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Merge tag 'drm-misc-fixes-2017-11-20' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

4.15 merge window fixes 1

* tag 'drm-misc-fixes-2017-11-20' of git://anongit.freedesktop.org/drm/drm-misc:
  drm/edid: Don't send non-zero YQ in AVI infoframe for HDMI 1.x sinks
  drm/vc4: Account for interrupts in flight
hifive-unleashed-5.1
Dave Airlie 2017-11-24 11:33:29 +10:00
commit c209101fc1
5 changed files with 22 additions and 5 deletions

View File

@ -4831,7 +4831,8 @@ void
drm_hdmi_avi_infoframe_quant_range(struct hdmi_avi_infoframe *frame,
const struct drm_display_mode *mode,
enum hdmi_quantization_range rgb_quant_range,
bool rgb_quant_range_selectable)
bool rgb_quant_range_selectable,
bool is_hdmi2_sink)
{
/*
* CEA-861:
@ -4855,8 +4856,15 @@ drm_hdmi_avi_infoframe_quant_range(struct hdmi_avi_infoframe *frame,
* YQ-field to match the RGB Quantization Range being transmitted
* (e.g., when Limited Range RGB, set YQ=0 or when Full Range RGB,
* set YQ=1) and the Sink shall ignore the YQ-field."
*
* Unfortunate certain sinks (eg. VIZ Model 67/E261VA) get confused
* by non-zero YQ when receiving RGB. There doesn't seem to be any
* good way to tell which version of CEA-861 the sink supports, so
* we limit non-zero YQ to HDMI 2.0 sinks only as HDMI 2.0 is based
* on on CEA-861-F.
*/
if (rgb_quant_range == HDMI_QUANTIZATION_RANGE_LIMITED)
if (!is_hdmi2_sink ||
rgb_quant_range == HDMI_QUANTIZATION_RANGE_LIMITED)
frame->ycc_quantization_range =
HDMI_YCC_QUANTIZATION_RANGE_LIMITED;
else

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@ -487,7 +487,8 @@ static void intel_hdmi_set_avi_infoframe(struct drm_encoder *encoder,
crtc_state->limited_color_range ?
HDMI_QUANTIZATION_RANGE_LIMITED :
HDMI_QUANTIZATION_RANGE_FULL,
intel_hdmi->rgb_quant_range_selectable);
intel_hdmi->rgb_quant_range_selectable,
is_hdmi2_sink);
/* TODO: handle pixel repetition for YCBCR420 outputs */
intel_write_infoframe(encoder, crtc_state, &frame);

View File

@ -424,7 +424,8 @@ static void vc4_hdmi_set_avi_infoframe(struct drm_encoder *encoder)
vc4_encoder->limited_rgb_range ?
HDMI_QUANTIZATION_RANGE_LIMITED :
HDMI_QUANTIZATION_RANGE_FULL,
vc4_encoder->rgb_range_selectable);
vc4_encoder->rgb_range_selectable,
false);
vc4_hdmi_write_infoframe(encoder, &frame);
}

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@ -208,6 +208,9 @@ vc4_irq_postinstall(struct drm_device *dev)
{
struct vc4_dev *vc4 = to_vc4_dev(dev);
/* Undo the effects of a previous vc4_irq_uninstall. */
enable_irq(dev->irq);
/* Enable both the render done and out of memory interrupts. */
V3D_WRITE(V3D_INTENA, V3D_DRIVER_IRQS);
@ -225,6 +228,9 @@ vc4_irq_uninstall(struct drm_device *dev)
/* Clear any pending interrupts we might have left. */
V3D_WRITE(V3D_INTCTL, V3D_DRIVER_IRQS);
/* Finish any interrupt handler still in flight. */
disable_irq(dev->irq);
cancel_work_sync(&vc4->overflow_mem_work);
}

View File

@ -362,7 +362,8 @@ void
drm_hdmi_avi_infoframe_quant_range(struct hdmi_avi_infoframe *frame,
const struct drm_display_mode *mode,
enum hdmi_quantization_range rgb_quant_range,
bool rgb_quant_range_selectable);
bool rgb_quant_range_selectable,
bool is_hdmi2_sink);
/**
* drm_eld_mnl - Get ELD monitor name length in bytes.