diff options
| author | Oded Gabbay <oded.gabbay@gmail.com> | 2019-10-02 14:14:08 +0300 |
|---|---|---|
| committer | Oded Gabbay <oded.gabbay@gmail.com> | 2019-11-21 12:35:45 +0300 |
| commit | 8fdacf2a530f36f6f0621a95ef0e37d8db2d2f89 (patch) | |
| tree | 5cb5fd64f80b236a4349c426d7937e6a29cd43d7 /drivers/misc | |
| parent | cb596aee8842c87605ea1a9062af2ab435a742d4 (diff) | |
| download | linux-8fdacf2a530f36f6f0621a95ef0e37d8db2d2f89.tar.xz | |
habanalabs: set TPC Icache to 16 cache lines
Reduce latency to memory during TPC kernel execution.
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Reviewed-by: Tomer Tayar <ttayar@habana.ai>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/habanalabs/goya/goya.c | 3 | ||||
| -rw-r--r-- | drivers/misc/habanalabs/habanalabs.h | 7 |
2 files changed, 7 insertions, 3 deletions
diff --git a/drivers/misc/habanalabs/goya/goya.c b/drivers/misc/habanalabs/goya/goya.c index 0b40915bede2..d49f5ecd903b 100644 --- a/drivers/misc/habanalabs/goya/goya.c +++ b/drivers/misc/habanalabs/goya/goya.c @@ -1457,6 +1457,9 @@ static void goya_init_golden_registers(struct hl_device *hdev) 1 << TPC0_NRTR_SCRAMB_EN_VAL_SHIFT); WREG32(mmTPC0_NRTR_NON_LIN_SCRAMB + offset, 1 << TPC0_NRTR_NON_LIN_SCRAMB_EN_SHIFT); + + WREG32_FIELD(TPC0_CFG_MSS_CONFIG, offset, + ICACHE_FETCH_LINE_NUM, 2); } WREG32(mmDMA_NRTR_SCRAMB_EN, 1 << DMA_NRTR_SCRAMB_EN_VAL_SHIFT); diff --git a/drivers/misc/habanalabs/habanalabs.h b/drivers/misc/habanalabs/habanalabs.h index 371d1ec15697..91445371b08b 100644 --- a/drivers/misc/habanalabs/habanalabs.h +++ b/drivers/misc/habanalabs/habanalabs.h @@ -1062,9 +1062,10 @@ void hl_wreg(struct hl_device *hdev, u32 reg, u32 val); #define REG_FIELD_SHIFT(reg, field) reg##_##field##_SHIFT #define REG_FIELD_MASK(reg, field) reg##_##field##_MASK -#define WREG32_FIELD(reg, field, val) \ - WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | \ - (val) << REG_FIELD_SHIFT(reg, field)) +#define WREG32_FIELD(reg, offset, field, val) \ + WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & \ + ~REG_FIELD_MASK(reg, field)) | \ + (val) << REG_FIELD_SHIFT(reg, field)) /* Timeout should be longer when working with simulator but cap the * increased timeout to some maximum |