diff options
| -rw-r--r-- | drivers/soc/ti/k3-navss-ringacc.c | 23 | ||||
| -rw-r--r-- | include/linux/soc/ti/k3-navss-ringacc.h | 4 |
2 files changed, 27 insertions, 0 deletions
diff --git a/drivers/soc/ti/k3-navss-ringacc.c b/drivers/soc/ti/k3-navss-ringacc.c index f31ffaf..81de75a 100644 --- a/drivers/soc/ti/k3-navss-ringacc.c +++ b/drivers/soc/ti/k3-navss-ringacc.c @@ -321,6 +321,29 @@ error: return NULL; } +int k3_nav_ringacc_request_rings_pair(struct k3_nav_ringacc *ringacc, + int fwd_id, int compl_id, + struct k3_nav_ring **fwd_ring, + struct k3_nav_ring **compl_ring) +{ + int ret = 0; + + if (!fwd_ring || !compl_ring) + return -EINVAL; + + *fwd_ring = k3_nav_ringacc_request_ring(ringacc, fwd_id, 0); + if (!(*fwd_ring)) + return -ENODEV; + + *compl_ring = k3_nav_ringacc_request_ring(ringacc, compl_id, 0); + if (!(*compl_ring)) { + k3_nav_ringacc_ring_free(*fwd_ring); + ret = -ENODEV; + } + + return ret; +} + static void k3_ringacc_ring_reset_sci(struct k3_nav_ring *ring) { struct k3_nav_ringacc *ringacc = ring->parent; diff --git a/include/linux/soc/ti/k3-navss-ringacc.h b/include/linux/soc/ti/k3-navss-ringacc.h index 7b027f8..9176277 100644 --- a/include/linux/soc/ti/k3-navss-ringacc.h +++ b/include/linux/soc/ti/k3-navss-ringacc.h @@ -100,6 +100,10 @@ struct k3_nav_ring_cfg { struct k3_nav_ring *k3_nav_ringacc_request_ring(struct k3_nav_ringacc *ringacc, int id, u32 flags); +int k3_nav_ringacc_request_rings_pair(struct k3_nav_ringacc *ringacc, + int fwd_id, int compl_id, + struct k3_nav_ring **fwd_ring, + struct k3_nav_ring **compl_ring); /** * k3_nav_ringacc_get_dev - get pointer on RA device * @ringacc: pointer on RA |