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authorDave Airlie <airlied@redhat.com>2023-10-23 18:20:06 +1000
committerDave Airlie <airlied@redhat.com>2023-10-23 18:20:06 +1000
commit7cd62eab9babd1fed9c497141650b31168f4f430 (patch)
tree85ef2122ca0d88b2b598f45eb071fcd1f4faa3d2 /drivers/dma/ti/k3-udma-glue.c
parent035fdc38c1f6ddce3544d8a489548e6cc4de508a (diff)
parent05d3ef8bba77c1b5f98d941d8b2d4aeab8118ef1 (diff)
downloadlwn-7cd62eab9babd1fed9c497141650b31168f4f430.tar.gz
lwn-7cd62eab9babd1fed9c497141650b31168f4f430.zip
BackMerge tag 'v6.6-rc7' into drm-next
This is needed to add the msm pr which is based on a higher base. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/dma/ti/k3-udma-glue.c')
-rw-r--r--drivers/dma/ti/k3-udma-glue.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/dma/ti/k3-udma-glue.c b/drivers/dma/ti/k3-udma-glue.c
index 789193ed0386..c278d5facf7d 100644
--- a/drivers/dma/ti/k3-udma-glue.c
+++ b/drivers/dma/ti/k3-udma-glue.c
@@ -558,6 +558,9 @@ int k3_udma_glue_tx_get_irq(struct k3_udma_glue_tx_channel *tx_chn)
tx_chn->virq = k3_ringacc_get_ring_irq_num(tx_chn->ringtxcq);
}
+ if (!tx_chn->virq)
+ return -ENXIO;
+
return tx_chn->virq;
}
EXPORT_SYMBOL_GPL(k3_udma_glue_tx_get_irq);