diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/soc/sh')
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/sh/Kconfig | 80 | ||||
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/sh/Makefile | 26 | ||||
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/sh/dma-sh7760.c | 376 | ||||
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/sh/fsi-ak4642.c | 108 | ||||
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/sh/fsi-da7210.c | 81 | ||||
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/sh/fsi-hdmi.c | 118 | ||||
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/sh/fsi.c | 1771 | ||||
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/sh/hac.c | 339 | ||||
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/sh/migor.c | 225 | ||||
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/sh/sh7760-ac97.c | 73 | ||||
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/sh/siu.h | 194 | ||||
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/sh/siu_dai.c | 853 | ||||
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/sh/siu_pcm.c | 617 | ||||
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/sh/ssi.c | 408 |
14 files changed, 0 insertions, 5269 deletions
diff --git a/ANDROID_3.4.5/sound/soc/sh/Kconfig b/ANDROID_3.4.5/sound/soc/sh/Kconfig deleted file mode 100644 index d8e06a60..00000000 --- a/ANDROID_3.4.5/sound/soc/sh/Kconfig +++ /dev/null @@ -1,80 +0,0 @@ -menu "SoC Audio support for SuperH" - depends on SUPERH || ARCH_SHMOBILE - -config SND_SOC_PCM_SH7760 - tristate "SoC Audio support for Renesas SH7760" - depends on CPU_SUBTYPE_SH7760 && SH_DMABRG - help - Enable this option for SH7760 AC97/I2S audio support. - - -## -## Audio unit modules -## - -config SND_SOC_SH4_HAC - tristate - select AC97_BUS - select SND_SOC_AC97_BUS - -config SND_SOC_SH4_SSI - tristate - -config SND_SOC_SH4_FSI - tristate "SH4 FSI support" - help - This option enables FSI sound support - -config SND_SOC_SH4_SIU - tristate - depends on (SUPERH || ARCH_SHMOBILE) && HAVE_CLK - select DMA_ENGINE - select DMADEVICES - select SH_DMAE - select FW_LOADER - -## -## Boards -## - -config SND_SH7760_AC97 - tristate "SH7760 AC97 sound support" - depends on CPU_SUBTYPE_SH7760 && SND_SOC_PCM_SH7760 - select SND_SOC_SH4_HAC - select SND_SOC_AC97_CODEC - help - This option enables generic sound support for the first - AC97 unit of the SH7760. - -config SND_FSI_AK4642 - tristate "FSI-AK4642 sound support" - depends on SND_SOC_SH4_FSI && I2C - select SND_SOC_AK4642 - help - This option enables generic sound support for the - FSI - AK4642 unit - -config SND_FSI_DA7210 - tristate "FSI-DA7210 sound support" - depends on SND_SOC_SH4_FSI && I2C - select SND_SOC_DA7210 - help - This option enables generic sound support for the - FSI - DA7210 unit - -config SND_FSI_HDMI - tristate "FSI-HDMI sound support" - depends on SND_SOC_SH4_FSI && FB_SH_MOBILE_HDMI - help - This option enables generic sound support for the - FSI - HDMI unit - -config SND_SIU_MIGOR - tristate "SIU sound support on Migo-R" - depends on SH_MIGOR - select SND_SOC_SH4_SIU - select SND_SOC_WM8978 - help - This option enables sound support for the SH7722 Migo-R board - -endmenu diff --git a/ANDROID_3.4.5/sound/soc/sh/Makefile b/ANDROID_3.4.5/sound/soc/sh/Makefile deleted file mode 100644 index 94476d4c..00000000 --- a/ANDROID_3.4.5/sound/soc/sh/Makefile +++ /dev/null @@ -1,26 +0,0 @@ -## DMA engines -snd-soc-dma-sh7760-objs := dma-sh7760.o -obj-$(CONFIG_SND_SOC_PCM_SH7760) += snd-soc-dma-sh7760.o - -## audio units found on some SH-4 -snd-soc-hac-objs := hac.o -snd-soc-ssi-objs := ssi.o -snd-soc-fsi-objs := fsi.o -snd-soc-siu-objs := siu_pcm.o siu_dai.o -obj-$(CONFIG_SND_SOC_SH4_HAC) += snd-soc-hac.o -obj-$(CONFIG_SND_SOC_SH4_SSI) += snd-soc-ssi.o -obj-$(CONFIG_SND_SOC_SH4_FSI) += snd-soc-fsi.o -obj-$(CONFIG_SND_SOC_SH4_SIU) += snd-soc-siu.o - -## boards -snd-soc-sh7760-ac97-objs := sh7760-ac97.o -snd-soc-fsi-ak4642-objs := fsi-ak4642.o -snd-soc-fsi-da7210-objs := fsi-da7210.o -snd-soc-fsi-hdmi-objs := fsi-hdmi.o -snd-soc-migor-objs := migor.o - -obj-$(CONFIG_SND_SH7760_AC97) += snd-soc-sh7760-ac97.o -obj-$(CONFIG_SND_FSI_AK4642) += snd-soc-fsi-ak4642.o -obj-$(CONFIG_SND_FSI_DA7210) += snd-soc-fsi-da7210.o -obj-$(CONFIG_SND_FSI_HDMI) += snd-soc-fsi-hdmi.o -obj-$(CONFIG_SND_SIU_MIGOR) += snd-soc-migor.o diff --git a/ANDROID_3.4.5/sound/soc/sh/dma-sh7760.c b/ANDROID_3.4.5/sound/soc/sh/dma-sh7760.c deleted file mode 100644 index 7da20186..00000000 --- a/ANDROID_3.4.5/sound/soc/sh/dma-sh7760.c +++ /dev/null @@ -1,376 +0,0 @@ -/* - * SH7760 ("camelot") DMABRG audio DMA unit support - * - * Copyright (C) 2007 Manuel Lauss <mano@roarinelk.homelinux.net> - * licensed under the terms outlined in the file COPYING at the root - * of the linux kernel sources. - * - * The SH7760 DMABRG provides 4 dma channels (2x rec, 2x play), which - * trigger an interrupt when one half of the programmed transfer size - * has been xmitted. - * - * FIXME: little-endian only for now - */ - -#include <linux/module.h> -#include <linux/gfp.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/dma-mapping.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> -#include <asm/dmabrg.h> - - -/* registers and bits */ -#define BRGATXSAR 0x00 -#define BRGARXDAR 0x04 -#define BRGATXTCR 0x08 -#define BRGARXTCR 0x0C -#define BRGACR 0x10 -#define BRGATXTCNT 0x14 -#define BRGARXTCNT 0x18 - -#define ACR_RAR (1 << 18) -#define ACR_RDS (1 << 17) -#define ACR_RDE (1 << 16) -#define ACR_TAR (1 << 2) -#define ACR_TDS (1 << 1) -#define ACR_TDE (1 << 0) - -/* receiver/transmitter data alignment */ -#define ACR_RAM_NONE (0 << 24) -#define ACR_RAM_4BYTE (1 << 24) -#define ACR_RAM_2WORD (2 << 24) -#define ACR_TAM_NONE (0 << 8) -#define ACR_TAM_4BYTE (1 << 8) -#define ACR_TAM_2WORD (2 << 8) - - -struct camelot_pcm { - unsigned long mmio; /* DMABRG audio channel control reg MMIO */ - unsigned int txid; /* ID of first DMABRG IRQ for this unit */ - - struct snd_pcm_substream *tx_ss; - unsigned long tx_period_size; - unsigned int tx_period; - - struct snd_pcm_substream *rx_ss; - unsigned long rx_period_size; - unsigned int rx_period; - -} cam_pcm_data[2] = { - { - .mmio = 0xFE3C0040, - .txid = DMABRGIRQ_A0TXF, - }, - { - .mmio = 0xFE3C0060, - .txid = DMABRGIRQ_A1TXF, - }, -}; - -#define BRGREG(x) (*(unsigned long *)(cam->mmio + (x))) - -/* - * set a minimum of 16kb per period, to avoid interrupt-"storm" and - * resulting skipping. In general, the bigger the minimum size, the - * better for overall system performance. (The SH7760 is a puny CPU - * with a slow SDRAM interface and poor internal bus bandwidth, - * *especially* when the LCDC is active). The minimum for the DMAC - * is 8 bytes; 16kbytes are enough to get skip-free playback of a - * 44kHz/16bit/stereo MP3 on a lightly loaded system, and maintain - * reasonable responsiveness in MPlayer. - */ -#define DMABRG_PERIOD_MIN 16 * 1024 -#define DMABRG_PERIOD_MAX 0x03fffffc -#define DMABRG_PREALLOC_BUFFER 32 * 1024 -#define DMABRG_PREALLOC_BUFFER_MAX 32 * 1024 - -/* support everything the SSI supports */ -#define DMABRG_RATES \ - SNDRV_PCM_RATE_8000_192000 - -#define DMABRG_FMTS \ - (SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U8 | \ - SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE | \ - SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_U20_3LE | \ - SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_U24_3LE | \ - SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_U32_LE) - -static struct snd_pcm_hardware camelot_pcm_hardware = { - .info = (SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_BATCH), - .formats = DMABRG_FMTS, - .rates = DMABRG_RATES, - .rate_min = 8000, - .rate_max = 192000, - .channels_min = 2, - .channels_max = 8, /* max of the SSI */ - .buffer_bytes_max = DMABRG_PERIOD_MAX, - .period_bytes_min = DMABRG_PERIOD_MIN, - .period_bytes_max = DMABRG_PERIOD_MAX / 2, - .periods_min = 2, - .periods_max = 2, - .fifo_size = 128, -}; - -static void camelot_txdma(void *data) -{ - struct camelot_pcm *cam = data; - cam->tx_period ^= 1; - snd_pcm_period_elapsed(cam->tx_ss); -} - -static void camelot_rxdma(void *data) -{ - struct camelot_pcm *cam = data; - cam->rx_period ^= 1; - snd_pcm_period_elapsed(cam->rx_ss); -} - -static int camelot_pcm_open(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct camelot_pcm *cam = &cam_pcm_data[rtd->cpu_dai->id]; - int recv = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 0:1; - int ret, dmairq; - - snd_soc_set_runtime_hwparams(substream, &camelot_pcm_hardware); - - /* DMABRG buffer half/full events */ - dmairq = (recv) ? cam->txid + 2 : cam->txid; - if (recv) { - cam->rx_ss = substream; - ret = dmabrg_request_irq(dmairq, camelot_rxdma, cam); - if (unlikely(ret)) { - pr_debug("audio unit %d irqs already taken!\n", - rtd->cpu_dai->id); - return -EBUSY; - } - (void)dmabrg_request_irq(dmairq + 1,camelot_rxdma, cam); - } else { - cam->tx_ss = substream; - ret = dmabrg_request_irq(dmairq, camelot_txdma, cam); - if (unlikely(ret)) { - pr_debug("audio unit %d irqs already taken!\n", - rtd->cpu_dai->id); - return -EBUSY; - } - (void)dmabrg_request_irq(dmairq + 1, camelot_txdma, cam); - } - return 0; -} - -static int camelot_pcm_close(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct camelot_pcm *cam = &cam_pcm_data[rtd->cpu_dai->id]; - int recv = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 0:1; - int dmairq; - - dmairq = (recv) ? cam->txid + 2 : cam->txid; - - if (recv) - cam->rx_ss = NULL; - else - cam->tx_ss = NULL; - - dmabrg_free_irq(dmairq + 1); - dmabrg_free_irq(dmairq); - - return 0; -} - -static int camelot_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *hw_params) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct camelot_pcm *cam = &cam_pcm_data[rtd->cpu_dai->id]; - int recv = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 0:1; - int ret; - - ret = snd_pcm_lib_malloc_pages(substream, - params_buffer_bytes(hw_params)); - if (ret < 0) - return ret; - - if (recv) { - cam->rx_period_size = params_period_bytes(hw_params); - cam->rx_period = 0; - } else { - cam->tx_period_size = params_period_bytes(hw_params); - cam->tx_period = 0; - } - return 0; -} - -static int camelot_hw_free(struct snd_pcm_substream *substream) -{ - return snd_pcm_lib_free_pages(substream); -} - -static int camelot_prepare(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct camelot_pcm *cam = &cam_pcm_data[rtd->cpu_dai->id]; - - pr_debug("PCM data: addr 0x%08ulx len %d\n", - (u32)runtime->dma_addr, runtime->dma_bytes); - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { - BRGREG(BRGATXSAR) = (unsigned long)runtime->dma_area; - BRGREG(BRGATXTCR) = runtime->dma_bytes; - } else { - BRGREG(BRGARXDAR) = (unsigned long)runtime->dma_area; - BRGREG(BRGARXTCR) = runtime->dma_bytes; - } - - return 0; -} - -static inline void dmabrg_play_dma_start(struct camelot_pcm *cam) -{ - unsigned long acr = BRGREG(BRGACR) & ~(ACR_TDS | ACR_RDS); - /* start DMABRG engine: XFER start, auto-addr-reload */ - BRGREG(BRGACR) = acr | ACR_TDE | ACR_TAR | ACR_TAM_2WORD; -} - -static inline void dmabrg_play_dma_stop(struct camelot_pcm *cam) -{ - unsigned long acr = BRGREG(BRGACR) & ~(ACR_TDS | ACR_RDS); - /* forcibly terminate data transmission */ - BRGREG(BRGACR) = acr | ACR_TDS; -} - -static inline void dmabrg_rec_dma_start(struct camelot_pcm *cam) -{ - unsigned long acr = BRGREG(BRGACR) & ~(ACR_TDS | ACR_RDS); - /* start DMABRG engine: recv start, auto-reload */ - BRGREG(BRGACR) = acr | ACR_RDE | ACR_RAR | ACR_RAM_2WORD; -} - -static inline void dmabrg_rec_dma_stop(struct camelot_pcm *cam) -{ - unsigned long acr = BRGREG(BRGACR) & ~(ACR_TDS | ACR_RDS); - /* forcibly terminate data receiver */ - BRGREG(BRGACR) = acr | ACR_RDS; -} - -static int camelot_trigger(struct snd_pcm_substream *substream, int cmd) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct camelot_pcm *cam = &cam_pcm_data[rtd->cpu_dai->id]; - int recv = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 0:1; - - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - if (recv) - dmabrg_rec_dma_start(cam); - else - dmabrg_play_dma_start(cam); - break; - case SNDRV_PCM_TRIGGER_STOP: - if (recv) - dmabrg_rec_dma_stop(cam); - else - dmabrg_play_dma_stop(cam); - break; - default: - return -EINVAL; - } - - return 0; -} - -static snd_pcm_uframes_t camelot_pos(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct camelot_pcm *cam = &cam_pcm_data[rtd->cpu_dai->id]; - int recv = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 0:1; - unsigned long pos; - - /* cannot use the DMABRG pointer register: under load, by the - * time ALSA comes around to read the register, it is already - * far ahead (or worse, already done with the fragment) of the - * position at the time the IRQ was triggered, which results in - * fast-playback sound in my test application (ScummVM) - */ - if (recv) - pos = cam->rx_period ? cam->rx_period_size : 0; - else - pos = cam->tx_period ? cam->tx_period_size : 0; - - return bytes_to_frames(runtime, pos); -} - -static struct snd_pcm_ops camelot_pcm_ops = { - .open = camelot_pcm_open, - .close = camelot_pcm_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = camelot_hw_params, - .hw_free = camelot_hw_free, - .prepare = camelot_prepare, - .trigger = camelot_trigger, - .pointer = camelot_pos, -}; - -static void camelot_pcm_free(struct snd_pcm *pcm) -{ - snd_pcm_lib_preallocate_free_for_all(pcm); -} - -static int camelot_pcm_new(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_pcm *pcm = rtd->pcm; - - /* dont use SNDRV_DMA_TYPE_DEV, since it will oops the SH kernel - * in MMAP mode (i.e. aplay -M) - */ - snd_pcm_lib_preallocate_pages_for_all(pcm, - SNDRV_DMA_TYPE_CONTINUOUS, - snd_dma_continuous_data(GFP_KERNEL), - DMABRG_PREALLOC_BUFFER, DMABRG_PREALLOC_BUFFER_MAX); - - return 0; -} - -static struct snd_soc_platform sh7760_soc_platform = { - .pcm_ops = &camelot_pcm_ops, - .pcm_new = camelot_pcm_new, - .pcm_free = camelot_pcm_free, -}; - -static int __devinit sh7760_soc_platform_probe(struct platform_device *pdev) -{ - return snd_soc_register_platform(&pdev->dev, &sh7760_soc_platform); -} - -static int __devexit sh7760_soc_platform_remove(struct platform_device *pdev) -{ - snd_soc_unregister_platform(&pdev->dev); - return 0; -} - -static struct platform_driver sh7760_pcm_driver = { - .driver = { - .name = "sh7760-pcm-audio", - .owner = THIS_MODULE, - }, - - .probe = sh7760_soc_platform_probe, - .remove = __devexit_p(sh7760_soc_platform_remove), -}; - -module_platform_driver(sh7760_pcm_driver); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("SH7760 Audio DMA (DMABRG) driver"); -MODULE_AUTHOR("Manuel Lauss <mano@roarinelk.homelinux.net>"); diff --git a/ANDROID_3.4.5/sound/soc/sh/fsi-ak4642.c b/ANDROID_3.4.5/sound/soc/sh/fsi-ak4642.c deleted file mode 100644 index 97f540aa..00000000 --- a/ANDROID_3.4.5/sound/soc/sh/fsi-ak4642.c +++ /dev/null @@ -1,108 +0,0 @@ -/* - * FSI-AK464x sound support for ms7724se - * - * Copyright (C) 2009 Renesas Solutions Corp. - * Kuninori Morimoto <morimoto.kuninori@renesas.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#include <linux/platform_device.h> -#include <linux/module.h> -#include <sound/sh_fsi.h> - -struct fsi_ak4642_data { - const char *name; - const char *card; - const char *cpu_dai; - const char *codec; - const char *platform; - int id; -}; - -static int fsi_ak4642_dai_init(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_dai *codec = rtd->codec_dai; - struct snd_soc_dai *cpu = rtd->cpu_dai; - int ret; - - ret = snd_soc_dai_set_fmt(codec, SND_SOC_DAIFMT_LEFT_J | - SND_SOC_DAIFMT_CBM_CFM); - if (ret < 0) - return ret; - - ret = snd_soc_dai_set_sysclk(codec, 0, 11289600, 0); - if (ret < 0) - return ret; - - ret = snd_soc_dai_set_fmt(cpu, SND_SOC_DAIFMT_LEFT_J | - SND_SOC_DAIFMT_CBS_CFS); - - return ret; -} - -static struct snd_soc_dai_link fsi_dai_link = { - .codec_dai_name = "ak4642-hifi", - .init = fsi_ak4642_dai_init, -}; - -static struct snd_soc_card fsi_soc_card = { - .owner = THIS_MODULE, - .dai_link = &fsi_dai_link, - .num_links = 1, -}; - -static struct platform_device *fsi_snd_device; - -static int fsi_ak4642_probe(struct platform_device *pdev) -{ - int ret = -ENOMEM; - struct fsi_ak4642_info *pinfo = pdev->dev.platform_data; - - if (!pinfo) { - dev_err(&pdev->dev, "no info for fsi ak4642\n"); - goto out; - } - - fsi_snd_device = platform_device_alloc("soc-audio", pinfo->id); - if (!fsi_snd_device) - goto out; - - fsi_dai_link.name = pinfo->name; - fsi_dai_link.stream_name = pinfo->name; - fsi_dai_link.cpu_dai_name = pinfo->cpu_dai; - fsi_dai_link.platform_name = pinfo->platform; - fsi_dai_link.codec_name = pinfo->codec; - fsi_soc_card.name = pinfo->card; - - platform_set_drvdata(fsi_snd_device, &fsi_soc_card); - ret = platform_device_add(fsi_snd_device); - - if (ret) - platform_device_put(fsi_snd_device); - -out: - return ret; -} - -static int fsi_ak4642_remove(struct platform_device *pdev) -{ - platform_device_unregister(fsi_snd_device); - return 0; -} - -static struct platform_driver fsi_ak4642 = { - .driver = { - .name = "fsi-ak4642-audio", - }, - .probe = fsi_ak4642_probe, - .remove = fsi_ak4642_remove, -}; - -module_platform_driver(fsi_ak4642); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("Generic SH4 FSI-AK4642 sound card"); -MODULE_AUTHOR("Kuninori Morimoto <morimoto.kuninori@renesas.com>"); diff --git a/ANDROID_3.4.5/sound/soc/sh/fsi-da7210.c b/ANDROID_3.4.5/sound/soc/sh/fsi-da7210.c deleted file mode 100644 index 1dd3354c..00000000 --- a/ANDROID_3.4.5/sound/soc/sh/fsi-da7210.c +++ /dev/null @@ -1,81 +0,0 @@ -/* - * fsi-da7210.c - * - * Copyright (C) 2009 Renesas Solutions Corp. - * Kuninori Morimoto <morimoto.kuninori@renesas.