From 02f8b1360312d888e3f4ae4ab47dec6cd542678d Mon Sep 17 00:00:00 2001 From: Roman Stratiienko Date: Tue, 19 Oct 2021 16:12:44 +0300 Subject: usb: musb: sunxi: Don't print error on MUSB_ULPI_BUSCONTROL access Error message appears during suspend, where musb driver is storing the register state in musb_save_context(): ``` musb-sunxi 1c19000.usb: Error unknown readb offset 112 ``` Print warning instead to avoid confusion. Signed-off-by: Roman Stratiienko Link: https://lore.kernel.org/r/20211019131244.1568560-1-r.stratiienko@gmail.com Signed-off-by: Greg Kroah-Hartman --- drivers/usb/musb/sunxi.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/usb/musb') diff --git a/drivers/usb/musb/sunxi.c b/drivers/usb/musb/sunxi.c index f3f76f2ac63f..961c858fb349 100644 --- a/drivers/usb/musb/sunxi.c +++ b/drivers/usb/musb/sunxi.c @@ -440,6 +440,10 @@ static u8 sunxi_musb_readb(void __iomem *addr, u32 offset) return 0xde; return readb(addr + SUNXI_MUSB_CONFIGDATA); + case MUSB_ULPI_BUSCONTROL: + dev_warn(sunxi_musb->controller->parent, + "sunxi-musb does not have ULPI bus control register\n"); + return 0; /* Offset for these is fixed by sunxi_musb_busctl_offset() */ case SUNXI_MUSB_TXFUNCADDR: case SUNXI_MUSB_TXHUBADDR: @@ -494,6 +498,10 @@ static void sunxi_musb_writeb(void __iomem *addr, unsigned offset, u8 data) return writeb(data, addr + SUNXI_MUSB_TXFIFOSZ); case MUSB_RXFIFOSZ: return writeb(data, addr + SUNXI_MUSB_RXFIFOSZ); + case MUSB_ULPI_BUSCONTROL: + dev_warn(sunxi_musb->controller->parent, + "sunxi-musb does not have ULPI bus control register\n"); + return; /* Offset for these is fixed by sunxi_musb_busctl_offset() */ case SUNXI_MUSB_TXFUNCADDR: case SUNXI_MUSB_TXHUBADDR: -- cgit v1.2.3