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dmaengine: at_xdmac: add a warning message regarding for unpaused channels

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Add a warning message on suspend to let the user that there are channels
not paused by their consumers.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20230214151827.1050280-7-claudiu.beznea@microchip.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Claudiu Beznea
2023-02-14 17:18:26 +02:00
committed by Vinod Koul
parent f8435befd8
commit 5056eae6c3
1 changed files with 2 additions and 0 deletions
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drivers/dma/at_xdmac.c
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@@ -2154,6 +2154,8 @@ static int __maybe_unused atmel_xdmac_suspend(struct device *dev)
atchan->save_cc = at_xdmac_chan_read(atchan, AT_XDMAC_CC);
if (at_xdmac_chan_is_cyclic(atchan)) {
if (!at_xdmac_chan_is_paused(atchan)) {
dev_warn(chan2dev(chan), "%s: channel %d not paused\n",
__func__, chan->chan_id);
at_xdmac_device_pause_internal(atchan);
at_xdmac_runtime_suspend_descriptors(atchan);
}