From 1eb6315611209dbb81c626a0d8e6fa32a6b42609 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 27 Mar 2019 17:50:42 +0200 Subject: [PATCH] drm/i915: Extract bdw_color_check() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Provide a separate .color_check() for BDW+ where we currently provide the split gamma mode etc. Signed-off-by: Ville Syrjälä Reviewed-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20190327155045.28446-8-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/intel_color.c | 39 ++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c index 90ebcf7bef82..d9be011ae49a 100644 --- a/drivers/gpu/drm/i915/intel_color.c +++ b/drivers/gpu/drm/i915/intel_color.c @@ -883,6 +883,43 @@ static int chv_color_check(struct intel_crtc_state *crtc_state) return 0; } +static u32 bdw_gamma_mode(const struct intel_crtc_state *crtc_state) +{ + if (!crtc_state->gamma_enable || + crtc_state_is_legacy_gamma(crtc_state)) + return GAMMA_MODE_MODE_8BIT; + else + return GAMMA_MODE_MODE_SPLIT; +} + +static int bdw_color_check(struct intel_crtc_state *crtc_state) +{ + int ret; + + ret = check_luts(crtc_state); + if (ret) + return ret; + + crtc_state->gamma_enable = + (crtc_state->base.gamma_lut || + crtc_state->base.degamma_lut) && + !crtc_state->c8_planes; + + crtc_state->csc_enable = + crtc_state->output_format != INTEL_OUTPUT_FORMAT_RGB || + crtc_state->base.ctm || crtc_state->limited_color_range; + + crtc_state->gamma_mode = bdw_gamma_mode(crtc_state); + + crtc_state->csc_mode = 0; + + ret = intel_color_add_affected_planes(crtc_state); + if (ret) + return ret; + + return 0; +} + static u32 glk_gamma_mode(const struct intel_crtc_state *crtc_state) { if (!crtc_state->gamma_enable || @@ -1033,6 +1070,8 @@ void intel_color_init(struct intel_crtc *crtc) dev_priv->display.color_check = icl_color_check; else if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) dev_priv->display.color_check = glk_color_check; + else if (INTEL_GEN(dev_priv) >= 8) + dev_priv->display.color_check = bdw_color_check; else dev_priv->display.color_check = _intel_color_check; -- 2.30.2