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Merge tag 'LA.UM.9.14.r1-24200-LAHAINA.QSSI13.0' of https://git.codelinaro.org/clo/la/platform/vendor/opensource/display-drivers into android13-5.4-lahaina

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"LA.UM.9.14.r1-24200-LAHAINA.QSSI13.0"

* tag 'LA.UM.9.14.r1-24200-LAHAINA.QSSI13.0' of https://git.codelinaro.org/clo/la/platform/vendor/opensource/display-drivers:
  disp: msm: sde: program read pointer after configuring vsync_counter_en

Change-Id: I4d7e2a8c137e8ac6c608e3cc37f5ac3758211480
This commit is contained in:
Michael Bestas 2024-03-23 17:42:23 +02:00
commit f49eef3f77
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1 changed files with 4 additions and 2 deletions
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6
techpack/display/msm/sde/sde_hw_intf.c
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@ -565,8 +565,6 @@ static int sde_hw_intf_setup_te_config(struct sde_hw_intf *intf,
* less than 2^16 vsync clk cycles.
*/
spin_lock(&tearcheck_spinlock);
SDE_REG_WRITE(c, INTF_TEAR_SYNC_WRCOUNT,
(te->start_pos + te->sync_threshold_start + 1));
SDE_REG_WRITE(c, INTF_TEAR_SYNC_CONFIG_VSYNC, cfg);
wmb(); /* disable vsync counter before updating single buffer registers */
SDE_REG_WRITE(c, INTF_TEAR_SYNC_CONFIG_HEIGHT, te->sync_cfg_height);
@ -579,6 +577,10 @@ static int sde_hw_intf_setup_te_config(struct sde_hw_intf *intf,
te->sync_threshold_start));
cfg |= BIT(19); /* VSYNC_COUNTER_EN */
SDE_REG_WRITE(c, INTF_TEAR_SYNC_CONFIG_VSYNC, cfg);
wmb(); /* ensure vsync_counter_en is written */
SDE_REG_WRITE(c, INTF_TEAR_SYNC_WRCOUNT,
(te->start_pos + te->sync_threshold_start + 1));
spin_unlock(&tearcheck_spinlock);
return 0;