diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2020-09-15 14:49:23 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-09-15 15:33:54 +0100 |
| commit | 4ff64bcfe2b11be52a3fceb6b5c23d7be7916362 (patch) | |
| tree | f9f65a982ef92ae41a7184e9b096c9a8c18f7b26 /drivers/gpu/drm/i915/gt/intel_lrc_reg.h | |
| parent | 884c40741234c12533caf344997c895ee1c37d60 (diff) | |
drm/i915/gt: Use a mmio read of the CSB in case of failure
If we find the GPU didn't update the CSB within 50us, we currently fail
and eventually reset the GPU. Lets report the value from the mmio space
as a last resort, it may just stave off an unnecessary GPU reset.
References: HSDES#22011327657
Suggested-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200915134923.30088-4-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_lrc_reg.h')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_lrc_reg.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc_reg.h b/drivers/gpu/drm/i915/gt/intel_lrc_reg.h index 93cb6c460508..1b51f7b9a5c3 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc_reg.h +++ b/drivers/gpu/drm/i915/gt/intel_lrc_reg.h @@ -49,4 +49,7 @@ #define GEN11_CTX_RCS_INDIRECT_CTX_OFFSET_DEFAULT 0x1A #define GEN12_CTX_RCS_INDIRECT_CTX_OFFSET_DEFAULT 0xD +#define GEN8_EXECLISTS_STATUS_BUF 0x370 +#define GEN11_EXECLISTS_STATUS_BUF2 0x3c0 + #endif /* _INTEL_LRC_REG_H_ */ |