crypto: qat - generalize crypto request buffers

The structure qat_crypto_request_buffs which contains the source and
destination buffer lists and correspondent sizes and dma addresses is
also required for the compression service.
Rename it as qat_request_buffs and move it to qat_bl.h.

Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Reviewed-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Reviewed-by: Adam Guerin <adam.guerin@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/qat/qat_common/qat_bl.c

@@ -11,7 +11,7 @@
 #include "qat_crypto.h"
 
 void qat_bl_free_bufl(struct adf_accel_dev *accel_dev,
-		      struct qat_crypto_request_buffs *buf)
+		      struct qat_request_buffs *buf)
 {
 	struct device *dev = &GET_DEV(accel_dev);
 	struct qat_alg_buf_list *bl = buf->bl;
@@ -53,7 +53,7 @@ void qat_bl_free_bufl(struct adf_accel_dev *accel_dev,
 int qat_bl_sgl_to_bufl(struct adf_accel_dev *accel_dev,
 		       struct scatterlist *sgl,
 		       struct scatterlist *sglout,
-		       struct qat_crypto_request_buffs *buf,
+		       struct qat_request_buffs *buf,
 		       gfp_t flags)
 {
 	struct device *dev = &GET_DEV(accel_dev);

drivers/crypto/qat/qat_common/qat_bl.h

@@ -4,14 +4,46 @@
 #define QAT_BL_H
 #include <linux/scatterlist.h>
 #include <linux/types.h>
-#include "qat_crypto.h"
+
+#define QAT_MAX_BUFF_DESC	4
+
+struct qat_alg_buf {
+	u32 len;
+	u32 resrvd;
+	u64 addr;
+} __packed;
+
+struct qat_alg_buf_list {
+	u64 resrvd;
+	u32 num_bufs;
+	u32 num_mapped_bufs;
+	struct qat_alg_buf bufers[];
+} __packed;
+
+struct qat_alg_fixed_buf_list {
+	struct qat_alg_buf_list sgl_hdr;
+	struct qat_alg_buf descriptors[QAT_MAX_BUFF_DESC];
+} __packed __aligned(64);
+
+struct qat_request_buffs {
+	struct qat_alg_buf_list *bl;
+	dma_addr_t blp;
+	struct qat_alg_buf_list *blout;
+	dma_addr_t bloutp;
+	size_t sz;
+	size_t sz_out;
+	bool sgl_src_valid;
+	bool sgl_dst_valid;
+	struct qat_alg_fixed_buf_list sgl_src;
+	struct qat_alg_fixed_buf_list sgl_dst;
+};
 
 void qat_bl_free_bufl(struct adf_accel_dev *accel_dev,
-		      struct qat_crypto_request_buffs *buf);
+		      struct qat_request_buffs *buf);
 int qat_bl_sgl_to_bufl(struct adf_accel_dev *accel_dev,
 		       struct scatterlist *sgl,
 		       struct scatterlist *sglout,
-		       struct qat_crypto_request_buffs *buf,
+		       struct qat_request_buffs *buf,
 		       gfp_t flags);
 
 #endif

drivers/crypto/qat/qat_common/qat_crypto.h

@@ -8,6 +8,7 @@
 #include <linux/slab.h>
 #include "adf_accel_devices.h"
 #include "icp_qat_fw_la.h"
+#include "qat_bl.h"
 
 struct qat_instance_backlog {
 	struct list_head list;
@@ -35,39 +36,6 @@ struct qat_crypto_instance {
 	struct qat_instance_backlog backlog;
 };
 
-#define QAT_MAX_BUFF_DESC	4
-
-struct qat_alg_buf {
-	u32 len;
-	u32 resrvd;
-	u64 addr;
-} __packed;
-
-struct qat_alg_buf_list {
-	u64 resrvd;
-	u32 num_bufs;
-	u32 num_mapped_bufs;
-	struct qat_alg_buf bufers[];
-} __packed;
-
-struct qat_alg_fixed_buf_list {
-	struct qat_alg_buf_list sgl_hdr;
-	struct qat_alg_buf descriptors[QAT_MAX_BUFF_DESC];
-} __packed __aligned(64);
-
-struct qat_crypto_request_buffs {
-	struct qat_alg_buf_list *bl;
-	dma_addr_t blp;
-	struct qat_alg_buf_list *blout;
-	dma_addr_t bloutp;
-	size_t sz;
-	size_t sz_out;
-	bool sgl_src_valid;
-	bool sgl_dst_valid;
-	struct qat_alg_fixed_buf_list sgl_src;
-	struct qat_alg_fixed_buf_list sgl_dst;
-};
-
 struct qat_crypto_request;
 
 struct qat_crypto_request {
@@ -80,7 +48,7 @@ struct qat_crypto_request {
 		struct aead_request *aead_req;
 		struct skcipher_request *skcipher_req;
 	};
-	struct qat_crypto_request_buffs buf;
+	struct qat_request_buffs buf;
 	void (*cb)(struct icp_qat_fw_la_resp *resp,
 		   struct qat_crypto_request *req);
 	union {