diff options
Diffstat (limited to 'drivers/gpu/drm/sun4i')
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun4i_tcon.c | 21 | ||||
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun4i_tcon.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun8i_csc.c | 109 | ||||
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun8i_mixer.h | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun8i_vi_layer.c | 2 |
5 files changed, 51 insertions, 88 deletions
diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c index eaaf5d70e352..6b9af4c08cd6 100644 --- a/drivers/gpu/drm/sun4i/sun4i_tcon.c +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c @@ -569,30 +569,13 @@ static void sun4i_tcon0_mode_set_rgb(struct sun4i_tcon *tcon, if (info->bus_flags & DRM_BUS_FLAG_DE_LOW) val |= SUN4I_TCON0_IO_POL_DE_NEGATIVE; - /* - * On A20 and similar SoCs, the only way to achieve Positive Edge - * (Rising Edge), is setting dclk clock phase to 2/3(240°). - * By default TCON works in Negative Edge(Falling Edge), - * this is why phase is set to 0 in that case. - * Unfortunately there's no way to logically invert dclk through - * IO_POL register. - * The only acceptable way to work, triple checked with scope, - * is using clock phase set to 0° for Negative Edge and set to 240° - * for Positive Edge. - * On A33 and similar SoCs there would be a 90° phase option, - * but it divides also dclk by 2. - * Following code is a way to avoid quirks all around TCON - * and DOTCLOCK drivers. - */ - if (info->bus_flags & DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE) - clk_set_phase(tcon->dclk, 240); - if (info->bus_flags & DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE) - clk_set_phase(tcon->dclk, 0); + val |= SUN4I_TCON0_IO_POL_DCLK_DRIVE_NEGEDGE; regmap_update_bits(tcon->regs, SUN4I_TCON0_IO_POL_REG, SUN4I_TCON0_IO_POL_HSYNC_POSITIVE | SUN4I_TCON0_IO_POL_VSYNC_POSITIVE | + SUN4I_TCON0_IO_POL_DCLK_DRIVE_NEGEDGE | SUN4I_TCON0_IO_POL_DE_NEGATIVE, val); diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.h b/drivers/gpu/drm/sun4i/sun4i_tcon.h index cfbf4e6c1679..c5ac1b02482c 100644 --- a/drivers/gpu/drm/sun4i/sun4i_tcon.h +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.h @@ -113,6 +113,7 @@ #define SUN4I_TCON0_IO_POL_REG 0x88 #define SUN4I_TCON0_IO_POL_DCLK_PHASE(phase) ((phase & 3) << 28) #define SUN4I_TCON0_IO_POL_DE_NEGATIVE BIT(27) +#define SUN4I_TCON0_IO_POL_DCLK_DRIVE_NEGEDGE BIT(26) #define SUN4I_TCON0_IO_POL_HSYNC_POSITIVE BIT(25) #define SUN4I_TCON0_IO_POL_VSYNC_POSITIVE BIT(24) diff --git a/drivers/gpu/drm/sun4i/sun8i_csc.c b/drivers/gpu/drm/sun4i/sun8i_csc.c index 781955dd4995..9bd62de0c288 100644 --- a/drivers/gpu/drm/sun4i/sun8i_csc.c +++ b/drivers/gpu/drm/sun4i/sun8i_csc.c @@ -46,33 +46,6 @@ static const u32 yuv2rgb[2][2][12] = { }, }; -static const u32 yvu2rgb[2][2][12] = { - [DRM_COLOR_YCBCR_LIMITED_RANGE] = { - [DRM_COLOR_YCBCR_BT601] = { - 0x000004A8, 0x00000662, 0x00000000, 0xFFFC8451, - 0x000004A8, 0xFFFFFCC0, 0xFFFFFE6F, 0x00021E4D, - 0x000004A8, 0x00000000, 0x00000811, 