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@xxxxxxxxxx> --- drivers/ata/ahci.c | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-) diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 1894e47..e4310fc 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -31,7 +31,6 @@ #include <linux/ctype.h> #include <linux/err.h> #include <disks.h> -#include <asm/mmu.h> #include <ata_drive.h> #include <linux/sizes.h> #include <clock.h> @@ -170,7 +169,11 @@ static int ahci_io(struct ahci_port *ahci_port, u8 *fis, int fis_len, void *rbuf return -EIO; if (wbuf) - dma_flush_range((unsigned long)wbuf, (unsigned long)wbuf + buf_len); + dma_sync_single_for_device((unsigned long)wbuf, buf_len, + DMA_TO_DEVICE); + if (rbuf) + dma_sync_single_for_device((unsigned long)rbuf, buf_len, + DMA_FROM_DEVICE); memcpy((unsigned char *)ahci_port->cmd_tbl, fis, fis_len); @@ -187,8 +190,12 @@ static int ahci_io(struct ahci_port *ahci_port, u8 *fis, int fis_len, void *rbuf if (ret) return -ETIMEDOUT; + if (wbuf) + dma_sync_single_for_cpu((unsigned long)wbuf, buf_len, + DMA_TO_DEVICE); if (rbuf) - dma_inv_range((unsigned long)rbuf, (unsigned long)rbuf + buf_len); + dma_sync_single_for_cpu((unsigned long)rbuf, buf_len, + DMA_FROM_DEVICE); return 0; } -- 2.1.0 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
