diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-05-25 20:31:59 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-05-25 20:31:59 +0400 |
| commit | d5adf235adc8d8d67c10afd43922c92753f6be3c (patch) | |
| tree | 18c3cdcbc9a50a8cd00b03d83ec76bad7c7594f8 /include | |
| parent | d484864dd96e1830e7689510597707c1df8cd681 (diff) | |
| parent | 1dd1ea8eb46a71201943148cc0ed3182cd04e288 (diff) | |
| download | linux-d5adf235adc8d8d67c10afd43922c92753f6be3c.tar.xz | |
Merge branch 'next' of git://git.infradead.org/users/vkoul/slave-dma
Pull slave-dmaengine updates from Vinod Koul:
"Nothing exciting this time, odd fixes in a bunch of drivers"
* 'next' of git://git.infradead.org/users/vkoul/slave-dma:
dmaengine: at_hdmac: take maxburst from slave configuration
dmaengine: at_hdmac: remove ATC_DEFAULT_CTRLA constant
dmaengine: at_hdmac: remove some at_dma_slave comments
dma: imx-sdma: make channel0 operations atomic
dmaengine: Fixup dmaengine_prep_slave_single() to be actually useful
dmaengine: Use dma_sg_len(sg) instead of sg->length
dmaengine: Use sg_dma_address instead of sg_phys
DMA: PL330: Remove duplicate header file inclusion
dma: imx-sdma: keep the callbacks invoked in the tasklet
dmaengine: dw_dma: add Device Tree probing capability
dmaengine: dw_dmac: Add clk_{un}prepare() support
dma/amba-pl08x: add support for the Nomadik variant
dma/amba-pl08x: check for terminal count status only
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/amba/pl08x.h | 3 | ||||
| -rw-r--r-- | include/linux/dmaengine.h | 6 |
2 files changed, 7 insertions, 2 deletions
diff --git a/include/linux/amba/pl08x.h b/include/linux/amba/pl08x.h index e64ce2cfee99..02549017212a 100644 --- a/include/linux/amba/pl08x.h +++ b/include/linux/amba/pl08x.h @@ -92,6 +92,8 @@ struct pl08x_bus_data { * right now * @serving: the virtual channel currently being served by this physical * channel + * @locked: channel unavailable for the system, e.g. dedicated to secure + * world */ struct pl08x_phy_chan { unsigned int id; @@ -99,6 +101,7 @@ struct pl08x_phy_chan { spinlock_t lock; int signal; struct pl08x_dma_chan *serving; + bool locked; }; /** diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index f9a2e5e67a54..d3fec584e8c3 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -615,11 +615,13 @@ static inline int dmaengine_slave_config(struct dma_chan *chan, } static inline struct dma_async_tx_descriptor *dmaengine_prep_slave_single( - struct dma_chan *chan, void *buf, size_t len, + struct dma_chan *chan, dma_addr_t buf, size_t len, enum dma_transfer_direction dir, unsigned long flags) { struct scatterlist sg; - sg_init_one(&sg, buf, len); + sg_init_table(&sg, 1); + sg_dma_address(&sg) = buf; + sg_dma_len(&sg) = len; return chan->device->device_prep_slave_sg(chan, &sg, 1, dir, flags, NULL); |