A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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Merge "disp: msm: sde: avoid resetting blend stage in every commit"

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qctecmdr 2020-03-21 14:23:03 -07:00 • committed by Gerrit - the friendly Code Review server
commit e12e4e1851
1 changed files with 19 additions and 4 deletions
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23
msm/sde/sde_crtc.c
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@ -1546,14 +1546,11 @@ static void _sde_crtc_blend_setup(struct drm_crtc *crtc,
}
for (i = 0; i < sde_crtc->num_mixers; i++) {
if (!mixer[i].hw_lm || !mixer[i].hw_ctl) {
if (!mixer[i].hw_lm) {
SDE_ERROR("invalid lm or ctl assigned to mixer\n");
return;
}
mixer[i].mixer_op_mode = 0;
if (mixer[i].hw_ctl->ops.clear_all_blendstages)
mixer[i].hw_ctl->ops.clear_all_blendstages(
mixer[i].hw_ctl);
/* clear dim_layer settings */
lm = mixer[i].hw_lm;
@ -3078,6 +3075,22 @@ static void _sde_crtc_setup_lm_bounds(struct drm_crtc *crtc,
drm_mode_debug_printmodeline(adj_mode);
}
static void _sde_crtc_clear_all_blend_stages(struct sde_crtc *sde_crtc)
{
struct sde_crtc_mixer mixer;
/*
* Use mixer[0] to get hw_ctl which will use ops to clear
* all blendstages. Clear all blendstages will iterate through
* all mixers.
*/
if (sde_crtc->num_mixers) {
mixer = sde_crtc->mixers[0];
if (mixer.hw_ctl && mixer.hw_ctl->ops.clear_all_blendstages)
mixer.hw_ctl->ops.clear_all_blendstages(mixer.hw_ctl);
}
}
static void sde_crtc_atomic_begin(struct drm_crtc *crtc,
struct drm_crtc_state *old_state)
{
@ -3119,6 +3132,7 @@ static void sde_crtc_atomic_begin(struct drm_crtc *crtc,
_sde_crtc_setup_mixers(crtc);
_sde_crtc_setup_is_ppsplit(crtc->state);
_sde_crtc_setup_lm_bounds(crtc, crtc->state);
_sde_crtc_clear_all_blend_stages(sde_crtc);
}
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
@ -3999,6 +4013,7 @@ static void sde_crtc_disable(struct drm_crtc *crtc)
ktime_get());
}
_sde_crtc_clear_all_blend_stages(sde_crtc);
memset(sde_crtc->mixers, 0, sizeof(sde_crtc->mixers));
sde_crtc->num_mixers = 0;
sde_crtc->mixers_swapped = false;