Hello.
Ben Dooks wrote:
Limit the IN FIFO write to a single packet per attempt at writing,
as per the specifications and ensure that we don't return fifo-full
so that we can continue writing packets if we have the space.
Signed-off-by: Ben Dooks <ben-linux@xxxxxxxxx>
[...]
diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c
index 4196e37..df6a39d 100644
--- a/drivers/usb/gadget/s3c-hsotg.c
+++ b/drivers/usb/gadget/s3c-hsotg.c
@@ -538,6 +538,17 @@ static int s3c_hsotg_write_fifo(struct s3c_hsotg *hsotg,
if (can_write > 512)
can_write = 512;
+ /* limit the write to one max-packet size worth of data, but allow
+ * the transfer to return that it did not run out of fifo space
+ * doing it. */
According to CodingStyle, the preferred style for the multi-line commnets
is this:
/*
* bla
* bla
*/
WBR, Sergei
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