diff options
| author | Lucas Stach <dev@lynxeye.de> | 2015-03-05 22:50:19 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2015-03-06 07:53:48 +0100 |
| commit | 0ba21609c447e324d6451f1ca2f52287b580c4f9 (patch) | |
| tree | 70b02fa1f1446f7e73013a3484c84e5dac3d200b /drivers/usb/host | |
| parent | 602d399e63e6a42535f3208490ad1e63e6ca3470 (diff) | |
| download | barebox-0ba21609c447e324d6451f1ca2f52287b580c4f9.tar.gz barebox-0ba21609c447e324d6451f1ca2f52287b580c4f9.tar.xz | |
usb: host: ohci: convert to streaming DMA ops
Move to the common streaming DMA ops in order to get rid of
the direct usage of the ARM MMU functions for the cache
maintenance.
Signed-off-by: Lucas Stach <dev@lynxeye.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | drivers/usb/host/ohci-hcd.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c index 010ba35014..1d511b7563 100644 --- a/drivers/usb/host/ohci-hcd.c +++ b/drivers/usb/host/ohci-hcd.c @@ -43,6 +43,7 @@ #include <common.h> #include <dma.h> #include <clock.h> +#include <dma.h> #include <malloc.h> #include <usb/usb.h> #include <usb/usb_defs.h> @@ -52,7 +53,6 @@ #include <asm/byteorder.h> #include <io.h> -#include <asm/mmu.h> #include "ohci.h" @@ -857,7 +857,7 @@ static void td_fill(struct ohci *ohci, unsigned int info, td->hwNextTD = virt_to_phys((void *)m32_swap((unsigned long)td_pt)); - dma_flush_range((unsigned long)data, (unsigned long)(data + len)); + dma_sync_single_for_device((unsigned long)data, len, DMA_BIDIRECTIONAL); /* append to queue */ td->ed->hwTailP = td->hwNextTD; @@ -1093,7 +1093,8 @@ static int dl_done_list(struct ohci *ohci) unsigned long ptdphys = virt_to_phys(ptd); struct td *td_list; - dma_clean_range(ptdphys, ptdphys + (sizeof(struct td) * NUM_TD)); + dma_sync_single_for_device((unsigned long)ptdphys, + sizeof(struct td) * NUM_TD, DMA_BIDIRECTIONAL); td_list = dl_reverse_done_list(ohci); @@ -1529,7 +1530,8 @@ static int submit_common_msg(struct usb_device *dev, unsigned long pipe, void *b dev->status = stat; dev->act_len = urb->actual_length; - dma_inv_range((unsigned long)buffer, (unsigned long)(buffer + transfer_len)); + dma_sync_single_for_cpu((unsigned long)buffer, transfer_len, + DMA_BIDIRECTIONAL); pkt_print(urb, dev, pipe, buffer, transfer_len, setup, "RET(ctlr)", usb_pipein(pipe)); |