From: "Ang, Chee Hong" <chee.hong....@intel.com>
Add macros for specifying number of arguments in mailbox command.
Signed-off-by: Ang, Chee Hong <chee.hong....@intel.com>
---
arch/arm/mach-socfpga/include/mach/mailbox_s10.h | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/arm/mach-socfpga/include/mach/mailbox_s10.h
b/arch/arm/mach-socfpga/include/mach/mailbox_s10.h
index 660df35..94f60aa 100644
--- a/arch/arm/mach-socfpga/include/mach/mailbox_s10.h
+++ b/arch/arm/mach-socfpga/include/mach/mailbox_s10.h
@@ -107,6 +107,12 @@ enum ALT_SDM_MBOX_RESP_CODE {
#define RECONFIG_STATUS_PIN_STATUS 2
#define RECONFIG_STATUS_SOFTFUNC_STATUS 3
+/* Macros for specifying number of arguments in mailbox command */
+#define MBOX_NUM_ARGS(n, b) ((n & 0xFF) << b)
+#define MBOX_DIRECT_COUNT(n) MBOX_NUM_ARGS(n, 0)
+#define MBOX_ARG_DESC_COUNT(n) MBOX_NUM_ARGS(n, 8)
+#define MBOX_RESP_DESC_COUNT(n)
MBOX_NUM_ARGS(n, 16)
+
#define MBOX_CFGSTAT_STATE_IDLE 0x00000000
#define MBOX_CFGSTAT_STATE_CONFIG 0x10000000
#define MBOX_CFGSTAT_STATE_FAILACK 0x08000000
--
2.7.4
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