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disp: msm: sde: update autorefresh disable seq-2

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Update autorefresh disable sequence-2 by avoiding
tearcheck enable configuration. Updated sequence
will trigger the frame by resetting the write
line count with tearcheck start position.

Change-Id: I984251c0cb23475f20cd5ea62122a167324d6670
Signed-off-by: Dhaval Patel <pdhaval@codeaurora.org>
This commit is contained in:
Dhaval Patel
2020-02-10 15:30:11 -08:00
committed by Gerrit - the friendly Code Review server
parent 1a9e3bae54
commit e7123aec1c
3 changed files with 71 additions and 49 deletions
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86
msm/sde/sde_encoder_phys_cmd.c
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@@ -1783,8 +1783,11 @@ static void _sde_encoder_autorefresh_disable_seq2(
u32 autorefresh_status = 0;
struct sde_encoder_phys_cmd *cmd_enc =
to_sde_encoder_phys_cmd(phys_enc);
struct intf_tear_status tear_status;
struct sde_hw_intf *hw_intf = phys_enc->hw_intf;
if (!hw_mdp->ops.get_autorefresh_status) {
if (!hw_mdp->ops.get_autorefresh_status ||
!hw_intf->ops.check_and_reset_tearcheck) {
SDE_DEBUG_CMDENC(cmd_enc,
"autofresh disable seq2 not supported\n");
return;
@@ -1793,10 +1796,11 @@ static void _sde_encoder_autorefresh_disable_seq2(
/*
* If autorefresh is still enabled after sequence-1, proceed with
* below sequence-2.
* 1. Disable TEAR CHECK
* 2. Disable autorefresh config
* 4. Poll for autorefresh to be disabled
* 5. Enable TEAR CHECK
* 1. Disable autorefresh config
* 2. Run in loop:
* 2.1 Poll for autorefresh to be disabled
* 2.2 Log read and write count status
* 2.3 Replace te write count with start_pos to meet trigger window
*/
autorefresh_status = hw_mdp->ops.get_autorefresh_status(hw_mdp,
phys_enc->intf_idx);
@@ -1813,52 +1817,36 @@ static void _sde_encoder_autorefresh_disable_seq2(
autorefresh_status, SDE_EVTLOG_FUNC_CASE2);
}
if (autorefresh_status & BIT(7)) {
SDE_ERROR_CMDENC(cmd_enc, "autofresh status:0x%x intf:%d\n",
autorefresh_status, phys_enc->intf_idx - INTF_0);
if (phys_enc->has_intf_te &&
phys_enc->hw_intf->ops.enable_tearcheck)
phys_enc->hw_intf->ops.enable_tearcheck(
phys_enc->hw_intf, false);
else if (phys_enc->hw_pp->ops.enable_tearcheck)
phys_enc->hw_pp->ops.enable_tearcheck(
phys_enc->hw_pp, false);
_sde_encoder_phys_cmd_config_autorefresh(phys_enc, 0);
do {
usleep_range(AUTOREFRESH_SEQ2_POLL_TIME,
AUTOREFRESH_SEQ2_POLL_TIME + 1);
if ((trial * AUTOREFRESH_SEQ2_POLL_TIME)
> AUTOREFRESH_SEQ2_POLL_TIMEOUT) {
SDE_ERROR_CMDENC(cmd_enc,
"disable autorefresh failed\n");
SDE_DBG_DUMP("all", "dbg_bus", "vbif_dbg_bus",
"panic");
break;
}
trial++;
autorefresh_status =
hw_mdp->ops.get_autorefresh_status(hw_mdp,
phys_enc->intf_idx);
while (autorefresh_status & BIT(7)) {
if (!trial) {
SDE_ERROR_CMDENC(cmd_enc,
"autofresh status:0x%x intf:%d\n",
autorefresh_status,
phys_enc->intf_idx - INTF_0);
SDE_EVT32(DRMID(phys_enc->parent),
phys_enc->intf_idx - INTF_0,
autorefresh_status);
} while (autorefresh_status & BIT(7));
"autofresh status:0x%x intf:%d\n", autorefresh_status,
phys_enc->intf_idx - INTF_0);
if (phys_enc->has_intf_te &&
phys_enc->hw_intf->ops.enable_tearcheck)
phys_enc->hw_intf->ops.enable_tearcheck(
phys_enc->hw_intf, true);
else if (phys_enc->hw_pp->ops.enable_tearcheck)
phys_enc->hw_pp->ops.enable_tearcheck(
phys_enc->hw_pp, true);
_sde_encoder_phys_cmd_config_autorefresh(phys_enc, 0);
}
usleep_range(AUTOREFRESH_SEQ2_POLL_TIME,
AUTOREFRESH_SEQ2_POLL_TIME + 1);
if ((trial * AUTOREFRESH_SEQ2_POLL_TIME)
> AUTOREFRESH_SEQ2_POLL_TIMEOUT) {
SDE_ERROR_CMDENC(cmd_enc,
"disable autorefresh failed\n");
SDE_DBG_DUMP("all", "dbg_bus", "vbif_dbg_bus", "panic");
break;
}
trial++;
autorefresh_status = hw_mdp->ops.get_autorefresh_status(hw_mdp,
phys_enc->intf_idx);
hw_intf->ops.check_and_reset_tearcheck(hw_intf, &tear_status);
SDE_ERROR_CMDENC(cmd_enc,
"autofresh status:0x%x intf:%d tear_read:0x%x tear_write:0x%x\n",
autorefresh_status, phys_enc->intf_idx - INTF_0,
tear_status.read_count, tear_status.write_count);
SDE_EVT32(DRMID(phys_enc->parent), phys_enc->intf_idx - INTF_0,
autorefresh_status, tear_status.read_count,
tear_status.write_count);
}
}