AXI drain is broken in GAUDI so remove support for enabling it.
Signed-off-by: Oded Gabbay <[email protected]>
---
drivers/misc/habanalabs/gaudi/gaudi.c | 16 ----------------
1 file changed, 16 deletions(-)
diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c
b/drivers/misc/habanalabs/gaudi/gaudi.c
index 6f7f6ad7a358..2c10e3f92c86 100644
--- a/drivers/misc/habanalabs/gaudi/gaudi.c
+++ b/drivers/misc/habanalabs/gaudi/gaudi.c
@@ -2885,22 +2885,6 @@ static void gaudi_pre_hw_init(struct hl_device *hdev)
*/
RREG32(mmPCIE_WRAP_LBW_PROT_OVR);
- if (hdev->axi_drain) {
- WREG32(mmPCIE_WRAP_LBW_DRAIN_CFG,
- 1 << PCIE_WRAP_LBW_DRAIN_CFG_EN_SHIFT);
- WREG32(mmPCIE_WRAP_HBW_DRAIN_CFG,
- 1 << PCIE_WRAP_HBW_DRAIN_CFG_EN_SHIFT);
-
- /* Perform read to flush the DRAIN cfg */
- RREG32(mmPCIE_WRAP_HBW_DRAIN_CFG);
- } else {
- WREG32(mmPCIE_WRAP_LBW_DRAIN_CFG, 0);
- WREG32(mmPCIE_WRAP_HBW_DRAIN_CFG, 0);
-
- /* Perform read to flush the DRAIN cfg */
- RREG32(mmPCIE_WRAP_HBW_DRAIN_CFG);
- }
-
/* Configure the reset registers. Must be done as early as possible
* in case we fail during H/W initialization
*/
--
2.17.1
