On Fri, May 07, 2021 at 10:49:01AM +0200, Werner Sembach wrote:
Moves some checks that later will be performed 2 times to an own function. This avoids duplicate code later on.
Signed-off-by: Werner Sembach wse@tuxedocomputers.com
drivers/gpu/drm/i915/display/intel_hdmi.c | 41 ++++++++++++++--------- 1 file changed, 26 insertions(+), 15 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index 46de56af33db..576d3d910d06 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -1861,6 +1861,31 @@ static int intel_hdmi_port_clock(int clock, int bpc) return clock * bpc / 8; }
+static enum drm_mode_status +intel_hdmi_mode_clock_valid(struct intel_hdmi *hdmi, int clock, bool has_hdmi_sink) +{
- struct drm_device *dev = intel_hdmi_to_dev(hdmi);
- struct drm_i915_private *dev_priv = to_i915(dev);
- enum drm_mode_status status;
- /* check if we can do 8bpc */
- status = hdmi_port_clock_valid(hdmi, clock, true, has_hdmi_sink);
- if (has_hdmi_sink) {
/* if we can't do 8bpc we may still be able to do 12bpc */if (status != MODE_OK && !HAS_GMCH(dev_priv))status = hdmi_port_clock_valid(hdmi, clock * 3 / 2,
Seems we've lost intel_hdmi_port_clock() here somehow.
true, has_hdmi_sink);/* if we can't do 8,12bpc we may still be able to do 10bpc */if (status != MODE_OK && INTEL_GEN(dev_priv) >= 11)status = hdmi_port_clock_valid(hdmi, clock * 5 / 4,
Also here.
true, has_hdmi_sink);- }
- return status;
+}
static enum drm_mode_status intel_hdmi_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) @@ -1891,21 +1916,7 @@ intel_hdmi_mode_valid(struct drm_connector *connector, if (drm_mode_is_420_only(&connector->display_info, mode)) clock /= 2;
- /* check if we can do 8bpc */
- status = hdmi_port_clock_valid(hdmi, intel_hdmi_port_clock(clock, 8),
true, has_hdmi_sink);- if (has_hdmi_sink) {
/* if we can't do 8bpc we may still be able to do 12bpc */if (status != MODE_OK && !HAS_GMCH(dev_priv))status = hdmi_port_clock_valid(hdmi, intel_hdmi_port_clock(clock, 12),true, has_hdmi_sink);/* if we can't do 8,12bpc we may still be able to do 10bpc */if (status != MODE_OK && DISPLAY_VER(dev_priv) >= 11)status = hdmi_port_clock_valid(hdmi, intel_hdmi_port_clock(clock, 10),true, has_hdmi_sink);- }
- status = intel_hdmi_mode_clock_valid(hdmi, clock, has_hdmi_sink); if (status != MODE_OK) return status;
-- 2.25.1