| Message ID | 20240620113150.83466-2-ryan@testtoast.com (mailing list archive) |
|---|---|
| State | Not Applicable, archived |
| Headers | show |
| Series | drm: sun4i: add Display Engine 3.3 (DE33) support | expand |
On Thu, 20 Jun 2024 23:29:39 +1200 Ryan Walklin <ryan@testtoast.com> wrote: Hi, > From: Jernej Skrabec <jernej.skrabec@gmail.com> > > Currently, CSC module takes care only for converting YUV to RGB. > However, DE3 is more suited to work in YUV color space. Change CSC mode > argument to format type to be more neutral. New argument only tells > layer format type and doesn't imply output type. > > This commit doesn't make any functional change. I can confirm that this is indeed just renaming, preparing for the intention change (from conversion mode to input type). > Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com> > Signed-off-by: Ryan Walklin <ryan@testtoast.com> Reviewed-by: Andre Przywara <andre.przywara@arm.com> cheers, Andre > --- > drivers/gpu/drm/sun4i/sun8i_csc.c | 22 +++++++++++----------- > drivers/gpu/drm/sun4i/sun8i_csc.h | 10 +++++----- > drivers/gpu/drm/sun4i/sun8i_vi_layer.c | 16 ++++++++-------- > 3 files changed, 24 insertions(+), 24 deletions(-) > > diff --git a/drivers/gpu/drm/sun4i/sun8i_csc.c b/drivers/gpu/drm/sun4i/sun8i_csc.c > index 58480d8e4f704..6ebd1c3aa3ab5 100644 > --- a/drivers/gpu/drm/sun4i/sun8i_csc.c > +++ b/drivers/gpu/drm/sun4i/sun8i_csc.c > @@ -108,7 +108,7 @@ static const u32 yuv2rgb_de3[2][3][12] = { > }; > > static void sun8i_csc_set_coefficients(struct regmap *map, u32 base, > - enum sun8i_csc_mode mode, > + enum format_type fmt_type, > enum drm_color_encoding encoding, > enum drm_color_range range) > { > @@ -118,12 +118,12 @@ static void sun8i_csc_set_coefficients(struct regmap *map, u32 base, > > table = yuv2rgb[range][encoding]; > > - switch (mode) { > - case SUN8I_CSC_MODE_YUV2RGB: > + switch (fmt_type) { > + case FORMAT_TYPE_YUV: > base_reg = SUN8I_CSC_COEFF(base, 0); > regmap_bulk_write(map, base_reg, table, 12); > break; > - case SUN8I_CSC_MODE_YVU2RGB: > + case FORMAT_TYPE_YVU: > for (i = 0; i < 12; i++) { > if ((i & 3) == 1) > base_reg = SUN8I_CSC_COEFF(base, i + 1); > @@ -141,7 +141,7 @@ static void sun8i_csc_set_coefficients(struct regmap *map, u32 base, > } > > static void sun8i_de3_ccsc_set_coefficients(struct regmap *map, int layer, > - enum sun8i_csc_mode mode, > + enum format_type fmt_type, > enum drm_color_encoding encoding, > enum drm_color_range range) > { > @@ -151,12 +151,12 @@ static void sun8i_de3_ccsc_set_coefficients(struct regmap *map, int layer, > > table = yuv2rgb_de3[range][encoding]; > > - switch (mode) { > - case SUN8I_CSC_MODE_YUV2RGB: > + switch (fmt_type) { > + case FORMAT_TYPE_YUV: > addr = SUN50I_MIXER_BLEND_CSC_COEFF(DE3_BLD_BASE, layer, 0); > regmap_bulk_write(map, addr, table, 12); > break; > - case SUN8I_CSC_MODE_YVU2RGB: > + case FORMAT_TYPE_YVU: > for (i = 0; i < 12; i++) { > if ((i & 3) == 1) > addr = SUN50I_MIXER_BLEND_CSC_COEFF(DE3_BLD_BASE, > @@ -206,7 +206,7 @@ static void sun8i_de3_ccsc_enable(struct regmap *map, int layer, bool enable) > } > > void sun8i_csc_set_ccsc_coefficients(struct sun8i_mixer *mixer, int layer, > - enum sun8i_csc_mode mode, > + enum format_type fmt_type, > enum drm_color_encoding encoding, > enum drm_color_range range) > { > @@ -214,14 +214,14 @@ void sun8i_csc_set_ccsc_coefficients(struct sun8i_mixer *mixer, int layer, > > if (mixer->cfg->is_de3) { > sun8i_de3_ccsc_set_coefficients(mixer->engine.regs, layer, > - mode, encoding, range); > + fmt_type, encoding, range); > return; > } > > base = ccsc_base[mixer->cfg->ccsc][layer]; > > sun8i_csc_set_coefficients(mixer->engine.regs, base, > - mode, encoding, range); > + fmt_type, encoding, range); > } > > void sun8i_csc_enable_ccsc(struct