On 64-bit:
drivers/usb/gadget/udc/fsl_qe_udc.c: In function ‘qe_ep0_rx’:
drivers/usb/gadget/udc/fsl_qe_udc.c:842:13: error: cast from pointer to
integer of different size [-Werror=pointer-to-int-cast]
842 | vaddr = (u32)phys_to_virt(in_be32(&bd->buf));
| ^
In file included from drivers/usb/gadget/udc/fsl_qe_udc.c:41:
drivers/usb/gadget/udc/fsl_qe_udc.c:843:28: error: cast to pointer from
integer of different size [-Werror=int-to-pointer-cast]
843 | frame_set_data(pframe, (u8 *)vaddr);
| ^
The driver assumes physical and virtual addresses are 32-bit, hence it
cannot work on 64-bit platforms.
Signed-off-by: Geert Uytterhoeven <ge...@linux-m68k.org>
---
One more casualty of CONFIG_WERROR=y.
http://kisskb.ellerman.id.au/kisskb/buildresult/14652936/
---
drivers/usb/gadget/udc/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/usb/gadget/udc/Kconfig b/drivers/usb/gadget/udc/Kconfig
index 8c614bb86c665c77..69394dc1cdfb6436 100644
--- a/drivers/usb/gadget/udc/Kconfig
+++ b/drivers/usb/gadget/udc/Kconfig
@@ -330,6 +330,7 @@ config USB_AMD5536UDC
config USB_FSL_QE
tristate "Freescale QE/CPM USB Device Controller"
depends on FSL_SOC && (QUICC_ENGINE || CPM)
+ depends on !64BIT || BROKEN
help
Some of Freescale PowerPC processors have a Full Speed
QE/CPM2 USB controller, which support device mode with 4
--
2.25.1
