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authorAlan Hourihane <alanh@fairlite.demon.co.uk>2007-04-18 11:53:25 +0100
committerAlan Hourihane <alanh@fairlite.demon.co.uk>2007-04-18 11:53:25 +0100
commit51e867c57880c85c87e187af0a667e9b99413206 (patch)
tree7f7095e177697e7f991497d6ea9792d0e7e393c0
parentea8bcb466bca82081816ca3d83a420f09a62870c (diff)
Support the RGB outputs of SDVO cards, which are essentially
VGA outs. The drm_initial_config path has specific handling code to name match for VGA, TMDS or LVDS. This is pretty restrictive and should probably be dealt with to be more generic.
-rw-r--r--linux-core/intel_sdvo.c32
1 files changed, 28 insertions, 4 deletions
diff --git a/linux-core/intel_sdvo.c b/linux-core/intel_sdvo.c
index e7618e11..67c3329d 100644
--- a/linux-core/intel_sdvo.c
+++ b/linux-core/intel_sdvo.c
@@ -1014,7 +1014,28 @@ void intel_sdvo_init(drm_device_t *dev, int output_device)
memset(&sdvo_priv->active_outputs, 0, sizeof(sdvo_priv->active_outputs));
- if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_TMDS0)
+ /* TODO, CVBS, SVID, YPRPB & SCART outputs.
+ * drm_initial_config probably wants tweaking too to support the
+ * above. But has fixed VGA, TMDS and LVDS checking code. That should
+ * be dealt with.
+ */
+ if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_RGB0)
+ {
+ sdvo_priv->active_outputs = SDVO_OUTPUT_RGB0;
+ output->subpixel_order = SubPixelHorizontalRGB;
+ /* drm_initial_config wants this name, but should be RGB */
+ /* Use this for now.... */
+ name_prefix="VGA";
+ }
+ else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_RGB1)
+ {
+ sdvo_priv->active_outputs = SDVO_OUTPUT_RGB1;
+ output->subpixel_order = SubPixelHorizontalRGB;
+ /* drm_initial_config wants this name, but should be RGB */
+ /* Use this for now.... */
+ name_prefix="VGA";
+ }
+ else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_TMDS0)
{
sdvo_priv->active_outputs = SDVO_OUTPUT_TMDS0;
output->subpixel_order = SubPixelHorizontalRGB;
@@ -1031,7 +1052,7 @@ void intel_sdvo_init(drm_device_t *dev, int output_device)
unsigned char bytes[2];
memcpy (bytes, &sdvo_priv->caps.output_flags, 2);
- DRM_DEBUG("%s: No active TMDS outputs (0x%02x%02x)\n",
+ DRM_DEBUG("%s: No active RGB or TMDS outputs (0x%02x%02x)\n",
SDVO_NAME(sdvo_priv),
bytes[0], bytes[1]);
}
@@ -1063,8 +1084,11 @@ void intel_sdvo_init(drm_device_t *dev, int output_device)
sdvo_priv->pixel_clock_max / 1000,
(sdvo_priv->caps.sdvo_inputs_mask & 0x1) ? 'Y' : 'N',
(sdvo_priv->caps.sdvo_inputs_mask & 0x2) ? 'Y' : 'N',
- sdvo_priv->caps.output_flags & SDVO_OUTPUT_TMDS0 ? 'Y' : 'N',
- sdvo_priv->caps.output_flags & SDVO_OUTPUT_TMDS1 ? 'Y' : 'N');
+ /* check currently supported outputs */
+ sdvo_priv->caps.output_flags &
+ (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_RGB0) ? 'Y' : 'N',
+ sdvo_priv->caps.output_flags &
+ (SDVO_OUTPUT_TMDS1 | SDVO_OUTPUT_RGB1) ? 'Y' : 'N');
intel_output->ddc_bus = i2cbus;
}