return -ENOTSUP;
}
- vsi->nb_qps = RTE_MIN(vsi->nb_qps, ICE_MAX_Q_PER_TC);
- fls = (vsi->nb_qps == 0) ? 0 : rte_fls_u32(vsi->nb_qps) - 1;
- /* Adjust the queue number to actual queues that can be applied */
- vsi->nb_qps = (vsi->nb_qps == 0) ? 0 : 0x1 << fls;
+ /* vector 0 is reserved and 1 vector for ctrl vsi */
+ if (vsi->adapter->hw.func_caps.common_cap.num_msix_vectors < 2)
+ vsi->nb_qps = 0;
+ else
+ vsi->nb_qps = RTE_MIN
+ ((uint16_t)vsi->adapter->hw.func_caps.common_cap.num_msix_vectors - 2,
+ RTE_MIN(vsi->nb_qps, ICE_MAX_Q_PER_TC));
+
+ /* nb_qps(hex) -> fls */
+ /* 0000 -> 0 */
+ /* 0001 -> 0 */
+ /* 0002 -> 1 */
+ /* 0003 ~ 0004 -> 2 */
+ /* 0005 ~ 0008 -> 3 */
+ /* 0009 ~ 0010 -> 4 */
+ /* 0011 ~ 0020 -> 5 */
+ /* 0021 ~ 0040 -> 6 */
+ /* 0041 ~ 0080 -> 7 */
+ /* 0081 ~ 0100 -> 8 */
+ fls = (vsi->nb_qps == 0) ? 0 : rte_fls_u32(vsi->nb_qps - 1);
qp_idx = 0;
/* Set tc and queue mapping with VSI */