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authorBrett Creeley <brett.creeley@amd.com>2024-01-29 15:40:32 -0800
committerJakub Kicinski <kuba@kernel.org>2024-01-31 18:26:59 -0800
commit951705151e50f9022bc96ec8b3fd5697380b1df6 (patch)
tree5036bccf2860af1a4c7008707b48ee85e1ab80ff
parentd321067e2cfa4d5e45401a00912ca9da8d1af631 (diff)
downloadlinux-951705151e50f9022bc96ec8b3fd5697380b1df6.tar.gz
pds_core: Use struct pdsc for the pdsc_adminq_isr private data
The initial design for the adminq interrupt was done based on client drivers having their own adminq and adminq interrupt. So, each client driver's adminq isr would use their specific adminqcq for the private data struct. For the time being the design has changed to only use a single adminq for all clients. So, instead use the struct pdsc for the private data to simplify things a bit. This also has the benefit of not dereferencing the adminqcq to access the pdsc struct when the PDSC_S_STOPPING_DRIVER bit is set and the adminqcq has actually been cleared/freed. Fixes: 01ba61b55b20 ("pds_core: Add adminq processing and commands") Signed-off-by: Brett Creeley <brett.creeley@amd.com> Reviewed-by: Shannon Nelson <shannon.nelson@amd.com> Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@intel.com> Link: https://lore.kernel.org/r/20240129234035.69802-4-brett.creeley@amd.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rw-r--r--drivers/net/ethernet/amd/pds_core/adminq.c5
-rw-r--r--drivers/net/ethernet/amd/pds_core/core.c2
2 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/ethernet/amd/pds_core/adminq.c b/drivers/net/ethernet/amd/pds_core/adminq.c
index 5beadabc213618..68be5ea251fc10 100644
--- a/drivers/net/ethernet/amd/pds_core/adminq.c
+++ b/drivers/net/ethernet/amd/pds_core/adminq.c
@@ -135,8 +135,8 @@ void pdsc_work_thread(struct work_struct *work)
irqreturn_t pdsc_adminq_isr(int irq, void *data)
{
- struct pdsc_qcq *qcq = data;
- struct pdsc *pdsc = qcq->pdsc;
+ struct pdsc *pdsc = data;
+ struct pdsc_qcq *qcq;
/* Don't process AdminQ when shutting down */
if (pdsc->state & BIT_ULL(PDSC_S_STOPPING_DRIVER)) {
@@ -145,6 +145,7 @@ irqreturn_t pdsc_adminq_isr(int irq, void *data)
return IRQ_HANDLED;
}
+ qcq = &pdsc->adminqcq;
queue_work(pdsc->wq, &qcq->work);
pds_core_intr_mask(&pdsc->intr_ctrl[qcq->intx], PDS_CORE_INTR_MASK_CLEAR);
diff --git a/drivers/net/ethernet/amd/pds_core/core.c b/drivers/net/ethernet/amd/pds_core/core.c
index b582729331ebf5..0356e56a6e99e0 100644
--- a/drivers/net/ethernet/amd/pds_core/core.c
+++ b/drivers/net/ethernet/amd/pds_core/core.c
@@ -125,7 +125,7 @@ static int pdsc_qcq_intr_alloc(struct pdsc *pdsc, struct pdsc_qcq *qcq)
snprintf(name, sizeof(name), "%s-%d-%s",
PDS_CORE_DRV_NAME, pdsc->pdev->bus->number, qcq->q.name);
- index = pdsc_intr_alloc(pdsc, name, pdsc_adminq_isr, qcq);
+ index = pdsc_intr_alloc(pdsc, name, pdsc_adminq_isr, pdsc);
if (index < 0)
return index;
qcq->intx = index;