On 07/22/2015 12:23 PM, Alexander Stein wrote: > This adds dcache support for dwc2. The DMA buffers must be DMA aligned and > is flushed for outgoing transactions before starting transfer. For > ingoing transactions it is invalidated after the transfer has finished.
> diff --git a/drivers/usb/host/dwc2.c b/drivers/usb/host/dwc2.c > /* We need doubleword-aligned buffers for DMA transfers */ > -DEFINE_ALIGN_BUFFER(uint8_t, aligned_buffer, DWC2_DATA_BUF_SIZE, 8); > -DEFINE_ALIGN_BUFFER(uint8_t, status_buffer, DWC2_STATUS_BUF_SIZE, 8); > +DEFINE_ALIGN_BUFFER(uint8_t, aligned_buffer, DWC2_DATA_BUF_SIZE, > ARCH_DMA_MINALIGN); > +DEFINE_ALIGN_BUFFER(uint8_t, status_buffer, DWC2_STATUS_BUF_SIZE, > ARCH_DMA_MINALIGN); That comment might need updating. _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
