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drm/i915/mst: remove crtc_state->pbn

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The crtc_state->pbn member is only used as a temporary variable within
mst_stream_find_vcpi_slots_for_bpp(). Remove it as unnecessary.

Suggested-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/726aaadbd425057dfd854e42417bcf8d69b769d3.1735912293.git.jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2025-01-03 15:52:28 +02:00
parent 643b06e29e
commit 0dcc5c6a02
2 changed files with 1 additions and 4 deletions
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2
drivers/gpu/drm/i915/display/intel_display_types.h
View File

@ -1160,8 +1160,6 @@ struct intel_crtc_state {
bool double_wide;
int pbn;
struct intel_crtc_scaler_state scaler_state;
/* w/a for waiting 2 vblanks during crtc enable */

3
drivers/gpu/drm/i915/display/intel_dp_mst.c
View File

@ -321,14 +321,13 @@ static int mst_stream_find_vcpi_slots_for_bpp(struct intel_dp *intel_dp,
* first branch device's link also applies here.
*/
pbn.full = remote_tu * mst_state->pbn_div.full;
crtc_state->pbn = dfixed_trunc(pbn);
drm_WARN_ON(display->drm, remote_tu < crtc_state->dp_m_n.tu);
crtc_state->dp_m_n.tu = remote_tu;
slots = drm_dp_atomic_find_time_slots(state, &intel_dp->mst_mgr,
connector->port,
crtc_state->pbn);
dfixed_trunc(pbn));
if (slots == -EDEADLK)
return slots;