diff options
Diffstat (limited to 'drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c')
| -rw-r--r-- | drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 4ceb3421003c..54042754f011 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -16,6 +16,7 @@ #include <drm/drm_crtc.h> #include <drm/drm_file.h> #include <drm/drm_probe_helper.h> +#include <drm/drm_framebuffer.h> #include "msm_drv.h" #include "dpu_kms.h" @@ -26,6 +27,7 @@ #include "dpu_hw_dspp.h" #include "dpu_hw_dsc.h" #include "dpu_hw_merge3d.h" +#include "dpu_hw_cdm.h" #include "dpu_formats.h" #include "dpu_encoder_phys.h" #include "dpu_crtc.h" @@ -584,6 +586,7 @@ static int dpu_encoder_virt_atomic_check( struct drm_display_mode *adj_mode; struct msm_display_topology topology; struct dpu_global_state *global_state; + struct drm_framebuffer *fb; struct drm_dsc_config *dsc; int i = 0; int ret = 0; @@ -625,6 +628,22 @@ static int dpu_encoder_virt_atomic_check( topology = dpu_encoder_get_topology(dpu_enc, dpu_kms, adj_mode, crtc_state, dsc); /* + * Use CDM only for writeback at the moment as other interfaces cannot handle it. + * if writeback itself cannot handle cdm for some reason it will fail in its atomic_check() + * earlier. + */ + if (dpu_enc->disp_info.intf_type == INTF_WB && conn_state->writeback_job) { + fb = conn_state->writeback_job->fb; + + if (fb && DPU_FORMAT_IS_YUV(to_dpu_format(msm_framebuffer_format(fb)))) + topology.needs_cdm = true; + if (topology.needs_cdm && !dpu_enc->cur_master->hw_cdm) + crtc_state->mode_changed = true; + else if (!topology.needs_cdm && dpu_enc->cur_master->hw_cdm) + crtc_state->mode_changed = true; + } + + /* * Release and Allocate resources on every modeset * Dont allocate when active is false. */ @@ -1064,6 +1083,15 @@ static void dpu_encoder_virt_atomic_mode_set(struct drm_encoder *drm_enc, dpu_enc->dsc_mask = dsc_mask; + if (dpu_enc->disp_info.intf_type == INTF_WB && conn_state->writeback_job) { + struct dpu_hw_blk *hw_cdm = NULL; + + dpu_rm_get_assigned_resources(&dpu_kms->rm, global_state, + drm_enc->base.id, DPU_HW_BLK_CDM, + &hw_cdm, 1); + dpu_enc->cur_master->hw_cdm = hw_cdm ? to_dpu_hw_cdm(hw_cdm) : NULL; + } + cstate = to_dpu_crtc_state(crtc_state); for (i = 0; i < num_lm; i++) { @@ -2052,6 +2080,15 @@ void dpu_encoder_helper_phys_cleanup(struct dpu_encoder_phys *phys_enc) phys_enc->hw_pp->merge_3d->idx); } + if (phys_enc->hw_cdm) { + if (phys_enc->hw_cdm->ops.bind_pingpong_blk && phys_enc->hw_pp) + phys_enc->hw_cdm->ops.bind_pingpong_blk(phys_enc->hw_cdm, + PINGPONG_NONE); + if (phys_enc->hw_ctl->ops.update_pending_flush_cdm) + phys_enc->hw_ctl->ops.update_pending_flush_cdm(phys_enc->hw_ctl, + phys_enc->hw_cdm->idx); + } + if (dpu_enc->dsc) { dpu_encoder_unprep_dsc(dpu_enc); dpu_enc->dsc = NULL; |