staging: fsl-mc: Add new flags field to MC command header

The Management Complex (MC) binary interface added a new "flags"
field to the command header.
Add the definitions for this field in preparation for adding the
new cmd_flags parameter to all MC interface APIs.

Signed-off-by: J. German Rivera <German.Rivera@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/fsl-mc/include/mc-cmd.h b/drivers/staging/fsl-mc/include/mc-cmd.h
index 32501e0..af7de6e 100644 (file)
--- a/drivers/staging/fsl-mc/include/mc-cmd.h
+++ b/drivers/staging/fsl-mc/include/mc-cmd.h
@@ -67,14 +67,31 @@ enum mc_cmd_status {
        MC_CMD_STATUS_INVALID_STATE = 0xC /* Invalid state */
 };
 
+/*
+ * MC command flags
+ */
+
+/* High priority flag */
+#define MC_CMD_FLAG_PRI                0x00008000
+/* Command completion flag */
+#define MC_CMD_FLAG_INTR_DIS   0x01000000
+
+/*
+ * TODO Remove following two defines after completion of flib 8.0.0
+ * integration
+ */
+#define MC_CMD_PRI_LOW         0 /*!< Low Priority command indication */
+#define MC_CMD_PRI_HIGH                1 /*!< High Priority command indication */
+
 #define MC_CMD_HDR_CMDID_O     52      /* Command ID field offset */
 #define MC_CMD_HDR_CMDID_S     12      /* Command ID field size */
 #define MC_CMD_HDR_TOKEN_O     38      /* Token field offset */
 #define MC_CMD_HDR_TOKEN_S     10      /* Token field size */
 #define MC_CMD_HDR_STATUS_O    16      /* Status field offset */
 #define MC_CMD_HDR_STATUS_S    8       /* Status field size*/
-#define MC_CMD_HDR_PRI_O       15      /* Priority field offset */
-#define MC_CMD_HDR_PRI_S       1       /* Priority field size */
+#define MC_CMD_HDR_FLAGS_O     0       /* Flags field offset */
+#define MC_CMD_HDR_FLAGS_S     32      /* Flags field size*/
+#define MC_CMD_HDR_FLAGS_MASK  0xFF00FF00 /* Command flags mask */
 
 #define MC_CMD_HDR_READ_STATUS(_hdr) \
        ((enum mc_cmd_status)mc_dec((_hdr), \
@@ -83,8 +100,8 @@ enum mc_cmd_status {
 #define MC_CMD_HDR_READ_TOKEN(_hdr) \
        ((uint16_t)mc_dec((_hdr), MC_CMD_HDR_TOKEN_O, MC_CMD_HDR_TOKEN_S))
 
-#define MC_CMD_PRI_LOW         0 /* Low Priority command indication */
-#define MC_CMD_PRI_HIGH                1 /* High Priority command indication */
+#define MC_CMD_HDR_READ_FLAGS(_hdr) \
+       ((uint32_t)mc_dec((_hdr), MC_CMD_HDR_FLAGS_O, MC_CMD_HDR_FLAGS_S))
 
 #define MC_EXT_OP(_ext, _param, _offset, _width, _type, _arg) \
        ((_ext)[_param] |= mc_enc((_offset), (_width), _arg))
@@ -96,14 +113,15 @@ enum mc_cmd_status {
        (_arg = (_type)mc_dec(_cmd.params[_param], (_offset), (_width)))
 
 static inline uint64_t mc_encode_cmd_header(uint16_t cmd_id,
-                                           uint8_t priority,
+                                           uint32_t cmd_flags,
                                            uint16_t token)
 {
        uint64_t hdr;
 
        hdr = mc_enc(MC_CMD_HDR_CMDID_O, MC_CMD_HDR_CMDID_S, cmd_id);
+       hdr |= mc_enc(MC_CMD_HDR_FLAGS_O, MC_CMD_HDR_FLAGS_S,
+                      (cmd_flags & MC_CMD_HDR_FLAGS_MASK));
        hdr |= mc_enc(MC_CMD_HDR_TOKEN_O, MC_CMD_HDR_TOKEN_S, token);
-       hdr |= mc_enc(MC_CMD_HDR_PRI_O, MC_CMD_HDR_PRI_S, priority);
        hdr |= mc_enc(MC_CMD_HDR_STATUS_O, MC_CMD_HDR_STATUS_S,
                       MC_CMD_STATUS_READY);