drm/i915/dp: Some reshuffling in mode_valid as prep for bigjoiner modes

No functional changes. This patch just moves some mode checks
around to prepare for adding bigjoiner related mode validation

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Manasi Navare <manasi.d.navare@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201112023954.12301-1-manasi.d.navare@intel.com
This commit is contained in:
Manasi Navare 2020-11-11 18:39:49 -08:00
parent 0446049432
commit 6ec29d2bb0

View File

@ -721,6 +721,9 @@ intel_dp_mode_valid(struct drm_connector *connector,
if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
return MODE_NO_DBLESCAN;
if (mode->flags & DRM_MODE_FLAG_DBLCLK)
return MODE_H_ILLEGAL;
if (intel_dp_is_edp(intel_dp) && fixed_mode) {
if (mode->hdisplay > fixed_mode->hdisplay)
return MODE_PANEL;
@ -731,6 +734,9 @@ intel_dp_mode_valid(struct drm_connector *connector,
target_clock = fixed_mode->clock;
}
if (mode->clock < 10000)
return MODE_CLOCK_LOW;
max_link_clock = intel_dp_max_link_rate(intel_dp);
max_lanes = intel_dp_max_lane_count(intel_dp);
@ -771,12 +777,6 @@ intel_dp_mode_valid(struct drm_connector *connector,
target_clock > max_dotclk)
return MODE_CLOCK_HIGH;
if (mode->clock < 10000)
return MODE_CLOCK_LOW;
if (mode->flags & DRM_MODE_FLAG_DBLCLK)
return MODE_H_ILLEGAL;
status = intel_dp_mode_valid_downstream(intel_connector,
mode, target_clock);
if (status != MODE_OK)