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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/drivers/media/video/s5p-mfc/s5p_mfc_cmd.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/drivers/media/video/s5p-mfc/s5p_mfc_cmd.c')
-rw-r--r-- | ANDROID_3.4.5/drivers/media/video/s5p-mfc/s5p_mfc_cmd.c | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/ANDROID_3.4.5/drivers/media/video/s5p-mfc/s5p_mfc_cmd.c b/ANDROID_3.4.5/drivers/media/video/s5p-mfc/s5p_mfc_cmd.c deleted file mode 100644 index f0665ed1..00000000 --- a/ANDROID_3.4.5/drivers/media/video/s5p-mfc/s5p_mfc_cmd.c +++ /dev/null @@ -1,120 +0,0 @@ -/* - * linux/drivers/media/video/s5p-mfc/s5p_mfc_cmd.c - * - * Copyright (C) 2011 Samsung Electronics Co., Ltd. - * http://www.samsung.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 "regs-mfc.h" -#include "s5p_mfc_cmd.h" -#include "s5p_mfc_common.h" -#include "s5p_mfc_debug.h" - -/* This function is used to send a command to the MFC */ -static int s5p_mfc_cmd_host2risc(struct s5p_mfc_dev *dev, int cmd, - struct s5p_mfc_cmd_args *args) -{ - int cur_cmd; - unsigned long timeout; - - timeout = jiffies + msecs_to_jiffies(MFC_BW_TIMEOUT); - /* wait until host to risc command register becomes 'H2R_CMD_EMPTY' */ - do { - if (time_after(jiffies, timeout)) { - mfc_err("Timeout while waiting for hardware\n"); - return -EIO; - } - cur_cmd = mfc_read(dev, S5P_FIMV_HOST2RISC_CMD); - } while (cur_cmd != S5P_FIMV_H2R_CMD_EMPTY); - mfc_write(dev, args->arg[0], S5P_FIMV_HOST2RISC_ARG1); - mfc_write(dev, args->arg[1], S5P_FIMV_HOST2RISC_ARG2); - mfc_write(dev, args->arg[2], S5P_FIMV_HOST2RISC_ARG3); - mfc_write(dev, args->arg[3], S5P_FIMV_HOST2RISC_ARG4); - /* Issue the command */ - mfc_write(dev, cmd, S5P_FIMV_HOST2RISC_CMD); - return 0; -} - -/* Initialize the MFC */ -int s5p_mfc_sys_init_cmd(struct s5p_mfc_dev *dev) -{ - struct s5p_mfc_cmd_args h2r_args; - - memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args)); - h2r_args.arg[0] = dev->fw_size; - return s5p_mfc_cmd_host2risc(dev, S5P_FIMV_H2R_CMD_SYS_INIT, &h2r_args); -} - -/* Suspend the MFC hardware */ -int s5p_mfc_sleep_cmd(struct s5p_mfc_dev *dev) -{ - struct s5p_mfc_cmd_args h2r_args; - - memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args)); - return s5p_mfc_cmd_host2risc(dev, S5P_FIMV_H2R_CMD_SLEEP, &h2r_args); -} - -/* Wake up the MFC hardware */ -int s5p_mfc_wakeup_cmd(struct s5p_mfc_dev *dev) -{ - struct s5p_mfc_cmd_args h2r_args; - - memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args)); - return s5p_mfc_cmd_host2risc(dev, S5P_FIMV_H2R_CMD_WAKEUP, &h2r_args); -} - - -int s5p_mfc_open_inst_cmd(struct s5p_mfc_ctx *ctx) -{ - struct s5p_mfc_dev *dev = ctx->dev; - struct s5p_mfc_cmd_args h2r_args; - int ret; - - /* Preparing decoding - getting instance number */ - mfc_debug(2, "Getting instance number (codec: %d)\n", ctx->codec_mode); - dev->curr_ctx = ctx->num; - memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args)); - h2r_args.arg[0] = ctx->codec_mode; - h2r_args.arg[1] = 0; /* no crc & no pixelcache */ - h2r_args.arg[2] = ctx->ctx_ofs; - h2r_args.arg[3] = ctx->ctx_size; - ret = s5p_mfc_cmd_host2risc(dev, S5P_FIMV_H2R_CMD_OPEN_INSTANCE, - &h2r_args); - if (ret) { - mfc_err("Failed to create a new instance\n"); - ctx->state = MFCINST_ERROR; - } - return ret; -} - -int s5p_mfc_close_inst_cmd(struct s5p_mfc_ctx *ctx) -{ - struct s5p_mfc_dev *dev = ctx->dev; - struct s5p_mfc_cmd_args h2r_args; - int ret; - - if (ctx->state == MFCINST_FREE) { - mfc_err("Instance already returned\n"); - ctx->state = MFCINST_ERROR; - return -EINVAL; - } - /* Closing decoding instance */ - mfc_debug(2, "Returning instance number %d\n", ctx->inst_no); - dev->curr_ctx = ctx->num; - memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args)); - h2r_args.arg[0] = ctx->inst_no; - ret = s5p_mfc_cmd_host2risc(dev, S5P_FIMV_H2R_CMD_CLOSE_INSTANCE, - &h2r_args); - if (ret) { - mfc_err("Failed to return an instance\n"); - ctx->state = MFCINST_ERROR; - return -EINVAL; - } - return 0; -} - |