Some systems allow a maximum number of 128 MSI-X interrupts.
Hence we reduce the interrupt count to 128 instead of 512.
Signed-off-by: Ofir Bitton <obit...@habana.ai>
Reviewed-by: Ofir Bitton <obit...@habana.ai>
---
drivers/accel/habanalabs/gaudi2/gaudi2P.h | 8 ++++----
drivers/accel/habanalabs/include/gaudi2/gaudi2.h | 4 ++--
2 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/accel/habanalabs/gaudi2/gaudi2P.h
b/drivers/accel/habanalabs/gaudi2/gaudi2P.h
index eee41387b269..05117272cac7 100644
--- a/drivers/accel/habanalabs/gaudi2/gaudi2P.h
+++ b/drivers/accel/habanalabs/gaudi2/gaudi2P.h
@@ -384,7 +384,7 @@ enum gaudi2_edma_id {
/* User interrupt count is aligned with HW CQ count.
* We have 64 CQ's per dcore, CQ0 in dcore 0 is reserved for legacy mode
*/
-#define GAUDI2_NUM_USER_INTERRUPTS 255
+#define GAUDI2_NUM_USER_INTERRUPTS 64
#define GAUDI2_NUM_RESERVED_INTERRUPTS 1
#define GAUDI2_TOTAL_USER_INTERRUPTS (GAUDI2_NUM_USER_INTERRUPTS +
GAUDI2_NUM_RESERVED_INTERRUPTS)
@@ -416,11 +416,11 @@ enum gaudi2_irq_num {
GAUDI2_IRQ_NUM_NIC_PORT_LAST = (GAUDI2_IRQ_NUM_NIC_PORT_FIRST +
NIC_NUMBER_OF_PORTS - 1),
GAUDI2_IRQ_NUM_TPC_ASSERT,
GAUDI2_IRQ_NUM_EQ_ERROR,
+ GAUDI2_IRQ_NUM_USER_FIRST,
+ GAUDI2_IRQ_NUM_USER_LAST = (GAUDI2_IRQ_NUM_USER_FIRST +
GAUDI2_NUM_USER_INTERRUPTS - 1),
GAUDI2_IRQ_NUM_RESERVED_FIRST,
- GAUDI2_IRQ_NUM_RESERVED_LAST = (GAUDI2_MSIX_ENTRIES -
GAUDI2_TOTAL_USER_INTERRUPTS - 1),
+ GAUDI2_IRQ_NUM_RESERVED_LAST = (GAUDI2_MSIX_ENTRIES -
GAUDI2_NUM_RESERVED_INTERRUPTS - 1),
GAUDI2_IRQ_NUM_UNEXPECTED_ERROR =
RESERVED_MSIX_UNEXPECTED_USER_ERROR_INTERRUPT,
- GAUDI2_IRQ_NUM_USER_FIRST = GAUDI2_IRQ_NUM_UNEXPECTED_ERROR + 1,
- GAUDI2_IRQ_NUM_USER_LAST = (GAUDI2_IRQ_NUM_USER_FIRST +
GAUDI2_NUM_USER_INTERRUPTS - 1),
GAUDI2_IRQ_NUM_LAST = (GAUDI2_MSIX_ENTRIES - 1)
};
diff --git a/drivers/accel/habanalabs/include/gaudi2/gaudi2.h
b/drivers/accel/habanalabs/include/gaudi2/gaudi2.h
index 0231d6c55b4a..753d46a2836b 100644
--- a/drivers/accel/habanalabs/include/gaudi2/gaudi2.h
+++ b/drivers/accel/habanalabs/include/gaudi2/gaudi2.h
@@ -63,9 +63,9 @@
#define RESERVED_VA_RANGE_FOR_ARC_ON_HOST_HPAGE_START 0xFFF0F80000000000ull
#define RESERVED_VA_RANGE_FOR_ARC_ON_HOST_HPAGE_END 0xFFF0FFFFFFFFFFFFull
-#define RESERVED_MSIX_UNEXPECTED_USER_ERROR_INTERRUPT 256
+#define RESERVED_MSIX_UNEXPECTED_USER_ERROR_INTERRUPT 127
-#define GAUDI2_MSIX_ENTRIES 512
+#define GAUDI2_MSIX_ENTRIES 128
#define QMAN_PQ_ENTRY_SIZE 16 /* Bytes */
--
2.34.1