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/platform_device.h> -#include <linux/module.h> -#include <sound/sh_fsi.h> - -static int fsi_da7210_init(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_dai *codec = rtd->codec_dai; - struct snd_soc_dai *cpu = rtd->cpu_dai; - int ret; - - ret = snd_soc_dai_set_fmt(codec, - SND_SOC_DAIFMT_I2S | - SND_SOC_DAIFMT_CBM_CFM); - if (ret < 0) - return ret; - - ret = snd_soc_dai_set_fmt(cpu, SND_SOC_DAIFMT_I2S | - SND_SOC_DAIFMT_CBS_CFS); - - return ret; -} - -static struct snd_soc_dai_link fsi_da7210_dai = { - .name = "DA7210", - .stream_name = "DA7210", - .cpu_dai_name = "fsib-dai", /* FSI B */ - .codec_dai_name = "da7210-hifi", - .platform_name = "sh_fsi.0", - .codec_name = "da7210-codec.0-001a", - .init = fsi_da7210_init, -}; - -static struct snd_soc_card fsi_soc_card = { - .name = "FSI-DA7210", - .owner = THIS_MODULE, - .dai_link = &fsi_da7210_dai, - .num_links = 1, -}; - -static struct platform_device *fsi_da7210_snd_device; - -static int __init fsi_da7210_sound_init(void) -{ - int ret; - - fsi_da7210_snd_device = platform_device_alloc("soc-audio", FSI_PORT_B); - if (!fsi_da7210_snd_device) - return -ENOMEM; - - platform_set_drvdata(fsi_da7210_snd_device, &fsi_soc_card); - ret = platform_device_add(fsi_da7210_snd_device); - if (ret) - platform_device_put(fsi_da7210_snd_device); - - return ret; -} - -static void __exit fsi_da7210_sound_exit(void) -{ - platform_device_unregister(fsi_da7210_snd_device); -} - -module_init(fsi_da7210_sound_init); -module_exit(fsi_da7210_sound_exit); - -/* Module information */ -MODULE_DESCRIPTION("ALSA SoC FSI DA2710"); -MODULE_AUTHOR("Kuninori Morimoto <morimoto.kuninori@renesas.com>"); -MODULE_LICENSE("GPL"); diff --git a/ANDROID_3.4.5/sound/soc/sh/fsi-hdmi.c b/ANDROID_3.4.5/sound/soc/sh/fsi-hdmi.c deleted file mode 100644 index 6e419083..00000000 --- a/ANDROID_3.4.5/sound/soc/sh/fsi-hdmi.c +++ /dev/null @@ -1,118 +0,0 @@ -/* - * FSI - HDMI sound support - * - * Copyright (C) 2010 Renesas Solutions Corp. - * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#include <linux/platform_device.h> -#include <linux/module.h> -#include <sound/sh_fsi.h> - -struct fsi_hdmi_data { - const char *cpu_dai; - const char *card; - int id; -}; - -static int fsi_hdmi_dai_init(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_dai *cpu = rtd->cpu_dai; - int ret; - - ret = snd_soc_dai_set_fmt(cpu, SND_SOC_DAIFMT_CBM_CFM); - - return ret; -} - -static struct snd_soc_dai_link fsi_dai_link = { - .name = "HDMI", - .stream_name = "HDMI", - .codec_dai_name = "sh_mobile_hdmi-hifi", - .platform_name = "sh_fsi2", - .codec_name = "sh-mobile-hdmi", - .init = fsi_hdmi_dai_init, -}; - -static struct snd_soc_card fsi_soc_card = { - .owner = THIS_MODULE, - .dai_link = &fsi_dai_link, - .num_links = 1, -}; - -static struct platform_device *fsi_snd_device; - -static int fsi_hdmi_probe(struct platform_device *pdev) -{ - int ret = -ENOMEM; - const struct platform_device_id *id_entry; - struct fsi_hdmi_data *pdata; - - id_entry = pdev->id_entry; - if (!id_entry) { - dev_err(&pdev->dev, "unknown fsi hdmi\n"); - return -ENODEV; - } - - pdata = (struct fsi_hdmi_data *)id_entry->driver_data; - - fsi_snd_device = platform_device_alloc("soc-audio", pdata->id); - if (!fsi_snd_device) - goto out; - - fsi_dai_link.cpu_dai_name = pdata->cpu_dai; - fsi_soc_card.name = pdata->card; - - platform_set_drvdata(fsi_snd_device, &fsi_soc_card); - ret = platform_device_add(fsi_snd_device); - - if (ret) - platform_device_put(fsi_snd_device); - -out: - return ret; -} - -static int fsi_hdmi_remove(struct platform_device *pdev) -{ - platform_device_unregister(fsi_snd_device); - return 0; -} - -static struct fsi_hdmi_data fsi2_a_hdmi = { - .cpu_dai = "fsia-dai", - .card = "FSI2A-HDMI", - .id = FSI_PORT_A, -}; - -static struct fsi_hdmi_data fsi2_b_hdmi = { - .cpu_dai = "fsib-dai", - .card = "FSI2B-HDMI", - .id = FSI_PORT_B, -}; - -static struct platform_device_id fsi_id_table[] = { - /* FSI 2 */ - { "sh_fsi2_a_hdmi", (kernel_ulong_t)&fsi2_a_hdmi }, - { "sh_fsi2_b_hdmi", (kernel_ulong_t)&fsi2_b_hdmi }, - {}, -}; - -static struct platform_driver fsi_hdmi = { - .driver = { - .name = "fsi-hdmi-audio", - }, - .probe = fsi_hdmi_probe, - .remove = fsi_hdmi_remove, - .id_table = fsi_id_table, -}; - -module_platform_driver(fsi_hdmi); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("Generic SH4 FSI-HDMI sound card"); -MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>"); diff --git a/ANDROID_3.4.5/sound/soc/sh/fsi.c b/ANDROID_3.4.5/sound/soc/sh/fsi.c deleted file mode 100644 index 74ed2dff..00000000 --- a/ANDROID_3.4.5/sound/soc/sh/fsi.c +++ /dev/null @@ -1,1771 +0,0 @@ -/* - * Fifo-attached Serial Interface (FSI) support for SH7724 - * - * Copyright (C) 2009 Renesas Solutions Corp. - * Kuninori Morimoto <morimoto.kuninori@renesas.com> - * - * Based on ssi.c - * Copyright (c) 2007 Manuel Lauss <mano@roarinelk.homelinux.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/delay.h> -#include <linux/dma-mapping.h> -#include <linux/pm_runtime.h> -#include <linux/io.h> -#include <linux/scatterlist.h> -#include <linux/sh_dma.h> -#include <linux/slab.h> -#include <linux/module.h> -#include <sound/soc.h> -#include <sound/sh_fsi.h> - -/* PortA/PortB register */ -#define REG_DO_FMT 0x0000 -#define REG_DOFF_CTL 0x0004 -#define REG_DOFF_ST 0x0008 -#define REG_DI_FMT 0x000C -#define REG_DIFF_CTL 0x0010 -#define REG_DIFF_ST 0x0014 -#define REG_CKG1 0x0018 -#define REG_CKG2 0x001C -#define REG_DIDT 0x0020 -#define REG_DODT 0x0024 -#define REG_MUTE_ST 0x0028 -#define REG_OUT_DMAC 0x002C -#define REG_OUT_SEL 0x0030 -#define REG_IN_DMAC 0x0038 - -/* master register */ -#define MST_CLK_RST 0x0210 -#define MST_SOFT_RST 0x0214 -#define MST_FIFO_SZ 0x0218 - -/* core register (depend on FSI version) */ -#define A_MST_CTLR 0x0180 -#define B_MST_CTLR 0x01A0 -#define CPU_INT_ST 0x01F4 -#define CPU_IEMSK 0x01F8 -#define CPU_IMSK 0x01FC -#define INT_ST 0x0200 -#define IEMSK 0x0204 -#define IMSK 0x0208 - -/* DO_FMT */ -/* DI_FMT */ -#define CR_BWS_MASK (0x3 << 20) /* FSI2 */ -#define CR_BWS_24 (0x0 << 20) /* FSI2 */ -#define CR_BWS_16 (0x1 << 20) /* FSI2 */ -#define CR_BWS_20 (0x2 << 20) /* FSI2 */ - -#define CR_DTMD_PCM (0x0 << 8) /* FSI2 */ -#define CR_DTMD_SPDIF_PCM (0x1 << 8) /* FSI2 */ -#define CR_DTMD_SPDIF_STREAM (0x2 << 8) /* FSI2 */ - -#define CR_MONO (0x0 << 4) -#define CR_MONO_D (0x1 << 4) -#define CR_PCM (0x2 << 4) -#define CR_I2S (0x3 << 4) -#define CR_TDM (0x4 << 4) -#define CR_TDM_D (0x5 << 4) - -/* OUT_DMAC */ -/* IN_DMAC */ -#define VDMD_MASK (0x3 << 4) -#define VDMD_FRONT (0x0 << 4) /* Package in front */ -#define VDMD_BACK (0x1 << 4) /* Package in back */ -#define VDMD_STREAM (0x2 << 4) /* Stream mode(16bit * 2) */ - -#define DMA_ON (0x1 << 0) - -/* DOFF_CTL */ -/* DIFF_CTL */ -#define IRQ_HALF 0x00100000 -#define FIFO_CLR 0x00000001 - -/* DOFF_ST */ -#define ERR_OVER 0x00000010 -#define ERR_UNDER 0x00000001 -#define ST_ERR (ERR_OVER | ERR_UNDER) - -/* CKG1 */ -#define ACKMD_MASK 0x00007000 -#define BPFMD_MASK 0x00000700 -#define DIMD (1 << 4) -#define DOMD (1 << 0) - -/* A/B MST_CTLR */ -#define BP (1 << 4) /* Fix the signal of Biphase output */ -#define SE (1 << 0) /* Fix the master clock */ - -/* CLK_RST */ -#define CRB (1 << 4) -#define CRA (1 << 0) - -/* IO SHIFT / MACRO */ -#define BI_SHIFT 12 -#define BO_SHIFT 8 -#define AI_SHIFT 4 -#define AO_SHIFT 0 -#define AB_IO(param, shift) (param << shift) - -/* SOFT_RST */ -#define PBSR (1 << 12) /* Port B Software Reset */ -#define PASR (1 << 8) /* Port A Software Reset */ -#define IR (1 << 4) /* Interrupt Reset */ -#define FSISR (1 << 0) /* Software Reset */ - -/* OUT_SEL (FSI2) */ -#define DMMD (1 << 4) /* SPDIF output timing 0: Biphase only */ - /* 1: Biphase and serial */ - -/* FIFO_SZ */ -#define FIFO_SZ_MASK 0x7 - -#define FSI_RATES SNDRV_PCM_RATE_8000_96000 - -#define FSI_FMTS (SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE) - -typedef int (*set_rate_func)(struct device *dev, int rate, int enable); - -/* - * FSI driver use below type name for variable - * - * xxx_num : number of data - * xxx_pos : position of data - * xxx_capa : capacity of data - */ - -/* - * period/frame/sample image - * - * ex) PCM (2ch) - * - * period pos period pos - * [n] [n + 1] - * |<-------------------- period--------------------->| - * ==|============================================ ... =|== - * | | - * ||<----- frame ----->|<------ frame ----->| ... | - * |+--------------------+--------------------+- ... | - * ||[ sample ][ sample ]|[ sample ][ sample ]| ... | - * |+--------------------+--------------------+- ... | - * ==|============================================ ... =|== - */ - -/* - * FSI FIFO image - * - * | | - * | | - * | [ sample ] | - * | [ sample ] | - * | [ sample ] | - * | [ sample ] | - * --> go to codecs - */ - -/* - * struct - */ - -struct fsi_stream_handler; -struct fsi_stream { - - /* - * these are initialized by fsi_stream_init() - */ - struct snd_pcm_substream *substream; - int fifo_sample_capa; /* sample capacity of FSI FIFO */ - int buff_sample_capa; /* sample capacity of ALSA buffer */ - int buff_sample_pos; /* sample position of ALSA buffer */ - int period_samples; /* sample number / 1 period */ - int period_pos; /* current period position */ - int sample_width; /* sample width */ - int uerr_num; - int oerr_num; - - /* - * thse are initialized by fsi_handler_init() - */ - struct fsi_stream_handler *handler; - struct fsi_priv *priv; - - /* - * these are for DMAEngine - */ - struct dma_chan *chan; - struct sh_dmae_slave slave; /* see fsi_handler_init() */ - struct tasklet_struct tasklet; - dma_addr_t dma; -}; - -struct fsi_priv { - void __iomem *base; - struct fsi_master *master; - struct sh_fsi_port_info *info; - - struct fsi_stream playback; - struct fsi_stream capture; - - u32 do_fmt; - u32 di_fmt; - - int chan_num:16; - int clk_master:1; - int spdif:1; - - long rate; -}; - -struct fsi_stream_handler { - int (*init)(struct fsi_priv *fsi, struct fsi_stream *io); - int (*quit)(struct fsi_priv *fsi, struct fsi_stream *io); - int (*probe)(struct fsi_priv *fsi, struct fsi_stream *io); - int (*transfer)(struct fsi_priv *fsi, struct fsi_stream *io); - int (*remove)(struct fsi_priv *fsi, struct fsi_stream *io); - void (*start_stop)(struct fsi_priv *fsi, struct fsi_stream *io, - int enable); -}; -#define fsi_stream_handler_call(io, func, args...) \ - (!(io) ? -ENODEV : \ - !((io)->handler->func) ? 0 : \ - (io)->handler->func(args)) - -struct fsi_core { - int ver; - - u32 int_st; - u32 iemsk; - u32 imsk; - u32 a_mclk; - u32 b_mclk; -}; - -struct fsi_master { - void __iomem *base; - int irq; - struct fsi_priv fsia; - struct fsi_priv fsib; - struct fsi_core *core; - spinlock_t lock; -}; - -static int fsi_stream_is_play(struct fsi_priv *fsi, struct fsi_stream *io); - -/* - * basic read write function - */ - -static void __fsi_reg_write(u32 __iomem *reg, u32 data) -{ - /* valid data area is 24bit */ - data &= 0x00ffffff; - - __raw_writel(data, reg); -} - -static u32 __fsi_reg_read(u32 __iomem *reg) -{ - return __raw_readl(reg); -} - -static void __fsi_reg_mask_set(u32 __iomem *reg, u32 mask, u32 data) -{ - u32 val = __fsi_reg_read(reg); - - val &= ~mask; - val |= data & mask; - - __fsi_reg_write(reg, val); -} - -#define fsi_reg_write(p, r, d)\ - __fsi_reg_write((p->base + REG_##r), d) - -#define fsi_reg_read(p, r)\ - __fsi_reg_read((p->base + REG_##r)) - -#define fsi_reg_mask_set(p, r, m, d)\ - __fsi_reg_mask_set((p->base + REG_##r), m, d) - -#define fsi_master_read(p, r) _fsi_master_read(p, MST_##r) -#define fsi_core_read(p, r) _fsi_master_read(p, p->core->r) -static u32 _fsi_master_read(struct fsi_master *master, u32 reg) -{ - u32 ret; - unsigned long flags; - - spin_lock_irqsave(&master->lock, flags); - ret = __fsi_reg_read(master->base + reg); - spin_unlock_irqrestore(&master->lock, flags); - - return ret; -} - -#define fsi_master_mask_set(p, r, m, d) _fsi_master_mask_set(p, MST_##r, m, d) -#define fsi_core_mask_set(p, r, m, d) _fsi_master_mask_set(p, p->core->r, m, d) -static void _fsi_master_mask_set(struct fsi_master *master, - u32 reg, u32 mask, u32 data) -{ - unsigned long flags; - - spin_lock_irqsave(&master->lock, flags); - __fsi_reg_mask_set(master->base + reg, mask, data); - spin_unlock_irqrestore(&master->lock, flags); -} - -/* - * basic function - */ - -static struct fsi_master *fsi_get_master(struct fsi_priv *fsi) -{ - return fsi->master; -} - -static int fsi_is_clk_master(struct fsi_priv *fsi) -{ - return fsi->clk_master; -} - -static int fsi_is_port_a(struct fsi_priv *fsi) -{ - return fsi->master->base == fsi->base; -} - -static int fsi_is_spdif(struct fsi_priv *fsi) -{ - return fsi->spdif; -} - -static int fsi_is_play(struct snd_pcm_substream *substream) -{ - return substream->stream == SNDRV_PCM_STREAM_PLAYBACK; -} - -static struct snd_soc_dai *fsi_get_dai(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - - return rtd->cpu_dai; -} - -static struct fsi_priv *fsi_get_priv_frm_dai(struct snd_soc_dai *dai) -{ - struct fsi_master *master = snd_soc_dai_get_drvdata(dai); - - if (dai->id == 0) - return &master->fsia; - else - return &master->fsib; -} - -static struct fsi_priv *fsi_get_priv(struct snd_pcm_substream *substream) -{ - return fsi_get_priv_frm_dai(fsi_get_dai(substream)); -} - -static set_rate_func fsi_get_info_set_rate(struct fsi_priv *fsi) -{ - if (!fsi->info) - return NULL; - - return fsi->info->set_rate; -} - -static u32 fsi_get_info_flags(struct fsi_priv *fsi) -{ - if (!fsi->info) - return 0; - - return fsi->info->flags; -} - -static u32 fsi_get_port_shift(struct fsi_priv *fsi, struct fsi_stream *io) -{ - int is_play = fsi_stream_is_play(fsi, io); - int is_porta = fsi_is_port_a(fsi); - u32 shift; - - if (is_porta) - shift = is_play ? AO_SHIFT : AI_SHIFT; - else - shift = is_play ? BO_SHIFT : BI_SHIFT; - - return shift; -} - -static int fsi_frame2sample(struct fsi_priv *fsi, int frames) -{ - return frames * fsi->chan_num; -} - -static int fsi_sample2frame(struct fsi_priv *fsi, int samples) -{ - return samples / fsi->chan_num; -} - -static int fsi_get_current_fifo_samples(struct fsi_priv *fsi, - struct fsi_stream *io) -{ - int is_play = fsi_stream_is_play(fsi, io); - u32 status; - int frames; - - status = is_play ? - fsi_reg_read(fsi, DOFF_ST) : - fsi_reg_read(fsi, DIFF_ST); - - frames = 0x1ff & (status >> 8); - - return fsi_frame2sample(fsi, frames); -} - -static void fsi_count_fifo_err(struct fsi_priv *fsi) -{ - u32 ostatus = fsi_reg_read(fsi, DOFF_ST); - u32 istatus = fsi_reg_read(fsi, DIFF_ST); - - if (ostatus & ERR_OVER) - fsi->playback.oerr_num++; - - if (ostatus & ERR_UNDER) - fsi->playback.uerr_num++; - - if (istatus & ERR_OVER) - fsi->capture.oerr_num++; - - if (istatus & ERR_UNDER) - fsi->capture.uerr_num++; - - fsi_reg_write(fsi, DOFF_ST, 0); - fsi_reg_write(fsi, DIFF_ST, 0); -} - -/* - * fsi_stream_xx() function - */ -static inline int fsi_stream_is_play(struct fsi_priv *fsi, - struct fsi_stream *io) -{ - return &fsi->playback == io; -} - -static inline struct fsi_stream *fsi_stream_get(struct fsi_priv *fsi, - struct snd_pcm_substream *substream) -{ - return fsi_is_play(substream) ? &fsi->playback : &fsi->capture; -} - -static int fsi_stream_is_working(struct fsi_priv *fsi, - struct fsi_stream *io) -{ - struct fsi_master *master = fsi_get_master(fsi); - unsigned long flags; - int ret; - - spin_lock_irqsave(&master->lock, flags); - ret = !!