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android / kernel / google-modules / lwis / fd706fc4e4e0d95b96e6992fd4fc3ed62f330061
commitfd706fc4e4e0d95b96e6992fd4fc3ed62f330061[log] [tgz]
authorEdmond Chung <edmondchung@google.com>Wed Sep 22 15:12:05 2021 -0700
committerEdmond Chung <edmondchung@google.com>Wed Sep 22 15:12:05 2021 -0700
treee81fa6b2fe30934c0e218a7ce6a4a0c6229edbde
parent6c78453b7fe30cfba92b2fac97750f2e076e42d3 [diff]
IOCTL: Do not access register when device is disabled in reset

DEVICE_RESET is allowed even when device is in disabled state. However,
there is an option for DEVICE_RESET to access registers. We need to
disallow register accesses if device is disabled. Otherwise, it could
lead to ITMON errors.

Bug: 195731663
Test: GCA, CTS
Signed-off-by: Edmond Chung <edmondchung@google.com>
Change-Id: I11cb4973bd03b00a2cf1f6222097d4e959a40e09
1 file changed
tree: e81fa6b2fe30934c0e218a7ce6a4a0c6229edbde
  1. platform/
  2. .clang-format
  3. Kbuild
  4. Kconfig
  5. lwis_buffer.c
  6. lwis_buffer.h
  7. lwis_clock.c
  8. lwis_clock.h
  9. lwis_commands.h
  10. lwis_debug.c
  11. lwis_debug.h
  12. lwis_device.c
  13. lwis_device.h
  14. lwis_device_dpm.c
  15. lwis_device_dpm.h
  16. lwis_device_i2c.c
  17. lwis_device_i2c.h
  18. lwis_device_ioreg.c
  19. lwis_device_ioreg.h
  20. lwis_device_slc.c
  21. lwis_device_slc.h
  22. lwis_device_top.c
  23. lwis_device_top.h
  24. lwis_dt.c
  25. lwis_dt.h
  26. lwis_event.c
  27. lwis_event.h
  28. lwis_gpio.c
  29. lwis_gpio.h
  30. lwis_i2c.c
  31. lwis_i2c.h
  32. lwis_init.h
  33. lwis_interrupt.c
  34. lwis_interrupt.h
  35. lwis_ioctl.c
  36. lwis_ioctl.h
  37. lwis_ioreg.c
  38. lwis_ioreg.h
  39. lwis_periodic_io.c
  40. lwis_periodic_io.h
  41. lwis_phy.c
  42. lwis_phy.h
  43. lwis_pinctrl.c
  44. lwis_pinctrl.h
  45. lwis_platform.h
  46. lwis_platform_dma.h
  47. lwis_regulator.c
  48. lwis_regulator.h
  49. lwis_transaction.c
  50. lwis_transaction.h
  51. lwis_util.c
  52. lwis_util.h
  53. Makefile