Skip to content
Snippets Groups Projects
Select Git revision
  • 8a4518db73ec92bbe9e0b66ee4975a1e2ffb51f5
  • master default protected
  • android-msm-bullhead-3.10-nougat_kgdb_less_changes
  • android-msm-bullhead-3.10-nougat_kgdb
  • android-msm-bullhead-3.10-nougat_klist
  • android-4.4
  • android-msm-vega-4.4-oreo-daydream
  • android-msm-wahoo-4.4-p-preview-5
  • android-msm-wahoo-4.4-pie
  • android-msm-marlin-3.18-p-preview-5
  • android-msm-marlin-3.18-pie
  • android-msm-wahoo-2018.07-oreo-m2
  • android-msm-wahoo-2018.07-oreo-m4
  • android-msm-wahoo-4.4-p-preview-4
  • android-msm-bullhead-3.10-oreo-m6
  • android-msm-angler-3.10-oreo-m6
  • android-msm-marlin-3.18-p-preview-4
  • android-msm-stargazer-3.18-oreo-wear-dr
  • android-msm-catshark-3.18-oreo-wear-dr
  • android-msm-wahoo-4.4-oreo-m2
  • android-msm-wahoo-4.4-oreo-m4
  • android-daydreamos-8.0.0_r0.5
  • android-8.1.0_r0.92
  • android-8.1.0_r0.91
  • android-daydreamos-8.0.0_r0.4
  • android-p-preview-5_r0.2
  • android-p-preview-5_r0.1
  • android-9.0.0_r0.5
  • android-9.0.0_r0.4
  • android-9.0.0_r0.2
  • android-9.0.0_r0.1
  • android-8.1.0_r0.81
  • android-8.1.0_r0.80
  • android-8.1.0_r0.78
  • android-8.1.0_r0.76
  • android-8.1.0_r0.75
  • android-8.1.0_r0.72
  • android-8.1.0_r0.70
  • android-p-preview-4_r0.2
  • android-p-preview-4_r0.1
  • android-wear-8.0.0_r0.30
41 results

AndroidKernelMSM

user avatar
Naveen Ramaraj authored
The wakeup variable keeps track of the 2 edge interrupts needed to detect
wakeup from deep sleep, when the second edge interrupt is detected the
wake byte is injected into the tty buffer.
On some boards due to noisy GPIO pins an interrupt is detected as soon as
the wakeup irq is enabled and before the variable is reset leading to
bogus wakeup bytes being injected into the serial buffer.
To protect against this, make sure the wakeup interrupt is enabled after
all the state variables are reset to protect against spurious wakeups.

Bug: 36816191
Change-Id: I8002a67d8d9cb41709049ff34f35717f3dd0acd0
Acked-by: default avatarYijiang Yuan <yijiangy@qti.qualcomm.com>
Signed-off-by: default avatarGirish Mahadevan <girishm@codeaurora.org>
Signed-off-by: default avatarNaveen Ramaraj <nramaraj@codeaurora.org>
f096bb2e
History
Name Last commit Last update