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authorSvyatoslav Pankratov <svyatoslav.pankratov@intel.com>2021-08-12 21:21:18 +0100
committerHerbert Xu <herbert@gondor.apana.org.au>2021-08-21 15:44:55 +0800
commite6eefd12dd779c098961a698ad98be1e0cd25635 (patch)
tree9db00ab61524ca17ea09d74f895ce82eadb64aab /drivers/crypto/qat/qat_common/adf_isr.c
parent506a16642901e7ab6fd9a2629eee60c7cc844769 (diff)
downloadlinux-e6eefd12dd779c098961a698ad98be1e0cd25635.tar.gz
crypto: qat - remove intermediate tasklet for vf2pf
The PF driver uses the tasklet vf2pf_bh_tasklet to schedule a workqueue to handle the vf2vf protocol (pf2vf_resp_wq). Since the tasklet is only used to schedule the workqueue, this patch removes it and schedules the pf2vf_resp_wq workqueue directly for the top half. Signed-off-by: Svyatoslav Pankratov <svyatoslav.pankratov@intel.com> Co-developed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com> Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com> Reviewed-by: Marco Chiappero <marco.chiappero@intel.com> Reviewed-by: Fiona Trahe <fiona.trahe@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/qat/qat_common/adf_isr.c')
-rw-r--r--drivers/crypto/qat/qat_common/adf_isr.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/crypto/qat/qat_common/adf_isr.c b/drivers/crypto/qat/qat_common/adf_isr.c
index a25b7845c9d3..2302e43dfaf4 100644
--- a/drivers/crypto/qat/qat_common/adf_isr.c
+++ b/drivers/crypto/qat/qat_common/adf_isr.c
@@ -106,9 +106,8 @@ static irqreturn_t adf_msix_isr_ae(int irq, void *dev_ptr)
adf_disable_vf2pf_interrupts(accel_dev, vf_mask);
/*
- * Schedule tasklets to handle VF2PF interrupt BHs
- * unless the VF is malicious and is attempting to
- * flood the host OS with VF2PF interrupts.
+ * Handle VF2PF interrupt unless the VF is malicious and
+ * is attempting to flood the host OS with VF2PF interrupts.
*/
for_each_set_bit(i, &vf_mask, ADF_MAX_NUM_VFS) {
vf_info = accel_dev->pf.vf_info + i;
@@ -120,8 +119,7 @@ static irqreturn_t adf_msix_isr_ae(int irq, void *dev_ptr)
continue;
}
- /* Tasklet will re-enable ints from this VF */
- tasklet_hi_schedule(&vf_info->vf2pf_bh_tasklet);
+ adf_schedule_vf2pf_handler(vf_info);
irq_handled = true;
}