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drm/i915/gen11: Add additional pcode status values 

I don't think we've ever hit these new error codes, but they're
documented in the gen11 pcode document, so we might as well add them to
the handler.

Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200111014511.2988923-1-matthew.d.roper@intel.com
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
This commit is contained in:
Matt Roper 2020-01-10 17:45:11 -08:00
parent 4ec5abe960
commit f22fd33489
2 changed files with 6 additions and 0 deletions
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2
drivers/gpu/drm/i915/i915_reg.h
View File

@ -8987,6 +8987,8 @@ enum {
#define GEN6_PCODE_UNIMPLEMENTED_CMD 0xFF
#define GEN7_PCODE_TIMEOUT 0x2
#define GEN7_PCODE_ILLEGAL_DATA 0x3
#define GEN11_PCODE_ILLEGAL_SUBCOMMAND 0x4
#define GEN11_PCODE_LOCKED 0x6
#define GEN7_PCODE_MIN_FREQ_TABLE_GT_RATIO_OUT_OF_RANGE 0x10
#define GEN6_PCODE_WRITE_RC6VIDS 0x4
#define GEN6_PCODE_READ_RC6VIDS 0x5

4
drivers/gpu/drm/i915/intel_sideband.c
View File

@ -365,6 +365,10 @@ static inline int gen7_check_mailbox_status(u32 mbox)
return -ETIMEDOUT;
case GEN7_PCODE_ILLEGAL_DATA:
return -EINVAL;
case GEN11_PCODE_ILLEGAL_SUBCOMMAND:
return -ENXIO;
case GEN11_PCODE_LOCKED:
return -EBUSY;
case GEN7_PCODE_MIN_FREQ_TABLE_GT_RATIO_OUT_OF_RANGE:
return -EOVERFLOW;
default: