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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.c78
1 files changed, 50 insertions, 28 deletions
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index ea68992e441..5b1c9e9fdba 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
@@ -1493,6 +1490,27 @@ static struct input_res {
{"1920x1080", 1920, 1080},
};
+/*
+ * Chose preferred mode according to line number of TV format
+ */
+static void
+intel_tv_chose_preferred_modes(struct drm_connector *connector,
+ struct drm_display_mode *mode_ptr)
+{
+ struct intel_output *intel_output = to_intel_output(connector);
+ const struct tv_mode *tv_mode = intel_tv_mode_find(intel_output);
+
+ if (tv_mode->nbr_end < 480 && mode_ptr->vdisplay == 480)
+ mode_ptr->type |= DRM_MODE_TYPE_PREFERRED;
+ else if (tv_mode->nbr_end > 480) {
+ if (tv_mode->progressive == true && tv_mode->nbr_end < 720) {
+ if (mode_ptr->vdisplay == 720)
+ mode_ptr->type |= DRM_MODE_TYPE_PREFERRED;
+ } else if (mode_ptr->vdisplay == 1080)
+ mode_ptr->type |= DRM_MODE_TYPE_PREFERRED;
+ }
+}
+
/**
* Stub get_modes function.
*
@@ -1547,6 +1565,7 @@ intel_tv_get_modes(struct drm_connector *connector)
mode_ptr->clock = (int) tmp;
mode_ptr->type = DRM_MODE_TYPE_DRIVER;
+ intel_tv_chose_preferred_modes(connector, mode_ptr);
drm_mode_probed_add(connector, mode_ptr);
count++;
}
@@ -1699,6 +1718,7 @@ intel_tv_init(struct drm_device *dev)
if (!intel_output) {
return;
}
+
connector = &intel_output->base;
drm_connector_init(dev, connector, &intel_tv_connector_funcs,
@@ -1710,6 +1730,8 @@ intel_tv_init(struct drm_device *dev)
drm_mode_connector_attach_encoder(&intel_output->base, &intel_output->enc);
tv_priv = (struct intel_tv_priv *)(intel_output + 1);
intel_output->type = INTEL_OUTPUT_TVOUT;
+ intel_output->crtc_mask = (1 << 0) | (1 << 1);
+ intel_output->clone_mask = (1 << INTEL_TV_CLONE_BIT);
intel_output->enc.possible_crtcs = ((1 << 0) | (1 << 1));
intel_output->enc.possible_clones = (1 << INTEL_OUTPUT_TVOUT);
intel_output->dev_priv = tv_priv;