@@ -11,6 +11,7 @@
#include <linux/module.h>
#include <linux/of_device.h>
#include <linux/of.h>
+#include <linux/pm_runtime.h>
#include <media/v4l2-event.h>
#include <media/v4l2-mem2mem.h>
#include <media/videobuf2-dma-contig.h>
@@ -157,12 +158,13 @@ static int mtk_vcodec_init_dec_resources(struct mtk_vcodec_dev *dev)
return ret;
}
- ret = mtk_vcodec_init_dec_pm(pdev, &dev->pm);
+ ret = mtk_vcodec_init_dec_clk(pdev, &dev->pm);
if (ret < 0) {
dev_err(&pdev->dev, "failed to get mt vcodec clock source");
return ret;
}
+ pm_runtime_enable(&pdev->dev);
return 0;
}
@@ -474,7 +476,8 @@ static int mtk_vcodec_probe(struct platform_device *pdev)
if (IS_VDEC_LAT_ARCH(dev->vdec_pdata->hw_arch))
destroy_workqueue(dev->core_workqueue);
err_res:
- mtk_vcodec_release_dec_pm(&dev->pm);
+ pm_runtime_disable(dev->pm.dev);
+ put_device(dev->pm.larbvdec);
err_dec_pm:
mtk_vcodec_fw_release(dev->fw_handler);
return ret;
@@ -518,7 +521,8 @@ 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->pm);
+ pm_runtime_disable(dev->pm.dev);
+ put_device(dev->pm.larbvdec);
mtk_vcodec_fw_release(dev->fw_handler);
return 0;
}
@@ -9,6 +9,7 @@
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_device.h>
+#include <linux/pm_runtime.h>
#include <linux/slab.h>
#include "mtk_vcodec_drv.h"
@@ -117,9 +118,10 @@ static int mtk_vdec_hw_probe(struct platform_device *pdev)
return -ENOMEM;
subdev_dev->plat_dev = pdev;
- ret = mtk_vcodec_init_dec_pm(pdev, &subdev_dev->pm);
+ ret = mtk_vcodec_init_dec_clk(pdev, &subdev_dev->pm);
if (ret)
return ret;
+ pm_runtime_enable(&pdev->dev);
subdev_dev->reg_base[VDEC_HW_MISC] =
devm_platform_ioremap_resource(pdev, 0);
@@ -155,7 +157,8 @@ static int mtk_vdec_hw_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, subdev_dev);
return 0;
err:
- mtk_vcodec_release_dec_pm(&subdev_dev->pm);
+ pm_runtime_disable(subdev_dev->pm.dev);
+ put_device(subdev_dev->pm.larbvdec);
return ret;
}
@@ -15,7 +15,7 @@
#include "mtk_vcodec_dec_pm.h"
#include "mtk_vcodec_util.h"
-int mtk_vcodec_init_dec_pm(struct platform_device *pdev,
+int mtk_vcodec_init_dec_clk(struct platform_device *pdev,
struct mtk_vcodec_pm *pm)
{
struct device_node *node;
@@ -73,20 +73,12 @@ int mtk_vcodec_init_dec_pm(struct platform_device *pdev,
}
}
- pm_runtime_enable(&pdev->dev);
return 0;
put_device:
put_device(pm->larbvdec);
return ret;
}
-EXPORT_SYMBOL_GPL(mtk_vcodec_init_dec_pm);
-
-void mtk_vcodec_release_dec_pm(struct mtk_vcodec_pm *pm)
-{
- pm_runtime_disable(pm->dev);
- put_device(pm->larbvdec);
-}
-EXPORT_SYMBOL_GPL(mtk_vcodec_release_dec_pm);
+EXPORT_SYMBOL_GPL(mtk_vcodec_init_dec_clk);
int mtk_vcodec_dec_pw_on(struct mtk_vcodec_dev *vdec_dev, int hw_idx)
{
@@ -9,9 +9,8 @@
#include "mtk_vcodec_drv.h"
-int mtk_vcodec_init_dec_pm(struct platform_device *pdev,
+int mtk_vcodec_init_dec_clk(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_dev *vdec_dev, int hw_idx);
void mtk_vcodec_dec_pw_off(struct mtk_vcodec_dev *vdec_dev, int hw_idx);
There are only two lines in mtk_vcodec_release_dec_pm, using pm_runtime_disable and put_device instead directly. Move pm_runtime_enable outside mtk_vcodec_init_dec_pm to symmetry with pm_runtime_disable, after that, rename mtk_vcodec_init_dec_pm to *_clk since it only has clock operations now. Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com> Co-developed-by: Yong Wu <yong.wu@mediatek.com> --- .../media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c | 10 +++++++--- .../media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c | 7 +++++-- .../media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c | 12 ++---------- .../media/platform/mtk-vcodec/mtk_vcodec_dec_pm.h | 3 +-- 4 files changed, 15 insertions(+), 17 deletions(-)