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authorArun Kumar K <arun.kk@samsung.com>2012-10-03 22:19:08 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-10-05 22:53:37 -0300
commit43a1ea1f90382a6a8fcf5ed94835b8518ebdefc8 (patch)
tree69489808e3fdb9694540cb135f3d7aeaa0ad43f9 /drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v5.c
parent77a788fc2d4089c64eb355a004f1f16b22eb3ab1 (diff)
[media] s5p-mfc: Update MFCv5 driver for callback based architecture
Modifies the driver to use a callback based architecture for hardware dependent calls. This architecture is suitable for supporting co-existence with newer versions of MFC hardware. Signed-off-by: Arun Kumar K <arun.kk@samsung.com> Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com> Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v5.c')
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v5.c76
1 files changed, 61 insertions, 15 deletions
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v5.c b/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v5.c
index cdd02b9295c1..e4eb9569ba15 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v5.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v5.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/media/platform/s5p-mfc/s5p_mfc_cmd.c
+ * linux/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v5.c
*
* Copyright (C) 2011 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
@@ -11,13 +11,13 @@
*/
#include "regs-mfc.h"
-#include "s5p_mfc_cmd_v5.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 s5p_mfc_cmd_host2risc_v5(struct s5p_mfc_dev *dev, int cmd,
+ struct s5p_mfc_cmd_args *args)
{
int cur_cmd;
unsigned long timeout;
@@ -41,35 +41,37 @@ static int s5p_mfc_cmd_host2risc(struct s5p_mfc_dev *dev, int cmd,
}
/* Initialize the MFC */
-int s5p_mfc_sys_init_cmd(struct s5p_mfc_dev *dev)
+int s5p_mfc_sys_init_cmd_v5(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);
+ return s5p_mfc_cmd_host2risc_v5(dev, S5P_FIMV_H2R_CMD_SYS_INIT,
+ &h2r_args);
}
/* Suspend the MFC hardware */
-int s5p_mfc_sleep_cmd(struct s5p_mfc_dev *dev)
+int s5p_mfc_sleep_cmd_v5(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);
+ return s5p_mfc_cmd_host2risc_v5(dev, S5P_FIMV_H2R_CMD_SLEEP, &h2r_args);
}
/* Wake up the MFC hardware */
-int s5p_mfc_wakeup_cmd(struct s5p_mfc_dev *dev)
+int s5p_mfc_wakeup_cmd_v5(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);
+ return s5p_mfc_cmd_host2risc_v5(dev, S5P_FIMV_H2R_CMD_WAKEUP,
+ &h2r_args);
}
-int s5p_mfc_open_inst_cmd(struct s5p_mfc_ctx *ctx)
+int s5p_mfc_open_inst_cmd_v5(struct s5p_mfc_ctx *ctx)
{
struct s5p_mfc_dev *dev = ctx->dev;
struct s5p_mfc_cmd_args h2r_args;
@@ -79,11 +81,41 @@ int s5p_mfc_open_inst_cmd(struct s5p_mfc_ctx *ctx)
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;
+ switch (ctx->codec_mode) {
+ case S5P_MFC_CODEC_H264_DEC:
+ h2r_args.arg[0] = S5P_FIMV_CODEC_H264_DEC;
+ break;
+ case S5P_MFC_CODEC_VC1_DEC:
+ h2r_args.arg[0] = S5P_FIMV_CODEC_VC1_DEC;
+ break;
+ case S5P_MFC_CODEC_MPEG4_DEC:
+ h2r_args.arg[0] = S5P_FIMV_CODEC_MPEG4_DEC;
+ break;
+ case S5P_MFC_CODEC_MPEG2_DEC:
+ h2r_args.arg[0] = S5P_FIMV_CODEC_MPEG2_DEC;
+ break;
+ case S5P_MFC_CODEC_H263_DEC:
+ h2r_args.arg[0] = S5P_FIMV_CODEC_H263_DEC;
+ break;
+ case S5P_MFC_CODEC_VC1RCV_DEC:
+ h2r_args.arg[0] = S5P_FIMV_CODEC_VC1RCV_DEC;
+ break;
+ case S5P_MFC_CODEC_H264_ENC:
+ h2r_args.arg[0] = S5P_FIMV_CODEC_H264_ENC;
+ break;
+ case S5P_MFC_CODEC_MPEG4_ENC:
+ h2r_args.arg[0] = S5P_FIMV_CODEC_MPEG4_ENC;
+ break;
+ case S5P_MFC_CODEC_H263_ENC:
+ h2r_args.arg[0] = S5P_FIMV_CODEC_H263_ENC;
+ break;
+ default:
+ h2r_args.arg[0] = S5P_FIMV_CODEC_NONE;
+ };
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,
+ ret = s5p_mfc_cmd_host2risc_v5(dev, S5P_FIMV_H2R_CMD_OPEN_INSTANCE,
&h2r_args);
if (ret) {
mfc_err("Failed to create a new instance\n");
@@ -92,7 +124,7 @@ int s5p_mfc_open_inst_cmd(struct s5p_mfc_ctx *ctx)
return ret;
}
-int s5p_mfc_close_inst_cmd(struct s5p_mfc_ctx *ctx)
+int s5p_mfc_close_inst_cmd_v5(struct s5p_mfc_ctx *ctx)
{
struct s5p_mfc_dev *dev = ctx->dev;
struct s5p_mfc_cmd_args h2r_args;
@@ -108,7 +140,7 @@ int s5p_mfc_close_inst_cmd(struct s5p_mfc_ctx *ctx)
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,
+ ret = s5p_mfc_cmd_host2risc_v5(dev, S5P_FIMV_H2R_CMD_CLOSE_INSTANCE,
&h2r_args);
if (ret) {
mfc_err("Failed to return an instance\n");
@@ -118,3 +150,17 @@ int s5p_mfc_close_inst_cmd(struct s5p_mfc_ctx *ctx)
return 0;
}
+/* Initialize cmd function pointers for MFC v5 */
+static struct s5p_mfc_hw_cmds s5p_mfc_cmds_v5 = {
+ .cmd_host2risc = s5p_mfc_cmd_host2risc_v5,
+ .sys_init_cmd = s5p_mfc_sys_init_cmd_v5,
+ .sleep_cmd = s5p_mfc_sleep_cmd_v5,
+ .wakeup_cmd = s5p_mfc_wakeup_cmd_v5,
+ .open_inst_cmd = s5p_mfc_open_inst_cmd_v5,
+ .close_inst_cmd = s5p_mfc_close_inst_cmd_v5,
+};
+
+struct s5p_mfc_hw_cmds *s5p_mfc_init_hw_cmds_v5(void)
+{
+ return &s5p_mfc_cmds_v5;
+}

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