0xFFFBACA9, - }, - [DRM_COLOR_YCBCR_BT709] = { - 0x000004A8, 0x0000072B, 0x00000000, 0xFFFC1F99, - 0x000004A8, 0xFFFFFDDF, 0xFFFFFF26, 0x00013383, - 0x000004A8, 0x00000000, 0x00000873, 0xFFFB7BEF, - } - }, - [DRM_COLOR_YCBCR_FULL_RANGE] = { - [DRM_COLOR_YCBCR_BT601] = { - 0x00000400, 0x0000059B, 0x00000000, 0xFFFD322E, - 0x00000400, 0xFFFFFD25, 0xFFFFFEA0, 0x00021DD5, - 0x00000400, 0x00000000, 0x00000716, 0xFFFC74BD, - }, - [DRM_COLOR_YCBCR_BT709] = { - 0x00000400, 0x0000064C, 0x00000000, 0xFFFCD9B4, - 0x00000400, 0xFFFFFE21, 0xFFFFFF41, 0x00014F96, - 0x00000400, 0x00000000, 0x0000076C, 0xFFFC49EF, - } - }, -}; - /* * DE3 has a bit different CSC units. Factors are in two's complement format. * First three factors in a row are multiplication factors which have 17 bits @@ -96,7 +69,7 @@ static const u32 yvu2rgb[2][2][12] = { * c20 c21 c22 [d2 const2] */ -static const u32 yuv2rgb_de3[2][2][12] = { +static const u32 yuv2rgb_de3[2][3][12] = { [DRM_COLOR_YCBCR_LIMITED_RANGE] = { [DRM_COLOR_YCBCR_BT601] = { 0x0002542A, 0x00000000, 0x0003312A, 0xFFC00000, @@ -107,6 +80,11 @@ static const u32 yuv2rgb_de3[2][2][12] = { 0x0002542A, 0x00000000, 0x000395E2, 0xFFC00000, 0x0002542A, 0xFFFF92D2, 0xFFFEEF27, 0xFE000000, 0x0002542A, 0x0004398C, 0x00000000, 0xFE000000, + }, + [DRM_COLOR_YCBCR_BT2020] = { + 0x0002542A, 0x00000000, 0x00035B7B, 0xFFC00000, + 0x0002542A, 0xFFFFA017, 0xFFFEB2FC, 0xFE000000, + 0x0002542A, 0x00044896, 0x00000000, 0xFE000000, } }, [DRM_COLOR_YCBCR_FULL_RANGE] = { @@ -119,33 +97,11 @@ static const u32 yuv2rgb_de3[2][2][12] = { 0x00020000, 0x00000000, 0x0003264C, 0x00000000, 0x00020000, 0xFFFFA018, 0xFFFF1053, 0xFE000000, 0x00020000, 0x0003B611, 0x00000000, 0xFE000000, - } - }, -}; - -static const u32 yvu2rgb_de3[2][2][12] = { - [DRM_COLOR_YCBCR_LIMITED_RANGE] = { - [DRM_COLOR_YCBCR_BT601] = { - 0x0002542A, 0x0003312A, 0x00000000, 0xFFC00000, - 0x0002542A, 0xFFFE5FC3, 0xFFFF376B, 0xFE000000, - 0x0002542A, 0x00000000, 0x000408D2, 0xFE000000, }, - [DRM_COLOR_YCBCR_BT709] = { - 0x0002542A, 0x000395E2, 0x00000000, 0xFFC00000, - 0x0002542A, 0xFFFEEF27, 0xFFFF92D2, 0xFE000000, - 0x0002542A, 0x00000000, 0x0004398C, 0xFE000000, - } - }, - [DRM_COLOR_YCBCR_FULL_RANGE] = { - [DRM_COLOR_YCBCR_BT601] = { - 0x00020000, 0x0002CDD2, 0x00000000, 0x00000000, - 0x00020000, 0xFFFE925D, 0xFFFF4FCE, 0xFE000000, - 0x00020000, 0x00000000, 0x00038B43, 0xFE000000, - }, - [DRM_COLOR_YCBCR_BT709] = { - 0x00020000, 0x0003264C, 0x00000000, 0x00000000, - 0x00020000, 0xFFFF1053, 0xFFFFA018, 0xFE000000, - 0x00020000, 0x00000000, 0x0003B611, 0xFE000000, + [DRM_COLOR_YCBCR_BT2020] = { + 0x00020000, 0x00000000, 0x0002F2FE, 0x00000000, + 0x00020000, 0xFFFFABC0, 0xFFFEDB78, 0xFE000000, + 0x00020000, 0x0003C346, 0x00000000, 0xFE000000, } }, }; @@ -157,21 +113,30 @@ static void sun8i_csc_set_coefficients(struct regmap *map, u32 base, { const u32 *table; u32 base_reg; + int i; + + table = yuv2rgb[range][encoding]; switch (mode) { case SUN8I_CSC_MODE_YUV2RGB: - table = yuv2rgb[range][encoding]; + base_reg = SUN8I_CSC_COEFF(base, 0); + regmap_bulk_write(map, base_reg, table, 12); break; case SUN8I_CSC_MODE_YVU2RGB: - table = yvu2rgb[range][encoding]; + for (i = 0; i < 12; i++) { + if ((i & 3) == 1) + base_reg = SUN8I_CSC_COEFF(base, i + 1); + else if ((i & 3) == 2) + base_reg = SUN8I_CSC_COEFF(base, i - 1); + else + base_reg = SUN8I_CSC_COEFF(base, i); + regmap_write(map, base_reg, table[i]); + } break; default: DRM_WARN("Wrong CSC mode specified.