intel_mid_dma: change the slave interface

In 2.6.36 kernel, dma slave control command was introduced,
this patch changes the intel-mid-dma driver to this
new kernel slave interface

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

1 files changed, 9 insertions, 2 deletions

diff --git a/drivers/dma/intel_mid_dma_regs.h b/drivers/dma/intel_mid_dma_regs.h
index 7a5ac56d132..709fecbdde7 100644
--- a/drivers/dma/intel_mid_dma_regs.h
+++ b/drivers/dma/intel_mid_dma_regs.h
@@ -187,13 +187,13 @@ struct intel_mid_dma_chan {
         struct list_head        active_list;
         struct list_head        queue;
         struct list_head        free_list;
-        struct intel_mid_dma_slave      *slave;
         unsigned int            descs_allocated;
         struct middma_device    *dma;
         bool                    busy;
         bool                    in_use;
         u32                     raw_tfr;
         u32                     raw_block;
+        struct intel_mid_dma_slave *mid_slave;
 };
 
 static inline struct intel_mid_dma_chan *to_intel_mid_dma_chan(
@@ -264,7 +264,7 @@ struct intel_mid_dma_desc {
         dma_addr_t                      next;
         enum dma_data_direction         dirn;
         enum dma_status                 status;
-        enum intel_mid_dma_width        width; /*width of DMA txn*/
+        enum dma_slave_buswidth         width; /*width of DMA txn*/
         enum intel_mid_dma_mode         cfg_mode; /*mode configuration*/
 
 };
@@ -289,6 +289,13 @@ static inline struct intel_mid_dma_desc *to_intel_mid_dma_desc
         return container_of(txd, struct intel_mid_dma_desc, txd);
 }
 
+static inline struct intel_mid_dma_slave *to_intel_mid_dma_slave
+                (struct dma_slave_config *slave)
+{
+        return container_of(slave, struct intel_mid_dma_slave, dma_slave);
+}
+
+
 int dma_resume(struct pci_dev *pci);
 
 #endif /*__INTEL_MID_DMAC_REGS_H__*/