This is a note to let you know that I've just added the patch titled
pds_core: no reset command for VF
to the 6.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
pds_core-no-reset-command-for-vf.patch
and it can be found in the queue-6.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 33d5b4f237af59e813c3250b3c3d7d51bb141d5c
Author: Shannon Nelson <shannon.nelson@xxxxxxx>
Date: Thu Aug 24 09:17:52 2023 -0700
pds_core: no reset command for VF
[ Upstream commit 95e383226d6fcda6c217912f11edf8d74de9cc85 ]
The VF doesn't need to send a reset command, and in a PCI reset
scenario it might not have a valid IO space to write to anyway.
Fixes: 523847df1b37 ("pds_core: add devcmd device interfaces")
Signed-off-by: Shannon Nelson <shannon.nelson@xxxxxxx>
Reviewed-by: Brett Creeley <brett.creeley@xxxxxxx>
Reviewed-by: Simon Horman <horms@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20230824161754.34264-4-shannon.nelson@xxxxxxx
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/net/ethernet/amd/pds_core/core.c b/drivers/net/ethernet/amd/pds_core/core.c
index 2a315f2da37d7..d06934edc265e 100644
--- a/drivers/net/ethernet/amd/pds_core/core.c
+++ b/drivers/net/ethernet/amd/pds_core/core.c
@@ -464,7 +464,8 @@ void pdsc_teardown(struct pdsc *pdsc, bool removing)
{
int i;
- pdsc_devcmd_reset(pdsc);
+ if (!pdsc->pdev->is_virtfn)
+ pdsc_devcmd_reset(pdsc);
pdsc_qcq_free(pdsc, &pdsc->notifyqcq);
pdsc_qcq_free(pdsc, &pdsc->adminqcq);