sun8i_mixer *mixer, int layer, bool enable) > diff --git a/drivers/gpu/drm/sun4i/sun8i_csc.h b/drivers/gpu/drm/sun4i/sun8i_csc.h > index 828b86fd0cabb..7322770f39f03 100644 > --- a/drivers/gpu/drm/sun4i/sun8i_csc.h > +++ b/drivers/gpu/drm/sun4i/sun8i_csc.h > @@ -22,14 +22,14 @@ struct sun8i_mixer; > > #define SUN8I_CSC_CTRL_EN BIT(0) > > -enum sun8i_csc_mode { > - SUN8I_CSC_MODE_OFF, > - SUN8I_CSC_MODE_YUV2RGB, > - SUN8I_CSC_MODE_YVU2RGB, > +enum format_type { > + FORMAT_TYPE_RGB, > + FORMAT_TYPE_YUV, > + FORMAT_TYPE_YVU, > }; > > void sun8i_csc_set_ccsc_coefficients(struct sun8i_mixer *mixer, int layer, > - enum sun8i_csc_mode mode, > + enum format_type fmt_type, > enum drm_color_encoding encoding, > enum drm_color_range range); > void sun8i_csc_enable_ccsc(struct sun8i_mixer *mixer, int layer, bool enable); > diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c > index f9c0a56d3a148..76e2d3ec0a78c 100644 > --- a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c > +++ b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c > @@ -242,19 +242,19 @@ static int sun8i_vi_layer_update_coord(struct sun8i_mixer *mixer, int channel, > return 0; > } > > -static u32 sun8i_vi_layer_get_csc_mode(const struct drm_format_info *format) > +static u32 sun8i_vi_layer_get_format_type(const struct drm_format_info *format) > { > if (!format->is_yuv) > - return SUN8I_CSC_MODE_OFF; > + return FORMAT_TYPE_RGB; > > switch (format->format) { > case DRM_FORMAT_YVU411: > case DRM_FORMAT_YVU420: > case DRM_FORMAT_YVU422: > case DRM_FORMAT_YVU444: > - return SUN8I_CSC_MODE_YVU2RGB; > + return FORMAT_TYPE_YVU; > default: > - return SUN8I_CSC_MODE_YUV2RGB; > + return FORMAT_TYPE_YUV; > } > } > > @@ -262,7 +262,7 @@ static int sun8i_vi_layer_update_formats(struct sun8i_mixer *mixer, int channel, > int overlay, struct drm_plane *plane) > { > struct drm_plane_state *state = plane->state; > - u32 val, ch_base, csc_mode, hw_fmt; > + u32 val, ch_base, fmt_type, hw_fmt; > const struct drm_format_info *fmt; > int ret; > > @@ -280,9 +280,9 @@ static int sun8i_vi_layer_update_formats(struct sun8i_mixer *mixer, int channel, > SUN8I_MIXER_CHAN_VI_LAYER_ATTR(ch_base, overlay), > SUN8I_MIXER_CHAN_VI_LAYER_ATTR_FBFMT_MASK, val); > > - csc_mode = sun8i_vi_layer_get_csc_mode(fmt); > - if (csc_mode != SUN8I_CSC_MODE_OFF) { > - sun8i_csc_set_ccsc_coefficients(mixer, channel, csc_mode, > + fmt_type = sun8i_vi_layer_get_format_type(fmt); > + if (fmt_type != FORMAT_TYPE_RGB) { > + sun8i_csc_set_ccsc_coefficients(mixer, channel, fmt_type, > state->color_encoding, > state->color_range); > sun8i_csc_enable_ccsc(mixer, channel, true);
diff --git a/drivers/gpu/drm/sun4i/sun8i_csc.c b/drivers/gpu/drm/sun4i/sun8i_csc.c index 58480d8e4f704..6ebd1c3aa3ab5 100644 --- a/drivers/gpu/drm/sun4i/sun8i_csc.c +++ b/drivers/gpu/drm/sun4i/sun8i_csc.c @@ -108,7 +108,7 @@ static const u32 yuv2rgb_de3[2][3][12] = { }; static void sun8i_csc_set_coefficients(struct regmap *map, u32 base, - enum sun8i_csc_mode mode, + enum format_type fmt_type, enum drm_color_encoding encoding, enum drm_color_range range) { @@ -118,12 +118,12 @@ static void sun8i_csc_set_coefficients(struct regmap *map, u32 base, table = yuv2rgb[range][encoding]; - switch (mode) { - case SUN8I_CSC_MODE_YUV2RGB: + switch (fmt_type) { + case FORMAT_TYPE_YUV: base_reg = SUN8I_CSC_COEFF(base, 0); regmap_bulk_write(map, base_reg, table, 12); break; - case SUN8I_CSC_MODE_YVU2RGB: + case FORMAT_TYPE_YVU: for (i = 0; i < 12; i++) { if ((i & 3) == 1) base_reg = SUN8I_CSC_COEFF(base, i + 1); @@ -141,7 +141,7 @@ static void sun8i_csc_set_coefficients(struct regmap *map, u32 base, } static void sun8i_de3_ccsc_set_coefficients(struct regmap *map, int layer, - enum sun8i_csc_mode mode, + enum format_type