diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/dma/ti/k3-udma.c | 33 |
1 files changed, 9 insertions, 24 deletions
diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index e9ca09d8d3..a5fc7809bc 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -575,14 +575,6 @@ static int udma_get_tchan(struct udma_chan *uc) pr_debug("chan%d: got tchan%d\n", uc->id, uc->tchan->id); - if (udma_is_chan_running(uc)) { - dev_warn(ud->dev, "chan%d: tchan%d is running!\n", uc->id, - uc->tchan->id); - udma_stop(uc); - if (udma_is_chan_running(uc)) - dev_err(ud->dev, "chan%d: won't stop!\n", uc->id); - } - return 0; } @@ -602,14 +594,6 @@ static int udma_get_rchan(struct udma_chan *uc) pr_debug("chan%d: got rchan%d\n", uc->id, uc->rchan->id); - if (udma_is_chan_running(uc)) { - dev_warn(ud->dev, "chan%d: rchan%d is running!\n", uc->id, - uc->rchan->id); - udma_stop(uc); - if (udma_is_chan_running(uc)) - dev_err(ud->dev, "chan%d: won't stop!\n", uc->id); - } - return 0; } @@ -652,14 +636,6 @@ static int udma_get_chan_pair(struct udma_chan *uc) pr_debug("chan%d: got t/rchan%d pair\n", uc->id, chan_id); - if (udma_is_chan_running(uc)) { - dev_warn(ud->dev, "chan%d: t/rchan%d pair is running!\n", - uc->id, chan_id); - udma_stop(uc); - if (udma_is_chan_running(uc)) - dev_err(ud->dev, "chan%d: won't stop!\n", uc->id); - } - return 0; } @@ -1071,6 +1047,15 @@ static int udma_alloc_chan_resources(struct udma_chan *uc) } } + if (udma_is_chan_running(uc)) { + dev_warn(ud->dev, "chan%d: is running!\n", uc->id); + udma_stop(uc); + if (udma_is_chan_running(uc)) { + dev_err(ud->dev, "chan%d: won't stop!\n", uc->id); + goto err_free_res; + } + } + /* PSI-L pairing */ ret = udma_navss_psil_pair(ud, uc->src_thread, uc->dst_thread); if (ret) { |