aboutsummaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/intel_tv.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915/intel_tv.c')
-rw-r--r--drivers/gpu/drm/i915/intel_tv.c53
1 files changed, 25 insertions, 28 deletions
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index ea68992e441..a43c98e3f07 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -1383,34 +1383,31 @@ intel_tv_detect_type (struct drm_crtc *crtc, struct intel_output *intel_output)
/*
* Detect TV by polling)
*/
- if (intel_output->load_detect_temp) {
- /* TV not currently running, prod it with destructive detect */
- save_tv_dac = tv_dac;
- tv_ctl = I915_READ(TV_CTL);
- save_tv_ctl = tv_ctl;
- tv_ctl &= ~TV_ENC_ENABLE;
- tv_ctl &= ~TV_TEST_MODE_MASK;
- tv_ctl |= TV_TEST_MODE_MONITOR_DETECT;
- tv_dac &= ~TVDAC_SENSE_MASK;
- tv_dac &= ~DAC_A_MASK;
- tv_dac &= ~DAC_B_MASK;
- tv_dac &= ~DAC_C_MASK;
- tv_dac |= (TVDAC_STATE_CHG_EN |
- TVDAC_A_SENSE_CTL |
- TVDAC_B_SENSE_CTL |
- TVDAC_C_SENSE_CTL |
- DAC_CTL_OVERRIDE |
- DAC_A_0_7_V |
- DAC_B_0_7_V |
- DAC_C_0_7_V);
- I915_WRITE(TV_CTL, tv_ctl);
- I915_WRITE(TV_DAC, tv_dac);
- intel_wait_for_vblank(dev);
- tv_dac = I915_READ(TV_DAC);
- I915_WRITE(TV_DAC, save_tv_dac);
- I915_WRITE(TV_CTL, save_tv_ctl);
- intel_wait_for_vblank(dev);
- }
+ save_tv_dac = tv_dac;
+ tv_ctl = I915_READ(TV_CTL);
+ save_tv_ctl = tv_ctl;
+ tv_ctl &= ~TV_ENC_ENABLE;
+ tv_ctl &= ~TV_TEST_MODE_MASK;
+ tv_ctl |= TV_TEST_MODE_MONITOR_DETECT;
+ tv_dac &= ~TVDAC_SENSE_MASK;
+ tv_dac &= ~DAC_A_MASK;
+ tv_dac &= ~DAC_B_MASK;
+ tv_dac &= ~DAC_C_MASK;
+ tv_dac |= (TVDAC_STATE_CHG_EN |
+ TVDAC_A_SENSE_CTL |
+ TVDAC_B_SENSE_CTL |
+ TVDAC_C_SENSE_CTL |
+ DAC_CTL_OVERRIDE |
+ DAC_A_0_7_V |
+ DAC_B_0_7_V |
+ DAC_C_0_7_V);
+ I915_WRITE(TV_CTL, tv_ctl);
+ I915_WRITE(TV_DAC, tv_dac);
+ intel_wait_for_vblank(dev);
+ tv_dac = I915_READ(TV_DAC);
+ I915_WRITE(TV_DAC, save_tv_dac);
+ I915_WRITE(TV_CTL, save_tv_ctl);
+ intel_wait_for_vblank(dev);
/*
* A B C
* 0 1 1 Composite