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disp: msm: sde: program dither based on input data

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This change programs dither based on user mode input data and
reprograms the dither when device comes out of power collapse.

Change-Id: I83be20c8eb2dc2221cc57cd2395f6512338ff6ef
Signed-off-by: Narendra Muppalla <NarendraM@codeaurora.org>
This commit is contained in:
Narendra Muppalla
2019-07-05 18:28:49 -07:00
parent 52161a09b6
commit f402d8e542
7 changed files with 118 additions and 141 deletions
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106
msm/sde/sde_encoder.c
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@@ -2354,6 +2354,61 @@ static void _sde_encoder_virt_enable_helper(struct drm_encoder *drm_enc)
memset(&sde_enc->cur_conn_roi, 0, sizeof(sde_enc->cur_conn_roi));
}
static void _sde_encoder_setup_dither(struct sde_encoder_phys *phys)
{
void *dither_cfg = NULL;
int ret = 0, i = 0;
size_t len = 0;
enum sde_rm_topology_name topology;
struct drm_encoder *drm_enc;
struct msm_display_dsc_info *dsc = NULL;
struct sde_encoder_virt *sde_enc;
struct sde_hw_pingpong *hw_pp;
u32 bpp, bpc;
if (!phys || !phys->connector || !phys->hw_pp ||
!phys->hw_pp->ops.setup_dither || !phys->parent)
return;
topology = sde_connector_get_topology_name(phys->connector);
if ((topology == SDE_RM_TOPOLOGY_PPSPLIT) &&
(phys->split_role == ENC_ROLE_SLAVE))
return;
drm_enc = phys->parent;
sde_enc = to_sde_encoder_virt(drm_enc);
dsc = &sde_enc->mode_info.comp_info.dsc_info;
bpc = dsc->config.bits_per_component;
bpp = dsc->config.bits_per_pixel;
/* disable dither for 10 bpp or 10bpc dsc config */
if (bpp == 10 || bpc == 10) {
phys->hw_pp->ops.setup_dither(phys->hw_pp, NULL, 0);
return;
}
ret = sde_connector_get_dither_cfg(phys->connector,
phys->connector->state, &dither_cfg,
&len, sde_enc->idle_pc_restore);
/* skip reg writes when return values are invalid or no data */
if (ret && ret == -ENODATA)
return;
if (TOPOLOGY_DUALPIPE_MERGE_MODE(topology)) {
for (i = 0; i < MAX_CHANNELS_PER_ENC; i++) {
hw_pp = sde_enc->hw_pp[i];
phys->hw_pp->ops.setup_dither(hw_pp,
dither_cfg, len);
}
} else {
phys->hw_pp->ops.setup_dither(phys->hw_pp,
dither_cfg, len);
}
}
void sde_encoder_virt_restore(struct drm_encoder *drm_enc)
{
struct sde_encoder_virt *sde_enc = NULL;
@@ -2386,6 +2441,8 @@ void sde_encoder_virt_restore(struct drm_encoder *drm_enc)
if ((phys != sde_enc->cur_master) && phys->ops.restore)
phys->ops.restore(phys);
_sde_encoder_setup_dither(phys);
}
if (sde_enc->cur_master->ops.restore)
@@ -3452,55 +3509,6 @@ void sde_encoder_trigger_kickoff_pending(struct drm_encoder *drm_enc)
sde_enc->idle_pc_restore = false;
}
static void _sde_encoder_setup_dither(struct sde_encoder_phys *phys)
{
void *dither_cfg;
int ret = 0, i = 0;
size_t len = 0;
enum sde_rm_topology_name topology;
struct drm_encoder *drm_enc;
struct msm_display_dsc_info *dsc = NULL;
struct sde_encoder_virt *sde_enc;
struct sde_hw_pingpong *hw_pp;
u16 bpp;
if (!phys || !phys->connector || !phys->hw_pp ||
!phys->hw_pp->ops.setup_dither || !phys->parent)
return;
topology = sde_connector_get_topology_name(phys->connector);
if ((topology == SDE_RM_TOPOLOGY_PPSPLIT) &&
(phys->split_role == ENC_ROLE_SLAVE))
return;
drm_enc = phys->parent;
sde_enc = to_sde_encoder_virt(drm_enc);
dsc = &sde_enc->mode_info.comp_info.dsc_info;
/* disable dither for 10 bpp or 10bpc dsc config */
bpp = DSC_BPP(dsc->config);
if (bpp == 10 || dsc->config.bits_per_component == 10) {
phys->hw_pp->ops.setup_dither(phys->hw_pp, NULL, 0);
return;
}
ret = sde_connector_get_dither_cfg(phys->connector,
phys->connector->state, &dither_cfg, &len);
if (ret)
return;
if (TOPOLOGY_DUALPIPE_MERGE_MODE(topology)) {
for (i = 0; i < MAX_CHANNELS_PER_ENC; i++) {
hw_pp = sde_enc->hw_pp[i];
if (hw_pp) {
phys->hw_pp->ops.setup_dither(hw_pp, dither_cfg,
len);
}
}
} else {
phys->hw_pp->ops.setup_dither(phys->hw_pp, dither_cfg, len);
}
}
static u32 _sde_encoder_calculate_linetime(struct sde_encoder_virt *sde_enc,
struct drm_display_mode *mode)
{