[PATCH 16/36] usb: gadget: f_tcm: Increase stream count

Thinh Nguyen
2022-07-06T23:36:07Z

Some old builds of Microsoft Windows 10 UASP class driver reject USAP
device with stream count of 2^4. To keep compatibility with both Linux
and Windows, let's increase the stream count to 2^5. Also, internal
tests show that stream count of 2^5 increases performance slightly.

Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
---
drivers/usb/gadget/function/tcm.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/gadget/function/tcm.h b/drivers/usb/gadget/function/tcm.h
index 3cd565794ad7..6cb05dcd19ff 100644
--- a/drivers/usb/gadget/function/tcm.h
+++ b/drivers/usb/gadget/function/tcm.h
@@ -13,7 +13,7 @@
#define USBG_NAMELEN 32

#define fuas_to_gadget(f) (f->function.config->cdev->gadget)
-#define UASP_SS_EP_COMP_LOG_STREAMS 4
+#define UASP_SS_EP_COMP_LOG_STREAMS 5
#define UASP_SS_EP_COMP_NUM_STREAMS (1 << UASP_SS_EP_COMP_LOG_STREAMS)

enum {
--
2.28.0