Replace custom plane zpos property with drm core zpos property. CRTC relies on the normalized zpos values to configure blend stages of each plane.
changes in v2: - Move out unrelated changes in plane init (Sean Paul)
Signed-off-by: Jeykumar Sankaran jsanka@codeaurora.org --- drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 36 +------------------------------ drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c | 16 +++++++++++--- 2 files changed, 14 insertions(+), 38 deletions(-)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c index 24bf9c4..48361fb 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c @@ -2582,24 +2582,6 @@ struct plane_state { u32 pipe_id; };
-static int pstate_cmp(const void *a, const void *b) -{ - struct plane_state *pa = (struct plane_state *)a; - struct plane_state *pb = (struct plane_state *)b; - int rc = 0; - int pa_zpos, pb_zpos; - - pa_zpos = dpu_plane_get_property(pa->dpu_pstate, PLANE_PROP_ZPOS); - pb_zpos = dpu_plane_get_property(pb->dpu_pstate, PLANE_PROP_ZPOS); - - if (pa_zpos != pb_zpos) - rc = pa_zpos - pb_zpos; - else - rc = pa->drm_pstate->crtc_x - pb->drm_pstate->crtc_x; - - return rc; -} - static int dpu_crtc_atomic_check(struct drm_crtc *crtc, struct drm_crtc_state *state) { @@ -2665,8 +2647,7 @@ static int dpu_crtc_atomic_check(struct drm_crtc *crtc,
pstates[cnt].dpu_pstate = to_dpu_plane_state(pstate); pstates[cnt].drm_pstate = pstate; - pstates[cnt].stage = dpu_plane_get_property( - pstates[cnt].dpu_pstate, PLANE_PROP_ZPOS); + pstates[cnt].stage = pstate->normalized_zpos; pstates[cnt].pipe_id = dpu_plane_pipe(plane);
/* check dim layer stage with every plane */ @@ -2722,21 +2703,6 @@ static int dpu_crtc_atomic_check(struct drm_crtc *crtc, } }
- /* assign mixer stages based on sorted zpos property */ - sort(pstates, cnt, sizeof(pstates[0]), pstate_cmp, NULL); - - if (!dpu_is_custom_client()) { - int stage_old = pstates[0].stage; - - z_pos = 0; - for (i = 0; i < cnt; i++) { - if (stage_old != pstates[i].stage) - ++z_pos; - stage_old = pstates[i].stage; - pstates[i].stage = z_pos; - } - } - z_pos = -1; for (i = 0; i < cnt; i++) { /* reset counts at every new blend stage */ diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c index 36e3c15..28735c8 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c @@ -59,6 +59,7 @@ #define DPU_NAME_SIZE 12
#define DPU_PLANE_COLOR_FILL_FLAG BIT(31) +#define DPU_ZPOS_MAX 255
/* multirect rect index */ enum { @@ -1518,9 +1519,6 @@ static void _dpu_plane_install_properties(struct drm_plane *plane, /* reserve zpos == 0 for primary planes */ zpos_def = drm_plane_index(plane) + 1; } - - msm_property_install_range(&pdpu->property_info, "zpos", - 0x0, 0, zpos_max, zpos_def, PLANE_PROP_ZPOS); }
static int dpu_plane_atomic_set_property(struct drm_plane *plane, @@ -1958,6 +1956,7 @@ struct drm_plane *dpu_plane_init(struct drm_device *dev, struct msm_drm_private *priv; struct dpu_kms *kms; enum drm_plane_type type; + int zpos_max = DPU_ZPOS_MAX; int ret = -EINVAL;
if (!dev) { @@ -2051,6 +2050,17 @@ struct drm_plane *dpu_plane_init(struct drm_device *dev,
pdpu->catalog = kms->catalog;
+ if (kms->catalog->mixer_count && + kms->catalog->mixer[0].sblk->maxblendstages) { + zpos_max = kms->catalog->mixer[0].sblk->maxblendstages - 1; + if (zpos_max > DPU_STAGE_MAX - DPU_STAGE_0 - 1) + zpos_max = DPU_STAGE_MAX - DPU_STAGE_0 - 1; + } + + ret = drm_plane_create_zpos_property(plane, 0, 0, zpos_max); + if (ret) + DPU_ERROR("failed to install zpos property, rc = %d\n", ret); + /* success! finalize initialization */ drm_plane_helper_add(plane, &dpu_plane_helper_funcs);