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From:   Baolin Wang <baolin.wang@linaro.org>
To:     dan.j.williams@intel.com, vinod.koul@intel.com
Cc:     eric.long@spreadtrum.com, broonie@kernel.org,
        dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org,
        baolin.wang@linaro.org
Subject: [PATCH v2 3/5] dmaengine: sprd: Move DMA request mode and interrupt type into head file
Date:   Thu, 19 Apr 2018 10:00:48 +0800
Message-Id: <0ec72acc564401cdbada3ff1f4c9500d1233398e.1524054807.git.baolin.wang@linaro.org>
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From: Eric Long <eric.long@spreadtrum.com>

This patch will move the Spreadtrum DMA request mode and interrupt type
into one head file for user to configure.

Signed-off-by: Eric Long <eric.long@spreadtrum.com>
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
---
Changes since v1:
- No updates.
---
 drivers/dma/sprd-dma.c       |   52 +-------------------------------------
 include/linux/dma/sprd-dma.h |   57 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 58 insertions(+), 51 deletions(-)
 create mode 100644 include/linux/dma/sprd-dma.h

diff --git a/drivers/dma/sprd-dma.c b/drivers/dma/sprd-dma.c
index 65ff0a58..ccdeb8f 100644
--- a/drivers/dma/sprd-dma.c
+++ b/drivers/dma/sprd-dma.c
@@ -6,6 +6,7 @@
 
 #include <linux/clk.h>
 #include <linux/dma-mapping.h>
+#include <linux/dma/sprd-dma.h>
 #include <linux/errno.h>
 #include <linux/init.h>
 #include <linux/interrupt.h>
@@ -125,57 +126,6 @@
 
 #define SPRD_DMA_SOFTWARE_UID		0
 
-/*
- * enum sprd_dma_req_mode: define the DMA request mode
- * @SPRD_DMA_FRAG_REQ: fragment request mode
- * @SPRD_DMA_BLK_REQ: block request mode
- * @SPRD_DMA_TRANS_REQ: transaction request mode
- * @SPRD_DMA_LIST_REQ: link-list request mode
- *
- * We have 4 types request mode: fragment mode, block mode, transaction mode
- * and linklist mode. One transaction can contain several blocks, one block can
- * contain several fragments. Link-list mode means we can save several DMA
- * configuration into one reserved memory, then DMA can fetch each DMA
- * configuration automatically to start transfer.
- */
-enum sprd_dma_req_mode {
-	SPRD_DMA_FRAG_REQ,
-	SPRD_DMA_BLK_REQ,
-	SPRD_DMA_TRANS_REQ,
-	SPRD_DMA_LIST_REQ,
-};
-
-/*
- * enum sprd_dma_int_type: define the DMA interrupt type
- * @SPRD_DMA_NO_INT: do not need generate DMA interrupts.
- * @SPRD_DMA_FRAG_INT: fragment done interrupt when one fragment request
- * is done.
- * @SPRD_DMA_BLK_INT: block done interrupt when one block request is done.
- * @SPRD_DMA_BLK_FRAG_INT: block and fragment interrupt when one fragment
- * or one block request is done.
- * @SPRD_DMA_TRANS_INT: tansaction done interrupt when one transaction
- * request is done.
- * @SPRD_DMA_TRANS_FRAG_INT: transaction and fragment interrupt when one
- * transaction request or fragment request is done.
- * @SPRD_DMA_TRANS_BLK_INT: transaction and block interrupt when one
- * transaction request or block request is done.
- * @SPRD_DMA_LIST_INT: link-list done interrupt when one link-list request
- * is done.
- * @SPRD_DMA_CFGERR_INT: configure error interrupt when configuration is
- * incorrect.
- */
-enum sprd_dma_int_type {
-	SPRD_DMA_NO_INT,
-	SPRD_DMA_FRAG_INT,
-	SPRD_DMA_BLK_INT,
-	SPRD_DMA_BLK_FRAG_INT,
-	SPRD_DMA_TRANS_INT,
-	SPRD_DMA_TRANS_FRAG_INT,
-	SPRD_DMA_TRANS_BLK_INT,
-	SPRD_DMA_LIST_INT,
-	SPRD_DMA_CFGERR_INT,
-};
-
 /* dma data width values */
 enum sprd_dma_datawidth {
 	SPRD_DMA_DATAWIDTH_1_BYTE,
diff --git a/include/linux/dma/sprd-dma.h b/include/linux/dma/sprd-dma.h
new file mode 100644
index 0000000..c545162
--- /dev/null
+++ b/include/linux/dma/sprd-dma.h
@@ -0,0 +1,57 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef _SPRD_DMA_H_
+#define _SPRD_DMA_H_
+
+/*
+ * enum sprd_dma_req_mode: define the DMA request mode
+ * @SPRD_DMA_FRAG_REQ: fragment request mode
+ * @SPRD_DMA_BLK_REQ: block request mode
+ * @SPRD_DMA_TRANS_REQ: transaction request mode
+ * @SPRD_DMA_LIST_REQ: link-list request mode
+ *
+ * We have 4 types request mode: fragment mode, block mode, transaction mode
+ * and linklist mode. One transaction can contain several blocks, one block can
+ * contain several fragments. Link-list mode means we can save several DMA
+ * configuration into one reserved memory, then DMA can fetch each DMA
+ * configuration automatically to start transfer.
+ */
+enum sprd_dma_req_mode {
+	SPRD_DMA_FRAG_REQ,
+	SPRD_DMA_BLK_REQ,
+	SPRD_DMA_TRANS_REQ,
+	SPRD_DMA_LIST_REQ,
+};
+
+/*
+ * enum sprd_dma_int_type: define the DMA interrupt type
+ * @SPRD_DMA_NO_INT: do not need generate DMA interrupts.
+ * @SPRD_DMA_FRAG_INT: fragment done interrupt when one fragment request
+ * is done.
+ * @SPRD_DMA_BLK_INT: block done interrupt when one block request is done.
+ * @SPRD_DMA_BLK_FRAG_INT: block and fragment interrupt when one fragment
+ * or one block request is done.
+ * @SPRD_DMA_TRANS_INT: tansaction done interrupt when one transaction
+ * request is done.
+ * @SPRD_DMA_TRANS_FRAG_INT: transaction and fragment interrupt when one
+ * transaction request or fragment request is done.
+ * @SPRD_DMA_TRANS_BLK_INT: transaction and block interrupt when one
+ * transaction request or block request is done.
+ * @SPRD_DMA_LIST_INT: link-list done interrupt when one link-list request
+ * is done.
+ * @SPRD_DMA_CFGERR_INT: configure error interrupt when configuration is
+ * incorrect.
+ */
+enum sprd_dma_int_type {
+	SPRD_DMA_NO_INT,
+	SPRD_DMA_FRAG_INT,
+	SPRD_DMA_BLK_INT,
+	SPRD_DMA_BLK_FRAG_INT,
+	SPRD_DMA_TRANS_INT,
+	SPRD_DMA_TRANS_FRAG_INT,
+	SPRD_DMA_TRANS_BLK_INT,
+	SPRD_DMA_LIST_INT,
+	SPRD_DMA_CFGERR_INT,
+};
+
+#endif
-- 
1.7.9.5