[PATCH v6,02/11] media: mediatek: vcodec: align fw interface

From: Yunfei Dong
Date: Tue Jul 04 2023 - 09:14:04 EST


Align scp and vpu firmware interface, remove the depedency for
'struct mtk_vcodec_dev' and 'struct mtk_vcodec_ctx'. It will be
much easier to separate video encoder and decoder.

Signed-off-by: Yunfei Dong <yunfei.dong@xxxxxxxxxxxx>
Reviewed-by: Nicolas Dufresne <nicolas.dufresne@xxxxxxxxxxxxx>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
---
.../media/platform/mediatek/vcodec/mtk_vcodec_fw.c | 7 +++----
.../media/platform/mediatek/vcodec/mtk_vcodec_fw.h | 3 +--
.../platform/mediatek/vcodec/mtk_vcodec_fw_priv.h | 11 +++++------
.../platform/mediatek/vcodec/mtk_vcodec_fw_scp.c | 9 ++++++---
.../platform/mediatek/vcodec/mtk_vcodec_fw_vpu.c | 12 ++++++++----
5 files changed, 23 insertions(+), 19 deletions(-)

diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw.c
index 556e54aadac9..be9159acacf8 100644
--- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw.c
+++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw.c
@@ -5,15 +5,14 @@
#include "mtk_vcodec_util.h"
#include "mtk_vcodec_drv.h"

-struct mtk_vcodec_fw *mtk_vcodec_fw_select(struct mtk_vcodec_dev *dev,
- enum mtk_vcodec_fw_type type,
+struct mtk_vcodec_fw *mtk_vcodec_fw_select(void *priv, enum mtk_vcodec_fw_type type,
enum mtk_vcodec_fw_use fw_use)
{
switch (type) {
case VPU:
- return mtk_vcodec_fw_vpu_init(dev, fw_use);
+ return mtk_vcodec_fw_vpu_init(priv, fw_use);
case SCP:
- return mtk_vcodec_fw_scp_init(dev);
+ return mtk_vcodec_fw_scp_init(priv, fw_use);
default:
mtk_v4l2_err("invalid vcodec fw type");
return ERR_PTR(-EINVAL);
diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw.h b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw.h
index 16824114657f..d8cfbec323d5 100644
--- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw.h
+++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw.h
@@ -25,8 +25,7 @@ struct mtk_vcodec_fw;
typedef void (*mtk_vcodec_ipi_handler) (void *data,
unsigned int len, void *priv);

-struct mtk_vcodec_fw *mtk_vcodec_fw_select(struct mtk_vcodec_dev *dev,
- enum mtk_vcodec_fw_type type,
+struct mtk_vcodec_fw *mtk_vcodec_fw_select(void *priv, enum mtk_vcodec_fw_type type,
enum mtk_vcodec_fw_use fw_use);
void mtk_vcodec_fw_release(struct mtk_vcodec_fw *fw);

diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw_priv.h b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw_priv.h
index b41e66185cec..3438a4917344 100644
--- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw_priv.h
+++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw_priv.h
@@ -12,6 +12,7 @@ struct mtk_vcodec_fw {
const struct mtk_vcodec_fw_ops *ops;
struct platform_device *pdev;
struct mtk_scp *scp;
+ enum mtk_vcodec_fw_use fw_use;
};

struct mtk_vcodec_fw_ops {
@@ -28,22 +29,20 @@ struct mtk_vcodec_fw_ops {
};

#if IS_ENABLED(CONFIG_VIDEO_MEDIATEK_VCODEC_VPU)
-struct mtk_vcodec_fw *mtk_vcodec_fw_vpu_init(struct mtk_vcodec_dev *dev,
- enum mtk_vcodec_fw_use fw_use);
+struct mtk_vcodec_fw *mtk_vcodec_fw_vpu_init(void *priv, enum mtk_vcodec_fw_use fw_use);
#else
static inline struct mtk_vcodec_fw *
-mtk_vcodec_fw_vpu_init(struct mtk_vcodec_dev *dev,
- enum mtk_vcodec_fw_use fw_use)
+mtk_vcodec_fw_vpu_init(void *priv, enum mtk_vcodec_fw_use fw_use)
{
return ERR_PTR(-ENODEV);
}
#endif /* CONFIG_VIDEO_MEDIATEK_VCODEC_VPU */

