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| author | Lowry Li (Arm Technology China) <Lowry.Li@arm.com> | 2019-11-12 14:10:28 +0300 |
|---|---|---|
| committer | james qian wang (Arm Technology China) <james.qian.wang@arm.com> | 2019-11-14 05:39:00 +0300 |
| commit | db9cd76d099a0e4337d30e22c89fe019332bcec1 (patch) | |
| tree | 49b7904606678843537e671f1aaede98e225f80d /drivers/gpu/drm/arm/display/komeda/d71/d71_component.c | |
| parent | bb346b66426fa29eb2d49039b5594bb236a0c87d (diff) | |
| download | linux-db9cd76d099a0e4337d30e22c89fe019332bcec1.tar.xz | |
drm/komeda: Adds gamma and color-transform support for DOU-IPS
Adds gamma and color-transform support for DOU-IPS.
Adds two caps members fgamma_coeffs and ctm_coeffs to komeda_improc_state.
If color management changed, set gamma and color-transform accordingly.
v5: Rebase with drm-misc-next
Signed-off-by: Lowry Li (Arm Technology China) <lowry.li@arm.com>
Signed-off-by: james qian wang (Arm Technology China) <james.qian.wang@arm.com>
Reviewed-by: Mihail Atanassov <mihail.atanassov@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191112110927.20931-5-james.qian.wang@arm.com
Diffstat (limited to 'drivers/gpu/drm/arm/display/komeda/d71/d71_component.c')
| -rw-r--r-- | drivers/gpu/drm/arm/display/komeda/d71/d71_component.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c b/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c index f0ba26e282c3..b6517c46e670 100644 --- a/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c +++ b/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c @@ -1044,7 +1044,9 @@ static int d71_merger_init(struct d71_dev *d71, static void d71_improc_update(struct komeda_component *c, struct komeda_component_state *state) { + struct drm_crtc_state *crtc_st = state->crtc->state; struct komeda_improc_state *st = to_improc_st(state); + struct d71_pipeline *pipe = to_d71_pipeline(c->pipeline); u32 __iomem *reg = c->reg; u32 index, mask = 0, ctrl = 0; @@ -1055,6 +1057,24 @@ static void d71_improc_update(struct komeda_component *c, malidp_write32(reg, BLK_SIZE, HV_SIZE(st->hsize, st->vsize)); malidp_write32(reg, IPS_DEPTH, st->color_depth); + if (crtc_st->color_mgmt_changed) { + mask |= IPS_CTRL_FT | IPS_CTRL_RGB; + + if (crtc_st->gamma_lut) { + malidp_write_group(pipe->dou_ft_coeff_addr, FT_COEFF0, + KOMEDA_N_GAMMA_COEFFS, + st->fgamma_coeffs); + ctrl |= IPS_CTRL_FT; /* enable gamma */ + } + + if (crtc_st->ctm) { + malidp_write_group(reg, IPS_RGB_RGB_COEFF0, + KOMEDA_N_CTM_COEFFS, + st->ctm_coeffs); + ctrl |= IPS_CTRL_RGB; /* enable gamut */ + } + } + mask |= IPS_CTRL_YUV | IPS_CTRL_CHD422 | IPS_CTRL_CHD420; /* config color format */ |