The commit 5dd95cf made the MSC driver EHCI-specific. This patch restores a
basic support of non-EHCI HCDs, like before that commit.
The fallback transfer size is certainly not optimal, but at least it should work
like before.
Signed-off-by: Benoît Thébaudeau <benoit.thebaud...@advansee.com>
Cc: Marek Vasut <ma...@denx.de>
Cc: Ilya Yanok <ilya.ya...@cogentembedded.com>
Cc: Stefan Herbrechtsmeier <ste...@herbrechtsmeier.net>
---
Changes for v2: None.
Changes for v3:
- Patch swapped with the currently following one.
Changes for v4: None.
.../common/usb_storage.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git u-boot-usb-4f8254e.orig/common/usb_storage.c
u-boot-usb-4f8254e/common/usb_storage.c
index bdc306f..0cd6399 100644
--- u-boot-usb-4f8254e.orig/common/usb_storage.c
+++ u-boot-usb-4f8254e/common/usb_storage.c
@@ -155,11 +155,15 @@ struct us_data {
trans_cmnd transport; /* transport routine */
};
+#ifdef CONFIG_USB_EHCI
/*
* The U-Boot EHCI driver cannot handle more than 5 page aligned buffers
* of 4096 bytes in a transfer without running itself out of qt_buffers
*/
#define USB_MAX_XFER_BLK(start, blksz) (((4096 * 5) - (start % 4096)) / blksz)
+#else
+#define USB_MAX_XFER_BLK(start, blksz) 20
+#endif
static struct us_data usb_stor[USB_MAX_STOR_DEV];
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