diff options
| -rw-r--r-- | drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c | 57 |
2 files changed, 57 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h index d68e92d71afe..5653917bcc9d 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h @@ -104,6 +104,7 @@ struct mdp5_plane_state { struct drm_plane_state base; struct mdp5_hw_pipe *hwpipe; + struct mdp5_hw_pipe *r_hwpipe; /* right hwpipe */ /* aligned with property */ uint8_t premultiplied; diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c index 297597472802..caedb9faeae2 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c @@ -177,9 +177,14 @@ mdp5_plane_atomic_print_state(struct drm_printer *p, const struct drm_plane_state *state) { struct mdp5_plane_state *pstate = to_mdp5_plane_state(state); + struct mdp5_kms *mdp5_kms = get_kms(state->plane); drm_printf(p, "\thwpipe=%s\n", pstate->hwpipe ? pstate->hwpipe->name : "(null)"); + if (mdp5_kms->caps & MDP_CAP_SRC_SPLIT) + drm_printf(p, "\tright-hwpipe=%s\n", + pstate->r_hwpipe ? pstate->r_hwpipe->name : + "(null)"); drm_printf(p, "\tpremultiplied=%u\n", pstate->premultiplied); drm_printf(p, "\tzpos=%u\n", pstate->zpos); drm_printf(p, "\talpha=%u\n", pstate->alpha); @@ -299,7 +304,9 @@ static int mdp5_plane_atomic_check_with_state(struct drm_crtc_state *crtc_state, struct drm_plane_state *old_state = plane->state; struct mdp5_cfg *config = mdp5_cfg_get_config(get_kms(plane)->cfg); bool new_hwpipe = false; + bool need_right_hwpipe = false; uint32_t max_width, max_height; + bool out_of_bounds = false; uint32_t caps = 0; struct drm_rect clip; int min_scale, max_scale; @@ -312,7 +319,23 @@ static int mdp5_plane_atomic_check_with_state(struct drm_crtc_state *crtc_state, max_height = config->hw->lm.max_height << 16; /* Make sure source dimensions are within bounds. */ - if ((state->src_w > max_width) || (state->src_h > max_height)) { + if (state->src_h > max_height) + out_of_bounds = true; + + if (state->src_w > max_width) { + /* If source split is supported, we can go up to 2x + * the max LM width, but we'd need to stage another + * hwpipe to the right LM. So, the drm_plane would + * consist of 2 hwpipes. + */ + if (config->hw->mdp.caps & MDP_CAP_SRC_SPLIT && + (state->src_w <= 2 * max_width)) + need_right_hwpipe = true; + else + out_of_bounds = true; + } + + if (out_of_bounds) { struct drm_rect src = drm_plane_state_src(state); DBG("Invalid source size "DRM_RECT_FP_FMT, DRM_RECT_FP_ARG(&src)); @@ -363,6 +386,15 @@ static int mdp5_plane_atomic_check_with_state(struct drm_crtc_state *crtc_state, if (!mdp5_state->hwpipe || (caps & ~mdp5_state->hwpipe->caps)) new_hwpipe = true; + /* + * (re)allocte hw pipe if we're either requesting for 2 hw pipes + * or we're switching from 2 hw pipes to 1 hw pipe because the + * new src_w can be supported by 1 hw pipe itself. + */ + if ((need_right_hwpipe && !mdp5_state->r_hwpipe) || + (!need_right_hwpipe && mdp5_state->r_hwpipe)) + new_hwpipe = true; + if (mdp5_kms->smp) { const struct mdp_format *format = to_mdp_format(msm_framebuffer_format(state->fb)); @@ -381,13 +413,36 @@ static int mdp5_plane_atomic_check_with_state(struct drm_crtc_state *crtc_state, * it available for other planes? */ struct mdp5_hw_pipe *old_hwpipe = mdp5_state->hwpipe; + struct mdp5_hw_pipe *old_right_hwpipe = + mdp5_state->r_hwpipe; + mdp5_state->hwpipe = mdp5_pipe_assign(state->state, plane, caps, blkcfg); if (IS_ERR(mdp5_state->hwpipe)) { DBG("%s: failed to assign hwpipe!", plane->name); return PTR_ERR(mdp5_state->hwpipe); } + + if (need_right_hwpipe) { + mdp5_state->r_hwpipe = + mdp5_pipe_assign(state->state, plane, + caps, blkcfg); + if (IS_ERR(mdp5_state->r_hwpipe)) { + DBG("%s: failed to assign right hwpipe", + plane->name); + return PTR_ERR(mdp5_state->r_hwpipe); + } + } else { + /* + * set it to NULL so that the driver knows we + * don't have a right hwpipe when committing a + * new state + */ + mdp5_state->r_hwpipe = NULL; + } + mdp5_pipe_release(state->state, old_hwpipe); + mdp5_pipe_release(state->state, old_right_hwpipe); } } |