#if IS_ENABLED(CONFIG_VIDEO_MEDIATEK_VCODEC_SCP)
-struct mtk_vcodec_fw *mtk_vcodec_fw_scp_init(struct mtk_vcodec_dev *dev);
+struct mtk_vcodec_fw *mtk_vcodec_fw_scp_init(void *priv, enum mtk_vcodec_fw_use fw_use);
#else
static inline struct mtk_vcodec_fw *
-mtk_vcodec_fw_scp_init(struct mtk_vcodec_dev *dev)
+mtk_vcodec_fw_scp_init(void *priv, enum mtk_vcodec_fw_use fw_use)
{
return ERR_PTR(-ENODEV);
}
diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw_scp.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw_scp.c
index d8e66b645bd8..9a2472442c6f 100644
--- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw_scp.c
+++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw_scp.c
@@ -53,18 +53,21 @@ static const struct mtk_vcodec_fw_ops mtk_vcodec_rproc_msg = {
.release = mtk_vcodec_scp_release,
};

-struct mtk_vcodec_fw *mtk_vcodec_fw_scp_init(struct mtk_vcodec_dev *dev)
+struct mtk_vcodec_fw *mtk_vcodec_fw_scp_init(void *priv, enum mtk_vcodec_fw_use fw_use)
{
struct mtk_vcodec_fw *fw;
+ struct mtk_vcodec_dev *dev = priv;
+ struct platform_device *plat_dev;
struct mtk_scp *scp;

- scp = scp_get(dev->plat_dev);
+ plat_dev = dev->plat_dev;
+ scp = scp_get(plat_dev);
if (!scp) {
mtk_v4l2_err("could not get vdec scp handle");
return ERR_PTR(-EPROBE_DEFER);
}

- fw = devm_kzalloc(&dev->plat_dev->dev, sizeof(*fw), GFP_KERNEL);
+ fw = devm_kzalloc(&plat_dev->dev, sizeof(*fw), GFP_KERNEL);
fw->type = SCP;
fw->ops = &mtk_vcodec_rproc_msg;
fw->scp = scp;
diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw_vpu.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw_vpu.c
index cfc7ebed8fb7..46a028031133 100644
--- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw_vpu.c
+++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_fw_vpu.c
@@ -77,10 +77,11 @@ static const struct mtk_vcodec_fw_ops mtk_vcodec_vpu_msg = {
.release = mtk_vcodec_vpu_release,
};

-struct mtk_vcodec_fw *mtk_vcodec_fw_vpu_init(struct mtk_vcodec_dev *dev,
- enum mtk_vcodec_fw_use fw_use)
+struct mtk_vcodec_fw *mtk_vcodec_fw_vpu_init(void *priv, enum mtk_vcodec_fw_use fw_use)
{
struct platform_device *fw_pdev;
+ struct mtk_vcodec_dev *dev = priv;
+ struct platform_device *plat_dev;
struct mtk_vcodec_fw *fw;
enum rst_id rst_id;

@@ -94,19 +95,22 @@ struct mtk_vcodec_fw *mtk_vcodec_fw_vpu_init(struct mtk_vcodec_dev *dev,
break;
}

- fw_pdev = vpu_get_plat_device(dev->plat_dev);
+ plat_dev = dev->plat_dev;
+ fw_pdev = vpu_get_plat_device(plat_dev);
if (!fw_pdev) {
mtk_v4l2_err("firmware device is not ready");
return ERR_PTR(-EINVAL);
}
+
vpu_wdt_reg_handler(fw_pdev, mtk_vcodec_vpu_reset_handler, dev, rst_id);

- fw = devm_kzalloc(&dev->plat_dev->dev, sizeof(*fw), GFP_KERNEL);
+ fw = devm_kzalloc(&plat_dev->dev, sizeof(*fw), GFP_KERNEL);
if (!fw)
return ERR_PTR(-ENOMEM);
fw->type = VPU;
fw->ops = &mtk_vcodec_vpu_msg;
fw->pdev = fw_pdev;
+ fw->fw_use = fw_use;

return fw;
}
--
2.18.0