\n"); return; } - - base_reg = SUN8I_CSC_COEFF(base, 0); - regmap_bulk_write(map, base_reg, table, 12); } static void sun8i_de3_ccsc_set_coefficients(struct regmap *map, int layer, @@ -180,22 +145,36 @@ static void sun8i_de3_ccsc_set_coefficients(struct regmap *map, int layer, enum drm_color_range range) { const u32 *table; - u32 base_reg; + u32 addr; + int i; + + table = yuv2rgb_de3[range][encoding]; switch (mode) { case SUN8I_CSC_MODE_YUV2RGB: - table = yuv2rgb_de3[range][encoding]; + addr = SUN50I_MIXER_BLEND_CSC_COEFF(DE3_BLD_BASE, layer, 0); + regmap_bulk_write(map, addr, table, 12); break; case SUN8I_CSC_MODE_YVU2RGB: - table = yvu2rgb_de3[range][encoding]; + for (i = 0; i < 12; i++) { + if ((i & 3) == 1) + addr = SUN50I_MIXER_BLEND_CSC_COEFF(DE3_BLD_BASE, + layer, + i + 1); + else if ((i & 3) == 2) + addr = SUN50I_MIXER_BLEND_CSC_COEFF(DE3_BLD_BASE, + layer, + i - 1); + else + addr = SUN50I_MIXER_BLEND_CSC_COEFF(DE3_BLD_BASE, + layer, i); + regmap_write(map, addr, table[i]); + } break; default: DRM_WARN("Wrong CSC mode specified.\n"); return; } - - base_reg = SUN50I_MIXER_BLEND_CSC_COEFF(DE3_BLD_BASE, layer, 0, 0); - regmap_bulk_write(map, base_reg, table, 12); } static void sun8i_csc_enable(struct regmap *map, u32 base, bool enable) diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.h b/drivers/gpu/drm/sun4i/sun8i_mixer.h index 7576b523fdbb..145833a9d82d 100644 --- a/drivers/gpu/drm/sun4i/sun8i_mixer.h +++ b/drivers/gpu/drm/sun4i/sun8i_mixer.h @@ -50,10 +50,8 @@ #define SUN8I_MIXER_BLEND_CK_MIN(base, x) ((base) + 0xe0 + 0x04 * (x)) #define SUN8I_MIXER_BLEND_OUTCTL(base) ((base) + 0xfc) #define SUN50I_MIXER_BLEND_CSC_CTL(base) ((base) + 0x100) -#define SUN50I_MIXER_BLEND_CSC_COEFF(base, layer, x, y) \ - ((base) + 0x110 + (layer) * 0x30 + (x) * 0x10 + 4 * (y)) -#define SUN50I_MIXER_BLEND_CSC_CONST(base, layer, i) \ - ((base) + 0x110 + (layer) * 0x30 + (i) * 0x10 + 0x0c) +#define SUN50I_MIXER_BLEND_CSC_COEFF(base, layer, x) \ + ((base) + 0x110 + (layer) * 0x30 + (x) * 4) #define SUN8I_MIXER_BLEND_PIPE_CTL_EN_MSK GENMASK(12, 8) #define SUN8I_MIXER_BLEND_PIPE_CTL_EN(pipe) BIT(8 + pipe) diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c index 76393fc976fe..8cc294a9969d 100644 --- a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c +++ b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c @@ -543,6 +543,8 @@ struct sun8i_vi_layer *sun8i_vi_layer_init_one(struct drm_device *drm, supported_encodings = BIT(DRM_COLOR_YCBCR_BT601) | BIT(DRM_COLOR_YCBCR_BT709); + if (mixer->cfg->is_de3) + supported_encodings |= BIT(DRM_COLOR_YCBCR_BT2020); supported_ranges = BIT(DRM_COLOR_YCBCR_LIMITED_RANGE) | BIT(DRM_COLOR_YCBCR_FULL_RANGE); |