On 05/02/2017 07:50 PM, Alexandre Bailon wrote:
If dma_request_slave_channel() failed to return a channel,
then the driver will print an error and request to defer probe.
Update the error message to explain we are defrering probe.
Signed-off-by: Alexandre Bailon <abailon@xxxxxxxxxxxx>
---
drivers/usb/musb/musb_cppi41.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/usb/musb/musb_cppi41.c b/drivers/usb/musb/musb_cppi41.c
index e7c8b1b..e6b9161 100644
--- a/drivers/usb/musb/musb_cppi41.c
+++ b/drivers/usb/musb/musb_cppi41.c
@@ -676,6 +676,7 @@ static int cppi41_dma_controller_start(struct
cppi41_dma_controller *controller)
dc = dma_request_slave_channel(dev->parent, str);
if (!dc) {
dev_err(dev, "Failed to request %s.\n", str);
+ dev_info(dev, "Deferring probe.\n");
Please merge the two lines above into one statement, using dev_info().
Well, if I merge the two lines, the patch won't pass checkpatch because the
string is too long.
No, checkpatch.pl shouldn't complain about the strings passed to
dev_info() and friends.
[...]
MBR, Sergei
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