diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c index 74470d068622..a60fb8d3736b 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c @@ -36,10 +36,6 @@ #define DEFAULT_TEARCHECK_SYNC_THRESH_START 4 #define DEFAULT_TEARCHECK_SYNC_THRESH_CONTINUE 4 -#define DPU_ENC_WR_PTR_START_TIMEOUT_US 20000 - -#define DPU_ENC_MAX_POLL_TIMEOUT_US 2000 - static void dpu_encoder_phys_cmd_enable_te(struct dpu_encoder_phys *phys_enc); static bool dpu_encoder_phys_cmd_is_master(struct dpu_encoder_phys *phys_enc) @@ -574,28 +570,8 @@ static void dpu_encoder_phys_cmd_prepare_for_kickoff( atomic_read(&phys_enc->pending_kickoff_cnt)); } -static bool dpu_encoder_phys_cmd_is_ongoing_pptx( - struct dpu_encoder_phys *phys_enc) -{ - struct dpu_hw_pp_vsync_info info; - - if (!phys_enc) - return false; - - phys_enc->hw_pp->ops.get_vsync_info(phys_enc->hw_pp, &info); - if (info.wr_ptr_line_count > 0 && - info.wr_ptr_line_count < phys_enc->cached_mode.vdisplay) - return true; - - return false; -} - static void dpu_encoder_phys_cmd_enable_te(struct dpu_encoder_phys *phys_enc) { - struct dpu_encoder_phys_cmd *cmd_enc = - to_dpu_encoder_phys_cmd(phys_enc); - int trial = 0; - if (!phys_enc) return; if (!phys_enc->hw_pp) @@ -603,37 +579,11 @@ static void dpu_encoder_phys_cmd_enable_te(struct dpu_encoder_phys *phys_enc) if (!dpu_encoder_phys_cmd_is_master(phys_enc)) return; - /* If autorefresh is already disabled, we have nothing to do */ - if (!phys_enc->hw_pp->ops.get_autorefresh(phys_enc->hw_pp, NULL)) - return; - - /* - * If autorefresh is enabled, disable it and make sure it is safe to - * proceed with current frame commit/push. Sequence fallowed is, - * 1. Disable TE - * 2. Disable autorefresh config - * 4. Poll for frame transfer ongoing to be false - * 5. Enable TE back - */ - _dpu_encoder_phys_cmd_connect_te(phys_enc, false); - phys_enc->hw_pp->ops.setup_autorefresh(phys_enc->hw_pp, 0, false); - - do { - udelay(DPU_ENC_MAX_POLL_TIMEOUT_US); - if ((trial * DPU_ENC_MAX_POLL_TIMEOUT_US) - > (KICKOFF_TIMEOUT_MS * USEC_PER_MSEC)) { - DPU_ERROR_CMDENC(cmd_enc, - "disable autorefresh failed\n"); - break; - } - - trial++; - } while (dpu_encoder_phys_cmd_is_ongoing_pptx(phys_enc)); - - _dpu_encoder_phys_cmd_connect_te(phys_enc, true); - - DPU_DEBUG_CMDENC(to_dpu_encoder_phys_cmd(phys_enc), - "disabled autorefresh\n"); + if (phys_enc->hw_pp->ops.disable_autorefresh) { + phys_enc->hw_pp->ops.disable_autorefresh(phys_enc->hw_pp, + DRMID(phys_enc->parent), + phys_enc->cached_mode.vdisplay); + } } static int _dpu_encoder_phys_cmd_wait_for_ctl_start( diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.c index 1dcbb75b80d3..e366d752bd07 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.c @@ -210,6 +210,49 @@ static u32 dpu_hw_pp_get_line_count(struct dpu_hw_pingpong *pp) return line; } +static void dpu_hw_pp_disable_autorefresh(struct dpu_hw_pingpong *pp, + uint32_t encoder_id, u16 vdisplay) +{ + struct dpu_hw_pp_vsync_info info; + int trial = 0; + + /* If autorefresh is already disabled, we have nothing to do */ + if (!dpu_hw_pp_get_autorefresh_config(pp, NULL)) + return; + + /* + * If autorefresh is enabled, disable it and make sure it is safe to + * proceed with current frame commit/push. Sequence followed is, + * 1. Disable TE + * 2. Disable autorefresh config + * 4. Poll for frame transfer ongoing to be