[PATCH 03/12] habanalabs/gaudi: return EPERM on non hard-reset

From: Oded Gabbay
Date: Sun Nov 28 2021 - 14:37:02 EST


GAUDI supports only hard-reset. Therefore, this function should
return an error of operation not permitted.

Signed-off-by: Oded Gabbay <ogabbay@xxxxxxxxxx>
---
drivers/misc/habanalabs/gaudi/gaudi.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c
index 464d205a26ed..07e03d44930e 100644
--- a/drivers/misc/habanalabs/gaudi/gaudi.c
+++ b/drivers/misc/habanalabs/gaudi/gaudi.c
@@ -7821,12 +7821,8 @@ static void gaudi_print_fw_alive_info(struct hl_device *hdev,

static int gaudi_non_hard_reset_late_init(struct hl_device *hdev)
{
- struct gaudi_device *gaudi = hdev->asic_specific;
-
- /* Unmask all IRQs since some could have been received
- * during the soft reset
- */
- return hl_fw_unmask_irq_arr(hdev, gaudi->events, sizeof(gaudi->events));
+ /* GAUDI doesn't support any reset except hard-reset */
+ return -EPERM;
}

static int gaudi_hbm_read_interrupts(struct hl_device *hdev, int device,
--
2.25.1