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-rw-r--r--include/linux/dmaengine.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 16a1cad30c33..017433712833 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -357,8 +357,8 @@ enum dma_slave_buswidth {
*/
struct dma_slave_config {
enum dma_transfer_direction direction;
- dma_addr_t src_addr;
- dma_addr_t dst_addr;
+ phys_addr_t src_addr;
+ phys_addr_t dst_addr;
enum dma_slave_buswidth src_addr_width;
enum dma_slave_buswidth dst_addr_width;
u32 src_maxburst;
@@ -401,6 +401,7 @@ enum dma_residue_granularity {
* since the enum dma_transfer_direction is not defined as bits for each
* type of direction, the dma controller should fill (1 << <TYPE>) and same
* should be checked by controller as well
+ * @max_burst: max burst capability per-transfer
* @cmd_pause: true, if pause and thereby resume is supported
* @cmd_terminate: true, if terminate cmd is supported
* @residue_granularity: granularity of the reported transfer residue
@@ -411,6 +412,7 @@ struct dma_slave_caps {
u32 src_addr_widths;
u32 dst_addr_widths;
u32 directions;
+ u32 max_burst;
bool cmd_pause;
bool cmd_terminate;
enum dma_residue_granularity residue_granularity;
@@ -654,6 +656,7 @@ struct dma_filter {
* the enum dma_transfer_direction is not defined as bits for
* each type of direction, the dma controller should fill (1 <<
* <TYPE>) and same should be checked by controller as well
+ * @max_burst: max burst capability per-transfer
* @residue_granularity: granularity of the transfer residue reported
* by tx_status
* @device_alloc_chan_resources: allocate resources and return the
@@ -712,6 +715,7 @@ struct dma_device {
u32 src_addr_widths;
u32 dst_addr_widths;
u32 directions;
+ u32 max_burst;
bool descriptor_reuse;
enum dma_residue_granularity residue_granularity;