cregit-Linux how code gets into the kernel

Release 4.7 drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c

/*
 * linux/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c
 *
 * Copyright (c) 2012 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 "s5p_mfc_common.h"

#include "s5p_mfc_cmd.h"
#include "s5p_mfc_debug.h"
#include "s5p_mfc_intr.h"
#include "s5p_mfc_opr.h"
#include "s5p_mfc_cmd_v6.h"


static int s5p_mfc_cmd_host2risc_v6(struct s5p_mfc_dev *dev, int cmd, struct s5p_mfc_cmd_args *args) { mfc_debug(2, "Issue the command: %d\n", cmd); /* Reset RISC2HOST command */ mfc_write(dev, 0x0, S5P_FIMV_RISC2HOST_CMD_V6); /* Issue the command */ mfc_write(dev, cmd, S5P_FIMV_HOST2RISC_CMD_V6); mfc_write(dev, 0x1, S5P_FIMV_HOST2RISC_INT_V6); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
jeongtae parkjeongtae park5998.33%150.00%
sachin kamatsachin kamat11.67%150.00%
Total60100.00%2100.00%


static int s5p_mfc_sys_init_cmd_v6(struct s5p_mfc_dev *dev) { struct s5p_mfc_cmd_args h2r_args; struct s5p_mfc_buf_size_v6 *buf_size = dev->variant->buf_size->priv; int ret; ret = s5p_mfc_hw_call(dev->mfc_ops, alloc_dev_context_buffer, dev); if (ret) return ret; mfc_write(dev, dev->ctx_buf.dma, S5P_FIMV_CONTEXT_MEM_ADDR_V6); mfc_write(dev, buf_size->dev_ctx, S5P_FIMV_CONTEXT_MEM_SIZE_V6); return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_SYS_INIT_V6, &h2r_args); }

Contributors

PersonTokensPropCommitsCommitProp
jeongtae parkjeongtae park7384.88%133.33%
marek szyprowskimarek szyprowski1213.95%133.33%
sachin kamatsachin kamat11.16%133.33%
Total86100.00%3100.00%


static int s5p_mfc_sleep_cmd_v6(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_v6(dev, S5P_FIMV_H2R_CMD_SLEEP_V6, &h2r_args); }

Contributors

PersonTokensPropCommitsCommitProp
jeongtae parkjeongtae park3997.50%150.00%
sachin kamatsachin kamat12.50%150.00%
Total40100.00%2100.00%


static int s5p_mfc_wakeup_cmd_v6(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_v6(dev, S5P_FIMV_H2R_CMD_WAKEUP_V6, &h2r_args); }

Contributors

PersonTokensPropCommitsCommitProp
jeongtae parkjeongtae park3997.50%150.00%
sachin kamatsachin kamat12.50%150.00%
Total40100.00%2100.00%

