This commit fixes answer sent to physical device in
vf2pf communication.
Fixes: b17d16fb47b4 ("common/qat: add PF to VF communication")
Cc: sta...@dpdk.org
Signed-off-by: Arek Kusztal <arkadiuszx.kusz...@intel.com>
---
drivers/common/qat/qat_pf2vf.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/common/qat/qat_pf2vf.c b/drivers/common/qat/qat_pf2vf.c
index 4e9ffc72fc..621f12fce2 100644
--- a/drivers/common/qat/qat_pf2vf.c
+++ b/drivers/common/qat/qat_pf2vf.c
@@ -59,7 +59,7 @@ int qat_pf2vf_exch_msg(struct qat_pci_device *qat_dev,
* the message
*/
do {
- rte_delay_us_sleep(5);
+ rte_delay_us_sleep(ADF_IOV_MSG_ACK_DELAY_US * 2);
val = ADF_CSR_RD(pmisc_bar_addr, vf_csr_off);
} while ((val & ADF_PFVF_INT) &&
(++count < ADF_IOV_MSG_ACK_MAX_RETRY));
@@ -70,6 +70,8 @@ int qat_pf2vf_exch_msg(struct qat_pci_device *qat_dev,
}
uint32_t pf_val = ADF_CSR_RD(pmisc_bar_addr, pf_csr_off);
+ msg &= ~ADF_PFVF_INT;
+ ADF_CSR_WR(pmisc_bar_addr, pf_csr_off, msg);
*(ret + i) = (uint8_t)(pf_val >> (pf2vf_msg.block_hdr > 0 ?
10 : 8) & 0xff);
--
2.25.1
