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SubjectRe: [PATCH v11, 04/19] media: mtk-vcodec: export decoder pm functions
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Le 29/11/2021 à 04:41, Yunfei Dong a écrit :
> Register each hardware as platform device, need to call pm functions
> to open/close power and clock from module mtk-vcodec-dec, export these
> functions.

The commit message confuse me, maybe something like:
"When mtk vcodec decoder is build as a module we need to export
mtk-vcodec-dec pm functions to make them visible by the other components"

With that:
Reviewed-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>

>
> Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
> ---
> drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> 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 20bd157a855c..221cf60e9fbf 100644
> --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c
> +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c
> @@ -77,12 +77,14 @@ int mtk_vcodec_init_dec_pm(struct platform_device *pdev,
> 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);
>
> int mtk_vcodec_dec_pw_on(struct mtk_vcodec_pm *pm)
> {
> @@ -94,6 +96,7 @@ int mtk_vcodec_dec_pw_on(struct mtk_vcodec_pm *pm)
>
> return ret;
> }
> +EXPORT_SYMBOL_GPL(mtk_vcodec_dec_pw_on);
>
> void mtk_vcodec_dec_pw_off(struct mtk_vcodec_pm *pm)
> {
> @@ -103,6 +106,7 @@ void mtk_vcodec_dec_pw_off(struct mtk_vcodec_pm *pm)
> if (ret)
> mtk_v4l2_err("pm_runtime_put_sync fail %d", ret);
> }
> +EXPORT_SYMBOL_GPL(mtk_vcodec_dec_pw_off);
>
> void mtk_vcodec_dec_clock_on(struct mtk_vcodec_pm *pm)
> {
> @@ -129,6 +133,7 @@ void mtk_vcodec_dec_clock_on(struct mtk_vcodec_pm *pm)
> for (i -= 1; i >= 0; i--)
> clk_disable_unprepare(dec_clk->clk_info[i].vcodec_clk);
> }
> +EXPORT_SYMBOL_GPL(mtk_vcodec_dec_clock_on);
>
> void mtk_vcodec_dec_clock_off(struct mtk_vcodec_pm *pm)
> {
> @@ -139,3 +144,4 @@ void mtk_vcodec_dec_clock_off(struct mtk_vcodec_pm *pm)
> for (i = dec_clk->clk_num - 1; i >= 0; i--)
> clk_disable_unprepare(dec_clk->clk_info[i].vcodec_clk);
> }
> +EXPORT_SYMBOL_GPL(mtk_vcodec_dec_clock_off);

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