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dma: ti: k3-udma: Fix ring_idx to pair k3 nav rings

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ring_idx was not correctly assigned in case of tflow_id is zero.
Which leads to wrong pairing of DMA for drivers like OSPI.

Fixes: 4312a1dfca26 ("dma: ti: k3-udma: Use ring_idx to pair k3 nav rings")
Reviewed-by: Jai Luthra <j-luthra@ti.com>
Signed-off-by: Udit Kumar <u-kumar1@ti.com>
This commit is contained in:
Udit Kumar 2024-02-21 19:53:44 +05:30 committed by Tom Rini
parent 87720385ab
commit 7022640c10
1 changed files with 2 additions and 2 deletions
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4
drivers/dma/ti/k3-udma.c
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@ -884,10 +884,10 @@ static int udma_alloc_tx_resources(struct udma_chan *uc)
return ret;
tchan = uc->tchan;
if (tchan->tflow_id >= 0)
if (tchan->tflow_id > 0)
ring_idx = tchan->tflow_id;
else
ring_idx = ud->bchan_cnt + tchan->id;
ring_idx = tchan->id;
ret = k3_nav_ringacc_request_rings_pair(ud->ringacc, ring_idx, -1,
&uc->tchan->t_ring,