misc: bcm2835_smi: use proper enum in dma_map_single

With llvm/clang, there are implicit conversion build warnings.
Use proper enum in dma_map_single/dma_unmap_single.

Change-Id: Id241d8f2d5fec16946bb34184af7b6053b6f9ca6
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>

diff --git a/drivers/misc/bcm2835_smi.c b/drivers/misc/bcm2835_smi.c
index f1a7f6a..831b703 100644 (file)
--- a/drivers/misc/bcm2835_smi.c
+++ b/drivers/misc/bcm2835_smi.c
@@ -689,7 +689,7 @@ void bcm2835_smi_write_buf(
                        inst->dev,
                        (void *)buf,
                        n_bytes,
-                       DMA_MEM_TO_DEV);
+                       DMA_TO_DEVICE);
                struct scatterlist *sgl =
                        smi_scatterlist_from_buffer(inst, phy_addr, n_bytes,
                                &inst->buffer_sgl);
@@ -702,7 +702,7 @@ void bcm2835_smi_write_buf(
                smi_dma_write_sgl(inst, sgl, 1, n_bytes);
 
                dma_unmap_single
-                       (inst->dev, phy_addr, n_bytes, DMA_MEM_TO_DEV);
+                       (inst->dev, phy_addr, n_bytes, DMA_TO_DEVICE);
        } else if (n_bytes) {
                smi_write_fifo(inst, (uint32_t *) buf, n_bytes);
        }
@@ -748,7 +748,7 @@ void bcm2835_smi_read_buf(struct bcm2835_smi_instance *inst,
        if (n_bytes > DMA_THRESHOLD_BYTES) {
                dma_addr_t phy_addr = dma_map_single(inst->dev,
                                                     buf, n_bytes,
-                                                    DMA_DEV_TO_MEM);
+                                                    DMA_FROM_DEVICE);
                struct scatterlist *sgl = smi_scatterlist_from_buffer(
                        inst, phy_addr, n_bytes,
                        &inst->buffer_sgl);
@@ -758,7 +758,7 @@ void bcm2835_smi_read_buf(struct bcm2835_smi_instance *inst,
                        goto out;
                }
                smi_dma_read_sgl(inst, sgl, 1, n_bytes);
-               dma_unmap_single(inst->dev, phy_addr, n_bytes, DMA_DEV_TO_MEM);
+               dma_unmap_single(inst->dev, phy_addr, n_bytes, DMA_FROM_DEVICE);
        } else if (n_bytes) {
                smi_read_fifo(inst, (uint32_t *)buf, n_bytes);
        }