fmt_type, enum drm_color_encoding encoding, enum drm_color_range range) { @@ -151,12 +151,12 @@ static void sun8i_de3_ccsc_set_coefficients(struct regmap *map, int layer, table = yuv2rgb_de3[range][encoding]; - switch (mode) { - case SUN8I_CSC_MODE_YUV2RGB: + switch (fmt_type) { + case FORMAT_TYPE_YUV: addr = SUN50I_MIXER_BLEND_CSC_COEFF(DE3_BLD_BASE, layer, 0); regmap_bulk_write(map, addr, table, 12); break; - case SUN8I_CSC_MODE_YVU2RGB: + case FORMAT_TYPE_YVU: for (i = 0; i < 12; i++) { if ((i & 3) == 1) addr = SUN50I_MIXER_BLEND_CSC_COEFF(DE3_BLD_BASE, @@ -206,7 +206,7 @@ static void sun8i_de3_ccsc_enable(struct regmap *map, int layer, bool enable) } void sun8i_csc_set_ccsc_coefficients(struct sun8i_mixer *mixer, int layer, - enum sun8i_csc_mode mode, + enum format_type fmt_type, enum drm_color_encoding encoding, enum drm_color_range range) { @@ -214,14 +214,14 @@ void sun8i_csc_set_ccsc_coefficients(struct sun8i_mixer *mixer, int layer, if (mixer->cfg->is_de3) { sun8i_de3_ccsc_set_coefficients(mixer->engine.regs, layer, - mode, encoding, range); + fmt_type, encoding, range); return; } base = ccsc_base[mixer->cfg->ccsc][layer]; sun8i_csc_set_coefficients(mixer->engine.regs, base, - mode, encoding, range); + fmt_type, encoding, range); } void sun8i_csc_enable_ccsc(struct sun8i_mixer *mixer, int layer, bool enable) diff --git a/drivers/gpu/drm/sun4i/sun8i_csc.h b/drivers/gpu/drm/sun4i/sun8i_csc.h index 828b86fd0cabb..7322770f39f03 100644 --- a/drivers/gpu/drm/sun4i/sun8i_csc.h +++ b/drivers/gpu/drm/sun4i/sun8i_csc.h @@ -22,14 +22,14 @@ struct sun8i_mixer; #define SUN8I_CSC_CTRL_EN BIT(0) -enum sun8i_csc_mode { - SUN8I_CSC_MODE_OFF, - SUN8I_CSC_MODE_YUV2RGB, - SUN8I_CSC_MODE_YVU2RGB, +enum format_type { + FORMAT_TYPE_RGB, + FORMAT_TYPE_YUV, + FORMAT_TYPE_YVU, }; void sun8i_csc_set_ccsc_coefficients(struct sun8i_mixer *mixer, int layer, - enum sun8i_csc_mode mode, + enum format_type fmt_type, enum drm_color_encoding encoding, enum drm_color_range range); void sun8i_csc_enable_ccsc(struct sun8i_mixer *mixer, int layer, bool enable); diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c index f9c0a56d3a148..76e2d3ec0a78c 100644 --- a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c +++ b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c @@ -242,19 +242,19 @@ static int sun8i_vi_layer_update_coord(struct sun8i_mixer *mixer, int channel, return 0; } -static u32 sun8i_vi_layer_get_csc_mode(const struct drm_format_info *format) +static u32 sun8i_vi_layer_get_format_type(const struct drm_format_info *format) { if (!format->is_yuv) - return SUN8I_CSC_MODE_OFF; + return FORMAT_TYPE_RGB; switch (format->format) { case DRM_FORMAT_YVU411: case DRM_FORMAT_YVU420: case DRM_FORMAT_YVU422: case DRM_FORMAT_YVU444: - return SUN8I_CSC_MODE_YVU2RGB; + return FORMAT_TYPE_YVU; default: - return SUN8I_CSC_MODE_YUV2RGB; + return FORMAT_TYPE_YUV; } } @@ -262,7 +262,7 @@ static int sun8i_vi_layer_update_formats(struct sun8i_mixer *mixer, int channel, int overlay, struct drm_plane *plane) { struct drm_plane_state *state = plane->state; - u32 val, ch_base, csc_mode, hw_fmt; + u32 val, ch_base, fmt_type, hw_fmt; const struct drm_format_info *fmt; int ret; @@ -280,9 +280,9 @@ static int sun8i_vi_layer_update_formats(struct sun8i_mixer *mixer, int channel, SUN8I_MIXER_CHAN_VI_LAYER_ATTR(ch_base, overlay), SUN8I_MIXER_CHAN_VI_LAYER_ATTR_FBFMT_MASK, val); - csc_mode = sun8i_vi_layer_get_csc_mode(fmt); - if (csc_mode != SUN8I_CSC_MODE_OFF) { - sun8i_csc_set_ccsc_coefficients(mixer, channel, csc_mode, + fmt_type = sun8i_vi_layer_get_format_type(fmt); + if (fmt_type != FORMAT_TYPE_RGB) { + sun8i_csc_set_ccsc_coefficients(mixer, channel, fmt_type, state->color_encoding, state->color_range); sun8i_csc_enable_ccsc(mixer, channel, true);