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path: root/drivers/gpu/drm/i915/intel_sdvo.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_sdvo.c')
-rw-r--r--drivers/gpu/drm/i915/intel_sdvo.c61
1 files changed, 33 insertions, 28 deletions
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 7c50cdce84f..4324f33212d 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -93,6 +93,12 @@ struct intel_sdvo {
uint16_t attached_output;
/**
+ * This is used to select the color range of RBG outputs in HDMI mode.
+ * It is only valid when using TMDS encoding and 8 bit per color mode.
+ */
+ uint32_t color_range;
+
+ /**
* This is set if we're going to treat the device as TV-out.
*
* While we have these nice friendly flags for output types that ought
@@ -585,6 +591,7 @@ static bool intel_sdvo_get_trained_inputs(struct intel_sdvo *intel_sdvo, bool *i
{
struct intel_sdvo_get_trained_inputs_response response;
+ BUILD_BUG_ON(sizeof(response) != 1);
if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_TRAINED_INPUTS,
&response, sizeof(response)))
return false;
@@ -632,6 +639,7 @@ static bool intel_sdvo_get_input_pixel_clock_range(struct intel_sdvo *intel_sdvo
{
struct intel_sdvo_pixel_clock_range clocks;
+ BUILD_BUG_ON(sizeof(clocks) != 4);
if (!intel_sdvo_get_value(intel_sdvo,
SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE,
&clocks, sizeof(clocks)))
@@ -699,6 +707,8 @@ intel_sdvo_create_preferred_input_timing(struct intel_sdvo *intel_sdvo,
static bool intel_sdvo_get_preferred_input_timing(struct intel_sdvo *intel_sdvo,
struct intel_sdvo_dtd *dtd)
{
+ BUILD_BUG_ON(sizeof(dtd->part1) != 8);
+ BUILD_BUG_ON(sizeof(dtd->part2) != 8);
return intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1,
&dtd->part1, sizeof(dtd->part1)) &&
intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2,
@@ -796,6 +806,7 @@ static bool intel_sdvo_check_supp_encode(struct intel_sdvo *intel_sdvo)
{
struct intel_sdvo_encode encode;
+ BUILD_BUG_ON(sizeof(encode) != 2);
return intel_sdvo_get_value(intel_sdvo,
SDVO_CMD_GET_SUPP_ENCODE,
&encode, sizeof(encode));
@@ -1051,6 +1062,8 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder,
/* Set the SDVO control regs. */
if (INTEL_INFO(dev)->gen >= 4) {
sdvox = 0;
+ if (intel_sdvo->is_hdmi)
+ sdvox |= intel_sdvo->color_range;
if (INTEL_INFO(dev)->gen < 5)
sdvox |= SDVO_BORDER_ENABLE;
if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC)
@@ -1162,6 +1175,7 @@ static int intel_sdvo_mode_valid(struct drm_connector *connector,
static bool intel_sdvo_get_capabilities(struct intel_sdvo *intel_sdvo, struct intel_sdvo_caps *caps)
{
+ BUILD_BUG_ON(sizeof(*caps) != 8);
if (!intel_sdvo_get_value(intel_sdvo,
SDVO_CMD_GET_DEVICE_CAPS,
caps, sizeof(*caps)))
@@ -1268,33 +1282,9 @@ void intel_sdvo_set_hotplug(struct drm_connector *connector, int on)
static bool
intel_sdvo_multifunc_encoder(struct intel_sdvo *intel_sdvo)
{
- int caps = 0;
-
- if (intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1))
- caps++;
- if (intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_RGB0 | SDVO_OUTPUT_RGB1))
- caps++;
- if (intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_SVID0 | SDVO_OUTPUT_SVID1))
- caps++;
- if (intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_CVBS0 | SDVO_OUTPUT_CVBS1))
- caps++;
- if (intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_YPRPB0 | SDVO_OUTPUT_YPRPB1))
- caps++;
-
- if (intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_SCART0 | SDVO_OUTPUT_SCART1))
- caps++;
-
- if (intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_LVDS0 | SDVO_OUTPUT_LVDS1))
- caps++;
-
- return (caps > 1);
+ /* Is there more than one type of output? */
+ int caps = intel_sdvo->caps.output_flags & 0xf;
+ return caps & -caps;
}
static struct edid *
@@ -1482,7 +1472,7 @@ static void intel_sdvo_get_ddc_modes(struct drm_connector *connector)
* Note! This is in reply order (see loop in get_tv_modes).
* XXX: all 60Hz refresh?
*/
-struct drm_display_mode sdvo_tv_modes[] = {
+static const struct drm_display_mode sdvo_tv_modes[] = {
{ DRM_MODE("320x200", DRM_MODE_TYPE_DRIVER, 5815, 320, 321, 384,
416, 0, 200, 201, 232, 233, 0,
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
@@ -1713,6 +1703,7 @@ intel_sdvo_set_property(struct drm_connector *connector,
{
struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector);
struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector);
+ struct drm_i915_private *dev_priv = connector->dev->dev_private;
uint16_t temp_value;
uint8_t cmd;
int ret;
@@ -1742,6 +1733,14 @@ intel_sdvo_set_property(struct drm_connector *connector,
goto done;
}
+ if (property == dev_priv->broadcast_rgb_property) {
+ if (val == !!intel_sdvo->color_range)
+ return 0;
+
+ intel_sdvo->color_range = val ? SDVO_COLOR_RANGE_16_235 : 0;
+ goto done;
+ }
+
#define CHECK_PROPERTY(name, NAME) \
if (intel_sdvo_connector->name == property) { \
if (intel_sdvo_connector->cur_##name == temp_value) return 0; \
@@ -2046,6 +2045,9 @@ intel_sdvo_add_hdmi_properties(struct intel_sdvo_connector *connector)
drm_connector_attach_property(&connector->base.base,
connector->force_audio_property, 0);
}
+
+ if (INTEL_INFO(dev)->gen >= 4 && IS_MOBILE(dev))
+ intel_attach_broadcast_rgb_property(&connector->base.base);
}
static bool
@@ -2268,6 +2270,7 @@ static bool intel_sdvo_tv_create_property(struct intel_sdvo *intel_sdvo,
if (!intel_sdvo_set_target_output(intel_sdvo, type))
return false;
+ BUILD_BUG_ON(sizeof(format) != 6);
if (!intel_sdvo_get_value(intel_sdvo,
SDVO_CMD_GET_SUPPORTED_TV_FORMATS,
&format, sizeof(format)))
@@ -2474,6 +2477,8 @@ static bool intel_sdvo_create_enhance_property(struct intel_sdvo *intel_sdvo,
uint16_t response;
} enhancements;
+ BUILD_BUG_ON(sizeof(enhancements) != 2);
+
enhancements.response = 0;
intel_sdvo_get_value(intel_sdvo,
SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS,