This moves the definitions for various protocol details
(message & response codes, delays etc...) out of
fsi-master-gpio.c to fsi-master.h in order to share them
with other master implementations.
Signed-off-by: Benjamin Herrenschmidt <b...@kernel.crashing.org>
---
drivers/fsi/fsi-master-gpio.c | 29 -----------------------------
drivers/fsi/fsi-master.h | 33 +++++++++++++++++++++++++++++++++
2 files changed, 33 insertions(+), 29 deletions(-)
diff --git a/drivers/fsi/fsi-master-gpio.c b/drivers/fsi/fsi-master-gpio.c
index bad7951a2677..edc257e40102 100644
--- a/drivers/fsi/fsi-master-gpio.c
+++ b/drivers/fsi/fsi-master-gpio.c
@@ -17,35 +17,6 @@
#include "fsi-master.h"
#define FSI_GPIO_STD_DLY 1 /* Standard pin delay in nS */
-#define FSI_ECHO_DELAY_CLOCKS 16 /* Number clocks for echo delay
*/
-#define FSI_SEND_DELAY_CLOCKS 16 /* Number clocks for send delay
*/
-#define FSI_PRE_BREAK_CLOCKS 50 /* Number clocks to prep for
break */
-#define FSI_BREAK_CLOCKS 256 /* Number of clocks to issue
break */
-#define FSI_POST_BREAK_CLOCKS 16000 /* Number clocks to set up cfam
*/
-#define FSI_INIT_CLOCKS 5000 /* Clock out any old data */
-#define FSI_MASTER_DPOLL_CLOCKS 50 /* < 21 will cause slave to
hang */
-#define FSI_MASTER_EPOLL_CLOCKS 50 /* Number of clocks for E_POLL
retry */
-
-#define FSI_CRC_ERR_RETRIES 10
-
-#define FSI_CMD_DPOLL 0x2
-#define FSI_CMD_EPOLL 0x3
-#define FSI_CMD_TERM 0x3f
-#define FSI_CMD_ABS_AR 0x4
-#define FSI_CMD_REL_AR 0x5
-#define FSI_CMD_SAME_AR 0x3 /* but only a 2-bit opcode... */
-
-/* Slave responses */
-#define FSI_RESP_ACK 0 /* Success */
-#define FSI_RESP_BUSY 1 /* Slave busy */
-#define FSI_RESP_ERRA 2 /* Any (misc) Error */
-#define FSI_RESP_ERRC 3 /* Slave reports master CRC
error */
-
-#define FSI_MASTER_MAX_BUSY 200
-
-#define FSI_MASTER_MTOE_COUNT 1000
-#define FSI_CRC_SIZE 4
-
#define LAST_ADDR_INVALID 0x1
struct fsi_master_gpio {
diff --git a/drivers/fsi/fsi-master.h b/drivers/fsi/fsi-master.h
index 7d619c68ab9b..f653f75da7be 100644
--- a/drivers/fsi/fsi-master.h
+++ b/drivers/fsi/fsi-master.h
@@ -19,6 +19,39 @@
#include <linux/device.h>
+/* Various protocol delays */
+#define FSI_ECHO_DELAY_CLOCKS 16 /* Number clocks for echo delay
*/
+#define FSI_SEND_DELAY_CLOCKS 16 /* Number clocks for send delay
*/
+#define FSI_PRE_BREAK_CLOCKS 50 /* Number clocks to prep for
break */
+#define FSI_BREAK_CLOCKS 256 /* Number of clocks to issue
break */
+#define FSI_POST_BREAK_CLOCKS 16000 /* Number clocks to set up cfam
*/
+#define FSI_INIT_CLOCKS 5000 /* Clock out any old data */
+#define FSI_MASTER_DPOLL_CLOCKS 50 /* < 21 will cause slave to
hang */
+#define FSI_MASTER_EPOLL_CLOCKS 50 /* Number of clocks for E_POLL
retry */
+
+/* Various retry maximums */
+#define FSI_CRC_ERR_RETRIES 10
+#define FSI_MASTER_MAX_BUSY 200
+#define FSI_MASTER_MTOE_COUNT 1000
+
+/* Command encodings */
+#define FSI_CMD_DPOLL 0x2
+#define FSI_CMD_EPOLL 0x3
+#define FSI_CMD_TERM 0x3f
+#define FSI_CMD_ABS_AR 0x4
+#define FSI_CMD_REL_AR 0x5
+#define FSI_CMD_SAME_AR 0x3 /* but only a 2-bit opcode... */
+
+/* Slave responses */
+#define FSI_RESP_ACK 0 /* Success */
+#define FSI_RESP_BUSY 1 /* Slave busy */
+#define FSI_RESP_ERRA 2 /* Any (misc) Error */
+#define FSI_RESP_ERRC 3 /* Slave reports master CRC
error */
+
+/* Misc */
+#define FSI_CRC_SIZE 4
+
+/* fsi-master definition and flags */
#define FSI_MASTER_FLAG_SWCLOCK 0x1
struct fsi_master {
--
2.17.1