(io->substream && io->substream->runtime); - spin_unlock_irqrestore(&master->lock, flags); - - return ret; -} - -static struct fsi_priv *fsi_stream_to_priv(struct fsi_stream *io) -{ - return io->priv; -} - -static void fsi_stream_init(struct fsi_priv *fsi, - struct fsi_stream *io, - struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct fsi_master *master = fsi_get_master(fsi); - unsigned long flags; - - spin_lock_irqsave(&master->lock, flags); - io->substream = substream; - io->buff_sample_capa = fsi_frame2sample(fsi, runtime->buffer_size); - io->buff_sample_pos = 0; - io->period_samples = fsi_frame2sample(fsi, runtime->period_size); - io->period_pos = 0; - io->sample_width = samples_to_bytes(runtime, 1); - io->oerr_num = -1; /* ignore 1st err */ - io->uerr_num = -1; /* ignore 1st err */ - fsi_stream_handler_call(io, init, fsi, io); - spin_unlock_irqrestore(&master->lock, flags); -} - -static void fsi_stream_quit(struct fsi_priv *fsi, struct fsi_stream *io) -{ - struct snd_soc_dai *dai = fsi_get_dai(io->substream); - struct fsi_master *master = fsi_get_master(fsi); - unsigned long flags; - - spin_lock_irqsave(&master->lock, flags); - - if (io->oerr_num > 0) - dev_err(dai->dev, "over_run = %d\n", io->oerr_num); - - if (io->uerr_num > 0) - dev_err(dai->dev, "under_run = %d\n", io->uerr_num); - - fsi_stream_handler_call(io, quit, fsi, io); - io->substream = NULL; - io->buff_sample_capa = 0; - io->buff_sample_pos = 0; - io->period_samples = 0; - io->period_pos = 0; - io->sample_width = 0; - io->oerr_num = 0; - io->uerr_num = 0; - spin_unlock_irqrestore(&master->lock, flags); -} - -static int fsi_stream_transfer(struct fsi_stream *io) -{ - struct fsi_priv *fsi = fsi_stream_to_priv(io); - if (!fsi) - return -EIO; - - return fsi_stream_handler_call(io, transfer, fsi, io); -} - -#define fsi_stream_start(fsi, io)\ - fsi_stream_handler_call(io, start_stop, fsi, io, 1) - -#define fsi_stream_stop(fsi, io)\ - fsi_stream_handler_call(io, start_stop, fsi, io, 0) - -static int fsi_stream_probe(struct fsi_priv *fsi) -{ - struct fsi_stream *io; - int ret1, ret2; - - io = &fsi->playback; - ret1 = fsi_stream_handler_call(io, probe, fsi, io); - - io = &fsi->capture; - ret2 = fsi_stream_handler_call(io, probe, fsi, io); - - if (ret1 < 0) - return ret1; - if (ret2 < 0) - return ret2; - - return 0; -} - -static int fsi_stream_remove(struct fsi_priv *fsi) -{ - struct fsi_stream *io; - int ret1, ret2; - - io = &fsi->playback; - ret1 = fsi_stream_handler_call(io, remove, fsi, io); - - io = &fsi->capture; - ret2 = fsi_stream_handler_call(io, remove, fsi, io); - - if (ret1 < 0) - return ret1; - if (ret2 < 0) - return ret2; - - return 0; -} - -/* - * irq function - */ - -static void fsi_irq_enable(struct fsi_priv *fsi, struct fsi_stream *io) -{ - u32 data = AB_IO(1, fsi_get_port_shift(fsi, io)); - struct fsi_master *master = fsi_get_master(fsi); - - fsi_core_mask_set(master, imsk, data, data); - fsi_core_mask_set(master, iemsk, data, data); -} - -static void fsi_irq_disable(struct fsi_priv *fsi, struct fsi_stream *io) -{ - u32 data = AB_IO(1, fsi_get_port_shift(fsi, io)); - struct fsi_master *master = fsi_get_master(fsi); - - fsi_core_mask_set(master, imsk, data, 0); - fsi_core_mask_set(master, iemsk, data, 0); -} - -static u32 fsi_irq_get_status(struct fsi_master *master) -{ - return fsi_core_read(master, int_st); -} - -static void fsi_irq_clear_status(struct fsi_priv *fsi) -{ - u32 data = 0; - struct fsi_master *master = fsi_get_master(fsi); - - data |= AB_IO(1, fsi_get_port_shift(fsi, &fsi->playback)); - data |= AB_IO(1, fsi_get_port_shift(fsi, &fsi->capture)); - - /* clear interrupt factor */ - fsi_core_mask_set(master, int_st, data, 0); -} - -/* - * SPDIF master clock function - * - * These functions are used later FSI2 - */ -static void fsi_spdif_clk_ctrl(struct fsi_priv *fsi, int enable) -{ - struct fsi_master *master = fsi_get_master(fsi); - u32 mask, val; - - if (master->core->ver < 2) { - pr_err("fsi: register access err (%s)\n", __func__); - return; - } - - mask = BP | SE; - val = enable ? mask : 0; - - fsi_is_port_a(fsi) ? - fsi_core_mask_set(master, a_mclk, mask, val) : - fsi_core_mask_set(master, b_mclk, mask, val); -} - -/* - * clock function - */ -static int fsi_set_master_clk(struct device *dev, struct fsi_priv *fsi, - long rate, int enable) -{ - struct fsi_master *master = fsi_get_master(fsi); - set_rate_func set_rate = fsi_get_info_set_rate(fsi); - int fsi_ver = master->core->ver; - int ret; - - if (!set_rate) - return 0; - - ret = set_rate(dev, rate, enable); - if (ret < 0) /* error */ - return ret; - - if (!enable) - return 0; - - if (ret > 0) { - u32 data = 0; - - switch (ret & SH_FSI_ACKMD_MASK) { - default: - /* FALL THROUGH */ - case SH_FSI_ACKMD_512: - data |= (0x0 << 12); - break; - case SH_FSI_ACKMD_256: - data |= (0x1 << 12); - break; - case SH_FSI_ACKMD_128: - data |= (0x2 << 12); - break; - case SH_FSI_ACKMD_64: - data |= (0x3 << 12); - break; - case SH_FSI_ACKMD_32: - if (fsi_ver < 2) - dev_err(dev, "unsupported ACKMD\n"); - else - data |= (0x4 << 12); - break; - } - - switch (ret & SH_FSI_BPFMD_MASK) { - default: - /* FALL THROUGH */ - case SH_FSI_BPFMD_32: - data |= (0x0 << 8); - break; - case SH_FSI_BPFMD_64: - data |= (0x1 << 8); - break; - case SH_FSI_BPFMD_128: - data |= (0x2 << 8); - break; - case SH_FSI_BPFMD_256: - data |= (0x3 << 8); - break; - case SH_FSI_BPFMD_512: - data |= (0x4 << 8); - break; - case SH_FSI_BPFMD_16: - if (fsi_ver < 2) - dev_err(dev, "unsupported ACKMD\n"); - else - data |= (0x7 << 8); - break; - } - - fsi_reg_mask_set(fsi, CKG1, (ACKMD_MASK | BPFMD_MASK) , data); - udelay(10); - ret = 0; - } - - return ret; -} - -/* - * pio data transfer handler - */ -static void fsi_pio_push16(struct fsi_priv *fsi, u8 *_buf, int samples) -{ - u16 *buf = (u16 *)_buf; - int i; - - for (i = 0; i < samples; i++) - fsi_reg_write(fsi, DODT, ((u32)*(buf + i) << 8)); -} - -static void fsi_pio_pop16(struct fsi_priv *fsi, u8 *_buf, int samples) -{ - u16 *buf = (u16 *)_buf; - int i; - - for (i = 0; i < samples; i++) - *(buf + i) = (u16)(fsi_reg_read(fsi, DIDT) >> 8); -} - -static void fsi_pio_push32(struct fsi_priv *fsi, u8 *_buf, int samples) -{ - u32 *buf = (u32 *)_buf; - int i; - - for (i = 0; i < samples; i++) - fsi_reg_write(fsi, DODT, *(buf + i)); -} - -static void fsi_pio_pop32(struct fsi_priv *fsi, u8 *_buf, int samples) -{ - u32 *buf = (u32 *)_buf; - int i; - - for (i = 0; i < samples; i++) - *(buf + i) = fsi_reg_read(fsi, DIDT); -} - -static u8 *fsi_pio_get_area(struct fsi_priv *fsi, struct fsi_stream *io) -{ - struct snd_pcm_runtime *runtime = io->substream->runtime; - - return runtime->dma_area + - samples_to_bytes(runtime, io->buff_sample_pos); -} - -static int fsi_pio_transfer(struct fsi_priv *fsi, struct fsi_stream *io, - void (*run16)(struct fsi_priv *fsi, u8 *buf, int samples), - void (*run32)(struct fsi_priv *fsi, u8 *buf, int samples), - int samples) -{ - struct snd_pcm_runtime *runtime; - struct snd_pcm_substream *substream; - u8 *buf; - int over_period; - - if (!fsi_stream_is_working(fsi, io)) - return -EINVAL; - - over_period = 0; - substream = io->substream; - runtime = substream->runtime; - - /* FSI FIFO has limit. - * So, this driver can not send periods data at a time - */ - if (io->buff_sample_pos >= - io->period_samples * (io->period_pos + 1)) { - - over_period = 1; - io->period_pos = (io->period_pos + 1) % runtime->periods; - - if (0 == io->period_pos) - io->buff_sample_pos = 0; - } - - buf = fsi_pio_get_area(fsi, io); - - switch (io->sample_width) { - case 2: - run16(fsi, buf, samples); - break; - case 4: - run32(fsi, buf, samples); - break; - default: - return -EINVAL; - } - - /* update buff_sample_pos */ - io->buff_sample_pos += samples; - - if (over_period) - snd_pcm_period_elapsed(substream); - - return 0; -} - -static int fsi_pio_pop(struct fsi_priv *fsi, struct fsi_stream *io) -{ - int sample_residues; /* samples in FSI fifo */ - int sample_space; /* ALSA free samples space */ - int samples; - - sample_residues = fsi_get_current_fifo_samples(fsi, io); - sample_space = io->buff_sample_capa - io->buff_sample_pos; - - samples = min(sample_residues, sample_space); - - return fsi_pio_transfer(fsi, io, - fsi_pio_pop16, - fsi_pio_pop32, - samples); -} - -static int fsi_pio_push(struct fsi_priv *fsi, struct fsi_stream *io) -{ - int sample_residues; /* ALSA residue samples */ - int sample_space; /* FSI fifo free samples space */ - int samples; - - sample_residues = io->buff_sample_capa - io->buff_sample_pos; - sample_space = io->fifo_sample_capa - - fsi_get_current_fifo_samples(fsi, io); - - samples = min(sample_residues, sample_space); - - return fsi_pio_transfer(fsi, io, - fsi_pio_push16, - fsi_pio_push32, - samples); -} - -static void fsi_pio_start_stop(struct fsi_priv *fsi, struct fsi_stream *io, - int enable) -{ - struct fsi_master *master = fsi_get_master(fsi); - u32 clk = fsi_is_port_a(fsi) ? CRA : CRB; - - if (enable) - fsi_irq_enable(fsi, io); - else - fsi_irq_disable(fsi, io); - - if (fsi_is_clk_master(fsi)) - fsi_master_mask_set(master, CLK_RST, clk, (enable) ? clk : 0); -} - -static struct fsi_stream_handler fsi_pio_push_handler = { - .transfer = fsi_pio_push, - .start_stop = fsi_pio_start_stop, -}; - -static struct fsi_stream_handler fsi_pio_pop_handler = { - .transfer = fsi_pio_pop, - .start_stop = fsi_pio_start_stop, -}; - -static irqreturn_t fsi_interrupt(int irq, void *data) -{ - struct fsi_master *master = data; - u32 int_st = fsi_irq_get_status(master); - - /* clear irq status */ - fsi_master_mask_set(master, SOFT_RST, IR, 0); - fsi_master_mask_set(master, SOFT_RST, IR, IR); - - if (int_st & AB_IO(1, AO_SHIFT)) - fsi_stream_transfer(&master->fsia.playback); - if (int_st & AB_IO(1, BO_SHIFT)) - fsi_stream_transfer(&master->fsib.playback); - if (int_st & AB_IO(1, AI_SHIFT)) - fsi_stream_transfer(&master->fsia.capture); - if (int_st & AB_IO(1, BI_SHIFT)) - fsi_stream_transfer(&master->fsib.capture); - - fsi_count_fifo_err(&master->fsia); - fsi_count_fifo_err(&master->fsib); - - fsi_irq_clear_status(&master->fsia); - fsi_irq_clear_status(&master->fsib); - - return IRQ_HANDLED; -} - -/* - * dma data transfer handler - */ -static int fsi_dma_init(struct fsi_priv *fsi, struct fsi_stream *io) -{ - struct snd_pcm_runtime *runtime = io->substream->runtime; - struct snd_soc_dai *dai = fsi_get_dai(io->substream); - enum dma_data_direction dir = fsi_stream_is_play(fsi, io) ? - DMA_TO_DEVICE : DMA_FROM_DEVICE; - - io->dma = dma_map_single(dai->dev, runtime->dma_area, - snd_pcm_lib_buffer_bytes(io->substream), dir); - return 0; -} - -static int fsi_dma_quit(struct fsi_priv *fsi, struct fsi_stream *io) -{ - struct snd_soc_dai *dai = fsi_get_dai(io->substream); - enum dma_data_direction dir = fsi_stream_is_play(fsi, io) ? - DMA_TO_DEVICE : DMA_FROM_DEVICE; - - dma_unmap_single(dai->dev, io->dma, - snd_pcm_lib_buffer_bytes(io->substream), dir); - return 0; -} - -static void fsi_dma_complete(void *data) -{ - struct fsi_stream *io = (struct fsi_stream *)data; - struct fsi_priv *fsi = fsi_stream_to_priv(io); - struct snd_pcm_runtime *runtime = io->substream->runtime; - struct snd_soc_dai *dai = fsi_get_dai(io->substream); - enum dma_data_direction dir = fsi_stream_is_play(fsi, io) ? - DMA_TO_DEVICE : DMA_FROM_DEVICE; - - dma_sync_single_for_cpu(dai->dev, io->dma, - samples_to_bytes(runtime, io->period_samples), dir); - - io->buff_sample_pos += io->period_samples; - io->period_pos++; - - if (io->period_pos >= runtime->periods) { - io->period_pos = 0; - io->buff_sample_pos = 0; - } - - fsi_count_fifo_err(fsi); - fsi_stream_transfer(io); - - snd_pcm_period_elapsed(io->substream); -} - -static dma_addr_t fsi_dma_get_area(struct fsi_stream *io) -{ - struct snd_pcm_runtime *runtime = io->substream->runtime; - - return io->dma + samples_to_bytes(runtime, io->buff_sample_pos); -} - -static void fsi_dma_do_tasklet(unsigned long data) -{ - struct fsi_stream *io = (struct fsi_stream *)data; - struct fsi_priv *fsi = fsi_stream_to_priv(io); - struct dma_chan *chan; - struct snd_soc_dai *dai; - struct dma_async_tx_descriptor *desc; - struct scatterlist sg; - struct snd_pcm_runtime *runtime; - enum dma_data_direction dir; - dma_cookie_t cookie; - int is_play = fsi_stream_is_play(fsi, io); - int len; - dma_addr_t buf; - - if (!fsi_stream_is_working(fsi, io)) - return; - - dai = fsi_get_dai(io->substream); - chan = io->chan; - runtime = io->substream->runtime; - dir = is_play ? DMA_TO_DEVICE : DMA_FROM_DEVICE; - len = samples_to_bytes(runtime, io->period_samples); - buf = fsi_dma_get_area(io); - - dma_sync_single_for_device(dai->dev, io->dma, len, dir); - - sg_init_table(&sg, 1); - sg_set_page(&sg, pfn_to_page(PFN_DOWN(buf)), - len , offset_in_page(buf)); - sg_dma_address(&sg) = buf; - sg_dma_len(&sg) = len; - - desc = dmaengine_prep_slave_sg(chan, &sg, 1, dir, - DMA_PREP_INTERRUPT | DMA_CTRL_ACK); - if (!desc) { - dev_err(dai->dev, "dmaengine_prep_slave_sg() fail\n"); - return; - } - - desc->callback = fsi_dma_complete; - desc->callback_param = io; - - cookie = desc->tx_submit(desc); - if (cookie < 0) { - dev_err(dai->dev, "tx_submit() fail\n"); - return; - } - - dma_async_issue_pending(chan); - - /* - * FIXME - * - * In DMAEngine case, codec and FSI cannot be started simultaneously - * since FSI is using tasklet. - * Therefore, in capture case, probably FSI FIFO will have got - * overflow error in this point. - * in that case, DMA cannot start transfer until error was cleared. - */ - if (!is_play) { - if (ERR_OVER & fsi_reg_read(fsi, DIFF_ST)) { - fsi_reg_mask_set(fsi, DIFF_CTL, FIFO_CLR, FIFO_CLR); - fsi_reg_write(fsi, DIFF_ST, 0); - } - } -} - -static bool fsi_dma_filter(struct dma_chan *chan, void *param) -{ - struct sh_dmae_slave *slave = param; - - chan->private = slave; - - return true; -} - -static int fsi_dma_transfer(struct fsi_priv *fsi, struct fsi_stream *io) -{ - tasklet_schedule(&io->tasklet); - - return 0; -} - -static void fsi_dma_push_start_stop(struct fsi_priv *fsi, struct fsi_stream *io, - int start) -{ - u32 bws; - u32 dma; - - switch (io->sample_width * start) { - case 2: - bws = CR_BWS_16; - dma = VDMD_STREAM | DMA_ON; - break; - case 4: - bws = CR_BWS_24; - dma = VDMD_BACK | DMA_ON; - break; - default: - bws = 0; - dma = 0; - } - - fsi_reg_mask_set(fsi, DO_FMT, CR_BWS_MASK, bws); - fsi_reg_write(fsi, OUT_DMAC, dma); -} - -static int fsi_dma_probe(struct fsi_priv *fsi, struct fsi_stream *io) -{ - dma_cap_mask_t mask; - - dma_cap_zero(mask); - dma_cap_set(DMA_SLAVE, mask); - - io->chan = dma_request_channel(mask, fsi_dma_filter, &io->slave); - if (!io->chan) - return -EIO; - - tasklet_init(&io->tasklet, fsi_dma_do_tasklet, (unsigned long)io); - - return 0; -} - -static int fsi_dma_remove(struct fsi_priv *fsi, struct fsi_stream *io) -{ - tasklet_kill(&io->tasklet); - - fsi_stream_stop(fsi, io); - - if (io->chan) - dma_release_channel(io->chan); - - io->chan = NULL; - return 0; -} - -static struct fsi_stream_handler fsi_dma_push_handler = { - .init = fsi_dma_init, - .quit = fsi_dma_quit, - .probe = fsi_dma_probe, - .transfer = fsi_dma_transfer, - .remove = fsi_dma_remove, - .start_stop = fsi_dma_push_start_stop, -}; - -/* - * dai ops - */ -static void fsi_fifo_init(struct fsi_priv *fsi, - struct fsi_stream *io, - struct device *dev) -{ - struct fsi_master *master = fsi_get_master(fsi); - int is_play = fsi_stream_is_play(fsi, io); - u32 shift, i; - int frame_capa; - - /* get on-chip RAM capacity */ - shift = fsi_master_read(master, FIFO_SZ); - shift >>= fsi_get_port_shift(fsi, io); - shift &= FIFO_SZ_MASK; - frame_capa = 256 << shift; - dev_dbg(dev, "fifo = %d words\n", frame_capa); - - /* - * The maximum number of sample data varies depending - * on the number of channels selected for the format. - * - * FIFOs are used in 4-channel units in 3-channel mode - * and in 8-channel units in 5- to 7-channel mode - * meaning that more FIFOs than the required size of DPRAM - * are used. - * - * ex) if 256 words of DP-RAM is connected - * 1 channel: 256 (256 x 1 = 256) - * 2 channels: 128 (128 x 2 = 256) - * 3 channels: 64 ( 64 x 3 = 192) - * 4 channels: 64 ( 64 x 4 = 256) - * 5 channels: 32 ( 32 x 5 = 160) - * 6 channels: 32 ( 32 x 6 = 192) - * 7 channels: 32 ( 32 x 7 = 224) - * 8 channels: 32 ( 32 x 8 = 256) - */ - for (i = 1; i < fsi->chan_num; i <<= 1) - frame_capa >>= 1; - dev_dbg(dev, "%d channel %d