habanalabs: set new golden value to tpc clock relaxation

On init or context switch, set TPC clock relaxation counter
register to a golden value.

Signed-off-by: Dalit Ben Zoor <dbenzoor@habana.ai>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>

diff --git a/drivers/misc/habanalabs/goya/goya.c b/drivers/misc/habanalabs/goya/goya.c
index c69f3b9283505d060dd37e79c6a14bda263e4561..9f775dd81a52cab1be21ef928eeab42090153f1a 100644 (file)
--- a/drivers/misc/habanalabs/goya/goya.c
+++ b/drivers/misc/habanalabs/goya/goya.c
@@ -1436,6 +1436,7 @@ static void goya_init_golden_registers(struct hl_device *hdev)
         */
        WREG32(mmDMA_CH_0_CFG0, 0x0fff0010);
        WREG32(mmDMA_CH_1_CFG0, 0x0fff00F0);
+       WREG32(mmTPC_PLL_CLK_RLX_0, 0x200020);
 
        goya->hw_cap_initialized |= HW_CAP_GOLDEN;
 }
@@ -4458,6 +4459,7 @@ static int goya_context_switch(struct hl_device *hdev, u32 asid)
                return rc;
        }
 
+       WREG32(mmTPC_PLL_CLK_RLX_0, 0x200020);
        goya_mmu_prepare(hdev, asid);
 
        return 0;