diff options
| author | Guennadi Liakhovetski <g.liakhovetski@gmx.de> | 2010-03-02 11:39:15 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-03-02 11:39:15 +0900 |
| commit | 73a19e4c0301908ce6346715fd08a74308451f5a (patch) | |
| tree | 252aa89c1e04f1febb71e5133a78e16bf730479c /include | |
| parent | c014906a870ce70e009def0c9d170ccabeb0be63 (diff) | |
| download | linux-73a19e4c0301908ce6346715fd08a74308451f5a.tar.gz linux-73a19e4c0301908ce6346715fd08a74308451f5a.tar.bz2 linux-73a19e4c0301908ce6346715fd08a74308451f5a.zip | |
serial: sh-sci: Add DMA support.
Support using DMA for sending and receiving data over SCI(F) interfaces of
various SH SoCs.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/serial_sci.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h index 1c297ddc9d5a..1b177d29a7f0 100644 --- a/include/linux/serial_sci.h +++ b/include/linux/serial_sci.h @@ -2,6 +2,7 @@ #define __LINUX_SERIAL_SCI_H #include <linux/serial_core.h> +#include <asm/dmaengine.h> /* * Generic header for SuperH SCI(F) (used by sh/sh64/h8300 and related parts) @@ -16,6 +17,8 @@ enum { SCIx_NR_IRQS, }; +struct device; + /* * Platform device specific platform_data struct */ @@ -26,6 +29,9 @@ struct plat_sci_port { unsigned int type; /* SCI / SCIF / IRDA */ upf_t flags; /* UPF_* flags */ char *clk; /* clock string */ + struct device *dma_dev; + enum sh_dmae_slave_chan_id dma_slave_tx; + enum sh_dmae_slave_chan_id dma_slave_rx; }; #endif /* __LINUX_SERIAL_SCI_H */ |