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path: root/drivers/gpu/drm/i915/intel_tv.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_tv.c')
-rw-r--r--drivers/gpu/drm/i915/intel_tv.c46
1 files changed, 26 insertions, 20 deletions
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index 113e4e7264c..210d570fd51 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -1236,6 +1236,8 @@ intel_tv_detect_type (struct intel_tv *intel_tv,
struct drm_connector *connector)
{
struct drm_encoder *encoder = &intel_tv->base.base;
+ struct drm_crtc *crtc = encoder->crtc;
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct drm_device *dev = encoder->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
unsigned long irqflags;
@@ -1258,6 +1260,10 @@ intel_tv_detect_type (struct intel_tv *intel_tv,
/* Poll for TV detection */
tv_ctl &= ~(TV_ENC_ENABLE | TV_TEST_MODE_MASK);
tv_ctl |= TV_TEST_MODE_MONITOR_DETECT;
+ if (intel_crtc->pipe == 1)
+ tv_ctl |= TV_ENC_PIPEB_SELECT;
+ else
+ tv_ctl &= ~TV_ENC_PIPEB_SELECT;
tv_dac &= ~(TVDAC_SENSE_MASK | DAC_A_MASK | DAC_B_MASK | DAC_C_MASK);
tv_dac |= (TVDAC_STATE_CHG_EN |
@@ -1277,26 +1283,26 @@ intel_tv_detect_type (struct intel_tv *intel_tv,
to_intel_crtc(intel_tv->base.base.crtc)->pipe);
type = -1;
- if (wait_for((tv_dac = I915_READ(TV_DAC)) & TVDAC_STATE_CHG, 20) == 0) {
- DRM_DEBUG_KMS("TV detected: %x, %x\n", tv_ctl, tv_dac);
- /*
- * A B C
- * 0 1 1 Composite
- * 1 0 X svideo
- * 0 0 0 Component
- */
- if ((tv_dac & TVDAC_SENSE_MASK) == (TVDAC_B_SENSE | TVDAC_C_SENSE)) {
- DRM_DEBUG_KMS("Detected Composite TV connection\n");
- type = DRM_MODE_CONNECTOR_Composite;
- } else if ((tv_dac & (TVDAC_A_SENSE|TVDAC_B_SENSE)) == TVDAC_A_SENSE) {
- DRM_DEBUG_KMS("Detected S-Video TV connection\n");
- type = DRM_MODE_CONNECTOR_SVIDEO;
- } else if ((tv_dac & TVDAC_SENSE_MASK) == 0) {
- DRM_DEBUG_KMS("Detected Component TV connection\n");
- type = DRM_MODE_CONNECTOR_Component;
- } else {
- DRM_DEBUG_KMS("Unrecognised TV connection\n");
- }
+ tv_dac = I915_READ(TV_DAC);
+ DRM_DEBUG_KMS("TV detected: %x, %x\n", tv_ctl, tv_dac);
+ /*
+ * A B C
+ * 0 1 1 Composite
+ * 1 0 X svideo
+ * 0 0 0 Component
+ */
+ if ((tv_dac & TVDAC_SENSE_MASK) == (TVDAC_B_SENSE | TVDAC_C_SENSE)) {
+ DRM_DEBUG_KMS("Detected Composite TV connection\n");
+ type = DRM_MODE_CONNECTOR_Composite;
+ } else if ((tv_dac & (TVDAC_A_SENSE|TVDAC_B_SENSE)) == TVDAC_A_SENSE) {
+ DRM_DEBUG_KMS("Detected S-Video TV connection\n");
+ type = DRM_MODE_CONNECTOR_SVIDEO;
+ } else if ((tv_dac & TVDAC_SENSE_MASK) == 0) {
+ DRM_DEBUG_KMS("Detected Component TV connection\n");
+ type = DRM_MODE_CONNECTOR_Component;
+ } else {
+ DRM_DEBUG_KMS("Unrecognised TV connection\n");
+ type = -1;
}
I915_WRITE(TV_DAC, save_tv_dac & ~TVDAC_STATE_CHG_EN);