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Message-Id: <20230322162530.3317238-3-piotr.raczynski@intel.com>
Date: Wed, 22 Mar 2023 17:25:24 +0100
From: Piotr Raczynski <piotr.raczynski@...el.com>
To: intel-wired-lan@...ts.osuosl.org
Cc: netdev@...r.kernel.org, michal.swiatkowski@...el.com,
shiraz.saleem@...el.com, jacob.e.keller@...el.com,
sridhar.samudrala@...el.com, jesse.brandeburg@...el.com,
aleksander.lobakin@...el.com, lukasz.czapnik@...el.com,
Piotr Raczynski <piotr.raczynski@...el.com>,
Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>
Subject: [PATCH net-next v2 2/8] ice: use pci_irq_vector helper function
Currently, driver gets interrupt number directly from ice_pf::msix_entries
array. Use helper function dedicated to do just that.
While at it use a variable to store interrupt number in
ice_free_irq_msix_misc instead of calling the helper function twice.
Reviewed-by: Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>
Signed-off-by: Piotr Raczynski <piotr.raczynski@...el.com>
---
drivers/net/ethernet/intel/ice/ice_arfs.c | 2 +-
drivers/net/ethernet/intel/ice/ice_lib.c | 4 ++--
drivers/net/ethernet/intel/ice/ice_main.c | 12 ++++++------
drivers/net/ethernet/intel/ice/ice_ptp.c | 2 +-
drivers/net/ethernet/intel/ice/ice_xsk.c | 2 +-
5 files changed, 11 insertions(+), 11 deletions(-)
diff --git a/drivers/net/ethernet/intel/ice/ice_arfs.c b/drivers/net/ethernet/intel/ice/ice_arfs.c
index b38710b2540f..59146e4bdf3b 100644
--- a/drivers/net/ethernet/intel/ice/ice_arfs.c
+++ b/drivers/net/ethernet/intel/ice/ice_arfs.c
@@ -654,7 +654,7 @@ int ice_set_cpu_rx_rmap(struct ice_vsi *vsi)
base_idx = vsi->base_vector;
ice_for_each_q_vector(vsi, i)
if (irq_cpu_rmap_add(netdev->rx_cpu_rmap,
- pf->msix_entries[base_idx + i].vector)) {
+ pci_irq_vector(pf->pdev, base_idx + i))) {
ice_free_cpu_rx_rmap(vsi);
return -EINVAL;
}
diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c
index 8d229011ffc3..a707c0f7ae29 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -3058,7 +3058,7 @@ void ice_vsi_free_irq(struct ice_vsi *vsi)
u16 vector = i + base;
int irq_num;
- irq_num = pf->msix_entries[vector].vector;
+ irq_num = pci_irq_vector(pf->pdev, vector);
/* free only the irqs that were actually requested */
if (!vsi->q_vectors[i] ||
@@ -3237,7 +3237,7 @@ void ice_vsi_dis_irq(struct ice_vsi *vsi)
return;
ice_for_each_q_vector(vsi, i)
- synchronize_irq(pf->msix_entries[i + base].vector);
+ synchronize_irq(pci_irq_vector(pf->pdev, i + base));
}
/**
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index 6ed5a7a68653..f3032096e5dd 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -2539,7 +2539,7 @@ static int ice_vsi_req_irq_msix(struct ice_vsi *vsi, char *basename)
for (vector = 0; vector < q_vectors; vector++) {
struct ice_q_vector *q_vector = vsi->q_vectors[vector];
- irq_num = pf->msix_entries[base + vector].vector;
+ irq_num = pci_irq_vector(pf->pdev, base + vector);
if (q_vector->tx.tx_ring && q_vector->rx.rx_ring) {
snprintf(q_vector->name, sizeof(q_vector->name) - 1,
@@ -2595,7 +2595,7 @@ static int ice_vsi_req_irq_msix(struct ice_vsi *vsi, char *basename)
free_q_irqs:
while (vector) {
vector--;
- irq_num = pf->msix_entries[base + vector].vector;
+ irq_num = pci_irq_vector(pf->pdev, base + vector);
if (!IS_ENABLED(CONFIG_RFS_ACCEL))
irq_set_affinity_notifier(irq_num, NULL);
irq_set_affinity_hint(irq_num, NULL);
@@ -3272,6 +3272,7 @@ static void ice_dis_ctrlq_interrupts(struct ice_hw *hw)
*/
static void ice_free_irq_msix_misc(struct ice_pf *pf)
{
+ int misc_irq_num = pci_irq_vector(pf->pdev, pf->oicr_idx);
struct ice_hw *hw = &pf->hw;
ice_dis_ctrlq_interrupts(hw);
@@ -3281,9 +3282,8 @@ static void ice_free_irq_msix_misc(struct ice_pf *pf)
ice_flush(hw);
if (pf->msix_entries) {
- synchronize_irq(pf->msix_entries[pf->oicr_idx].vector);
- devm_free_irq(ice_pf_to_dev(pf),
- pf->msix_entries[pf->oicr_idx].vector, pf);
+ synchronize_irq(misc_irq_num);
+ devm_free_irq(ice_pf_to_dev(pf), misc_irq_num, pf);
}
pf->num_avail_sw_msix += 1;
@@ -3355,7 +3355,7 @@ static int ice_req_irq_msix_misc(struct ice_pf *pf)
pf->oicr_idx = (u16)oicr_idx;
err = devm_request_threaded_irq(dev,
- pf->msix_entries[pf->oicr_idx].vector,
+ pci_irq_vector(pf->pdev, pf->oicr_idx),
ice_misc_intr, ice_misc_intr_thread_fn,
0, pf->int_name, pf);
if (err) {
diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c
index ac6f06f9a2ed..972d4f6fd615 100644
--- a/drivers/net/ethernet/intel/ice/ice_ptp.c
+++ b/drivers/net/ethernet/intel/ice/ice_ptp.c
@@ -911,7 +911,7 @@ ice_ptp_release_tx_tracker(struct ice_pf *pf, struct ice_ptp_tx *tx)
spin_unlock(&tx->lock);
/* wait for potentially outstanding interrupt to complete */
- synchronize_irq(pf->msix_entries[pf->oicr_idx].vector);
+ synchronize_irq(pci_irq_vector(pf->pdev, pf->oicr_idx));
ice_ptp_flush_tx_tracker(pf, tx);
diff --git a/drivers/net/ethernet/intel/ice/ice_xsk.c b/drivers/net/ethernet/intel/ice/ice_xsk.c
index d1e489da7363..4102416d7a41 100644
--- a/drivers/net/ethernet/intel/ice/ice_xsk.c
+++ b/drivers/net/ethernet/intel/ice/ice_xsk.c
@@ -107,7 +107,7 @@ ice_qvec_dis_irq(struct ice_vsi *vsi, struct ice_rx_ring *rx_ring,
wr32(hw, GLINT_DYN_CTL(q_vector->reg_idx), 0);
ice_flush(hw);
- synchronize_irq(pf->msix_entries[v_idx + base].vector);
+ synchronize_irq(pci_irq_vector(pf->pdev, v_idx + base));
}
}
--
2.38.1
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