habanalabs/gaudi: set the correct cpu_id on MME2_QM failure

[ Upstream commit b92c637c5f5ef7e3e21dbc7bfa7f1999450f3902 ]

This fix was applied since there was an incorrect reported CPU ID to GIC
such that an error in MME2 QMAN aliased to be an arriving from DMA0_QM.

Signed-off-by: Koby Elbaz <kelbaz@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c
index ecdedd87f8ccf567895ae3e8505c08475a5c5f27..a03f13aa47f89592e25e3c4f7edc3329d088f020 100644 (file)
--- a/drivers/misc/habanalabs/gaudi/gaudi.c
+++ b/drivers/misc/habanalabs/gaudi/gaudi.c
@@ -2801,7 +2801,7 @@ static void gaudi_init_mme_qman(struct hl_device *hdev, u32 mme_offset,
 
                /* Configure RAZWI IRQ */
                mme_id = mme_offset /
-                               (mmMME1_QM_GLBL_CFG0 - mmMME0_QM_GLBL_CFG0);
+                               (mmMME1_QM_GLBL_CFG0 - mmMME0_QM_GLBL_CFG0) / 2;
 
                mme_qm_err_cfg = MME_QMAN_GLBL_ERR_CFG_MSG_EN_MASK;
                if (hdev->stop_on_err) {