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dma: ti: k3-udma: Switch to exposed ring mode

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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>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
This commit is contained in:
Vignesh Raghavendra 2019-12-09 10:25:37 +05:30 committed by Lokesh Vutla
parent c16cdd4247
commit ce1a307358
1 changed files with 2 additions and 2 deletions
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4
drivers/dma/ti/k3-udma.c
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@ -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);