diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/pci/oxygen/xonar_hdmi.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/pci/oxygen/xonar_hdmi.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/ANDROID_3.4.5/sound/pci/oxygen/xonar_hdmi.c b/ANDROID_3.4.5/sound/pci/oxygen/xonar_hdmi.c deleted file mode 100644 index 136dac6a..00000000 --- a/ANDROID_3.4.5/sound/pci/oxygen/xonar_hdmi.c +++ /dev/null @@ -1,128 +0,0 @@ -/* - * helper functions for HDMI models (Xonar HDAV1.3/HDAV1.3 Slim) - * - * Copyright (c) Clemens Ladisch <clemens@ladisch.de> - * - * - * This driver is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2. - * - * This driver 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 driver; if not, see <http://www.gnu.org/licenses/>. - */ - -#include <linux/pci.h> -#include <linux/delay.h> -#include <sound/asoundef.h> -#include <sound/control.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/tlv.h> -#include "xonar.h" - -static void hdmi_write_command(struct oxygen *chip, u8 command, - unsigned int count, const u8 *params) -{ - unsigned int i; - u8 checksum; - - oxygen_write_uart(chip, 0xfb); - oxygen_write_uart(chip, 0xef); - oxygen_write_uart(chip, command); - oxygen_write_uart(chip, count); - for (i = 0; i < count; ++i) - oxygen_write_uart(chip, params[i]); - checksum = 0xfb + 0xef + command + count; - for (i = 0; i < count; ++i) - checksum += params[i]; - oxygen_write_uart(chip, checksum); -} - -static void xonar_hdmi_init_commands(struct oxygen *chip, - struct xonar_hdmi *hdmi) -{ - u8 param; - - oxygen_reset_uart(chip); - param = 0; - hdmi_write_command(chip, 0x61, 1, ¶m); - param = 1; - hdmi_write_command(chip, 0x74, 1, ¶m); - hdmi_write_command(chip, 0x54, 5, hdmi->params); -} - -void xonar_hdmi_init(struct oxygen *chip, struct xonar_hdmi *hdmi) -{ - hdmi->params[1] = IEC958_AES3_CON_FS_48000; - hdmi->params[4] = 1; - xonar_hdmi_init_commands(chip, hdmi); -} - -void xonar_hdmi_cleanup(struct oxygen *chip) -{ - u8 param = 0; - - hdmi_write_command(chip, 0x74, 1, ¶m); -} - -void xonar_hdmi_resume(struct oxygen *chip, struct xonar_hdmi *hdmi) -{ - xonar_hdmi_init_commands(chip, hdmi); -} - -void xonar_hdmi_pcm_hardware_filter(unsigned int channel, - struct snd_pcm_hardware *hardware) -{ - if (channel == PCM_MULTICH) { - hardware->rates = SNDRV_PCM_RATE_44100 | - SNDRV_PCM_RATE_48000 | - SNDRV_PCM_RATE_96000 | - SNDRV_PCM_RATE_192000; - hardware->rate_min = 44100; - } -} - -void xonar_set_hdmi_params(struct oxygen *chip, struct xonar_hdmi *hdmi, - struct snd_pcm_hw_params *params) -{ - hdmi->params[0] = 0; /* 1 = non-audio */ - switch (params_rate(params)) { - case 44100: - hdmi->params[1] = IEC958_AES3_CON_FS_44100; - break; - case 48000: - hdmi->params[1] = IEC958_AES3_CON_FS_48000; - break; - default: /* 96000 */ - hdmi->params[1] = IEC958_AES3_CON_FS_96000; - break; - case 192000: - hdmi->params[1] = IEC958_AES3_CON_FS_192000; - break; - } - hdmi->params[2] = params_channels(params) / 2 - 1; - if (params_format(params) == SNDRV_PCM_FORMAT_S16_LE) - hdmi->params[3] = 0; - else - hdmi->params[3] = 0xc0; - hdmi->params[4] = 1; /* ? */ - hdmi_write_command(chip, 0x54, 5, hdmi->params); -} - -void xonar_hdmi_uart_input(struct oxygen *chip) -{ - if (chip->uart_input_count >= 2 && - chip->uart_input[chip->uart_input_count - 2] == 'O' && - chip->uart_input[chip->uart_input_count - 1] == 'K') { - printk(KERN_DEBUG "message from HDMI chip received:\n"); - print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, - chip->uart_input, chip->uart_input_count); - chip->uart_input_count = 0; - } -} |