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authorLinus Torvalds <torvalds@linux-foundation.org>2015-04-24 09:49:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-24 09:49:37 -0700
commitd6a4c0e5d3d433ef296f8f417e835329a834a256 (patch)
treea65de394ea1afeeccee9f84dc7e6cd21e2660639 /include/linux/dmaengine.h
parentMerge tag 'md/4.1' of git://neil.brown.name/md (diff)
parentdmaengine: dw: don't prompt for DW_DMAC_CORE (diff)
downloadwireguard-linux-d6a4c0e5d3d433ef296f8f417e835329a834a256.tar.xz
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Merge branch 'for-linus' of git://git.infradead.org/users/vkoul/slave-dma
Pull slave-dmaengine updates from Vinod Koul: - new drivers for: - Ingenic JZ4780 controller - APM X-Gene controller - Freescale RaidEngine device - Renesas USB Controller - remove device_alloc_chan_resources dummy handlers - sh driver cleanups for peri peri and related emmc and asoc patches as well - fixes and enhancements spread over the drivers * 'for-linus' of git://git.infradead.org/users/vkoul/slave-dma: (59 commits) dmaengine: dw: don't prompt for DW_DMAC_CORE dmaengine: shdmac: avoid unused variable warnings dmaengine: fix platform_no_drv_owner.cocci warnings dmaengine: pch_dma: fix memory leak on failure path in pch_dma_probe() dmaengine: at_xdmac: unlock spin lock before return dmaengine: xgene: devm_ioremap() returns NULL on error dmaengine: xgene: buffer overflow in xgene_dma_init_channels() dmaengine: usb-dmac: Fix dereferencing freed memory 'desc' dmaengine: sa11x0: report slave capabilities to upper layers dmaengine: vdma: Fix compilation warnings dmaengine: fsl_raid: statify fsl_re_chan_probe dmaengine: Driver support for FSL RaidEngine device. dmaengine: xgene_dma_init_ring_mngr() can be static Documentation: dma: Add documentation for the APM X-Gene SoC DMA device DTS binding arm64: dts: Add APM X-Gene SoC DMA device and DMA clock DTS nodes dmaengine: Add support for APM X-Gene SoC DMA engine driver dmaengine: usb-dmac: Add Renesas USB DMA Controller (USB-DMAC) driver dmaengine: renesas,usb-dmac: Add device tree bindings documentation dmaengine: edma: fixed wrongly initialized data parameter to the edma callback dmaengine: ste_dma40: fix implicit conversion ...
Diffstat (limited to 'include/linux/dmaengine.h')
-rw-r--r--include/linux/dmaengine.h36
1 files changed, 0 insertions, 36 deletions
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index b6997a0cb528..ad419757241f 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -11,10 +11,6 @@
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
* The full GNU General Public License is included in this distribution in the
* file called COPYING.
*/
@@ -574,7 +570,6 @@ struct dma_tx_state {
* @copy_align: alignment shift for memcpy operations
* @xor_align: alignment shift for xor operations
* @pq_align: alignment shift for pq operations
- * @fill_align: alignment shift for memset operations
* @dev_id: unique device ID
* @dev: struct device reference for dma mapping api
* @src_addr_widths: bit mask of src addr widths the device supports
@@ -625,7 +620,6 @@ struct dma_device {
u8 copy_align;
u8 xor_align;
u8 pq_align;
- u8 fill_align;
#define DMA_HAS_PQ_CONTINUE (1 << 15)
int dev_id;
@@ -826,12 +820,6 @@ static inline bool is_dma_pq_aligned(struct dma_device *dev, size_t off1,
return dmaengine_check_align(dev->pq_align, off1, off2, len);
}
-static inline bool is_dma_fill_aligned(struct dma_device *dev, size_t off1,
- size_t off2, size_t len)
-{
- return dmaengine_check_align(dev->fill_align, off1, off2, len);
-}
-
static inline void
dma_set_maxpq(struct dma_device *dma, int maxpq, int has_pq_continue)
{
@@ -1098,7 +1086,6 @@ void dma_async_device_unregister(struct dma_device *device);
void dma_run_dependencies(struct dma_async_tx_descriptor *tx);
struct dma_chan *dma_get_slave_channel(struct dma_chan *chan);
struct dma_chan *dma_get_any_slave_channel(struct dma_device *device);
-struct dma_chan *net_dma_find_channel(void);
#define dma_request_channel(mask, x, y) __dma_request_channel(&(mask), x, y)
#define dma_request_slave_channel_compat(mask, x, y, dev, name) \
__dma_request_slave_channel_compat(&(mask), x, y, dev, name)
@@ -1116,27 +1103,4 @@ static inline struct dma_chan
return __dma_request_channel(mask, fn, fn_param);
}
-
-/* --- Helper iov-locking functions --- */
-
-struct dma_page_list {
- char __user *base_address;
- int nr_pages;
- struct page **pages;
-};
-
-struct dma_pinned_list {
- int nr_iovecs;
- struct dma_page_list page_list[0];
-};
-
-struct dma_pinned_list *dma_pin_iovec_pages(struct iovec *iov, size_t len);
-void dma_unpin_iovec_pages(struct dma_pinned_list* pinned_list);
-
-dma_cookie_t dma_memcpy_to_iovec(struct dma_chan *chan, struct iovec *iov,
- struct dma_pinned_list *pinned_list, unsigned char *kdata, size_t len);
-dma_cookie_t dma_memcpy_pg_to_iovec(struct dma_chan *chan, struct iovec *iov,
- struct dma_pinned_list *pinned_list, struct page *page,
- unsigned int offset, size_t len);
-
#endif /* DMAENGINE_H */