false + * 5. Enable TE back + */ + + dpu_hw_pp_connect_external_te(pp, false); + dpu_hw_pp_setup_autorefresh_config(pp, 0, false); + + do { + udelay(DPU_ENC_MAX_POLL_TIMEOUT_US); + if ((trial * DPU_ENC_MAX_POLL_TIMEOUT_US) + > (KICKOFF_TIMEOUT_MS * USEC_PER_MSEC)) { + DPU_ERROR("enc%d pp%d disable autorefresh failed\n", + encoder_id, pp->idx - PINGPONG_0); + break; + } + + trial++; + + dpu_hw_pp_get_vsync_info(pp, &info); + } while (info.wr_ptr_line_count > 0 && + info.wr_ptr_line_count < vdisplay); + + dpu_hw_pp_connect_external_te(pp, true); + + DPU_DEBUG("enc%d pp%d disabled autorefresh\n", + encoder_id, pp->idx - PINGPONG_0); +} + static int dpu_hw_pp_dsc_enable(struct dpu_hw_pingpong *pp) { struct dpu_hw_blk_reg_map *c = &pp->hw; @@ -242,10 +285,8 @@ static void _setup_pingpong_ops(struct dpu_hw_pingpong *c, c->ops.setup_tearcheck = dpu_hw_pp_setup_te_config; c->ops.enable_tearcheck = dpu_hw_pp_enable_te; c->ops.connect_external_te = dpu_hw_pp_connect_external_te; - c->ops.get_vsync_info = dpu_hw_pp_get_vsync_info; - c->ops.setup_autorefresh = dpu_hw_pp_setup_autorefresh_config; - c->ops.get_autorefresh = dpu_hw_pp_get_autorefresh_config; c->ops.get_line_count = dpu_hw_pp_get_line_count; + c->ops.disable_autorefresh = dpu_hw_pp_disable_autorefresh; c->ops.setup_dsc = dpu_hw_pp_setup_dsc; c->ops.enable_dsc = dpu_hw_pp_dsc_enable; c->ops.disable_dsc = dpu_hw_pp_dsc_disable; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.h index 42af9e5b865e..336d383f8b64 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.h @@ -61,9 +61,6 @@ struct dpu_hw_dither_cfg { * Assumption is these functions will be called after clocks are enabled * @setup_tearcheck : program tear check values * @enable_tearcheck : enables tear check - * @get_vsync_info : retries timing info of the panel - * @setup_autorefresh : configure and enable the autorefresh config - * @get_autorefresh : retrieve autorefresh config from hardware * @setup_dither : function to program the dither hw block * @get_line_count: obtain current vertical line counter */ @@ -88,30 +85,16 @@ struct dpu_hw_pingpong_ops { int (*connect_external_te)(struct dpu_hw_pingpong *pp, bool enable_external_te); - /** - * provides the programmed and current - * line_count - */ - int (*get_vsync_info)(struct dpu_hw_pingpong *pp, - struct dpu_hw_pp_vsync_info *info); - - /** - * configure and enable the autorefresh config - */ - void (*setup_autorefresh)(struct dpu_hw_pingpong *pp, - u32 frame_count, bool enable); - - /** - * retrieve autorefresh config from hardware - */ - bool (*get_autorefresh)(struct dpu_hw_pingpong *pp, - u32 *frame_count); - /** * Obtain current vertical line counter */ u32 (*get_line_count)(struct dpu_hw_pingpong *pp); + /** + * Disable autorefresh if enabled + */ + void (*disable_autorefresh)(struct dpu_hw_pingpong *pp, uint32_t encoder_id, u16 vdisplay); + /** * Setup dither matix for pingpong block */ diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h index 15111e433f21..cd6287524557 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h @@ -118,6 +118,10 @@ struct vsync_info { u32 line_count; }; +#define DPU_ENC_WR_PTR_START_TIMEOUT_US 20000 + +#define DPU_ENC_MAX_POLL_TIMEOUT_US 2000 + #define to_dpu_kms(x) container_of(x, struct dpu_kms, base) #define to_dpu_global_state(x) container_of(x, struct dpu_global_state, base)