[v4,07/10] dma: ti: k3-udma: Switch to exposed ring mode
diff mbox series

Message ID 20191209045540.10702-8-vigneshr@ti.com
State Accepted, archived
Delegated to: Lokesh Vutla
Headers show
Series
  • dma: ti: k3-udma: Add support for J721e
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Commit Message

Vignesh Raghavendra Dec. 9, 2019, 4:55 a.m. UTC
Exposed ring mode works well with 32 bit and 64 bit cores without need
for Proxies for 32 bit cores. Therefore switch to exposed ring mode.

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com>
---
 drivers/dma/ti/k3-udma.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch
diff mbox series

diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c
index 7b4856676e36..3c0ff571650a 100644
--- a/drivers/dma/ti/k3-udma.c
+++ b/drivers/dma/ti/k3-udma.c
@@ -779,7 +779,7 @@  static int udma_alloc_tx_resources(struct udma_chan *uc)
 	memset(&ring_cfg, 0, sizeof(ring_cfg));
 	ring_cfg.size = 16;
 	ring_cfg.elm_size = K3_NAV_RINGACC_RING_ELSIZE_8;
-	ring_cfg.mode = K3_NAV_RINGACC_RING_MODE_MESSAGE;
+	ring_cfg.mode = K3_NAV_RINGACC_RING_MODE_RING;
 
 	ret = k3_nav_ringacc_ring_cfg(uc->tchan->t_ring, &ring_cfg);
 	ret |= k3_nav_ringacc_ring_cfg(uc->tchan->tc_ring, &ring_cfg);
@@ -856,7 +856,7 @@  static int udma_alloc_rx_resources(struct udma_chan *uc)
 	memset(&ring_cfg, 0, sizeof(ring_cfg));
 	ring_cfg.size = 16;
 	ring_cfg.elm_size = K3_NAV_RINGACC_RING_ELSIZE_8;
-	ring_cfg.mode = K3_NAV_RINGACC_RING_MODE_MESSAGE;
+	ring_cfg.mode = K3_NAV_RINGACC_RING_MODE_RING;
 
 	ret = k3_nav_ringacc_ring_cfg(uc->rchan->fd_ring, &ring_cfg);
 	ret |= k3_nav_ringacc_ring_cfg(uc->rchan->r_ring, &ring_cfg);