qcacmn: Fix clang warnings implicit enum qdf_dma_data_direction

warning: implicit conversion from enumeration type 'enum
 qdf_dma_data_direction' to different enumeration type 'enum
 dma_data_direction' [-Wenum-conversion]

Change-Id: I181a448c48e8975025e67c2fc5ef44d3022ff1a0
CRs-Fixed: 2055513

qdf/linux/src/i_qdf_mem.h

@@ -134,6 +134,29 @@ static inline uint32_t __qdf_str_lcopy(char *dest, const char *src,
 	return strlcpy(dest, src, bytes);
 }
 
+/**
+ * __qdf_dma_dir_to_os() - Convert DMA data direction to OS specific enum
+ * @dir: QDF DMA data direction
+ *
+ * Return:
+ * enum dma_data_direction
+ */
+static inline
+enum dma_data_direction __qdf_dma_dir_to_os(qdf_dma_dir_t qdf_dir)
+{
+	switch (qdf_dir) {
+	case QDF_DMA_BIDIRECTIONAL:
+		return DMA_BIDIRECTIONAL;
+	case QDF_DMA_TO_DEVICE:
+		return DMA_TO_DEVICE;
+	case QDF_DMA_FROM_DEVICE:
+		return DMA_FROM_DEVICE;
+	default:
+		return DMA_NONE;
+	}
+}
+
+
 /**
  * __qdf_mem_map_nbytes_single - Map memory for DMA
  * @osdev: pomter OS device context
@@ -150,7 +173,8 @@ static inline uint32_t __qdf_mem_map_nbytes_single(qdf_device_t osdev,
 						  qdf_dma_addr_t *phy_addr)
 {
 	/* assume that the OS only provides a single fragment */
-	*phy_addr = dma_map_single(osdev->dev, buf, nbytes, dir);
+	*phy_addr = dma_map_single(osdev->dev, buf, nbytes,
+					__qdf_dma_dir_to_os(dir));
 	return dma_mapping_error(osdev->dev, *phy_addr) ?
 	QDF_STATUS_E_FAILURE : QDF_STATUS_SUCCESS;
 }
@@ -169,7 +193,8 @@ static inline void __qdf_mem_unmap_nbytes_single(qdf_device_t osdev,
 						 qdf_dma_addr_t phy_addr,
 						 qdf_dma_dir_t dir, int nbytes)
 {
-	dma_unmap_single(osdev->dev, phy_addr, nbytes, dir);
+	dma_unmap_single(osdev->dev, phy_addr, nbytes,
+				__qdf_dma_dir_to_os(dir));
 }
 #ifdef __KERNEL__
 

qdf/linux/src/qdf_nbuf.c

@@ -408,7 +408,8 @@ __qdf_nbuf_map_single(qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir)
 	/* assume that the OS only provides a single fragment */
 	QDF_NBUF_CB_PADDR(buf) = paddr =
 		dma_map_single(osdev->dev, buf->data,
-				skb_end_pointer(buf) - buf->data, dir);
+				skb_end_pointer(buf) - buf->data,
+				__qdf_dma_dir_to_os(dir));
 	return dma_mapping_error(osdev->dev, paddr)
 		? QDF_STATUS_E_FAILURE
 		: QDF_STATUS_SUCCESS;
@@ -434,7 +435,8 @@ void __qdf_nbuf_unmap_single(qdf_device_t osdev, qdf_nbuf_t buf,
 {
 	if (QDF_NBUF_CB_PADDR(buf))
 		dma_unmap_single(osdev->dev, QDF_NBUF_CB_PADDR(buf),
-			skb_end_pointer(buf) - buf->data, dir);
+			skb_end_pointer(buf) - buf->data,
+			__qdf_dma_dir_to_os(dir));
 }
 #endif
 EXPORT_SYMBOL(__qdf_nbuf_unmap_single);
@@ -2079,7 +2081,7 @@ void __qdf_nbuf_unmap_tso_segment(qdf_device_t osdev,
 		dma_unmap_single(osdev->dev,
 				 tso_seg->seg.tso_frags[num_frags].paddr,
 				 tso_seg->seg.tso_frags[num_frags].length,
-				 QDF_DMA_TO_DEVICE);
+				 __qdf_dma_dir_to_os(QDF_DMA_TO_DEVICE));
 		tso_seg->seg.tso_frags[num_frags].paddr = 0;
 		num_frags--;
 	}
@@ -2094,7 +2096,7 @@ void __qdf_nbuf_unmap_tso_segment(qdf_device_t osdev,
 		dma_unmap_single(osdev->dev,
 				 tso_seg->seg.tso_frags[0].paddr,
 				 tso_seg->seg.tso_frags[0].length,
-				 QDF_DMA_TO_DEVICE);
+				 __qdf_dma_dir_to_os(QDF_DMA_TO_DEVICE));
 		tso_seg->seg.tso_frags[0].paddr = 0;
 	}
 }
@@ -2297,7 +2299,7 @@ QDF_STATUS __qdf_nbuf_map_nbytes_single(
 	/* assume that the OS only provides a single fragment */
 	QDF_NBUF_CB_PADDR(buf) = paddr =
 		dma_map_single(osdev->dev, buf->data,
-			nbytes, dir);
+			nbytes, __qdf_dma_dir_to_os(dir));
 	return dma_mapping_error(osdev->dev, paddr) ?
 		QDF_STATUS_E_FAULT : QDF_STATUS_SUCCESS;
 }
@@ -2330,7 +2332,7 @@ __qdf_nbuf_unmap_nbytes_single(
 		return;
 	}
 	dma_unmap_single(osdev->dev, QDF_NBUF_CB_PADDR(buf),
-			nbytes, dir);
+			nbytes, __qdf_dma_dir_to_os(dir));
 }
 EXPORT_SYMBOL(__qdf_nbuf_unmap_nbytes_single);
 #endif
@@ -2530,7 +2532,8 @@ QDF_STATUS __qdf_nbuf_frag_map(
 	frag_len = skb_frag_size(frag);
 
 	QDF_NBUF_CB_TX_EXTRA_FRAG_PADDR(nbuf) = paddr =
-		skb_frag_dma_map(osdev->dev, frag, offset, frag_len, dir);
+		skb_frag_dma_map(osdev->dev, frag, offset, frag_len,
+					__qdf_dma_dir_to_os(dir));
 	return dma_mapping_error(osdev->dev, paddr) ?
 			QDF_STATUS_E_FAULT : QDF_STATUS_SUCCESS;
 }
@@ -2575,7 +2578,8 @@ static void __qdf_nbuf_sync_single_for_cpu(
 		return;
 	}
 	dma_sync_single_for_cpu(osdev->dev, QDF_NBUF_CB_PADDR(buf),
-		skb_end_offset(buf) - skb_headroom(buf), dir);
+		skb_end_offset(buf) - skb_headroom(buf),
+		__qdf_dma_dir_to_os(dir));
 }
 #endif
 /**