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| author | Jonathan Marek <jonathan@marek.ca> | 2020-06-29 20:10:06 -0400 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org> | 2020-07-31 06:46:16 -0700 |
| commit | 142639a52a01e90c512a9a8d2156997e02a65b53 (patch) | |
| tree | 9e4318139a4edeff0d433857ad68ad98dcaae8ff /drivers/gpu/drm/msm/adreno/a6xx_gmu.h | |
| parent | 62a35e81c2c1bae04fdefde56f2a92dd3e56164d (diff) | |
| download | linux-stable-142639a52a01e90c512a9a8d2156997e02a65b53.tar.gz linux-stable-142639a52a01e90c512a9a8d2156997e02a65b53.tar.bz2 linux-stable-142639a52a01e90c512a9a8d2156997e02a65b53.zip | |
drm/msm/a6xx: fix crashstate capture for A650
A650 has a separate RSCC region, so dump RSCC registers separately, reading
them from the RSCC base. Without this change a GPU hang will cause a system
reset if CONFIG_DEV_COREDUMP is enabled.
Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Reviewed-by: Jordan Crouse <jcrouse@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu/drm/msm/adreno/a6xx_gmu.h')
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/a6xx_gmu.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.h b/drivers/gpu/drm/msm/adreno/a6xx_gmu.h index 47df4745db50..c6d2bced8e5d 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.h +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.h @@ -127,6 +127,11 @@ static inline u64 gmu_read64(struct a6xx_gmu *gmu, u32 lo, u32 hi) readl_poll_timeout((gmu)->mmio + ((addr) << 2), val, cond, \ interval, timeout) +static inline u32 gmu_read_rscc(struct a6xx_gmu *gmu, u32 offset) +{ + return msm_readl(gmu->rscc + (offset << 2)); +} + static inline void gmu_write_rscc(struct a6xx_gmu *gmu, u32 offset, u32 value) { return msm_writel(value, gmu->rscc + (offset << 2)); |