store\n", - fsi->chan_num, frame_capa); - - io->fifo_sample_capa = fsi_frame2sample(fsi, frame_capa); - - /* - * set interrupt generation factor - * clear FIFO - */ - if (is_play) { - fsi_reg_write(fsi, DOFF_CTL, IRQ_HALF); - fsi_reg_mask_set(fsi, DOFF_CTL, FIFO_CLR, FIFO_CLR); - } else { - fsi_reg_write(fsi, DIFF_CTL, IRQ_HALF); - fsi_reg_mask_set(fsi, DIFF_CTL, FIFO_CLR, FIFO_CLR); - } -} - -static int fsi_hw_startup(struct fsi_priv *fsi, - struct fsi_stream *io, - struct device *dev) -{ - struct fsi_master *master = fsi_get_master(fsi); - int fsi_ver = master->core->ver; - u32 flags = fsi_get_info_flags(fsi); - u32 data = 0; - - /* clock setting */ - if (fsi_is_clk_master(fsi)) - data = DIMD | DOMD; - - fsi_reg_mask_set(fsi, CKG1, (DIMD | DOMD), data); - - /* clock inversion (CKG2) */ - data = 0; - if (SH_FSI_LRM_INV & flags) - data |= 1 << 12; - if (SH_FSI_BRM_INV & flags) - data |= 1 << 8; - if (SH_FSI_LRS_INV & flags) - data |= 1 << 4; - if (SH_FSI_BRS_INV & flags) - data |= 1 << 0; - - fsi_reg_write(fsi, CKG2, data); - - /* set format */ - fsi_reg_write(fsi, DO_FMT, fsi->do_fmt); - fsi_reg_write(fsi, DI_FMT, fsi->di_fmt); - - /* spdif ? */ - if (fsi_is_spdif(fsi)) { - fsi_spdif_clk_ctrl(fsi, 1); - fsi_reg_mask_set(fsi, OUT_SEL, DMMD, DMMD); - } - - /* - * FIXME - * - * FSI driver assumed that data package is in-back. - * FSI2 chip can select it. - */ - if (fsi_ver >= 2) { - fsi_reg_write(fsi, OUT_DMAC, (1 << 4)); - fsi_reg_write(fsi, IN_DMAC, (1 << 4)); - } - - /* irq clear */ - fsi_irq_disable(fsi, io); - fsi_irq_clear_status(fsi); - - /* fifo init */ - fsi_fifo_init(fsi, io, dev); - - return 0; -} - -static void fsi_hw_shutdown(struct fsi_priv *fsi, - struct device *dev) -{ - if (fsi_is_clk_master(fsi)) - fsi_set_master_clk(dev, fsi, fsi->rate, 0); -} - -static int fsi_dai_startup(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct fsi_priv *fsi = fsi_get_priv(substream); - - return fsi_hw_startup(fsi, fsi_stream_get(fsi, substream), dai->dev); -} - -static void fsi_dai_shutdown(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct fsi_priv *fsi = fsi_get_priv(substream); - - fsi_hw_shutdown(fsi, dai->dev); - fsi->rate = 0; -} - -static int fsi_dai_trigger(struct snd_pcm_substream *substream, int cmd, - struct snd_soc_dai *dai) -{ - struct fsi_priv *fsi = fsi_get_priv(substream); - struct fsi_stream *io = fsi_stream_get(fsi, substream); - int ret = 0; - - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - fsi_stream_init(fsi, io, substream); - ret = fsi_stream_transfer(io); - if (0 == ret) - fsi_stream_start(fsi, io); - break; - case SNDRV_PCM_TRIGGER_STOP: - fsi_stream_stop(fsi, io); - fsi_stream_quit(fsi, io); - break; - } - - return ret; -} - -static int fsi_set_fmt_dai(struct fsi_priv *fsi, unsigned int fmt) -{ - u32 data = 0; - - switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_I2S: - data = CR_I2S; - fsi->chan_num = 2; - break; - case SND_SOC_DAIFMT_LEFT_J: - data = CR_PCM; - fsi->chan_num = 2; - break; - default: - return -EINVAL; - } - - fsi->do_fmt = data; - fsi->di_fmt = data; - - return 0; -} - -static int fsi_set_fmt_spdif(struct fsi_priv *fsi) -{ - struct fsi_master *master = fsi_get_master(fsi); - u32 data = 0; - - if (master->core->ver < 2) - return -EINVAL; - - data = CR_BWS_16 | CR_DTMD_SPDIF_PCM | CR_PCM; - fsi->chan_num = 2; - fsi->spdif = 1; - - fsi->do_fmt = data; - fsi->di_fmt = data; - - return 0; -} - -static int fsi_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) -{ - struct fsi_priv *fsi = fsi_get_priv_frm_dai(dai); - set_rate_func set_rate = fsi_get_info_set_rate(fsi); - u32 flags = fsi_get_info_flags(fsi); - int ret; - - /* set master/slave audio interface */ - switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { - case SND_SOC_DAIFMT_CBM_CFM: - fsi->clk_master = 1; - break; - case SND_SOC_DAIFMT_CBS_CFS: - break; - default: - return -EINVAL; - } - - if (fsi_is_clk_master(fsi) && !set_rate) { - dev_err(dai->dev, "platform doesn't have set_rate\n"); - return -EINVAL; - } - - /* set format */ - switch (flags & SH_FSI_FMT_MASK) { - case SH_FSI_FMT_DAI: - ret = fsi_set_fmt_dai(fsi, fmt & SND_SOC_DAIFMT_FORMAT_MASK); - break; - case SH_FSI_FMT_SPDIF: - ret = fsi_set_fmt_spdif(fsi); - break; - default: - ret = -EINVAL; - } - - return ret; -} - -static int fsi_dai_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - struct fsi_priv *fsi = fsi_get_priv(substream); - long rate = params_rate(params); - int ret; - - if (!fsi_is_clk_master(fsi)) - return 0; - - ret = fsi_set_master_clk(dai->dev, fsi, rate, 1); - if (ret < 0) - return ret; - - fsi->rate = rate; - - return ret; -} - -static const struct snd_soc_dai_ops fsi_dai_ops = { - .startup = fsi_dai_startup, - .shutdown = fsi_dai_shutdown, - .trigger = fsi_dai_trigger, - .set_fmt = fsi_dai_set_fmt, - .hw_params = fsi_dai_hw_params, -}; - -/* - * pcm ops - */ - -static struct snd_pcm_hardware fsi_pcm_hardware = { - .info = SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_PAUSE, - .formats = FSI_FMTS, - .rates = FSI_RATES, - .rate_min = 8000, - .rate_max = 192000, - .channels_min = 1, - .channels_max = 2, - .buffer_bytes_max = 64 * 1024, - .period_bytes_min = 32, - .period_bytes_max = 8192, - .periods_min = 1, - .periods_max = 32, - .fifo_size = 256, -}; - -static int fsi_pcm_open(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - int ret = 0; - - snd_soc_set_runtime_hwparams(substream, &fsi_pcm_hardware); - - ret = snd_pcm_hw_constraint_integer(runtime, - SNDRV_PCM_HW_PARAM_PERIODS); - - return ret; -} - -static int fsi_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *hw_params) -{ - return snd_pcm_lib_malloc_pages(substream, - params_buffer_bytes(hw_params)); -} - -static int fsi_hw_free(struct snd_pcm_substream *substream) -{ - return snd_pcm_lib_free_pages(substream); -} - -static snd_pcm_uframes_t fsi_pointer(struct snd_pcm_substream *substream) -{ - struct fsi_priv *fsi = fsi_get_priv(substream); - struct fsi_stream *io = fsi_stream_get(fsi, substream); - - return fsi_sample2frame(fsi, io->buff_sample_pos); -} - -static struct snd_pcm_ops fsi_pcm_ops = { - .open = fsi_pcm_open, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = fsi_hw_params, - .hw_free = fsi_hw_free, - .pointer = fsi_pointer, -}; - -/* - * snd_soc_platform - */ - -#define PREALLOC_BUFFER (32 * 1024) -#define PREALLOC_BUFFER_MAX (32 * 1024) - -static void fsi_pcm_free(struct snd_pcm *pcm) -{ - snd_pcm_lib_preallocate_free_for_all(pcm); -} - -static int fsi_pcm_new(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_pcm *pcm = rtd->pcm; - - /* - * dont use SNDRV_DMA_TYPE_DEV, since it will oops the SH kernel - * in MMAP mode (i.e. aplay -M) - */ - return snd_pcm_lib_preallocate_pages_for_all( - pcm, - SNDRV_DMA_TYPE_CONTINUOUS, - snd_dma_continuous_data(GFP_KERNEL), - PREALLOC_BUFFER, PREALLOC_BUFFER_MAX); -} - -/* - * alsa struct - */ - -static struct snd_soc_dai_driver fsi_soc_dai[] = { - { - .name = "fsia-dai", - .playback = { - .rates = FSI_RATES, - .formats = FSI_FMTS, - .channels_min = 1, - .channels_max = 8, - }, - .capture = { - .rates = FSI_RATES, - .formats = FSI_FMTS, - .channels_min = 1, - .channels_max = 8, - }, - .ops = &fsi_dai_ops, - }, - { - .name = "fsib-dai", - .playback = { - .rates = FSI_RATES, - .formats = FSI_FMTS, - .channels_min = 1, - .channels_max = 8, - }, - .capture = { - .rates = FSI_RATES, - .formats = FSI_FMTS, - .channels_min = 1, - .channels_max = 8, - }, - .ops = &fsi_dai_ops, - }, -}; - -static struct snd_soc_platform_driver fsi_soc_platform = { - .ops = &fsi_pcm_ops, - .pcm_new = fsi_pcm_new, - .pcm_free = fsi_pcm_free, -}; - -/* - * platform function - */ -static void fsi_handler_init(struct fsi_priv *fsi) -{ - fsi->playback.handler = &fsi_pio_push_handler; /* default PIO */ - fsi->playback.priv = fsi; - fsi->capture.handler = &fsi_pio_pop_handler; /* default PIO */ - fsi->capture.priv = fsi; - - if (fsi->info->tx_id) { - fsi->playback.slave.slave_id = fsi->info->tx_id; - fsi->playback.handler = &fsi_dma_push_handler; - } -} - -static int fsi_probe(struct platform_device *pdev) -{ - struct fsi_master *master; - const struct platform_device_id *id_entry; - struct sh_fsi_platform_info *info = pdev->dev.platform_data; - struct resource *res; - unsigned int irq; - int ret; - - id_entry = pdev->id_entry; - if (!id_entry) { - dev_err(&pdev->dev, "unknown fsi device\n"); - return -ENODEV; - } - - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - irq = platform_get_irq(pdev, 0); - if (!res || (int)irq <= 0) { - dev_err(&pdev->dev, "Not enough FSI platform resources.\n"); - ret = -ENODEV; - goto exit; - } - - master = kzalloc(sizeof(*master), GFP_KERNEL); - if (!master) { - dev_err(&pdev->dev, "Could not allocate master\n"); - ret = -ENOMEM; - goto exit; - } - - master->base = ioremap_nocache(res->start, resource_size(res)); - if (!master->base) { - ret = -ENXIO; - dev_err(&pdev->dev, "Unable to ioremap FSI registers.\n"); - goto exit_kfree; - } - - /* master setting */ - master->irq = irq; - master->core = (struct fsi_core *)id_entry->driver_data; - spin_lock_init(&master->lock); - - /* FSI A setting */ - master->fsia.base = master->base; - master->fsia.master = master; - master->fsia.info = &info->port_a; - fsi_handler_init(&master->fsia); - ret = fsi_stream_probe(&master->fsia); - if (ret < 0) { - dev_err(&pdev->dev, "FSIA stream probe failed\n"); - goto exit_iounmap; - } - - /* FSI B setting */ - master->fsib.base = master->base + 0x40; - master->fsib.master = master; - master->fsib.info = &info->port_b; - fsi_handler_init(&master->fsib); - ret = fsi_stream_probe(&master->fsib); - if (ret < 0) { - dev_err(&pdev->dev, "FSIB stream probe failed\n"); - goto exit_fsia; - } - - pm_runtime_enable(&pdev->dev); - dev_set_drvdata(&pdev->dev, master); - - ret = request_irq(irq, &fsi_interrupt, 0, - id_entry->name, master); - if (ret) { - dev_err(&pdev->dev, "irq request err\n"); - goto exit_fsib; - } - - ret = snd_soc_register_platform(&pdev->dev, &fsi_soc_platform); - if (ret < 0) { - dev_err(&pdev->dev, "cannot snd soc register\n"); - goto exit_free_irq; - } - - ret = snd_soc_register_dais(&pdev->dev, fsi_soc_dai, - ARRAY_SIZE(fsi_soc_dai)); - if (ret < 0) { - dev_err(&pdev->dev, "cannot snd dai register\n"); - goto exit_snd_soc; - } - - return ret; - -exit_snd_soc: - snd_soc_unregister_platform(&pdev->dev); -exit_free_irq: - free_irq(irq, master); -exit_fsib: - fsi_stream_remove(&master->fsib); -exit_fsia: - fsi_stream_remove(&master->fsia); -exit_iounmap: - iounmap(master->base); - pm_runtime_disable(&pdev->dev); -exit_kfree: - kfree(master); - master = NULL; -exit: - return ret; -} - -static int fsi_remove(struct platform_device *pdev) -{ - struct fsi_master *master; - - master = dev_get_drvdata(&pdev->dev); - - free_irq(master->irq, master); - pm_runtime_disable(&pdev->dev); - - snd_soc_unregister_dais(&pdev->dev, ARRAY_SIZE(fsi_soc_dai)); - snd_soc_unregister_platform(&pdev->dev); - - fsi_stream_remove(&master->fsia); - fsi_stream_remove(&master->fsib); - - iounmap(master->base); - kfree(master); - - return 0; -} - -static void __fsi_suspend(struct fsi_priv *fsi, - struct fsi_stream *io, - struct device *dev) -{ - if (!fsi_stream_is_working(fsi, io)) - return; - - fsi_stream_stop(fsi, io); - fsi_hw_shutdown(fsi, dev); -} - -static void __fsi_resume(struct fsi_priv *fsi, - struct fsi_stream *io, - struct device *dev) -{ - if (!fsi_stream_is_working(fsi, io)) - return; - - fsi_hw_startup(fsi, io, dev); - - if (fsi_is_clk_master(fsi) && fsi->rate) - fsi_set_master_clk(dev, fsi, fsi->rate, 1); - - fsi_stream_start(fsi, io); -} - -static int fsi_suspend(struct device *dev) -{ - struct fsi_master *master = dev_get_drvdata(dev); - struct fsi_priv *fsia = &master->fsia; - struct fsi_priv *fsib = &master->fsib; - - __fsi_suspend(fsia, &fsia->playback, dev); - __fsi_suspend(fsia, &fsia->capture, dev); - - __fsi_suspend(fsib, &fsib->playback, dev); - __fsi_suspend(fsib, &fsib->capture, dev); - - return 0; -} - -static int fsi_resume(struct device *dev) -{ - struct fsi_master *master = dev_get_drvdata(dev); - struct fsi_priv *fsia = &master->fsia; - struct fsi_priv *fsib = &master->fsib; - - __fsi_resume(fsia, &fsia->playback, dev); - __fsi_resume(fsia, &fsia->capture, dev); - - __fsi_resume(fsib, &fsib->playback, dev); - __fsi_resume(fsib, &fsib->capture, dev); - - return 0; -} - -static struct dev_pm_ops fsi_pm_ops = { - .suspend = fsi_suspend, - .resume = fsi_resume, -}; - -static struct fsi_core fsi1_core = { - .ver = 1, - - /* Interrupt */ - .int_st = INT_ST, - .iemsk = IEMSK, - .imsk = IMSK, -}; - -static struct fsi_core fsi2_core = { - .ver = 2, - - /* Interrupt */ - .int_st = CPU_INT_ST, - .iemsk = CPU_IEMSK, - .imsk = CPU_IMSK, - .a_mclk = A_MST_CTLR, - .b_mclk = B_MST_CTLR, -}; - -static struct platform_device_id fsi_id_table[] = { - { "sh_fsi", (kernel_ulong_t)&fsi1_core }, - { "sh_fsi2", (kernel_ulong_t)&fsi2_core }, - {}, -}; -MODULE_DEVICE_TABLE(platform, fsi_id_table); - -static struct platform_driver fsi_driver = { - .driver = { - .name = "fsi-pcm-audio", - .pm = &fsi_pm_ops, - }, - .probe = fsi_probe, - .remove = fsi_remove, - .id_table = fsi_id_table, -}; - -module_platform_driver(fsi_driver); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("SuperH onchip FSI audio driver"); -MODULE_AUTHOR("Kuninori Morimoto <morimoto.kuninori@renesas.com>"); -MODULE_ALIAS("platform:fsi-pcm-audio"); diff --git a/ANDROID_3.4.5/sound/soc/sh/hac.c b/ANDROID_3.4.5/sound/soc/sh/hac.c deleted file mode 100644 index 3474d7be..00000000 --- a/ANDROID_3.4.5/sound/soc/sh/hac.c +++ /dev/null @@ -1,339 +0,0 @@ -/* - * Hitachi Audio Controller (AC97) support for SH7760/SH7780 - * - * Copyright (c) 2007 Manuel Lauss <mano@roarinelk.homelinux.net> - * licensed under the terms outlined in the file COPYING at the root - * of the linux kernel sources. - * - * dont forget to set IPSEL/OMSEL register bits (in your board code) to - * enable HAC output pins! - */ - -/* BIG FAT FIXME: although the SH7760 has 2 independent AC97 units, only - * the FIRST can be used since ASoC does not pass any information to the - * ac97_read/write() functions regarding WHICH unit to use. You'll have - * to edit the code a bit to use the other AC97 unit. --mlau - */ - -#include <linux/init.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/interrupt.h> -#include <linux/wait.h> -#include <linux/delay.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/ac97_codec.h> -#include <sound/initval.h> -#include <sound/soc.h> - -/* regs and bits */ -#define HACCR 0x08 -#define HACCSAR 0x20 -#define HACCSDR 0x24 -#define HACPCML 0x28 -#define HACPCMR 0x2C -#define HACTIER 0x50 -#define HACTSR 0x54 -#define HACRIER 0x58 -#define HACRSR 0x5C -#define HACACR 0x60 - -#define CR_CR (1 << 15) /* "codec-ready" indicator */ -#define CR_CDRT (1 << 11) /* cold reset */ -#define CR_WMRT (1 << 10) /* warm reset */ -#define CR_B9 (1 << 9) /* the mysterious "bit 9" */ -#define CR_ST (1 << 5) /* AC97 link start bit */ - -#define CSAR_RD (1 << 19) /* AC97 data read bit */ -#define CSAR_WR (0) - -#define TSR_CMDAMT (1 << 31) -#define TSR_CMDDMT (1 << 30) - -#define RSR_STARY (1 << 22) -#define RSR_STDRY (1 << 21) - -#define ACR_DMARX16 (1 << 30) -#define ACR_DMATX16 (1 << 29) -#define ACR_TX12ATOM (1 << 26) -#define ACR_DMARX20 ((1 << 24) | (1 << 22)) -#define ACR_DMATX20 ((1 << 23) | (1 << 21)) - -#define CSDR_SHIFT 4 -#define CSDR_MASK (0xffff << CSDR_SHIFT) -#define CSAR_SHIFT 12 -#define CSAR_MASK (0x7f << CSAR_SHIFT) - -#define AC97_WRITE_RETRY 1 -#define AC97_READ_RETRY 5 - -/* manual-suggested AC97 codec access timeouts (us) */ -#define TMO_E1 500 /* 21 < E1 < 1000 */ -#define TMO_E2 13 /* 13 < E2 */ -#define TMO_E3 21 /* 21 < E3 */ -#define TMO_E4 500 /* 21 < E4 < 1000 */ - -struct hac_priv { - unsigned long mmio; /* HAC base address */ -} hac_cpu_data[] = { -#if defined(CONFIG_CPU_SUBTYPE_SH7760) - { - .mmio = 0xFE240000, - }, - { - .mmio = 0xFE250000, - }, -#elif defined(CONFIG_CPU_SUBTYPE_SH7780) - { - .mmio = 0xFFE40000, - }, -#else -#error "Unsupported SuperH SoC" -#endif -}; - -#define HACREG(reg) (*(unsigned long *)(hac->mmio + (reg))) - -/* - * AC97 read/write flow as outlined in the SH7760 manual (pages 903-906) - */ -static int hac_get_codec_data(struct hac_priv *hac, unsigned short r, - unsigned short *v) -{ - unsigned int to1, to2, i; - unsigned short adr; - - for (i = AC97_READ_RETRY; i; i--) { - *v = 0; - /* wait for HAC to receive something from the codec */ - for (to1 = TMO_E4; - to1 && !(HACREG(HACRSR) & RSR_STARY); - --to1) - udelay(1); - for (to2 = TMO_E4; - to2 && !