diff options
| author | Peter Ujfalusi <peter.ujfalusi@ti.com> | 2015-12-14 22:47:41 +0200 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2015-12-18 11:17:26 +0530 |
| commit | 23e6723c060faf5a0fc8d7bfbec440d29943fa99 (patch) | |
| tree | 4dce1854991d10566eeb136f5d4dec29db9c626b /include/linux/platform_data | |
| parent | a8135d0d79e9d0ad3a4ff494fceeaae838becf38 (diff) | |
dmaengine: edma: Add support for DMA filter mapping to slave devices
Add support for providing device to filter_fn mapping so client drivers
can switch to use the dma_request_chan() API.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'include/linux/platform_data')
| -rw-r--r-- | include/linux/platform_data/edma.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/platform_data/edma.h b/include/linux/platform_data/edma.h index e2878baeb90e..105700e62ea1 100644 --- a/include/linux/platform_data/edma.h +++ b/include/linux/platform_data/edma.h @@ -53,12 +53,16 @@ enum dma_event_q { #define EDMA_CTLR(i) ((i) >> 16) #define EDMA_CHAN_SLOT(i) ((i) & 0xffff) +#define EDMA_FILTER_PARAM(ctlr, chan) ((int[]) { EDMA_CTLR_CHAN(ctlr, chan) }) + struct edma_rsv_info { const s16 (*rsv_chans)[2]; const s16 (*rsv_slots)[2]; }; +struct dma_slave_map; + /* platform_data for EDMA driver */ struct edma_soc_info { /* @@ -76,6 +80,9 @@ struct edma_soc_info { s8 (*queue_priority_mapping)[2]; const s16 (*xbar_chans)[2]; + + const struct dma_slave_map *slave_map; + int slavecnt; }; #endif |