[PATCH for-rc] RDMA/bnxt_re: Fix the max msix vectors macro

[PATCH for-rc] RDMA/bnxt_re: Fix the max msix vectors macro

[Selvin Xavier]

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bnxt_re no longer decide the number of MSI-x vectors used by itself.
Its decided by bnxt_en now. So when bnxt_en changes this value, system
crash is seen.

Depend on the max value reported by bnxt_en instead of using the its own macros.

Fixes: 303432211324 ("bnxt_en: Remove runtime interrupt vector allocation")
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
---
 drivers/infiniband/hw/bnxt_re/bnxt_re.h | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/infiniband/hw/bnxt_re/bnxt_re.h b/drivers/infiniband/hw/bnxt_re/bnxt_re.h
index 9dca451..6974922 100644
--- a/drivers/infiniband/hw/bnxt_re/bnxt_re.h
+++ b/drivers/infiniband/hw/bnxt_re/bnxt_re.h
@@ -107,8 +107,6 @@ struct bnxt_re_gsi_context {
 	struct	bnxt_re_sqp_entries *sqp_tbl;
 };
 
-#define BNXT_RE_MIN_MSIX		2
-#define BNXT_RE_MAX_MSIX		9
 #define BNXT_RE_AEQ_IDX			0
 #define BNXT_RE_NQ_IDX			1
 #define BNXT_RE_GEN_P5_MAX_VF		64
@@ -168,7 +166,7 @@ struct bnxt_re_dev {
 	struct bnxt_qplib_rcfw		rcfw;
 
 	/* NQ */
-	struct bnxt_qplib_nq		nq[BNXT_RE_MAX_MSIX];
+	struct bnxt_qplib_nq		nq[BNXT_MAX_ROCE_MSIX];
 
 	/* Device Resources */
 	struct bnxt_qplib_dev_attr	dev_attr;
-- 
2.5.5


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Re: [PATCH for-rc] RDMA/bnxt_re: Fix the max msix vectors macro

[Leon Romanovsky]

On Mon, 20 May 2024 01:56:58 -0700, Selvin Xavier wrote:
> bnxt_re no longer decide the number of MSI-x vectors used by itself.
> Its decided by bnxt_en now. So when bnxt_en changes this value, system
> crash is seen.
> 
> Depend on the max value reported by bnxt_en instead of using the its own macros.
> 
> 
> [...]

Applied, thanks!

[1/1] RDMA/bnxt_re: Fix the max msix vectors macro
      https://git.kernel.org/rdma/rdma/c/056620da899527

Best regards,
-- 
Leon Romanovsky <leon@kernel.org>