(HACREG(HACRSR) & RSR_STDRY); - --to2) - udelay(1); - - if (!to1 && !to2) - return 0; /* codec comm is down */ - - adr = ((HACREG(HACCSAR) & CSAR_MASK) >> CSAR_SHIFT); - *v = ((HACREG(HACCSDR) & CSDR_MASK) >> CSDR_SHIFT); - - HACREG(HACRSR) &= ~(RSR_STDRY | RSR_STARY); - - if (r == adr) - break; - - /* manual says: wait at least 21 usec before retrying */ - udelay(21); - } - HACREG(HACRSR) &= ~(RSR_STDRY | RSR_STARY); - return i; -} - -static unsigned short hac_read_codec_aux(struct hac_priv *hac, - unsigned short reg) -{ - unsigned short val; - unsigned int i, to; - - for (i = AC97_READ_RETRY; i; i--) { - /* send_read_request */ - local_irq_disable(); - HACREG(HACTSR) &= ~(TSR_CMDAMT); - HACREG(HACCSAR) = (reg << CSAR_SHIFT) | CSAR_RD; - local_irq_enable(); - - for (to = TMO_E3; - to && !(HACREG(HACTSR) & TSR_CMDAMT); - --to) - udelay(1); - - HACREG(HACTSR) &= ~TSR_CMDAMT; - val = 0; - if (hac_get_codec_data(hac, reg, &val) != 0) - break; - } - - return i ? val : ~0; -} - -static void hac_ac97_write(struct snd_ac97 *ac97, unsigned short reg, - unsigned short val) -{ - int unit_id = 0 /* ac97->private_data */; - struct hac_priv *hac = &hac_cpu_data[unit_id]; - unsigned int i, to; - /* write_codec_aux */ - for (i = AC97_WRITE_RETRY; i; i--) { - /* send_write_request */ - local_irq_disable(); - HACREG(HACTSR) &= ~(TSR_CMDDMT | TSR_CMDAMT); - HACREG(HACCSDR) = (val << CSDR_SHIFT); - HACREG(HACCSAR) = (reg << CSAR_SHIFT) & (~CSAR_RD); - local_irq_enable(); - - /* poll-wait for CMDAMT and CMDDMT */ - for (to = TMO_E1; - to && !(HACREG(HACTSR) & (TSR_CMDAMT|TSR_CMDDMT)); - --to) - udelay(1); - - HACREG(HACTSR) &= ~(TSR_CMDAMT | TSR_CMDDMT); - if (to) - break; - /* timeout, try again */ - } -} - -static unsigned short hac_ac97_read(struct snd_ac97 *ac97, - unsigned short reg) -{ - int unit_id = 0 /* ac97->private_data */; - struct hac_priv *hac = &hac_cpu_data[unit_id]; - return hac_read_codec_aux(hac, reg); -} - -static void hac_ac97_warmrst(struct snd_ac97 *ac97) -{ - int unit_id = 0 /* ac97->private_data */; - struct hac_priv *hac = &hac_cpu_data[unit_id]; - unsigned int tmo; - - HACREG(HACCR) = CR_WMRT | CR_ST | CR_B9; - msleep(10); - HACREG(HACCR) = CR_ST | CR_B9; - for (tmo = 1000; (tmo > 0) && !(HACREG(HACCR) & CR_CR); tmo--) - udelay(1); - - if (!tmo) - printk(KERN_INFO "hac: reset: AC97 link down!\n"); - /* settings this bit lets us have a conversation with codec */ - HACREG(HACACR) |= ACR_TX12ATOM; -} - -static void hac_ac97_coldrst(struct snd_ac97 *ac97) -{ - int unit_id = 0 /* ac97->private_data */; - struct hac_priv *hac; - hac = &hac_cpu_data[unit_id]; - - HACREG(HACCR) = 0; - HACREG(HACCR) = CR_CDRT | CR_ST | CR_B9; - msleep(10); - hac_ac97_warmrst(ac97); -} - -struct snd_ac97_bus_ops soc_ac97_ops = { - .read = hac_ac97_read, - .write = hac_ac97_write, - .reset = hac_ac97_coldrst, - .warm_reset = hac_ac97_warmrst, -}; -EXPORT_SYMBOL_GPL(soc_ac97_ops); - -static int hac_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - struct hac_priv *hac = &hac_cpu_data[dai->id]; - int d = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 0 : 1; - - switch (params->msbits) { - case 16: - HACREG(HACACR) |= d ? ACR_DMARX16 : ACR_DMATX16; - HACREG(HACACR) &= d ? ~ACR_DMARX20 : ~ACR_DMATX20; - break; - case 20: - HACREG(HACACR) &= d ? ~ACR_DMARX16 : ~ACR_DMATX16; - HACREG(HACACR) |= d ? ACR_DMARX20 : ACR_DMATX20; - break; - default: - pr_debug("hac: invalid depth %d bit\n", params->msbits); - return -EINVAL; - break; - } - - return 0; -} - -#define AC97_RATES \ - SNDRV_PCM_RATE_8000_192000 - -#define AC97_FMTS \ - SNDRV_PCM_FMTBIT_S16_LE - -static const struct snd_soc_dai_ops hac_dai_ops = { - .hw_params = hac_hw_params, -}; - -static struct snd_soc_dai_driver sh4_hac_dai[] = { -{ - .name = "hac-dai.0", - .ac97_control = 1, - .playback = { - .rates = AC97_RATES, - .formats = AC97_FMTS, - .channels_min = 2, - .channels_max = 2, - }, - .capture = { - .rates = AC97_RATES, - .formats = AC97_FMTS, - .channels_min = 2, - .channels_max = 2, - }, - .ops = &hac_dai_ops, -}, -#ifdef CONFIG_CPU_SUBTYPE_SH7760 -{ - .name = "hac-dai.1", - .id = 1, - .playback = { - .rates = AC97_RATES, - .formats = AC97_FMTS, - .channels_min = 2, - .channels_max = 2, - }, - .capture = { - .rates = AC97_RATES, - .formats = AC97_FMTS, - .channels_min = 2, - .channels_max = 2, - }, - .ops = &hac_dai_ops, - -}, -#endif -}; - -static int __devinit hac_soc_platform_probe(struct platform_device *pdev) -{ - return snd_soc_register_dais(&pdev->dev, sh4_hac_dai, - ARRAY_SIZE(sh4_hac_dai)); -} - -static int __devexit hac_soc_platform_remove(struct platform_device *pdev) -{ - snd_soc_unregister_dais(&pdev->dev, ARRAY_SIZE(sh4_hac_dai)); - return 0; -} - -static struct platform_driver hac_pcm_driver = { - .driver = { - .name = "hac-pcm-audio", - .owner = THIS_MODULE, - }, - - .probe = hac_soc_platform_probe, - .remove = __devexit_p(hac_soc_platform_remove), -}; - -module_platform_driver(hac_pcm_driver); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("SuperH onchip HAC (AC97) audio driver"); -MODULE_AUTHOR("Manuel Lauss <mano@roarinelk.homelinux.net>"); diff --git a/ANDROID_3.4.5/sound/soc/sh/migor.c b/ANDROID_3.4.5/sound/soc/sh/migor.c deleted file mode 100644 index 8526e1ed..00000000 --- a/ANDROID_3.4.5/sound/soc/sh/migor.c +++ /dev/null @@ -1,225 +0,0 @@ -/* - * ALSA SoC driver for Migo-R - * - * Copyright (C) 2009-2010 Guennadi Liakhovetski <g.liakhovetski@gmx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/clkdev.h> -#include <linux/device.h> -#include <linux/firmware.h> -#include <linux/module.h> - -#include <asm/clock.h> - -#include <cpu/sh7722.h> - -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/soc.h> - -#include "../codecs/wm8978.h" -#include "siu.h" - -/* Default 8000Hz sampling frequency */ -static unsigned long codec_freq = 8000 * 512; - -static unsigned int use_count; - -/* External clock, sourced from the codec at the SIUMCKB pin */ -static unsigned long siumckb_recalc(struct clk *clk) -{ - return codec_freq; -} - -static struct sh_clk_ops siumckb_clk_ops = { - .recalc = siumckb_recalc, -}; - -static struct clk siumckb_clk = { - .ops = &siumckb_clk_ops, - .rate = 0, /* initialised at run-time */ -}; - -static struct clk_lookup *siumckb_lookup; - -static int migor_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_dai *codec_dai = rtd->codec_dai; - int ret; - unsigned int rate = params_rate(params); - - ret = snd_soc_dai_set_sysclk(codec_dai, WM8978_PLL, 13000000, - SND_SOC_CLOCK_IN); - if (ret < 0) - return ret; - - ret = snd_soc_dai_set_clkdiv(codec_dai, WM8978_OPCLKRATE, rate * 512); - if (ret < 0) - return ret; - - ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_NB_IF | - SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS); - if (ret < 0) - return ret; - - ret = snd_soc_dai_set_fmt(rtd->cpu_dai, SND_SOC_DAIFMT_NB_IF | - SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS); - if (ret < 0) - return ret; - - codec_freq = rate * 512; - /* - * This propagates the parent frequency change to children and - * recalculates the frequency table - */ - clk_set_rate(&siumckb_clk, codec_freq); - dev_dbg(codec_dai->dev, "%s: configure %luHz\n", __func__, codec_freq); - - ret = snd_soc_dai_set_sysclk(rtd->cpu_dai, SIU_CLKB_EXT, - codec_freq / 2, SND_SOC_CLOCK_IN); - - if (!ret) - use_count++; - - return ret; -} - -static int migor_hw_free(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_dai *codec_dai = rtd->codec_dai; - - if (use_count) { - use_count--; - - if (!use_count) - snd_soc_dai_set_sysclk(codec_dai, WM8978_PLL, 0, - SND_SOC_CLOCK_IN); - } else { - dev_dbg(codec_dai->dev, "Unbalanced hw_free!\n"); - } - - return 0; -} - -static struct snd_soc_ops migor_dai_ops = { - .hw_params = migor_hw_params, - .hw_free = migor_hw_free, -}; - -static const struct snd_soc_dapm_widget migor_dapm_widgets[] = { - SND_SOC_DAPM_HP("Headphone", NULL), - SND_SOC_DAPM_MIC("Onboard Microphone", NULL), - SND_SOC_DAPM_MIC("External Microphone", NULL), -}; - -static const struct snd_soc_dapm_route audio_map[] = { - /* Headphone output connected to LHP/RHP, enable OUT4 for VMID */ - { "Headphone", NULL, "OUT4 VMID" }, - { "OUT4 VMID", NULL, "LHP" }, - { "OUT4 VMID", NULL, "RHP" }, - - /* On-board microphone */ - { "RMICN", NULL, "Mic Bias" }, - { "RMICP", NULL, "Mic Bias" }, - { "Mic Bias", NULL, "Onboard Microphone" }, - - /* External microphone */ - { "LMICN", NULL, "Mic Bias" }, - { "LMICP", NULL, "Mic Bias" }, - { "Mic Bias", NULL, "External Microphone" }, -}; - -static int migor_dai_init(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_codec *codec = rtd->codec; - struct snd_soc_dapm_context *dapm = &codec->dapm; - - snd_soc_dapm_new_controls(dapm, migor_dapm_widgets, - ARRAY_SIZE(migor_dapm_widgets)); - - snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map)); - - return 0; -} - -/* migor digital audio interface glue - connects codec <--> CPU */ -static struct snd_soc_dai_link migor_dai = { - .name = "wm8978", - .stream_name = "WM8978", - .cpu_dai_name = "siu-i2s-dai", - .codec_dai_name = "wm8978-hifi", - .platform_name = "siu-pcm-audio", - .codec_name = "wm8978.0-001a", - .ops = &migor_dai_ops, - .init = migor_dai_init, -}; - -/* migor audio machine driver */ -static struct snd_soc_card snd_soc_migor = { - .name = "Migo-R", - .owner = THIS_MODULE, - .dai_link = &migor_dai, - .num_links = 1, -}; - -static struct platform_device *migor_snd_device; - -static int __init migor_init(void) -{ - int ret; - - ret = clk_register(&siumckb_clk); - if (ret < 0) - return ret; - - siumckb_lookup = clkdev_alloc(&siumckb_clk, "siumckb_clk", NULL); - if (!siumckb_lookup) { - ret = -ENOMEM; - goto eclkdevalloc; - } - clkdev_add(siumckb_lookup); - - /* Port number used on this machine: port B */ - migor_snd_device = platform_device_alloc("soc-audio", 1); - if (!migor_snd_device) { - ret = -ENOMEM; - goto epdevalloc; - } - - platform_set_drvdata(migor_snd_device, &snd_soc_migor); - - ret = platform_device_add(migor_snd_device); - if (ret) - goto epdevadd; - - return 0; - -epdevadd: - platform_device_put(migor_snd_device); -epdevalloc: - clkdev_drop(siumckb_lookup); -eclkdevalloc: - clk_unregister(&siumckb_clk); - return ret; -} - -static void __exit migor_exit(void) -{ - clkdev_drop(siumckb_lookup); - clk_unregister(&siumckb_clk); - platform_device_unregister(migor_snd_device); -} - -module_init(migor_init); -module_exit(migor_exit); - -MODULE_AUTHOR("Guennadi Liakhovetski <g.liakhovetski@gmx.de>"); -MODULE_DESCRIPTION("ALSA SoC Migor"); -MODULE_LICENSE("GPL v2"); diff --git a/ANDROID_3.4.5/sound/soc/sh/sh7760-ac97.c b/ANDROID_3.4.5/sound/soc/sh/sh7760-ac97.c deleted file mode 100644 index 4a3568a9..00000000 --- a/ANDROID_3.4.5/sound/soc/sh/sh7760-ac97.c +++ /dev/null @@ -1,73 +0,0 @@ -/* - * Generic AC97 sound support for SH7760 - * - * (c) 2007 Manuel Lauss - * - * Licensed under the GPLv2. - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/platform_device.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/soc.h> -#include <asm/io.h> - -#define IPSEL 0xFE400034 - -static struct snd_soc_dai_link sh7760_ac97_dai = { - .name = "AC97", - .stream_name = "AC97 HiFi", - .cpu_dai_name = "hac-dai.0", /* HAC0 */ - .codec_dai_name = "ac97-hifi", - .platform_name = "sh7760-pcm-audio", - .codec_name = "ac97-codec", - .ops = NULL, -}; - -static struct snd_soc_card sh7760_ac97_soc_machine = { - .name = "SH7760 AC97", - .owner = THIS_MODULE, - .dai_link = &sh7760_ac97_dai, - .num_links = 1, -}; - -static struct platform_device *sh7760_ac97_snd_device; - -static int __init sh7760_ac97_init(void) -{ - int ret; - unsigned short ipsel; - - /* enable both AC97 controllers in pinmux reg */ - ipsel = __raw_readw(IPSEL); - __raw_writew(ipsel | (3 << 10), IPSEL); - - ret = -ENOMEM; - sh7760_ac97_snd_device = platform_device_alloc("soc-audio", -1); - if (!sh7760_ac97_snd_device) - goto out; - - platform_set_drvdata(sh7760_ac97_snd_device, - &sh7760_ac97_soc_machine); - ret = platform_device_add(sh7760_ac97_snd_device); - - if (ret) - platform_device_put(sh7760_ac97_snd_device); - -out: - return ret; -} - -static void __exit sh7760_ac97_exit(void) -{ - platform_device_unregister(sh7760_ac97_snd_device); -} - -module_init(sh7760_ac97_init); -module_exit(sh7760_ac97_exit); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("Generic SH7760 AC97 sound machine"); -MODULE_AUTHOR("Manuel Lauss <mano@roarinelk.homelinux.net>"); diff --git a/ANDROID_3.4.5/sound/soc/sh/siu.h b/ANDROID_3.4.5/sound/soc/sh/siu.h deleted file mode 100644 index 83c3430a..00000000 --- a/ANDROID_3.4.5/sound/soc/sh/siu.h +++ /dev/null @@ -1,194 +0,0 @@ -/* - * siu.h - ALSA SoC driver for Renesas SH7343, SH7722 SIU peripheral. - * - * Copyright (C) 2009-2010 Guennadi Liakhovetski <g.liakhovetski@gmx.de> - * Copyright (C) 2006 Carlos Munoz <carlos@kenati.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#ifndef SIU_H -#define SIU_H - -/* Common kernel and user-space firmware-building defines and types */ - -#define YRAM0_SIZE (0x0040 / 4) /* 16 */ -#define YRAM1_SIZE (0x0080 / 4) /* 32 */ -#define YRAM2_SIZE (0x0040 / 4) /* 16 */ -#define YRAM3_SIZE (0x0080 / 4) /* 32 */ -#define YRAM4_SIZE (0x0080 / 4) /* 32 */ -#define YRAM_DEF_SIZE (YRAM0_SIZE + YRAM1_SIZE + YRAM2_SIZE + \ - YRAM3_SIZE + YRAM4_SIZE) -#define YRAM_FIR_SIZE (0x0400 / 4) /* 256 */ -#define YRAM_IIR_SIZE (0x0200 / 4) /* 128 */ - -#define XRAM0_SIZE (0x0400 / 4) /* 256 */ -#define XRAM1_SIZE (0x0200 / 4) /* 128 */ -#define XRAM2_SIZE (0x0200 / 4) /* 128 */ - -/* PRAM program array size */ -#define PRAM0_SIZE (0x0100 / 4) /* 64 */ -#define PRAM1_SIZE ((0x2000 - 0x0100) / 4) /* 1984 */ - -#include <linux/types.h> - -struct siu_spb_param { - __u32 ab1a; /* input FIFO address */ - __u32 ab0a; /* output FIFO address */ - __u32 dir; /* 0=the ather except CPUOUTPUT, 1=CPUINPUT */ - __u32 event; /* SPB program starting conditions */ - __u32 stfifo; /* STFIFO register setting value */ - __u32 trdat; /* TRDAT register setting value */ -}; - -struct siu_firmware { - __u32 yram_fir_coeff[YRAM_FIR_SIZE]; - __u32 pram0[PRAM0_SIZE]; - __u32 pram1[PRAM1_SIZE]; - __u32 yram0[YRAM0_SIZE]; - __u32 yram1[YRAM1_SIZE]; - __u32 yram2[YRAM2_SIZE]; - __u32 yram3[YRAM3_SIZE]; - __u32 yram4[YRAM4_SIZE]; - __u32 spbpar_num; - struct siu_spb_param spbpar[32]; -}; - -#ifdef __KERNEL__ - -#include <linux/dmaengine.h> -#include <linux/interrupt.h> -#include <linux/io.h> -#include <linux/sh_dma.h> - -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/soc.h> - -#define SIU_PERIOD_BYTES_MAX 8192 /* DMA transfer/period size */ -#define SIU_PERIOD_BYTES_MIN 256 /* DMA transfer/period size */ -#define SIU_PERIODS_MAX 64 /* Max periods in buffer */ -#define SIU_PERIODS_MIN 4 /* Min periods in buffer */ -#define SIU_BUFFER_BYTES_MAX (SIU_PERIOD_BYTES_MAX * SIU_PERIODS_MAX) - -/* SIU ports: only one can be used at a time */ -enum { - SIU_PORT_A, - SIU_PORT_B, - SIU_PORT_NUM, -}; - -/* SIU clock configuration */ -enum { - SIU_CLKA_PLL, - SIU_CLKA_EXT, - SIU_CLKB_PLL, - SIU_CLKB_EXT -}; - -struct device; -struct siu_info { - struct device *dev; - int port_id; - u32 __iomem *pram; - u32 __iomem *xram; - u32 __iomem *yram; - u32 __iomem *reg; - struct siu_firmware fw; -}; - -struct siu_stream { - struct tasklet_struct tasklet; - struct snd_pcm_substream *substream; - snd_pcm_format_t format; - size_t buf_bytes; - size_t period_bytes; - int cur_period; /* Period currently in dma */ - u32 volume; - snd_pcm_sframes_t xfer_cnt; /* Number of frames */ - u8 rw_flg; /* transfer status */ - /* DMA status */ - struct dma_chan *chan; /* DMA channel */ - struct dma_async_tx_descriptor *tx_desc; - dma_cookie_t cookie; - struct sh_dmae_slave param; -}; - -struct siu_port { - unsigned long play_cap; /* Used to track full duplex */ - struct snd_pcm *pcm; - struct siu_stream playback; - struct siu_stream capture; - u32 stfifo; /* STFIFO value from firmware */ - u32 trdat; /* TRDAT value from firmware */ -}; - -extern struct siu_port *siu_ports[SIU_PORT_NUM]; - -static inline struct siu_port *siu_port_info(struct snd_pcm_substream *substream) -{ - struct platform_device *pdev = - to_platform_device(substream->pcm->card->dev); - return siu_ports[pdev->id]; -} - -/* Register access */ -static inline void siu_write32(u32 __iomem *addr, u32 val) -{ - __raw_writel(val, addr); -} - -static inline u32 siu_read32(u32 __iomem *addr) -{ - return __raw_readl(addr); -} - -/* SIU registers */ -#define SIU_IFCTL (0x000 / sizeof(u32)) -#define SIU_SRCTL (0x004 / sizeof(u32)) -#define SIU_SFORM (0x008 / sizeof(u32)) -#define SIU_CKCTL (0x00c / sizeof(u32)) -#define SIU_TRDAT (0x010 / sizeof(u32)) -#define SIU_STFIFO (0x014 / sizeof(u32)) -#define SIU_DPAK (0x01c / sizeof(u32)) -#define SIU_CKREV (0x020 / sizeof(u32)) -#define SIU_EVNTC (0x028 / sizeof(u32)) -#define SIU_SBCTL (0x040 / sizeof(u32)) -#define SIU_SBPSET (0x044 / sizeof(u32)) -#define SIU_SBFSTS (0x068 / sizeof(u32)) -#define SIU_SBDVCA (0x06c / sizeof(u32)) -#define SIU_SBDVCB (0x070 / sizeof(u32)) -#define SIU_SBACTIV (0x074 / sizeof(u32)) -#define SIU_DMAIA (0x090 / sizeof(u32)) -#define SIU_DMAIB (0x094 / sizeof(u32)) -#define SIU_DMAOA (0x098 / sizeof(u32)) -#define SIU_DMAOB (0x09c / sizeof(u32)) -#define SIU_DMAML (0x0a0 / sizeof(u32)) -#define SIU_SPSTS (0x0cc / sizeof(u32)) -#define SIU_SPCTL (0x0d0 / sizeof(u32)) -#define SIU_BRGASEL (0x100 / sizeof(u32)) -#define SIU_BRRA (0x104 / sizeof(u32)) -#define SIU_BRGBSEL (0x108 / sizeof(u32)) -#define SIU_BRRB (0x10c / sizeof(u32)) - -extern struct snd_soc_platform_driver siu_platform; -extern struct siu_info *siu_i2s_data; - -int siu_init_port(int port, struct siu_port **port_info, struct snd_card *card); -void siu_free_port(struct siu_port *port_info); - -#endif - -#endif /* SIU_H */ diff --git a/ANDROID_3.4.5/sound/soc/sh/siu_dai.c b/ANDROID_3.4.5/sound/soc/sh/siu_dai.c deleted file mode 100644 index 52d4c17b..00000000 --- a/ANDROID_3.4.5/sound/soc/sh/siu_dai.c +++ /dev/null @@ -1,853 +0,0 @@ -/* - * siu_dai.c - ALSA SoC driver for Renesas SH7343, SH7722 SIU peripheral. - * - * Copyright (C) 2009-2010 Guennadi Liakhovetski <g.liakhovetski@gmx.de> - * Copyright (C) 2006 Carlos Munoz <carlos@kenati.