[PATCH v11, 04/19] media: mtk-vcodec: export decoder pm functions

yunfei.dong at mediatek.com yunfei.dong at mediatek.com
Thu Dec 2 17:50:04 PST 2021


Hi Benjamin,

Thanks for your suggestion.
On Tue, 2021-11-30 at 14:34 +0100, Benjamin Gaignard wrote:
> 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"
> 
Fix in patch v12
> With that:
> Reviewed-by: Benjamin Gaignard <benjamin.gaignard at collabora.com>
> 
Best Regards,
Yunfei Dong
> > 
> > Signed-off-by: Yunfei Dong <yunfei.dong at 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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