From: Paulo Zanoni <paulo.r.zan...@intel.com>

Bits used only on HDMI mode now have HDMI_ prefix instead of SDVO_.
The COLOR_FORMAT bits now have prefixes (and the 12bpc bit is for HDMI
only).

Notice that this patch uncovers a bug on the SDVO code: the
COLOR_RANGE_16_235 bit can only be used if the port is in TMDS mode,
not SDVO mode. This will have to be fixed in a later patch.

Signed-off-by: Paulo Zanoni <paulo.r.zan...@intel.com>
---
 drivers/gpu/drm/i915/i915_reg.h   |    6 +++---
 drivers/gpu/drm/i915/intel_hdmi.c |    8 ++++----
 drivers/gpu/drm/i915/intel_sdvo.c |    8 ++++++--
 3 files changed, 13 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index aad8eee..4c6bab7 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -1717,19 +1717,19 @@
 #define   SDVOC_PRESERVE_MASK ((1 << 17) | SDVO_INTERRUPT_ENABLE)
 
 /* Gen 4 SDVO/HDMI bits: */
-#define   COLOR_FORMAT_8bpc                    (0 << 26)
+#define   SDVO_COLOR_FORMAT_8bpc               (0 << 26)
 #define   SDVO_ENCODING_SDVO                   (0 << 10)
 #define   SDVO_ENCODING_HDMI                   (2 << 10)
 #define   HDMI_MODE_SELECT_HDMI                        (1 << 9) /* HDMI only */
 #define   HDMI_MODE_SELECT_DVI                 (0 << 9) /* HDMI only */
-#define   SDVO_COLOR_RANGE_16_235              (1 << 8) /* HDMI only */
+#define   HDMI_COLOR_RANGE_16_235              (1 << 8) /* HDMI only */
 #define   SDVO_AUDIO_ENABLE                    (1 << 6)
 /* VSYNC/HSYNC bits new with 965, default is to be set */
 #define   SDVO_VSYNC_ACTIVE_HIGH               (1 << 4)
 #define   SDVO_HSYNC_ACTIVE_HIGH               (1 << 3)
 
 /* Gen 5 (IBX) SDVO/HDMI bits: */
-#define   COLOR_FORMAT_12bpc                   (3 << 26) /* HDMI only */
+#define   HDMI_COLOR_FORMAT_12bpc              (3 << 26) /* HDMI only */
 #define   SDVOB_HOTPLUG_ENABLE                 (1 << 23) /* SDVO only */
 
 /* Gen 6 (CPT) SDVO/HDMI bits: */
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c 
b/drivers/gpu/drm/i915/intel_hdmi.c
index 4b953cf..c1b5809 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -608,9 +608,9 @@ static void intel_hdmi_mode_set(struct drm_encoder *encoder,
                hdmi_val |= SDVO_HSYNC_ACTIVE_HIGH;
 
        if (intel_crtc->bpp > 24)
-               hdmi_val |= COLOR_FORMAT_12bpc;
+               hdmi_val |= HDMI_COLOR_FORMAT_12bpc;
        else
-               hdmi_val |= COLOR_FORMAT_8bpc;
+               hdmi_val |= SDVO_COLOR_FORMAT_8bpc;
 
        /* Required on CPT */
        if (intel_hdmi->has_hdmi_sink && HAS_PCH_CPT(dev))
@@ -777,7 +777,7 @@ bool intel_hdmi_mode_fixup(struct drm_encoder *encoder,
                /* See CEA-861-E - 5.1 Default Encoding Parameters */
                if (intel_hdmi->has_hdmi_sink &&
                    drm_mode_cea_vic(adjusted_mode) > 1)
-                       intel_hdmi->color_range = SDVO_COLOR_RANGE_16_235;
+                       intel_hdmi->color_range = HDMI_COLOR_RANGE_16_235;
                else
                        intel_hdmi->color_range = 0;
        }
@@ -940,7 +940,7 @@ intel_hdmi_set_property(struct drm_connector *connector,
                        break;
                case INTEL_BROADCAST_RGB_LIMITED:
                        intel_hdmi->color_range_auto = false;
-                       intel_hdmi->color_range = SDVO_COLOR_RANGE_16_235;
+                       intel_hdmi->color_range = HDMI_COLOR_RANGE_16_235;
                        break;
                default:
                        return -EINVAL;
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c 
b/drivers/gpu/drm/i915/intel_sdvo.c
index eef0731..63dcb76 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -1076,9 +1076,11 @@ static bool intel_sdvo_mode_fixup(struct drm_encoder 
*encoder,
 
        if (intel_sdvo->color_range_auto) {
                /* See CEA-861-E - 5.1 Default Encoding Parameters */
+               /* FIXME: This bit is only valid when using TMDS encoding and 8
+                * bit per color mode. */
                if (intel_sdvo->has_hdmi_monitor &&
                    drm_mode_cea_vic(adjusted_mode) > 1)
-                       intel_sdvo->color_range = SDVO_COLOR_RANGE_16_235;
+                       intel_sdvo->color_range = HDMI_COLOR_RANGE_16_235;
                else
                        intel_sdvo->color_range = 0;
        }
@@ -1926,7 +1928,9 @@ intel_sdvo_set_property(struct drm_connector *connector,
                        break;
                case INTEL_BROADCAST_RGB_LIMITED:
                        intel_sdvo->color_range_auto = false;
-                       intel_sdvo->color_range = SDVO_COLOR_RANGE_16_235;
+                       /* FIXME: this bit is only valid when using TMDS
+                        * encoding and 8 bit per color mode. */
+                       intel_sdvo->color_range = HDMI_COLOR_RANGE_16_235;
                        break;
                default:
                        return -EINVAL;
-- 
1.7.10.4

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