Commit a58204ab authored Nov 13, 2017 by Yoshihiro Shimoda Committed by Felipe Balbi Nov 28, 2017

usb: gadget: udc: renesas_usb3: fix number of the pipes



This controller on R-Car Gen3 has 6 pipes that included PIPE 0 for
control actually. But, the datasheet has error in writing as it has
31 pipes. (However, the previous code defined 30 pipes wrongly...)

Anyway, this patch fixes it.

Fixes: 746bfe63 ("usb: gadget: renesas_usb3: add support for Renesas USB3.0 peripheral controller")
Cc: <stable@vger.kernel.org> # v4.5+
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

parent b2fc059f

drivers/usb/gadget/udc/renesas_usb3.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -252,7 +252,7 @@
		#define USB3_EP0_SS_MAX_PACKET_SIZE 512
		#define USB3_EP0_HSFS_MAX_PACKET_SIZE 64
		#define USB3_EP0_BUF_SIZE 8
		#define USB3_MAX_NUM_PIPES 30
		#define USB3_MAX_NUM_PIPES 6 /* This includes PIPE 0 */
		#define USB3_WAIT_US 3
		#define USB3_DMA_NUM_SETTING_AREA 4
		/*