From e0266f4942f22d3111a5365f3b2c33ecd55730eb Mon Sep 17 00:00:00 2001 From: "Wu, Josh" Date: Mon, 27 Jul 2015 11:40:18 +0800 Subject: [PATCH] usb: ohci: enable cache support Remove the CONFIG_DM_USB limitation to enable cache support functions. Tested on SAMA5D3x-EK board. Signed-off-by: Josh Wu Acked-by: Hans de Goede --- drivers/usb/host/ohci-hcd.c | 12 +----------- drivers/usb/host/ohci.h | 2 +- 2 files changed, 2 insertions(+), 12 deletions(-) diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c index 691ed1c900..0ffd838db2 100644 --- a/drivers/usb/host/ohci-hcd.c +++ b/drivers/usb/host/ohci-hcd.c @@ -105,21 +105,13 @@ static struct pci_device_id ehci_pci_ids[] = { # define m32_swap(x) cpu_to_le32(x) #endif /* CONFIG_SYS_OHCI_BE_CONTROLLER */ -#ifdef CONFIG_DM_USB -/* - * We really should do proper cache flushing everywhere, but for now we only - * do it for new (driver-model) usb code to avoid regressions. - */ +/* We really should do proper cache flushing everywhere */ #define flush_dcache_buffer(addr, size) \ flush_dcache_range((unsigned long)(addr), \ ALIGN((unsigned long)(addr) + size, ARCH_DMA_MINALIGN)) #define invalidate_dcache_buffer(addr, size) \ invalidate_dcache_range((unsigned long)(addr), \ ALIGN((unsigned long)(addr) + size, ARCH_DMA_MINALIGN)) -#else -#define flush_dcache_buffer(addr, size) -#define invalidate_dcache_buffer(addr, size) -#endif /* Do not use sizeof(ed / td) as our ed / td structs contain extra members */ #define flush_dcache_ed(addr) flush_dcache_buffer(addr, 16) @@ -763,12 +755,10 @@ static void periodic_unlink(struct ohci *ohci, volatile struct ed *ed, if (((struct ed *) m32_swap((unsigned long)ed_p)) == ed) { *ed_p = ed->hwNextED; -#ifdef CONFIG_DM_USB aligned_ed_p = (unsigned long)ed_p; aligned_ed_p &= ~(ARCH_DMA_MINALIGN - 1); flush_dcache_range(aligned_ed_p, aligned_ed_p + ARCH_DMA_MINALIGN); -#endif break; } ed_p = &(((struct ed *) diff --git a/drivers/usb/host/ohci.h b/drivers/usb/host/ohci.h index f1526d4900..9b0c4a2bd9 100644 --- a/drivers/usb/host/ohci.h +++ b/drivers/usb/host/ohci.h @@ -18,7 +18,7 @@ # define ohci_writel(a, b) (*((volatile u32 *)(b)) = ((volatile u32)a)) #endif /* CONFIG_SYS_OHCI_SWAP_REG_ACCESS */ -#if defined CONFIG_DM_USB && ARCH_DMA_MINALIGN > 16 +#if ARCH_DMA_MINALIGN > 16 #define ED_ALIGNMENT ARCH_DMA_MINALIGN #else #define ED_ALIGNMENT 16 -- 2.30.2