Re: [PATCH v3 5/9] drm/mediatek: Add gamma support different lut_bits for other SoC

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Hi Angelo,

Thanks for the reviews.

On Mon, 2022-09-12 at 12:25 +0200, AngeloGioacchino Del Regno wrote:
> Il 11/09/22 17:37, Jason-JH.Lin ha scritto:
> > Add lut_bits in gamma driver data for each SoC and adjust the usage
> > of lut_bits in mtk_drm_gamma_set_common().
> > 
> > Signed-off-by: Jason-JH.Lin <jason-jh.lin@xxxxxxxxxxxx>
> > ---
> >   drivers/gpu/drm/mediatek/mtk_disp_gamma.c | 36 ++++++++++++++++
> > -------
> >   1 file changed, 25 insertions(+), 11 deletions(-)
> > 
> > diff --git a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c
> > b/drivers/gpu/drm/mediatek/mtk_disp_gamma.c
> > index e69d0b205b9a..155fb5d94d79 100644
> > --- a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c
> > +++ b/drivers/gpu/drm/mediatek/mtk_disp_gamma.c
> > @@ -25,11 +25,14 @@
> >   
> >   #define LUT_10BIT_MASK				0x03ff
> >   #define LUT_SIZE_DEFAULT			512 /* for setting
> > gamma lut from AAL */
> > +#define LUT_BITS_DEFAULT			10
> > +#define LUT_INPUT_BITS				16 /* input lut
> > bit from application */
> >   
> >   struct mtk_disp_gamma_data {
> >   	bool has_dither;
> >   	bool lut_diff;
> >   	u16 lut_size;
> > +	u8 lut_bits;
> >   };
> >   
> >   /*
> > @@ -72,17 +75,23 @@ void mtk_gamma_set_common(struct device *dev,
> > void __iomem *regs, struct drm_crt
> >   	struct mtk_disp_gamma *gamma = dev_get_drvdata(dev);
> >   	bool lut_diff = false;
> >   	u16 lut_size = LUT_SIZE_DEFAULT;
> > +	u8 lut_bits = LUT_BITS_DEFAULT;
> 
> Please fix this double assignment like shown in the comment for patch
> [4/9].
> 
> Thanks,
> Angelo
> 
OK, I'll fix this.
Regards,
Jason-JH.Lin

-- 
Jason-JH Lin <jason-jh.lin@xxxxxxxxxxxx>




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