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Merge "disp: msm: sde: fix video mode prefill lines for RSCC"

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This commit is contained in:
qctecmdr
2019-11-02 09:08:46 -07:00
committed by Gerrit - the friendly Code Review server
parent 7139bedc5a b1c9d65e3d
commit b269dd05bc
2 changed files with 22 additions and 7 deletions
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26
msm/sde/sde_encoder.c
View File

@@ -1928,11 +1928,13 @@ static int _sde_encoder_update_rsc_client(
struct drm_crtc *crtc; struct drm_crtc *crtc;
enum sde_rsc_state rsc_state = SDE_RSC_IDLE_STATE; enum sde_rsc_state rsc_state = SDE_RSC_IDLE_STATE;
struct sde_rsc_cmd_config *rsc_config; struct sde_rsc_cmd_config *rsc_config;
int ret, prefill_lines; int ret;
struct msm_display_info *disp_info; struct msm_display_info *disp_info;
struct msm_mode_info *mode_info; struct msm_mode_info *mode_info;
int wait_vblank_crtc_id = SDE_RSC_INVALID_CRTC_ID; int wait_vblank_crtc_id = SDE_RSC_INVALID_CRTC_ID;
u32 qsync_mode = 0; u32 qsync_mode = 0, v_front_porch;
struct drm_display_mode *mode;
bool is_vid_mode;
if (!drm_enc || !drm_enc->dev) { if (!drm_enc || !drm_enc->dev) {
SDE_ERROR("invalid encoder arguments\n"); SDE_ERROR("invalid encoder arguments\n");
@@ -1977,17 +1979,31 @@ static int _sde_encoder_update_rsc_client(
SDE_EVT32(rsc_state, qsync_mode); SDE_EVT32(rsc_state, qsync_mode);
prefill_lines = mode_info->prefill_lines; is_vid_mode = sde_encoder_check_curr_mode(&sde_enc->base,
MSM_DISPLAY_VIDEO_MODE);
mode = &sde_enc->crtc->state->mode;
v_front_porch = mode->vsync_start - mode->vdisplay;
/* compare specific items and reconfigure the rsc */ /* compare specific items and reconfigure the rsc */
if ((rsc_config->fps != mode_info->frame_rate) || if ((rsc_config->fps != mode_info->frame_rate) ||
(rsc_config->vtotal != mode_info->vtotal) || (rsc_config->vtotal != mode_info->vtotal) ||
(rsc_config->prefill_lines != prefill_lines) || (rsc_config->prefill_lines != mode_info->prefill_lines) ||
(rsc_config->jitter_numer != mode_info->jitter_numer) || (rsc_config->jitter_numer != mode_info->jitter_numer) ||
(rsc_config->jitter_denom != mode_info->jitter_denom)) { (rsc_config->jitter_denom != mode_info->jitter_denom)) {
rsc_config->fps = mode_info->frame_rate; rsc_config->fps = mode_info->frame_rate;
rsc_config->vtotal = mode_info->vtotal; rsc_config->vtotal = mode_info->vtotal;
rsc_config->prefill_lines = prefill_lines; /*
* for video mode, prefill lines should not go beyond vertical
* front porch for RSCC configuration. This will ensure bw
* downvotes are not sent within the active region. Additional
* -1 is to give one line time for rscc mode min_threshold.
*/
if (is_vid_mode && (mode_info->prefill_lines >= v_front_porch))
rsc_config->prefill_lines = v_front_porch - 1;
else
rsc_config->prefill_lines = mode_info->prefill_lines;
rsc_config->jitter_numer = mode_info->jitter_numer; rsc_config->jitter_numer = mode_info->jitter_numer;
rsc_config->jitter_denom = mode_info->jitter_denom; rsc_config->jitter_denom = mode_info->jitter_denom;
sde_enc->rsc_state_init = false; sde_enc->rsc_state_init = false;

3
msm/sde_rsc.c
View File

@@ -311,8 +311,7 @@ static u32 sde_rsc_timer_calculate(struct sde_rsc_priv *rsc,
default_prefill_lines = (rsc->cmd_config.fps * default_prefill_lines = (rsc->cmd_config.fps *
DEFAULT_PANEL_MIN_V_PREFILL) / DEFAULT_PANEL_FPS; DEFAULT_PANEL_MIN_V_PREFILL) / DEFAULT_PANEL_FPS;
if ((state == SDE_RSC_CMD_STATE) || if ((state == SDE_RSC_CMD_STATE) || !rsc->cmd_config.prefill_lines)
(rsc->cmd_config.prefill_lines < default_prefill_lines))
rsc->cmd_config.prefill_lines = default_prefill_lines; rsc->cmd_config.prefill_lines = default_prefill_lines;
pr_debug("frame fps:%d jitter_numer:%d jitter_denom:%d vtotal:%d prefill lines:%d\n", pr_debug("frame fps:%d jitter_numer:%d jitter_denom:%d vtotal:%d prefill lines:%d\n",