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disp: msm: sde: update back to back atomic check polling

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In case of back to back atomic check only commit with modeset
handling, enable client to retry same commit and increase
timeout value used in polling for clear of rsvp-next.

Change-Id: Ied7acfbf0fe1f68282cfc36cdadf2d6aec6db40a
Signed-off-by: Prabhanjan Kandula <pkandula@codeaurora.org>
This commit is contained in:
Prabhanjan Kandula
2021-05-04 14:04:58 -07:00
committed by Gerrit - the friendly Code Review server
parent 1416c5d0cc
commit 7c5fde4c27
2 changed files with 8 additions and 7 deletions
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9
msm/sde/sde_rm.c
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@@ -37,7 +37,7 @@
#define IS_COMPATIBLE_PP_DSC(p, d) (p % 2 == d % 2)
/* ~one vsync poll time for rsvp_nxt to cleared by modeset from commit thread */
#define RM_NXT_CLEAR_POLL_TIMEOUT_US 16600
#define RM_NXT_CLEAR_POLL_TIMEOUT_US 33000
/**
* toplogy information to be used when ctl path version does not
@@ -2570,7 +2570,7 @@ int sde_rm_reserve(
SDE_DEBUG("reserving hw for conn %d enc %d crtc %d test_only %d\n",
conn_state->connector->base.id, enc->base.id,
crtc_state->crtc->base.id, test_only);
SDE_EVT32(enc->base.id, conn_state->connector->base.id);
SDE_EVT32(enc->base.id, conn_state->connector->base.id, test_only);
mutex_lock(&rm->rm_lock);
@@ -2590,9 +2590,10 @@ int sde_rm_reserve(
if (test_only && rsvp_cur && rsvp_nxt) {
rsvp_nxt = _sde_rm_poll_get_rsvp_nxt_locked(rm, enc);
if (rsvp_nxt) {
SDE_ERROR("poll timeout cur %d nxt %d enc %d\n",
pr_err("poll timeout cur %d nxt %d enc %d\n",
rsvp_cur->seq, rsvp_nxt->seq, enc->base.id);
ret = -EINVAL;
SDE_EVT32(enc->base.id, rsvp_cur->seq, rsvp_nxt->seq, SDE_EVTLOG_ERROR);
ret = -EAGAIN;
goto end;
}
}