From: Vignesh Raghavendra Date: Mon, 9 Dec 2019 04:55:37 +0000 (+0530) Subject: dma: ti: k3-udma: Switch to exposed ring mode X-Git-Tag: v2020.10~405^2~46 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ce1a307358c0b5b1c45cb287f74ae3dd8f86415d;p=platform%2Fkernel%2Fu-boot.git dma: ti: k3-udma: Switch to exposed ring mode 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 Reviewed-by: Grygorii Strashko Signed-off-by: Lokesh Vutla --- diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index d93019c..68affe0 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -781,7 +781,7 @@ 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); @@ -858,7 +858,7 @@ 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);