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include <linux/delay.h> -#include <linux/firmware.h> -#include <linux/pm_runtime.h> -#include <linux/slab.h> -#include <linux/module.h> - -#include <asm/clock.h> -#include <asm/siu.h> - -#include <sound/control.h> -#include <sound/soc.h> - -#include "siu.h" - -/* Board specifics */ -#if defined(CONFIG_CPU_SUBTYPE_SH7722) -# define SIU_MAX_VOLUME 0x1000 -#else -# define SIU_MAX_VOLUME 0x7fff -#endif - -#define PRAM_SIZE 0x2000 -#define XRAM_SIZE 0x800 -#define YRAM_SIZE 0x800 - -#define XRAM_OFFSET 0x4000 -#define YRAM_OFFSET 0x6000 -#define REG_OFFSET 0xc000 - -#define PLAYBACK_ENABLED 1 -#define CAPTURE_ENABLED 2 - -#define VOLUME_CAPTURE 0 -#define VOLUME_PLAYBACK 1 -#define DFLT_VOLUME_LEVEL 0x08000800 - -/* - * SPDIF is only available on port A and on some SIU implementations it is only - * available for input. Due to the lack of hardware to test it, SPDIF is left - * disabled in this driver version - */ -struct format_flag { - u32 i2s; - u32 pcm; - u32 spdif; - u32 mask; -}; - -struct port_flag { - struct format_flag playback; - struct format_flag capture; -}; - -struct siu_info *siu_i2s_data; - -static struct port_flag siu_flags[SIU_PORT_NUM] = { - [SIU_PORT_A] = { - .playback = { - .i2s = 0x50000000, - .pcm = 0x40000000, - .spdif = 0x80000000, /* not on all SIU versions */ - .mask = 0xd0000000, - }, - .capture = { - .i2s = 0x05000000, - .pcm = 0x04000000, - .spdif = 0x08000000, - .mask = 0x0d000000, - }, - }, - [SIU_PORT_B] = { - .playback = { - .i2s = 0x00500000, - .pcm = 0x00400000, - .spdif = 0, /* impossible - turn off */ - .mask = 0x00500000, - }, - .capture = { - .i2s = 0x00050000, - .pcm = 0x00040000, - .spdif = 0, /* impossible - turn off */ - .mask = 0x00050000, - }, - }, -}; - -static void siu_dai_start(struct siu_port *port_info) -{ - struct siu_info *info = siu_i2s_data; - u32 __iomem *base = info->reg; - - dev_dbg(port_info->pcm->card->dev, "%s\n", __func__); - - /* Issue software reset to siu */ - siu_write32(base + SIU_SRCTL, 0); - - /* Wait for the reset to take effect */ - udelay(1); - - port_info->stfifo = 0; - port_info->trdat = 0; - - /* portA, portB, SIU operate */ - siu_write32(base + SIU_SRCTL, 0x301); - - /* portA=256fs, portB=256fs */ - siu_write32(base + SIU_CKCTL, 0x40400000); - - /* portA's BRG does not divide SIUCKA */ - siu_write32(base + SIU_BRGASEL, 0); - siu_write32(base + SIU_BRRA, 0); - - /* portB's BRG divides SIUCKB by half */ - siu_write32(base + SIU_BRGBSEL, 1); - siu_write32(base + SIU_BRRB, 0); - - siu_write32(base + SIU_IFCTL, 0x44440000); - - /* portA: 32 bit/fs, master; portB: 32 bit/fs, master */ - siu_write32(base + SIU_SFORM, 0x0c0c0000); - - /* - * Volume levels: looks like the DSP firmware implements volume controls - * differently from what's described in the datasheet - */ - siu_write32(base + SIU_SBDVCA, port_info->playback.volume); - siu_write32(base + SIU_SBDVCB, port_info->capture.volume); -} - -static void siu_dai_stop(struct siu_port *port_info) -{ - struct siu_info *info = siu_i2s_data; - u32 __iomem *base = info->reg; - - /* SIU software reset */ - siu_write32(base + SIU_SRCTL, 0); -} - -static void siu_dai_spbAselect(struct siu_port *port_info) -{ - struct siu_info *info = siu_i2s_data; - struct siu_firmware *fw = &info->fw; - u32 *ydef = fw->yram0; - u32 idx; - - /* path A use */ - if (!info->port_id) - idx = 1; /* portA */ - else - idx = 2; /* portB */ - - ydef[0] = (fw->spbpar[idx].ab1a << 16) | - (fw->spbpar[idx].ab0a << 8) | - (fw->spbpar[idx].dir << 7) | 3; - ydef[1] = fw->yram0[1]; /* 0x03000300 */ - ydef[2] = (16 / 2) << 24; - ydef[3] = fw->yram0[3]; /* 0 */ - ydef[4] = fw->yram0[4]; /* 0 */ - ydef[7] = fw->spbpar[idx].event; - port_info->stfifo |= fw->spbpar[idx].stfifo; - port_info->trdat |= fw->spbpar[idx].trdat; -} - -static void siu_dai_spbBselect(struct siu_port *port_info) -{ - struct siu_info *info = siu_i2s_data; - struct siu_firmware *fw = &info->fw; - u32 *ydef = fw->yram0; - u32 idx; - - /* path B use */ - if (!info->port_id) - idx = 7; /* portA */ - else - idx = 8; /* portB */ - - ydef[5] = (fw->spbpar[idx].ab1a << 16) | - (fw->spbpar[idx].ab0a << 8) | 1; - ydef[6] = fw->spbpar[idx].event; - port_info->stfifo |= fw->spbpar[idx].stfifo; - port_info->trdat |= fw->spbpar[idx].trdat; -} - -static void siu_dai_open(struct siu_stream *siu_stream) -{ - struct siu_info *info = siu_i2s_data; - u32 __iomem *base = info->reg; - u32 srctl, ifctl; - - srctl = siu_read32(base + SIU_SRCTL); - ifctl = siu_read32(base + SIU_IFCTL); - - switch (info->port_id) { - case SIU_PORT_A: - /* portA operates */ - srctl |= 0x200; - ifctl &= ~0xc2; - break; - case SIU_PORT_B: - /* portB operates */ - srctl |= 0x100; - ifctl &= ~0x31; - break; - } - - siu_write32(base + SIU_SRCTL, srctl); - /* Unmute and configure portA */ - siu_write32(base + SIU_IFCTL, ifctl); -} - -/* - * At the moment only fixed Left-upper, Left-lower, Right-upper, Right-lower - * packing is supported - */ -static void siu_dai_pcmdatapack(struct siu_stream *siu_stream) -{ - struct siu_info *info = siu_i2s_data; - u32 __iomem *base = info->reg; - u32 dpak; - - dpak = siu_read32(base + SIU_DPAK); - - switch (info->port_id) { - case SIU_PORT_A: - dpak &= ~0xc0000000; - break; - case SIU_PORT_B: - dpak &= ~0x00c00000; - break; - } - - siu_write32(base + SIU_DPAK, dpak); -} - -static int siu_dai_spbstart(struct siu_port *port_info) -{ - struct siu_info *info = siu_i2s_data; - u32 __iomem *base = info->reg; - struct siu_firmware *fw = &info->fw; - u32 *ydef = fw->yram0; - int cnt; - u32 __iomem *add; - u32 *ptr; - - /* Load SPB Program in PRAM */ - ptr = fw->pram0; - add = info->pram; - for (cnt = 0; cnt < PRAM0_SIZE; cnt++, add++, ptr++) - siu_write32(add, *ptr); - - ptr = fw->pram1; - add = info->pram + (0x0100 / sizeof(u32)); - for (cnt = 0; cnt < PRAM1_SIZE; cnt++, add++, ptr++) - siu_write32(add, *ptr); - - /* XRAM initialization */ - add = info->xram; - for (cnt = 0; cnt < XRAM0_SIZE + XRAM1_SIZE + XRAM2_SIZE; cnt++, add++) - siu_write32(add, 0); - - /* YRAM variable area initialization */ - add = info->yram; - for (cnt = 0; cnt < YRAM_DEF_SIZE; cnt++, add++) - siu_write32(add, ydef[cnt]); - - /* YRAM FIR coefficient area initialization */ - add = info->yram + (0x0200 / sizeof(u32)); - for (cnt = 0; cnt < YRAM_FIR_SIZE; cnt++, add++) - siu_write32(add, fw->yram_fir_coeff[cnt]); - - /* YRAM IIR coefficient area initialization */ - add = info->yram + (0x0600 / sizeof(u32)); - for (cnt = 0; cnt < YRAM_IIR_SIZE; cnt++, add++) - siu_write32(add, 0); - - siu_write32(base + SIU_TRDAT, port_info->trdat); - port_info->trdat = 0x0; - - - /* SPB start condition: software */ - siu_write32(base + SIU_SBACTIV, 0); - /* Start SPB */ - siu_write32(base + SIU_SBCTL, 0xc0000000); - /* Wait for program to halt */ - cnt = 0x10000; - while (--cnt && siu_read32(base + SIU_SBCTL) != 0x80000000) - cpu_relax(); - - if (!cnt) - return -EBUSY; - - /* SPB program start address setting */ - siu_write32(base + SIU_SBPSET, 0x00400000); - /* SPB hardware start(FIFOCTL source) */ - siu_write32(base + SIU_SBACTIV, 0xc0000000); - - return 0; -} - -static void siu_dai_spbstop(struct siu_port *port_info) -{ - struct siu_info *info = siu_i2s_data; - u32 __iomem *base = info->reg; - - siu_write32(base + SIU_SBACTIV, 0); - /* SPB stop */ - siu_write32(base + SIU_SBCTL, 0); - - port_info->stfifo = 0; -} - -/* API functions */ - -/* Playback and capture hardware properties are identical */ -static struct snd_pcm_hardware siu_dai_pcm_hw = { - .info = SNDRV_PCM_INFO_INTERLEAVED, - .formats = SNDRV_PCM_FMTBIT_S16, - .rates = SNDRV_PCM_RATE_8000_48000, - .rate_min = 8000, - .rate_max = 48000, - .channels_min = 2, - .channels_max = 2, - .buffer_bytes_max = SIU_BUFFER_BYTES_MAX, - .period_bytes_min = SIU_PERIOD_BYTES_MIN, - .period_bytes_max = SIU_PERIOD_BYTES_MAX, - .periods_min = SIU_PERIODS_MIN, - .periods_max = SIU_PERIODS_MAX, -}; - -static int siu_dai_info_volume(struct snd_kcontrol *kctrl, - struct snd_ctl_elem_info *uinfo) -{ - struct siu_port *port_info = snd_kcontrol_chip(kctrl); - - dev_dbg(port_info->pcm->card->dev, "%s\n", __func__); - - uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; - uinfo->count = 2; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = SIU_MAX_VOLUME; - - return 0; -} - -static int siu_dai_get_volume(struct snd_kcontrol *kctrl, - struct snd_ctl_elem_value *ucontrol) -{ - struct siu_port *port_info = snd_kcontrol_chip(kctrl); - struct device *dev = port_info->pcm->card->dev; - u32 vol; - - dev_dbg(dev, "%s\n", __func__); - - switch (kctrl->private_value) { - case VOLUME_PLAYBACK: - /* Playback is always on port 0 */ - vol = port_info->playback.volume; - ucontrol->value.integer.value[0] = vol & 0xffff; - ucontrol->value.integer.value[1] = vol >> 16 & 0xffff; - break; - case VOLUME_CAPTURE: - /* Capture is always on port 1 */ - vol = port_info->capture.volume; - ucontrol->value.integer.value[0] = vol & 0xffff; - ucontrol->value.integer.value[1] = vol >> 16 & 0xffff; - break; - default: - dev_err(dev, "%s() invalid private_value=%ld\n", - __func__, kctrl->private_value); - return -EINVAL; - } - - return 0; -} - -static int siu_dai_put_volume(struct snd_kcontrol *kctrl, - struct snd_ctl_elem_value *ucontrol) -{ - struct siu_port *port_info = snd_kcontrol_chip(kctrl); - struct device *dev = port_info->pcm->card->dev; - struct siu_info *info = siu_i2s_data; - u32 __iomem *base = info->reg; - u32 new_vol; - u32 cur_vol; - - dev_dbg(dev, "%s\n", __func__); - - if (ucontrol->value.integer.value[0] < 0 || - ucontrol->value.integer.value[0] > SIU_MAX_VOLUME || - ucontrol->value.integer.value[1] < 0 || - ucontrol->value.integer.value[1] > SIU_MAX_VOLUME) - return -EINVAL; - - new_vol = ucontrol->value.integer.value[0] | - ucontrol->value.integer.value[1] << 16; - - /* See comment above - DSP firmware implementation */ - switch (kctrl->private_value) { - case VOLUME_PLAYBACK: - /* Playback is always on port 0 */ - cur_vol = port_info->playback.volume; - siu_write32(base + SIU_SBDVCA, new_vol); - port_info->playback.volume = new_vol; - break; - case VOLUME_CAPTURE: - /* Capture is always on port 1 */ - cur_vol = port_info->capture.volume; - siu_write32(base + SIU_SBDVCB, new_vol); - port_info->capture.volume = new_vol; - break; - default: - dev_err(dev, "%s() invalid private_value=%ld\n", - __func__, kctrl->private_value); - return -EINVAL; - } - - if (cur_vol != new_vol) - return 1; - - return 0; -} - -static struct snd_kcontrol_new playback_controls = { - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = "PCM Playback Volume", - .index = 0, - .info = siu_dai_info_volume, - .get = siu_dai_get_volume, - .put = siu_dai_put_volume, - .private_value = VOLUME_PLAYBACK, -}; - -static struct snd_kcontrol_new capture_controls = { - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = "PCM Capture Volume", - .index = 0, - .info = siu_dai_info_volume, - .get = siu_dai_get_volume, - .put = siu_dai_put_volume, - .private_value = VOLUME_CAPTURE, -}; - -int siu_init_port(int port, struct siu_port **port_info, struct snd_card *card) -{ - struct device *dev = card->dev; - struct snd_kcontrol *kctrl; - int ret; - - *port_info = kzalloc(sizeof(**port_info), GFP_KERNEL); - if (!*port_info) - return -ENOMEM; - - dev_dbg(dev, "%s: port #%d@%p\n", __func__, port, *port_info); - - (*port_info)->playback.volume = DFLT_VOLUME_LEVEL; - (*port_info)->capture.volume = DFLT_VOLUME_LEVEL; - - /* - * Add mixer support. The SPB is used to change the volume. Both - * ports use the same SPB. Therefore, we only register one - * control instance since it will be used by both channels. - * In error case we continue without controls. - */ - kctrl = snd_ctl_new1(&playback_controls, *port_info); - ret = snd_ctl_add(card, kctrl); - if (ret < 0) - dev_err(dev, - "failed to add playback controls %p port=%d err=%d\n", - kctrl, port, ret); - - kctrl = snd_ctl_new1(&capture_controls, *port_info); - ret = snd_ctl_add(card, kctrl); - if (ret < 0) - dev_err(dev, - "failed to add capture controls %p port=%d err=%d\n", - kctrl, port, ret); - - return 0; -} - -void siu_free_port(struct siu_port *port_info) -{ - kfree(port_info); -} - -static int siu_dai_startup(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct siu_info *info = snd_soc_dai_get_drvdata(dai); - struct snd_pcm_runtime *rt = substream->runtime; - struct siu_port *port_info = siu_port_info(substream); - int ret; - - dev_dbg(substream->pcm->card->dev, "%s: port=%d@%p\n", __func__, - info->port_id, port_info); - - snd_soc_set_runtime_hwparams(substream, &siu_dai_pcm_hw); - - ret = snd_pcm_hw_constraint_integer(rt, SNDRV_PCM_HW_PARAM_PERIODS); - if (unlikely(ret < 0)) - return ret; - - siu_dai_start(port_info); - - return 0; -} - -static void siu_dai_shutdown(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct siu_info *info = snd_soc_dai_get_drvdata(dai); - struct siu_port *port_info = siu_port_info(substream); - - dev_dbg(substream->pcm->card->dev, "%s: port=%d@%p\n", __func__, - info->port_id, port_info); - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - port_info->play_cap &= ~PLAYBACK_ENABLED; - else - port_info->play_cap &= ~CAPTURE_ENABLED; - - /* Stop the siu if the other stream is not using it */ - if (!port_info->play_cap) { - /* during stmread or stmwrite ? */ - BUG_ON(port_info->playback.rw_flg || port_info->capture.rw_flg); - siu_dai_spbstop(port_info); - siu_dai_stop(port_info); - } -} - -/* PCM part of siu_dai_playback_prepare() / siu_dai_capture_prepare() */ -static int siu_dai_prepare(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct siu_info *info = snd_soc_dai_get_drvdata(dai); - struct snd_pcm_runtime *rt = substream->runtime; - struct siu_port *port_info = siu_port_info(substream); - struct siu_stream *siu_stream; - int self, ret; - - dev_dbg(substream->pcm->card->dev, - "%s: port %d, active streams %lx, %d channels\n", - __func__, info->port_id, port_info->play_cap, rt->channels); - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { - self = PLAYBACK_ENABLED; - siu_stream = &port_info->playback; - } else { - self = CAPTURE_ENABLED; - siu_stream = &port_info->capture; - } - - /* Set up the siu if not already done */ - if (!port_info->play_cap) { - siu_stream->rw_flg = 0; /* stream-data transfer flag */ - - siu_dai_spbAselect(port_info); - siu_dai_spbBselect(port_info); - - siu_dai_open(siu_stream); - - siu_dai_pcmdatapack(siu_stream); - - ret = siu_dai_spbstart(port_info); - if (ret < 0) - goto fail; - } else { - ret = 0; - } - - port_info->play_cap |= self; - -fail: - return ret; -} - -/* - * SIU can set bus format to I2S / PCM / SPDIF independently for playback and - * capture, however, the current API sets the bus format globally for a DAI. - */ -static int siu_dai_set_fmt(struct snd_soc_dai *dai, - unsigned int fmt) -{ - struct siu_info *info = snd_soc_dai_get_drvdata(dai); - u32 __iomem *base = info->reg; - u32 ifctl; - - dev_dbg(dai->dev, "%s: fmt 0x%x on port %d\n", - __func__, fmt, info->port_id); - - if (info->port_id < 0) - return -ENODEV; - - /* Here select between I2S / PCM / SPDIF */ - switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_I2S: - ifctl = siu_flags[info->port_id].playback.i2s | - siu_flags[info->port_id].capture.i2s; - break; - case SND_SOC_DAIFMT_LEFT_J: - ifctl = siu_flags[info->port_id].playback.pcm | - siu_flags[info->port_id].capture.pcm; - break; - /* SPDIF disabled - see comment at the top */ - default: - return -EINVAL; - } - - ifctl |= ~(siu_flags[info->port_id].playback.mask | - siu_flags[info->port_id].capture.mask) & - siu_read32(base + SIU_IFCTL); - siu_write32(base + SIU_IFCTL, ifctl); - - return 0; -} - -static int siu_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id, - unsigned int freq, int dir) -{ - struct clk *siu_clk, *parent_clk; - char *siu_name, *parent_name; - int ret; - - if (dir != SND_SOC_CLOCK_IN) - return -EINVAL; - - dev_dbg(dai->dev, "%s: using clock %d\n", __func__, clk_id); - - switch (clk_id) { - case SIU_CLKA_PLL: - siu_name = "siua_clk"; - parent_name = "pll_clk"; - break; - case SIU_CLKA_EXT: - siu_name = "siua_clk"; - parent_name = "siumcka_clk"; - break; - case SIU_CLKB_PLL: - siu_name = "siub_clk"; - parent_name = "pll_clk"; - break; - case SIU_CLKB_EXT: - siu_name = "siub_clk"; - parent_name = "siumckb_clk"; - break; - default: - return -EINVAL; - } - - siu_clk = clk_get(dai->dev, siu_name); - if (IS_ERR(siu_clk)) { - dev_err(dai->dev, "%s: cannot get a SIU clock: %ld\n", __func__, - PTR_ERR(siu_clk)); - return PTR_ERR(siu_clk); - } - - parent_clk = clk_get(dai->dev, parent_name); - if (IS_ERR(parent_clk)) { - ret = PTR_ERR(parent_clk); - dev_err(dai->dev, "cannot get a SIU clock parent: %d\n", ret); - goto epclkget; - } - - ret = clk_set_parent(siu_clk, parent_clk); - if (ret < 0) { - dev_err(dai->dev, "cannot reparent the SIU clock: %d\n", ret); - goto eclksetp; - } - - ret = clk_set_rate(siu_clk, freq); - if (ret < 0) - dev_err(dai->dev, "cannot set SIU clock rate: %d\n", ret); - - /* TODO: when clkdev gets reference counting we'll move these to siu_dai_shutdown() */ -eclksetp: - clk_put(parent_clk); -epclkget: - clk_put(siu_clk); - - return ret; -} - -static const struct snd_soc_dai_ops siu_dai_ops = { - .startup = siu_dai_startup, - .shutdown = siu_dai_shutdown, - .prepare = siu_dai_prepare, - .set_sysclk = siu_dai_set_sysclk, - .set_fmt = siu_dai_set_fmt, -}; - -static struct snd_soc_dai_driver siu_i2s_dai = { - .name = "siu-i2s-dai", - .playback = { - .channels_min = 2, - .channels_max = 2, - .formats = SNDRV_PCM_FMTBIT_S16, - .rates = SNDRV_PCM_RATE_8000_48000, - }, - .capture = { - .channels_min = 2, - .channels_max = 2, - .formats = SNDRV_PCM_FMTBIT_S16, - .rates = SNDRV_PCM_RATE_8000_48000, - }, - .ops = &siu_dai_ops, -}; - -static int __devinit siu_probe(struct platform_device *pdev) -{ - const struct firmware *fw_entry; - struct resource *res, *region; - struct siu_info *info; - int ret; - - info = kmalloc(sizeof(*info), GFP_KERNEL); - if (!info) - return -ENOMEM; - siu_i2s_data = info; - info->dev = &pdev->dev; - - ret = request_firmware(&fw_entry, "siu_spb.bin", &pdev->dev); - if (ret) - goto ereqfw; - - /* - * Loaded firmware is "const" - read only, but we have to modify it in - * snd_siu_sh7343_spbAselect() and snd_siu_sh7343_spbBselect() - */ - memcpy(&info->fw, fw_entry->data, fw_entry->size); - - release_firmware(fw_entry); - - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - ret = -ENODEV; - goto egetres; - } - - region = request_mem_region(res->start, resource_size(res), - pdev->name); - if (!region) { - dev_err(&pdev->dev, "SIU region already claimed\n"); - ret = -EBUSY; - goto ereqmemreg; - } - - ret = -ENOMEM; - info->pram = ioremap(res->start, PRAM_SIZE); - if (!info->pram) - goto emappram; - info->xram = ioremap(res->start + XRAM_OFFSET, XRAM_SIZE); - if (!info->xram) - goto emapxram; - info->yram = ioremap(res->start + YRAM_OFFSET, YRAM_SIZE); - if (!info->yram) - goto emapyram; - info->reg = ioremap(res->start + REG_OFFSET, resource_size(res) - - REG_OFFSET); - if (!info->reg) - goto emapreg; - - dev_set_drvdata(&pdev->dev, info); - - /* register using ARRAY version so we can keep dai name */ - ret = snd_soc_register_dais(&pdev->dev, &siu_i2s_dai, 1); - if (ret < 0) - goto edaiinit; - - ret = snd_soc_register_platform(&pdev->dev, &siu_platform); - if (ret < 0) - goto esocregp; - - pm_runtime_enable(&pdev->dev); - - return ret; - -esocregp: - snd_soc_unregister_dai(&pdev->dev); -edaiinit: - iounmap(info->reg); -emapreg: - iounmap(info->yram); -emapyram: - iounmap(info->xram); -emapxram: - iounmap(info->pram); -emappram: - release_mem_region(res->start, resource_size(res)); -ereqmemreg: -egetres: -ereqfw: - kfree(info); - - return ret; -} - -static int __devexit siu_remove(struct platform_device *pdev) -{ - struct siu_info *info = dev_get_drvdata(&pdev->dev); - struct resource *res; - - pm_runtime_disable(&pdev->dev); - - snd_soc_unregister_platform(&pdev->dev); - snd_soc_unregister_dai(&pdev->dev); - - iounmap(info->reg); - iounmap(info->yram); - iounmap(info->xram); - iounmap(info->pram); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (res) - release_mem_region(res->start, resource_size(res)); - kfree(info); - - return 0; -} - -static struct platform_driver siu_driver = { - .driver = { - .owner = THIS_MODULE, - .name = "siu-pcm-audio", - }, - .probe = siu_probe, - .remove = __devexit_p(siu_remove), -}; - -module_platform_driver(siu_driver); - -MODULE_AUTHOR("Carlos Munoz <carlos@kenati.com>"); -MODULE_DESCRIPTION("ALSA SoC SH7722 SIU driver"); -MODULE_LICENSE("GPL"); diff --git a/ANDROID_3.4.5/sound/soc/sh/siu_pcm.c b/ANDROID_3.4.5/sound/soc/sh/siu_pcm.c deleted file mode 100644 index 5cfcc655..00000000 --- a/ANDROID_3.4.5/sound/soc/sh/siu_pcm.c +++ /dev/null @@ -1,617 +0,0 @@ -/* - * siu_pcm.c - ALSA driver for Renesas SH7343, SH7722 SIU peripheral. - * - * Copyright (C) 2009-2010 Guennadi Liakhovetski <g.liakhovetski@gmx.de> - * Copyright (C) 2006 Carlos Munoz <carlos@kenati.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ -#include <linux/delay.h> -#include <linux/dma-mapping.h> -#include <linux/dmaengine.h> -#include <linux/interrupt.h> -#include <linux/module.h> -#include <linux/platform_device.h> - -#include <sound/control.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> - -#include <asm/siu.h> - -#include "siu.h" - -#define GET_MAX_PERIODS(buf_bytes, period_bytes) \ - ((buf_bytes) / (period_bytes)) -#define PERIOD_OFFSET(buf_addr, period_num, period_bytes) \ - ((buf_addr) + ((period_num) * (period_bytes))) - -#define RWF_STM_RD 0x01 /* Read in progress */ -#define RWF_STM_WT 0x02 /* Write in progress */ - -struct siu_port *siu_ports[SIU_PORT_NUM]; - -/* transfersize is number of u32 dma transfers per period */ -static int siu_pcm_stmwrite_stop(struct siu_port *port_info) -{ - struct siu_info *info = siu_i2s_data; - u32 __iomem *base = info->reg; - struct siu_stream *siu_stream = &port_info->playback; - u32 stfifo; - - if (!siu_stream->rw_flg) - return -EPERM; - - /* output FIFO disable */ - stfifo = siu_read32(base + SIU_STFIFO); - siu_write32(base + SIU_STFIFO, stfifo & ~0x0c180c18); - pr_debug("%s: STFIFO %x -> %x\n", __func__, - stfifo, stfifo & ~0x0c180c18); - - /* during stmwrite clear */ - siu_stream->rw_flg = 0; - - return 0; -} - -static int siu_pcm_stmwrite_start(struct siu_port *port_info) -{ - struct siu_stream *siu_stream = &port_info->playback; - - if (siu_stream->rw_flg) - return -EPERM; - - /* Current period in buffer */ - port_info->playback.cur_period = 0; - - /* during stmwrite flag set */ - siu_stream->rw_flg = RWF_STM_WT; - - /* DMA transfer start */ - tasklet_schedule(&siu_stream->tasklet); - - return 0; -} - -static void siu_dma_tx_complete(void *arg) -{ - struct siu_stream *siu_stream = arg; - - if (!siu_stream->rw_flg) - return; - - /* Update completed period count */ - if (++siu_stream->cur_period >= - GET_MAX_PERIODS(siu_stream->buf_bytes, - siu_stream->period_bytes)) - siu_stream->cur_period = 0; - - pr_debug("%s: done period #%d (%u/%u bytes), cookie %d\n", - __func__, siu_stream->cur_period, - siu_stream->cur_period * siu_stream->period_bytes, - siu_stream->buf_bytes, siu_stream->cookie); - - tasklet_schedule(&siu_stream->tasklet); - - /* Notify alsa: a period is done */ - snd_pcm_period_elapsed(siu_stream->substream); -} - -static int siu_pcm_wr_set(struct siu_port *port_info, - dma_addr_t buff, u32 size) -{ - struct siu_info *info = siu_i2s_data; - u32 __iomem *base = info->reg; - struct siu_stream *siu_stream = &port_info->playback; - struct snd_pcm_substream *substream = siu_stream->substream; - struct device *dev = substream->pcm->card->dev; - struct dma_async_tx_descriptor *desc; - dma_cookie_t cookie; - struct scatterlist sg; - u32 stfifo; - - sg_init_table(&sg, 1); - sg_set_page(&sg, pfn_to_page(PFN_DOWN(buff)), - size, offset_in_page(buff)); - sg_dma_len(&sg) = size; - sg_dma_address(&sg) = buff; - - desc = dmaengine_prep_slave_sg(siu_stream->chan, - &sg, 1, DMA_MEM_TO_DEV, DMA_PREP_INTERRUPT | DMA_CTRL_ACK); - if (!desc) { - dev_err(dev, "Failed to allocate a dma descriptor\n"); - return -ENOMEM; - } - - desc->callback = siu_dma_tx_complete; - desc->callback_param = siu_stream; - cookie = desc->tx_submit(desc); - if (cookie < 0) { - dev_err(dev, "Failed to submit a dma transfer\n"); - return cookie; - } - - siu_stream->tx_desc = desc; - siu_stream->cookie = cookie; - - dma_async_issue_pending(siu_stream->chan); - - /* only output FIFO enable */ - stfifo = siu_read32(base + SIU_STFIFO); - siu_write32(base + SIU_STFIFO, stfifo | (port_info->stfifo & 0x0c180c18)); - dev_dbg(dev, "%s: STFIFO %x -> %x\n", __func__, - stfifo, stfifo | (port_info->stfifo & 0x0c180c18)); - - return 0; -} - -static int siu_pcm_rd_set(struct siu_port *port_info, - dma_addr_t buff, size_t size) -{ - struct siu_info *info = siu_i2s_data; - u32 __iomem *base = info->reg; - struct siu_stream *siu_stream = &port_info->capture; - struct snd_pcm_substream *substream = siu_stream->substream; - struct device *dev = substream->pcm->card->dev; - struct dma_async_tx_descriptor *desc; - dma_cookie_t cookie; - struct scatterlist sg; - u32 stfifo; - - dev_dbg(dev, "%s: %u@%llx\n", __func__, size, (unsigned long long)buff); - - sg_init_table(&sg, 1); - sg_set_page(&sg, pfn_to_page(PFN_DOWN(buff)), - size, offset_in_page(buff)); - sg_dma_len(&sg) = size; - sg_dma_address(&sg) = buff; - - desc = dmaengine_prep_slave_sg(siu_stream->chan, - &sg, 1, DMA_DEV_TO_MEM, DMA_PREP_INTERRUPT | DMA_CTRL_ACK); - if (!desc) { - dev_err(dev, "Failed to allocate dma descriptor\n"); - return -ENOMEM; - } - - desc->callback = siu_dma_tx_complete; - desc->callback_param = siu_stream; - cookie = desc->tx_submit(desc); - if (cookie < 0) { - dev_err(dev, "Failed to submit dma descriptor\n"); - return cookie; - } - - siu_stream->tx_desc = desc; - siu_stream->cookie = cookie; - - dma_async_issue_pending(siu_stream->chan); - - /* only input FIFO enable */ - stfifo = siu_read32(base + SIU_STFIFO); - siu_write32(base + SIU_STFIFO, siu_read32(base + SIU_STFIFO) | - (port_info->stfifo & 0x13071307)); - dev_dbg(dev, "%s: STFIFO %x -> %x\n", __func__, - stfifo, stfifo | (port_info->stfifo & 0x13071307)); - - return 0; -} - -static void siu_io_tasklet(unsigned long data) -{ - struct siu_stream *siu_stream = (struct siu_stream *)data; - struct snd_pcm_substream *substream = siu_stream->substream; - struct device *dev = substream->pcm->card->dev; - struct snd_pcm_runtime *rt = substream->runtime; - struct siu_port *port_info = siu_port_info(substream); - - dev_dbg(dev, "%s: flags %x\n", __func__, siu_stream->rw_flg); - - if (!siu_stream->rw_flg) { - dev_dbg(dev, "%s: stream inactive\n", __func__); - return; - } - - if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { - dma_addr_t buff; - size_t count; - u8 *virt; - - buff = (dma_addr_t)PERIOD_OFFSET(rt->dma_addr, - siu_stream->cur_period, - siu_stream->period_bytes); - virt = PERIOD_OFFSET(rt->dma_area, - siu_stream->cur_period, - siu_stream->period_bytes); - count = siu_stream->period_bytes; - - /* DMA transfer start */ - siu_pcm_rd_set(port_info, buff, count); - } else { - siu_pcm_wr_set(port_info, - (dma_addr_t)PERIOD_OFFSET(rt->dma_addr, - siu_stream->cur_period, - siu_stream->period_bytes), - siu_stream->period_bytes); - } -} - -/* Capture */ -static int siu_pcm_stmread_start(struct siu_port *port_info) -{ - struct siu_stream *siu_stream = &port_info->capture; - - if (siu_stream->xfer_cnt > 0x1000000) - return -EINVAL; - if (siu_stream->rw_flg) - return -EPERM; - - /* Current period in buffer */ - siu_stream->cur_period = 0; - - /* during stmread flag set */ - siu_stream->rw_flg = RWF_STM_RD; - - tasklet_schedule(&siu_stream->tasklet); - - return 0; -} - -static int siu_pcm_stmread_stop(struct siu_port *port_info) -{ - struct siu_info *info = siu_i2s_data; - u32 __iomem *base = info->reg; - struct siu_stream *siu_stream = &port_info->capture; - struct device *dev = siu_stream->substream->pcm->card->dev; - u32 stfifo; - - if (!siu_stream->rw_flg) - return -EPERM; - - /* input FIFO disable */ - stfifo = siu_read32(base + SIU_STFIFO); - siu_write32(base + SIU_STFIFO, stfifo & ~0x13071307); - dev_dbg(dev, "%s: STFIFO %x -> %x\n", __func__, - stfifo, stfifo & ~0x13071307); - - /* during stmread flag clear */ - siu_stream->rw_flg = 0; - - return 0; -} - -static int siu_pcm_hw_params(struct snd_pcm_substream *ss, - struct snd_pcm_hw_params *hw_params) -{ - struct siu_info *info = siu_i2s_data; - struct device *dev = ss->pcm->card->dev; - int ret; - - dev_dbg(dev, "%s: port=%d\n", __func__, info->port_id); - - ret = snd_pcm_lib_malloc_pages(ss, params_buffer_bytes(hw_params)); - if (ret < 0) - dev_err(dev, "snd_pcm_lib_malloc_pages() failed\n"); - - return ret; -} - -static int siu_pcm_hw_free(struct snd_pcm_substream *ss) -{ - struct siu_info *info = siu_i2s_data; - struct siu_port *port_info = siu_port_info(ss); - struct device *dev = ss->pcm->card->dev; - struct siu_stream *siu_stream; - - if (ss->stream == SNDRV_PCM_STREAM_PLAYBACK) - siu_stream = &port_info->playback; - else - siu_stream = &port_info->capture; - - dev_dbg(dev, "%s: port=%d\n", __func__, info->port_id); - - return snd_pcm_lib_free_pages(ss); -} - -static bool filter(struct dma_chan *chan, void *slave) -{ - struct sh_dmae_slave *param = slave; - - pr_debug("%s: slave ID %d\n", __func__, param->slave_id); - - if (unlikely(param->dma_dev != chan->device->dev)) - return false; - - chan->private = param; - return true; -} - -static int siu_pcm_open(struct snd_pcm_substream *ss) -{ - /* Playback / Capture */ - struct snd_soc_pcm_runtime *rtd = ss->private_data; - struct siu_platform *pdata = rtd->platform->dev->platform_data; - struct siu_info *info = siu_i2s_data; - struct siu_port *port_info = siu_port_info(ss); - struct siu_stream *siu_stream; - u32 port = info->port_id; - struct device *dev = ss->pcm->card->dev; - dma_cap_mask_t mask; - struct sh_dmae_slave *param; - - dma_cap_zero(mask); - dma_cap_set(DMA_SLAVE, mask); - - dev_dbg(dev, "%s, port=%d@%p\n", __func__, port, port_info); - - if (ss->stream == SNDRV_PCM_STREAM_PLAYBACK) { - siu_stream = &port_info->playback; - param = &siu_stream->param; - param->slave_id = port ? pdata->dma_slave_tx_b : - pdata->dma_slave_tx_a; - } else { - siu_stream = &port_info->capture; - param = &siu_stream->param; - param->slave_id = port ? pdata->dma_slave_rx_b : - pdata->dma_slave_rx_a; - } - - param->dma_dev = pdata->dma_dev; - /* Get DMA channel */ - siu_stream->chan = dma_request_channel(mask, filter, param); - if (!siu_stream->chan) { - dev_err(dev, "DMA channel allocation failed!