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| author | Lucas Stach <dev@lynxeye.de> | 2015-03-05 22:49:55 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2015-03-06 07:51:47 +0100 |
| commit | e05f9586b302d0dba5e9c98d849596cad1716a6f (patch) | |
| tree | e4f8aa0b3e0dd5c3899d09e6d46746a37baf4635 /drivers/mtd/nand/nand_mxs.c | |
| parent | 6c583d0e327deecaea026cf47576fbe42274bd8c (diff) | |
| download | barebox-e05f9586b302d0dba5e9c98d849596cad1716a6f.tar.gz barebox-e05f9586b302d0dba5e9c98d849596cad1716a6f.tar.xz | |
ARM: change dma_alloc/free_coherent to match other architectures
As a lot drivers currently rely on the 1:1 virt->phys mapping on ARM
we define DMA_ADDRESS_BROKEN to mark them. In order to use them on
other architectures with a different mapping they need proper fixing.
Signed-off-by: Lucas Stach <dev@lynxeye.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/mtd/nand/nand_mxs.c')
| -rw-r--r-- | drivers/mtd/nand/nand_mxs.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/mtd/nand/nand_mxs.c b/drivers/mtd/nand/nand_mxs.c index 4e38e09186..98fd9f2579 100644 --- a/drivers/mtd/nand/nand_mxs.c +++ b/drivers/mtd/nand/nand_mxs.c @@ -1141,7 +1141,7 @@ int mxs_nand_alloc_buffers(struct mxs_nand_info *nand_info) const int size = NAND_MAX_PAGESIZE + NAND_MAX_OOBSIZE; /* DMA buffers */ - buf = dma_alloc_coherent(size); + buf = dma_alloc_coherent(size, DMA_ADDRESS_BROKEN); if (!buf) { printf("MXS NAND: Error allocating DMA buffers\n"); return -ENOMEM; @@ -1153,7 +1153,8 @@ int mxs_nand_alloc_buffers(struct mxs_nand_info *nand_info) nand_info->oob_buf = buf + NAND_MAX_PAGESIZE; /* Command buffers */ - nand_info->cmd_buf = dma_alloc_coherent(MXS_NAND_COMMAND_BUFFER_SIZE); + nand_info->cmd_buf = dma_alloc_coherent(MXS_NAND_COMMAND_BUFFER_SIZE, + DMA_ADDRESS_BROKEN); if (!nand_info->cmd_buf) { free(buf); printf("MXS NAND: Error allocating command buffers\n"); |