evie/android_kernel_oneplus_msm8998
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Merge "msm: mdss: fix display port crash caused by hpd_irq attention event"

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Linux Build Service Account 2017-05-16 06:49:36 -07:00 • committed by Gerrit - the friendly Code Review server
commit ec43abcb48
1 changed files with 6 additions and 0 deletions
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6
drivers/video/fbdev/msm/mdss_dp.c
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@ -3943,6 +3943,12 @@ static int mdss_dp_process_hpd_irq_high(struct mdss_dp_drv_pdata *dp)
{ {
int ret = 0; int ret = 0;
/* In case of HPD_IRQ events without DP link being turned on such as
* adb shell stop, skip handling hpd_irq event.
*/
if (!dp->dp_initialized)
goto exit;
pr_debug("start\n"); pr_debug("start\n");
dp->hpd_irq_on = true; dp->hpd_irq_on = true;