\n"); - return -EBUSY; - } - - siu_stream->substream = ss; - - return 0; -} - -static int siu_pcm_close(struct snd_pcm_substream *ss) -{ - struct siu_info *info = siu_i2s_data; - struct device *dev = ss->pcm->card->dev; - struct siu_port *port_info = siu_port_info(ss); - struct siu_stream *siu_stream; - - dev_dbg(dev, "%s: port=%d\n", __func__, info->port_id); - - if (ss->stream == SNDRV_PCM_STREAM_PLAYBACK) - siu_stream = &port_info->playback; - else - siu_stream = &port_info->capture; - - dma_release_channel(siu_stream->chan); - siu_stream->chan = NULL; - - siu_stream->substream = NULL; - - return 0; -} - -static int siu_pcm_prepare(struct snd_pcm_substream *ss) -{ - struct siu_info *info = siu_i2s_data; - struct siu_port *port_info = siu_port_info(ss); - struct device *dev = ss->pcm->card->dev; - struct snd_pcm_runtime *rt = ss->runtime; - struct siu_stream *siu_stream; - snd_pcm_sframes_t xfer_cnt; - - if (ss->stream == SNDRV_PCM_STREAM_PLAYBACK) - siu_stream = &port_info->playback; - else - siu_stream = &port_info->capture; - - rt = siu_stream->substream->runtime; - - siu_stream->buf_bytes = snd_pcm_lib_buffer_bytes(ss); - siu_stream->period_bytes = snd_pcm_lib_period_bytes(ss); - - dev_dbg(dev, "%s: port=%d, %d channels, period=%u bytes\n", __func__, - info->port_id, rt->channels, siu_stream->period_bytes); - - /* We only support buffers that are multiples of the period */ - if (siu_stream->buf_bytes % siu_stream->period_bytes) { - dev_err(dev, "%s() - buffer=%d not multiple of period=%d\n", - __func__, siu_stream->buf_bytes, - siu_stream->period_bytes); - return -EINVAL; - } - - xfer_cnt = bytes_to_frames(rt, siu_stream->period_bytes); - if (!xfer_cnt || xfer_cnt > 0x1000000) - return -EINVAL; - - siu_stream->format = rt->format; - siu_stream->xfer_cnt = xfer_cnt; - - dev_dbg(dev, "port=%d buf=%lx buf_bytes=%d period_bytes=%d " - "format=%d channels=%d xfer_cnt=%d\n", info->port_id, - (unsigned long)rt->dma_addr, siu_stream->buf_bytes, - siu_stream->period_bytes, - siu_stream->format, rt->channels, (int)xfer_cnt); - - return 0; -} - -static int siu_pcm_trigger(struct snd_pcm_substream *ss, int cmd) -{ - struct siu_info *info = siu_i2s_data; - struct device *dev = ss->pcm->card->dev; - struct siu_port *port_info = siu_port_info(ss); - int ret; - - dev_dbg(dev, "%s: port=%d@%p, cmd=%d\n", __func__, - info->port_id, port_info, cmd); - - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - if (ss->stream == SNDRV_PCM_STREAM_PLAYBACK) - ret = siu_pcm_stmwrite_start(port_info); - else - ret = siu_pcm_stmread_start(port_info); - - if (ret < 0) - dev_warn(dev, "%s: start failed on port=%d\n", - __func__, info->port_id); - - break; - case SNDRV_PCM_TRIGGER_STOP: - if (ss->stream == SNDRV_PCM_STREAM_PLAYBACK) - siu_pcm_stmwrite_stop(port_info); - else - siu_pcm_stmread_stop(port_info); - ret = 0; - - break; - default: - dev_err(dev, "%s() unsupported cmd=%d\n", __func__, cmd); - ret = -EINVAL; - } - - return ret; -} - -/* - * So far only resolution of one period is supported, subject to extending the - * dmangine API - */ -static snd_pcm_uframes_t siu_pcm_pointer_dma(struct snd_pcm_substream *ss) -{ - struct device *dev = ss->pcm->card->dev; - struct siu_info *info = siu_i2s_data; - u32 __iomem *base = info->reg; - struct siu_port *port_info = siu_port_info(ss); - struct snd_pcm_runtime *rt = ss->runtime; - size_t ptr; - struct siu_stream *siu_stream; - - if (ss->stream == SNDRV_PCM_STREAM_PLAYBACK) - siu_stream = &port_info->playback; - else - siu_stream = &port_info->capture; - - /* - * ptr is the offset into the buffer where the dma is currently at. We - * check if the dma buffer has just wrapped. - */ - ptr = PERIOD_OFFSET(rt->dma_addr, - siu_stream->cur_period, - siu_stream->period_bytes) - rt->dma_addr; - - dev_dbg(dev, - "%s: port=%d, events %x, FSTS %x, xferred %u/%u, cookie %d\n", - __func__, info->port_id, siu_read32(base + SIU_EVNTC), - siu_read32(base + SIU_SBFSTS), ptr, siu_stream->buf_bytes, - siu_stream->cookie); - - if (ptr >= siu_stream->buf_bytes) - ptr = 0; - - return bytes_to_frames(ss->runtime, ptr); -} - -static int siu_pcm_new(struct snd_soc_pcm_runtime *rtd) -{ - /* card->dev == socdev->dev, see snd_soc_new_pcms() */ - struct snd_card *card = rtd->card->snd_card; - struct snd_pcm *pcm = rtd->pcm; - struct siu_info *info = siu_i2s_data; - struct platform_device *pdev = to_platform_device(card->dev); - int ret; - int i; - - /* pdev->id selects between SIUA and SIUB */ - if (pdev->id < 0 || pdev->id >= SIU_PORT_NUM) - return -EINVAL; - - info->port_id = pdev->id; - - /* - * While the siu has 2 ports, only one port can be on at a time (only 1 - * SPB). So far all the boards using the siu had only one of the ports - * wired to a codec. To simplify things, we only register one port with - * alsa. In case both ports are needed, it should be changed here - */ - for (i = pdev->id; i < pdev->id + 1; i++) { - struct siu_port **port_info = &siu_ports[i]; - - ret = siu_init_port(i, port_info, card); - if (ret < 0) - return ret; - - ret = snd_pcm_lib_preallocate_pages_for_all(pcm, - SNDRV_DMA_TYPE_DEV, NULL, - SIU_BUFFER_BYTES_MAX, SIU_BUFFER_BYTES_MAX); - if (ret < 0) { - dev_err(card->dev, - "snd_pcm_lib_preallocate_pages_for_all() err=%d", - ret); - goto fail; - } - - (*port_info)->pcm = pcm; - - /* IO tasklets */ - tasklet_init(&(*port_info)->playback.tasklet, siu_io_tasklet, - (unsigned long)&(*port_info)->playback); - tasklet_init(&(*port_info)->capture.tasklet, siu_io_tasklet, - (unsigned long)&(*port_info)->capture); - } - - dev_info(card->dev, "SuperH SIU driver initialized.\n"); - return 0; - -fail: - siu_free_port(siu_ports[pdev->id]); - dev_err(card->dev, "SIU: failed to initialize.\n"); - return ret; -} - -static void siu_pcm_free(struct snd_pcm *pcm) -{ - struct platform_device *pdev = to_platform_device(pcm->card->dev); - struct siu_port *port_info = siu_ports[pdev->id]; - - tasklet_kill(&port_info->capture.tasklet); - tasklet_kill(&port_info->playback.tasklet); - - siu_free_port(port_info); - snd_pcm_lib_preallocate_free_for_all(pcm); - - dev_dbg(pcm->card->dev, "%s\n", __func__); -} - -static struct snd_pcm_ops siu_pcm_ops = { - .open = siu_pcm_open, - .close = siu_pcm_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = siu_pcm_hw_params, - .hw_free = siu_pcm_hw_free, - .prepare = siu_pcm_prepare, - .trigger = siu_pcm_trigger, - .pointer = siu_pcm_pointer_dma, -}; - -struct snd_soc_platform_driver siu_platform = { - .ops = &siu_pcm_ops, - .pcm_new = siu_pcm_new, - .pcm_free = siu_pcm_free, -}; -EXPORT_SYMBOL_GPL(siu_platform); diff --git a/ANDROID_3.4.5/sound/soc/sh/ssi.c b/ANDROID_3.4.5/sound/soc/sh/ssi.c deleted file mode 100644 index ff82b56a..00000000 --- a/ANDROID_3.4.5/sound/soc/sh/ssi.c +++ /dev/null @@ -1,408 +0,0 @@ -/* - * Serial Sound Interface (I2S) support for SH7760/SH7780 - * - * Copyright (c) 2007 Manuel Lauss <mano@roarinelk.homelinux.net> - * - * licensed under the terms outlined in the file COPYING at the root - * of the linux kernel sources. - * - * dont forget to set IPSEL/OMSEL register bits (in your board code) to - * enable SSI output pins! - */ - -/* - * LIMITATIONS: - * The SSI unit has only one physical data line, so full duplex is - * impossible. This can be remedied on the SH7760 by using the - * other SSI unit for recording; however the SH7780 has only 1 SSI - * unit, and its pins are shared with the AC97 unit, among others. - * - * FEATURES: - * The SSI features "compressed mode": in this mode it continuously - * streams PCM data over the I2S lines and uses LRCK as a handshake - * signal. Can be used to send compressed data (AC3/DTS) to a DSP. - * The number of bits sent over the wire in a frame can be adjusted - * and can be independent from the actual sample bit depth. This is - * useful to support TDM mode codecs like the AD1939 which have a - * fixed TDM slot size, regardless of sample resolution. - */ - -#include <linux/init.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/initval.h> -#include <sound/soc.h> -#include <asm/io.h> - -#define SSICR 0x00 -#define SSISR 0x04 - -#define CR_DMAEN (1 << 28) -#define CR_CHNL_SHIFT 22 -#define CR_CHNL_MASK (3 << CR_CHNL_SHIFT) -#define CR_DWL_SHIFT 19 -#define CR_DWL_MASK (7 << CR_DWL_SHIFT) -#define CR_SWL_SHIFT 16 -#define CR_SWL_MASK (7 << CR_SWL_SHIFT) -#define CR_SCK_MASTER (1 << 15) /* bitclock master bit */ -#define CR_SWS_MASTER (1 << 14) /* wordselect master bit */ -#define CR_SCKP (1 << 13) /* I2Sclock polarity */ -#define CR_SWSP (1 << 12) /* LRCK polarity */ -#define CR_SPDP (1 << 11) -#define CR_SDTA (1 << 10) /* i2s alignment (msb/lsb) */ -#define CR_PDTA (1 << 9) /* fifo data alignment */ -#define CR_DEL (1 << 8) /* delay data by 1 i2sclk */ -#define CR_BREN (1 << 7) /* clock gating in burst mode */ -#define CR_CKDIV_SHIFT 4 -#define CR_CKDIV_MASK (7 << CR_CKDIV_SHIFT) /* bitclock divider */ -#define CR_MUTE (1 << 3) /* SSI mute */ -#define CR_CPEN (1 << 2) /* compressed mode */ -#define CR_TRMD (1 << 1) /* transmit/receive select */ -#define CR_EN (1 << 0) /* enable SSI */ - -#define SSIREG(reg) (*(unsigned long *)(ssi->mmio + (reg))) - -struct ssi_priv { - unsigned long mmio; - unsigned long sysclk; - int inuse; -} ssi_cpu_data[] = { -#if defined(CONFIG_CPU_SUBTYPE_SH7760) - { - .mmio = 0xFE680000, - }, - { - .mmio = 0xFE690000, - }, -#elif defined(CONFIG_CPU_SUBTYPE_SH7780) - { - .mmio = 0xFFE70000, - }, -#else -#error "Unsupported SuperH SoC" -#endif -}; - -/* - * track usage of the SSI; it is simplex-only so prevent attempts of - * concurrent playback + capture. FIXME: any locking required? - */ -static int ssi_startup(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct ssi_priv *ssi = &ssi_cpu_data[dai->id]; - if (ssi->inuse) { - pr_debug("ssi: already in use!\n"); - return -EBUSY; - } else - ssi->inuse = 1; - return 0; -} - -static void ssi_shutdown(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct ssi_priv *ssi = &ssi_cpu_data[dai->id]; - - ssi->inuse = 0; -} - -static int ssi_trigger(struct snd_pcm_substream *substream, int cmd, - struct snd_soc_dai *dai) -{ - struct ssi_priv *ssi = &ssi_cpu_data[dai->id]; - - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - SSIREG(SSICR) |= CR_DMAEN | CR_EN; - break; - case SNDRV_PCM_TRIGGER_STOP: - SSIREG(SSICR) &= ~(CR_DMAEN | CR_EN); - break; - default: - return -EINVAL; - } - - return 0; -} - -static int ssi_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - struct ssi_priv *ssi = &ssi_cpu_data[dai->id]; - unsigned long ssicr = SSIREG(SSICR); - unsigned int bits, channels, swl, recv, i; - - channels = params_channels(params); - bits = params->msbits; - recv = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ? 0 : 1; - - pr_debug("ssi_hw_params() enter\nssicr was %08lx\n", ssicr); - pr_debug("bits: %u channels: %u\n", bits, channels); - - ssicr &= ~(CR_TRMD | CR_CHNL_MASK | CR_DWL_MASK | CR_PDTA | - CR_SWL_MASK); - - /* direction (send/receive) */ - if (!recv) - ssicr |= CR_TRMD; /* transmit */ - - /* channels */ - if ((channels < 2) || (channels > 8) || (channels & 1)) { - pr_debug("ssi: invalid number of channels\n"); - return -EINVAL; - } - ssicr |= ((channels >> 1) - 1) << CR_CHNL_SHIFT; - - /* DATA WORD LENGTH (DWL): databits in audio sample */ - i = 0; - switch (bits) { - case 32: ++i; - case 24: ++i; - case 22: ++i; - case 20: ++i; - case 18: ++i; - case 16: ++i; - ssicr |= i << CR_DWL_SHIFT; - case 8: break; - default: - pr_debug("ssi: invalid sample width\n"); - return -EINVAL; - } - - /* - * SYSTEM WORD LENGTH: size in bits of half a frame over the I2S - * wires. This is usually bits_per_sample x channels/2; i.e. in - * Stereo mode the SWL equals DWL. SWL can be bigger than the - * product of (channels_per_slot x samplebits), e.g. for codecs - * like the AD1939 which only accept 32bit wide TDM slots. For - * "standard" I2S operation we set SWL = chans / 2 * DWL here. - * Waiting for ASoC to get TDM support ;-) - */ - if ((bits > 16) && (bits <= 24)) { - bits = 24; /* these are padded by the SSI */ - /*ssicr |= CR_PDTA;*/ /* cpu/data endianness ? */ - } - i = 0; - swl = (bits * channels) / 2; - switch (swl) { - case 256: ++i; - case 128: ++i; - case 64: ++i; - case 48: ++i; - case 32: ++i; - case 16: ++i; - ssicr |= i << CR_SWL_SHIFT; - case 8: break; - default: - pr_debug("ssi: invalid system word length computed\n"); - return -EINVAL; - } - - SSIREG(SSICR) = ssicr; - - pr_debug("ssi_hw_params() leave\nssicr is now %08lx\n", ssicr); - return 0; -} - -static int ssi_set_sysclk(struct snd_soc_dai *cpu_dai, int clk_id, - unsigned int freq, int dir) -{ - struct ssi_priv *ssi = &ssi_cpu_data[cpu_dai->id]; - - ssi->sysclk = freq; - - return 0; -} - -/* - * This divider is used to generate the SSI_SCK (I2S bitclock) from the - * clock at the HAC_BIT_CLK ("oversampling clock") pin. - */ -static int ssi_set_clkdiv(struct snd_soc_dai *dai, int did, int div) -{ - struct ssi_priv *ssi = &ssi_cpu_data[dai->id]; - unsigned long ssicr; - int i; - - i = 0; - ssicr = SSIREG(SSICR) & ~CR_CKDIV_MASK; - switch (div) { - case 16: ++i; - case 8: ++i; - case 4: ++i; - case 2: ++i; - SSIREG(SSICR) = ssicr | (i << CR_CKDIV_SHIFT); - case 1: break; - default: - pr_debug("ssi: invalid sck divider %d\n", div); - return -EINVAL; - } - - return 0; -} - -static int ssi_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) -{ - struct ssi_priv *ssi = &ssi_cpu_data[dai->id]; - unsigned long ssicr = SSIREG(SSICR); - - pr_debug("ssi_set_fmt()\nssicr was 0x%08lx\n", ssicr); - - ssicr &= ~(CR_DEL | CR_PDTA | CR_BREN | CR_SWSP | CR_SCKP | - CR_SWS_MASTER | CR_SCK_MASTER); - - switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_I2S: - break; - case SND_SOC_DAIFMT_RIGHT_J: - ssicr |= CR_DEL | CR_PDTA; - break; - case SND_SOC_DAIFMT_LEFT_J: - ssicr |= CR_DEL; - break; - default: - pr_debug("ssi: unsupported format\n"); - return -EINVAL; - } - - switch (fmt & SND_SOC_DAIFMT_CLOCK_MASK) { - case SND_SOC_DAIFMT_CONT: - break; - case SND_SOC_DAIFMT_GATED: - ssicr |= CR_BREN; - break; - } - - switch (fmt & SND_SOC_DAIFMT_INV_MASK) { - case SND_SOC_DAIFMT_NB_NF: - ssicr |= CR_SCKP; /* sample data at low clkedge */ - break; - case SND_SOC_DAIFMT_NB_IF: - ssicr |= CR_SCKP | CR_SWSP; - break; - case SND_SOC_DAIFMT_IB_NF: - break; - case SND_SOC_DAIFMT_IB_IF: - ssicr |= CR_SWSP; /* word select starts low */ - break; - default: - pr_debug("ssi: invalid inversion\n"); - return -EINVAL; - } - - switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { - case SND_SOC_DAIFMT_CBM_CFM: - break; - case SND_SOC_DAIFMT_CBS_CFM: - ssicr |= CR_SCK_MASTER; - break; - case SND_SOC_DAIFMT_CBM_CFS: - ssicr |= CR_SWS_MASTER; - break; - case SND_SOC_DAIFMT_CBS_CFS: - ssicr |= CR_SWS_MASTER | CR_SCK_MASTER; - break; - default: - pr_debug("ssi: invalid master/slave configuration\n"); - return -EINVAL; - } - - SSIREG(SSICR) = ssicr; - pr_debug("ssi_set_fmt() leave\nssicr is now 0x%08lx\n", ssicr); - - return 0; -} - -/* the SSI depends on an external clocksource (at HAC_BIT_CLK) even in - * Master mode, so really this is board specific; the SSI can do any - * rate with the right bitclk and divider settings. - */ -#define SSI_RATES \ - SNDRV_PCM_RATE_8000_192000 - -/* the SSI can do 8-32 bit samples, with 8 possible channels */ -#define SSI_FMTS \ - (SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U8 | \ - SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE | \ - SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_U20_3LE | \ - SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_U24_3LE | \ - SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_U32_LE) - -static const struct snd_soc_dai_ops ssi_dai_ops = { - .startup = ssi_startup, - .shutdown = ssi_shutdown, - .trigger = ssi_trigger, - .hw_params = ssi_hw_params, - .set_sysclk = ssi_set_sysclk, - .set_clkdiv = ssi_set_clkdiv, - .set_fmt = ssi_set_fmt, -}; - -static struct snd_soc_dai_driver sh4_ssi_dai[] = { -{ - .name = "ssi-dai.0", - .playback = { - .rates = SSI_RATES, - .formats = SSI_FMTS, - .channels_min = 2, - .channels_max = 8, - }, - .capture = { - .rates = SSI_RATES, - .formats = SSI_FMTS, - .channels_min = 2, - .channels_max = 8, - }, - .ops = &ssi_dai_ops, -}, -#ifdef CONFIG_CPU_SUBTYPE_SH7760 -{ - .name = "ssi-dai.1", - .playback = { - .rates = SSI_RATES, - .formats = SSI_FMTS, - .channels_min = 2, - .channels_max = 8, - }, - .capture = { - .rates = SSI_RATES, - .formats = SSI_FMTS, - .channels_min = 2, - .channels_max = 8, - }, - .ops = &ssi_dai_ops, -}, -#endif -}; - -static int __devinit sh4_soc_dai_probe(struct platform_device *pdev) -{ - return snd_soc_register_dais(&pdev->dev, sh4_ssi_dai, - ARRAY_SIZE(sh4_ssi_dai)); -} - -static int __devexit sh4_soc_dai_remove(struct platform_device *pdev) -{ - snd_soc_unregister_dais(&pdev->dev, ARRAY_SIZE(sh4_ssi_dai)); - return 0; -} - -static struct platform_driver sh4_ssi_driver = { - .driver = { - .name = "sh4-ssi-dai", - .owner = THIS_MODULE, - }, - - .probe = sh4_soc_dai_probe, - .remove = __devexit_p(sh4_soc_dai_remove), -}; - -module_platform_driver(sh4_ssi_driver); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("SuperH onchip SSI (I2S) audio driver"); -MODULE_AUTHOR("Manuel Lauss <mano@roarinelk.homelinux.net>"); |