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Subject[PATCH v15, 03/19] media: mtk-vcodec: Refactor vcodec pm interface
Date
Using the needed params for pm init/release function and remove unused
param mtkdev in 'struct mtk_vcodec_pm'.

Reviewed-by: Tzung-Bi Shih <tzungbi@google.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Steve Cho <stevecho@chromium.org>
Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
---
.../platform/mtk-vcodec/mtk_vcodec_dec_drv.c | 6 ++---
.../platform/mtk-vcodec/mtk_vcodec_dec_pm.c | 22 ++++++++-----------
.../platform/mtk-vcodec/mtk_vcodec_dec_pm.h | 5 +++--
.../platform/mtk-vcodec/mtk_vcodec_drv.h | 1 -
.../platform/mtk-vcodec/mtk_vcodec_enc_pm.c | 1 -
5 files changed, 15 insertions(+), 20 deletions(-)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c
index e5f6e400a587..af235fa4c487 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c
@@ -246,7 +246,7 @@ static int mtk_vcodec_probe(struct platform_device *pdev)
if (IS_ERR(dev->fw_handler))
return PTR_ERR(dev->fw_handler);

- ret = mtk_vcodec_init_dec_pm(dev);
+ ret = mtk_vcodec_init_dec_pm(dev->plat_dev, &dev->pm);
if (ret < 0) {
dev_err(&pdev->dev, "Failed to get mt vcodec clock source");
goto err_dec_pm;
@@ -377,7 +377,7 @@ static int mtk_vcodec_probe(struct platform_device *pdev)
err_dec_alloc:
v4l2_device_unregister(&dev->v4l2_dev);
err_res:
- mtk_vcodec_release_dec_pm(dev);
+ mtk_vcodec_release_dec_pm(&dev->pm);
err_dec_pm:
mtk_vcodec_fw_release(dev->fw_handler);
return ret;
@@ -416,7 +416,7 @@ static int mtk_vcodec_dec_remove(struct platform_device *pdev)
video_unregister_device(dev->vfd_dec);

v4l2_device_unregister(&dev->v4l2_dev);
- mtk_vcodec_release_dec_pm(dev);
+ mtk_vcodec_release_dec_pm(&dev->pm);
mtk_vcodec_fw_release(dev->fw_handler);
return 0;
}
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c
index 6038db96f71c..20bd157a855c 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c
@@ -13,18 +13,15 @@
#include "mtk_vcodec_dec_pm.h"
#include "mtk_vcodec_util.h"

-int mtk_vcodec_init_dec_pm(struct mtk_vcodec_dev *mtkdev)
+int mtk_vcodec_init_dec_pm(struct platform_device *pdev,
+ struct mtk_vcodec_pm *pm)
{
struct device_node *node;
- struct platform_device *pdev;
- struct mtk_vcodec_pm *pm;
+ struct platform_device *larb_pdev;
struct mtk_vcodec_clk *dec_clk;
struct mtk_vcodec_clk_info *clk_info;
int i = 0, ret = 0;

- pdev = mtkdev->plat_dev;
- pm = &mtkdev->pm;
- pm->mtkdev = mtkdev;
dec_clk = &pm->vdec_clk;
node = of_parse_phandle(pdev->dev.of_node, "mediatek,larb", 0);
if (!node) {
@@ -32,13 +29,12 @@ int mtk_vcodec_init_dec_pm(struct mtk_vcodec_dev *mtkdev)
return -1;
}

- pdev = of_find_device_by_node(node);
+ larb_pdev = of_find_device_by_node(node);
of_node_put(node);
- if (WARN_ON(!pdev)) {
+ if (WARN_ON(!larb_pdev)) {
return -1;
}
- pm->larbvdec = &pdev->dev;
- pdev = mtkdev->plat_dev;
+ pm->larbvdec = &larb_pdev->dev;
pm->dev = &pdev->dev;

dec_clk->clk_num =
@@ -82,10 +78,10 @@ int mtk_vcodec_init_dec_pm(struct mtk_vcodec_dev *mtkdev)
return ret;
}

-void mtk_vcodec_release_dec_pm(struct mtk_vcodec_dev *dev)
+void mtk_vcodec_release_dec_pm(struct mtk_vcodec_pm *pm)
{
- pm_runtime_disable(dev->pm.dev);
- put_device(dev->pm.larbvdec);
+ pm_runtime_disable(pm->dev);
+ put_device(pm->larbvdec);
}

int mtk_vcodec_dec_pw_on(struct mtk_vcodec_pm *pm)
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.h
index 280aeaefdb65..a3df6aef6cb9 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.h
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.h
@@ -9,8 +9,9 @@

#include "mtk_vcodec_drv.h"

-int mtk_vcodec_init_dec_pm(struct mtk_vcodec_dev *dev);
-void mtk_vcodec_release_dec_pm(struct mtk_vcodec_dev *dev);
+int mtk_vcodec_init_dec_pm(struct platform_device *pdev,
+ struct mtk_vcodec_pm *pm);
+void mtk_vcodec_release_dec_pm(struct mtk_vcodec_pm *pm);

int mtk_vcodec_dec_pw_on(struct mtk_vcodec_pm *pm);
void mtk_vcodec_dec_pw_off(struct mtk_vcodec_pm *pm);
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
index 1d2370608d0d..0fa9d85114b9 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
@@ -195,7 +195,6 @@ struct mtk_vcodec_pm {
struct mtk_vcodec_clk venc_clk;
struct device *larbvenc;
struct device *dev;
- struct mtk_vcodec_dev *mtkdev;
};

/**
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c
index 1b2e4930ed27..0c8c8f86788c 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c
@@ -26,7 +26,6 @@ int mtk_vcodec_init_enc_pm(struct mtk_vcodec_dev *mtkdev)
pdev = mtkdev->plat_dev;
pm = &mtkdev->pm;
memset(pm, 0, sizeof(struct mtk_vcodec_pm));
- pm->mtkdev = mtkdev;
pm->dev = &pdev->dev;
dev = &pdev->dev;
enc_clk = &pm->venc_clk;
--
2.25.1
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