/* Open a new instance and get its number */
static int s5p_mfc_open_inst_cmd_v6(struct s5p_mfc_ctx *ctx) { struct s5p_mfc_dev *dev = ctx->dev; struct s5p_mfc_cmd_args h2r_args; int codec_type; mfc_debug(2, "Requested codec mode: %d\n", ctx->codec_mode); dev->curr_ctx = ctx->num; switch (ctx->codec_mode) { case S5P_MFC_CODEC_H264_DEC: codec_type = S5P_FIMV_CODEC_H264_DEC_V6; break; case S5P_MFC_CODEC_H264_MVC_DEC: codec_type = S5P_FIMV_CODEC_H264_MVC_DEC_V6; break; case S5P_MFC_CODEC_VC1_DEC: codec_type = S5P_FIMV_CODEC_VC1_DEC_V6; break; case S5P_MFC_CODEC_MPEG4_DEC: codec_type = S5P_FIMV_CODEC_MPEG4_DEC_V6; break; case S5P_MFC_CODEC_MPEG2_DEC: codec_type = S5P_FIMV_CODEC_MPEG2_DEC_V6; break; case S5P_MFC_CODEC_H263_DEC: codec_type = S5P_FIMV_CODEC_H263_DEC_V6; break; case S5P_MFC_CODEC_VC1RCV_DEC: codec_type = S5P_FIMV_CODEC_VC1RCV_DEC_V6; break; case S5P_MFC_CODEC_VP8_DEC: codec_type = S5P_FIMV_CODEC_VP8_DEC_V6; break; case S5P_MFC_CODEC_H264_ENC: codec_type = S5P_FIMV_CODEC_H264_ENC_V6; break; case S5P_MFC_CODEC_H264_MVC_ENC: codec_type = S5P_FIMV_CODEC_H264_MVC_ENC_V6; break; case S5P_MFC_CODEC_MPEG4_ENC: codec_type = S5P_FIMV_CODEC_MPEG4_ENC_V6; break; case S5P_MFC_CODEC_H263_ENC: codec_type = S5P_FIMV_CODEC_H263_ENC_V6; break; case S5P_MFC_CODEC_VP8_ENC: codec_type = S5P_FIMV_CODEC_VP8_ENC_V7; break; default: codec_type = S5P_FIMV_CODEC_NONE_V6; } mfc_write(dev, codec_type, S5P_FIMV_CODEC_TYPE_V6); mfc_write(dev, ctx->ctx.dma, S5P_FIMV_CONTEXT_MEM_ADDR_V6); mfc_write(dev, ctx->ctx.size, S5P_FIMV_CONTEXT_MEM_SIZE_V6); mfc_write(dev, 0, S5P_FIMV_D_CRC_CTRL_V6); /* no crc */ return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_OPEN_INSTANCE_V6, &h2r_args); }

Contributors

PersonTokensPropCommitsCommitProp
jeongtae parkjeongtae park21095.89%133.33%
arun kumar karun kumar k83.65%133.33%
sachin kamatsachin kamat10.46%133.33%
Total219100.00%3100.00%

/* Close instance */
static int s5p_mfc_close_inst_cmd_v6(struct s5p_mfc_ctx *ctx) { struct s5p_mfc_dev *dev = ctx->dev; struct s5p_mfc_cmd_args h2r_args; int ret = 0; dev->curr_ctx = ctx->num; if (ctx->state != MFCINST_FREE) { mfc_write(dev, ctx->inst_no, S5P_FIMV_INSTANCE_ID_V6); ret = s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_CLOSE_INSTANCE_V6, &h2r_args); } else { ret = -EINVAL; } return ret; }

Contributors

PersonTokensPropCommitsCommitProp
jeongtae parkjeongtae park8098.77%150.00%
sachin kamatsachin kamat11.23%150.00%
Total81100.00%2100.00%

/* Initialize cmd function pointers for MFC v6 */ static struct s5p_mfc_hw_cmds s5p_mfc_cmds_v6 = { .cmd_host2risc = s5p_mfc_cmd_host2risc_v6, .sys_init_cmd = s5p_mfc_sys_init_cmd_v6, .sleep_cmd = s5p_mfc_sleep_cmd_v6, .wakeup_cmd = s5p_mfc_wakeup_cmd_v6, .open_inst_cmd = s5p_mfc_open_inst_cmd_v6, .close_inst_cmd = s5p_mfc_close_inst_cmd_v6, };
struct s5p_mfc_hw_cmds *s5p_mfc_init_hw_cmds_v6(void) { return &s5p_mfc_cmds_v6; }

Contributors

PersonTokensPropCommitsCommitProp
jeongtae parkjeongtae park13100.00%1100.00%
Total13100.00%1100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
jeongtae parkjeongtae park56995.15%120.00%
marek szyprowskimarek szyprowski122.01%120.00%
arun kumar karun kumar k81.34%120.00%
sachin kamatsachin kamat61.00%120.00%
mauro carvalho chehabmauro carvalho chehab30.50%120.00%
Total598100.00%5100.00%
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
{% endraw %}