[Intel-gfx] [PATCH 4/6] drm/i915: move ILK+ CSC mode read to intel_color

[Jani Nikula]

Abstract the platform specific register access better.

Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
 drivers/gpu/drm/i915/display/intel_color.c   | 17 +++++++++++++++++
 drivers/gpu/drm/i915/display/intel_display.c |  6 ------
 2 files changed, 17 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_color.c 
b/drivers/gpu/drm/i915/display/intel_color.c
index c96ad135efd6..27331bd47781 100644
--- a/drivers/gpu/drm/i915/display/intel_color.c
+++ b/drivers/gpu/drm/i915/display/intel_color.c
@@ -1025,11 +1025,19 @@ static u32 hsw_read_gamma_mode(struct intel_crtc *crtc)
        return intel_de_read(i915, GAMMA_MODE(crtc->pipe));
 }
 
+static u32 ilk_read_csc_mode(struct intel_crtc *crtc)
+{
+       struct drm_i915_private *i915 = to_i915(crtc->base.dev);
+
+       return intel_de_read(i915, PIPE_CSC_MODE(crtc->pipe));
+}
+
 static void hsw_get_config(struct intel_crtc_state *crtc_state)
 {
        struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
 
        crtc_state->gamma_mode = hsw_read_gamma_mode(crtc);
+       crtc_state->csc_mode = ilk_read_csc_mode(crtc);
 }
 
 static void skl_color_commit_arm(const struct intel_crtc_state *crtc_state)
@@ -3297,6 +3305,13 @@ static struct drm_property_blob *ilk_read_lut_10(struct 
intel_crtc *crtc)
        return blob;
 }
 
+static void ilk_get_config(struct intel_crtc_state *crtc_state)
+{
+       struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
+
+       crtc_state->csc_mode = ilk_read_csc_mode(crtc);
+}
+
 static void ilk_read_luts(struct intel_crtc_state *crtc_state)
 {
        struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
@@ -3706,6 +3721,7 @@ static const struct intel_color_funcs ivb_color_funcs = {
        .read_luts = ivb_read_luts,
        .lut_equal = ivb_lut_equal,
        .read_csc = ilk_read_csc,
+       .get_config = ilk_get_config,
 };
 
 static const struct intel_color_funcs ilk_color_funcs = {
@@ -3716,6 +3732,7 @@ static const struct intel_color_funcs ilk_color_funcs = {
        .read_luts = ilk_read_luts,
        .lut_equal = ilk_lut_equal,
        .read_csc = ilk_read_csc,
+       .get_config = ilk_get_config,
 };
 
 void intel_color_crtc_init(struct intel_crtc *crtc)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c 
b/drivers/gpu/drm/i915/display/intel_display.c
index 3f3fbb82a99b..f2632e010643 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -3341,9 +3341,6 @@ static bool ilk_get_pipe_config(struct intel_crtc *crtc,
 
        pipe_config->msa_timing_delay = 
REG_FIELD_GET(TRANSCONF_MSA_TIMING_DELAY_MASK, tmp);
 
-       pipe_config->csc_mode = intel_de_read(dev_priv,
-                                             PIPE_CSC_MODE(crtc->pipe));
-
        i9xx_get_pipe_color_config(pipe_config);
        intel_color_get_config(pipe_config);
 
@@ -3735,9 +3732,6 @@ static bool hsw_get_pipe_config(struct intel_crtc *crtc,
 
        pipe_config->sink_format = pipe_config->output_format;
 
-       pipe_config->csc_mode = intel_de_read(dev_priv,
-                                             PIPE_CSC_MODE(crtc->pipe));
-
        if (DISPLAY_VER(dev_priv) >= 9) {
                tmp = intel_de_read(dev_priv, SKL_BOTTOM_COLOR(crtc->pipe));
 
-- 
2.39.2