diff options
| author | Micky Ching <micky_ching@realsil.com.cn> | 2014-06-06 11:05:44 +0400 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2014-07-09 17:14:58 +0400 |
| commit | 8cd118308a8649c649533a0133af0ce731d223bb (patch) | |
| tree | d133d73fcded3bac7b0b73f63617dc79b4591353 /include | |
| parent | cd3de83f147601356395b57a8673e9c5ff1e59d1 (diff) | |
| download | linux-8cd118308a8649c649533a0133af0ce731d223bb.tar.xz | |
mfd: rtsx: Add dma transfer function
rtsx driver using a single function for transfer data, dma map/unmap are
placed in one fix function. We need map/unmap dma in different place(for
mmc async driver), so add three function for dma map, dma transfer and
dma unmap.
Signed-off-by: Micky Ching <micky_ching@realsil.com.cn>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mfd/rtsx_pci.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/mfd/rtsx_pci.h b/include/linux/mfd/rtsx_pci.h index a3835976f7c6..74346d5e7899 100644 --- a/include/linux/mfd/rtsx_pci.h +++ b/include/linux/mfd/rtsx_pci.h @@ -943,6 +943,12 @@ void rtsx_pci_send_cmd_no_wait(struct rtsx_pcr *pcr); int rtsx_pci_send_cmd(struct rtsx_pcr *pcr, int timeout); int rtsx_pci_transfer_data(struct rtsx_pcr *pcr, struct scatterlist *sglist, int num_sg, bool read, int timeout); +int rtsx_pci_dma_map_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist, + int num_sg, bool read); +void rtsx_pci_dma_unmap_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist, + int num_sg, bool read); +int rtsx_pci_dma_transfer(struct rtsx_pcr *pcr, struct scatterlist *sglist, + int count, bool read, int timeout); int rtsx_pci_read_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len); int rtsx_pci_write_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len); int rtsx_pci_card_pull_ctl_enable(struct rtsx_pcr *pcr, int card); |