bnx2x: Supporting Device Control Channel

In multi-function mode, the FW can receive special management control commands
to set the Min/Max BW and the the function link state

Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/bnx2x.h

@@ -128,6 +128,11 @@
 #define SHMEM_RD(bp, field)		REG_RD(bp, SHMEM_ADDR(bp, field))
 #define SHMEM_WR(bp, field, val)	REG_WR(bp, SHMEM_ADDR(bp, field), val)
 
+#define SHMEM2_ADDR(bp, field)		(bp->common.shmem2_base + \
+					 offsetof(struct shmem2_region, field))
+#define SHMEM2_RD(bp, field)		REG_RD(bp, SHMEM2_ADDR(bp, field))
+#define SHMEM2_WR(bp, field, val)	REG_WR(bp, SHMEM2_ADDR(bp, field), val)
+
 #define EMAC_RD(bp, reg)		REG_RD(bp, emac_base + reg)
 #define EMAC_WR(bp, reg, val)		REG_WR(bp, emac_base + reg, val)
 
@@ -535,6 +540,7 @@ struct bnx2x_common {
 #define NVRAM_PAGE_SIZE			256
 
 	u32			shmem_base;
+	u32			shmem2_base;
 
 	u32			hw_config;
 

drivers/net/bnx2x_hsi.h

@@ -658,6 +658,8 @@ struct drv_func_mb {
 #define DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS 		0x20010000
 #define DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP 		0x20020000
 #define DRV_MSG_CODE_UNLOAD_DONE			0x21000000
+#define DRV_MSG_CODE_DCC_OK				0x30000000
+#define DRV_MSG_CODE_DCC_FAILURE			0x31000000
 #define DRV_MSG_CODE_DIAG_ENTER_REQ			0x50000000
 #define DRV_MSG_CODE_DIAG_EXIT_REQ			0x60000000
 #define DRV_MSG_CODE_VALIDATE_KEY			0x70000000
@@ -692,6 +694,7 @@ struct drv_func_mb {
 #define FW_MSG_CODE_DRV_UNLOAD_PORT			0x20110000
 #define FW_MSG_CODE_DRV_UNLOAD_FUNCTION 		0x20120000
 #define FW_MSG_CODE_DRV_UNLOAD_DONE			0x21100000
+#define FW_MSG_CODE_DCC_DONE				0x30100000
 #define FW_MSG_CODE_DIAG_ENTER_DONE			0x50100000
 #define FW_MSG_CODE_DIAG_REFUSE 			0x50200000
 #define FW_MSG_CODE_DIAG_EXIT_DONE			0x60100000
@@ -742,6 +745,14 @@ struct drv_func_mb {
 	u32 drv_status;
 #define DRV_STATUS_PMF					0x00000001
 
+#define DRV_STATUS_DCC_EVENT_MASK			0x0000ff00
+#define DRV_STATUS_DCC_DISABLE_ENABLE_PF		0x00000100
+#define DRV_STATUS_DCC_BANDWIDTH_ALLOCATION		0x00000200
+#define DRV_STATUS_DCC_CHANGE_MAC_ADDRESS		0x00000400
+#define DRV_STATUS_DCC_RESERVED1			0x00000800
+#define DRV_STATUS_DCC_SET_PROTOCOL			0x00001000
+#define DRV_STATUS_DCC_SET_PRIORITY			0x00002000
+
 	u32 virt_mac_upper;
 #define VIRT_MAC_SIGN_MASK				0xffff0000
 #define VIRT_MAC_SIGNATURE				0x564d0000
@@ -778,10 +789,9 @@ struct shared_mf_cfg {
 struct port_mf_cfg {
 
 	u32 dynamic_cfg;	/* device control channel */
-#define PORT_MF_CFG_OUTER_VLAN_TAG_MASK 	    0x0000ffff
-#define PORT_MF_CFG_OUTER_VLAN_TAG_SHIFT	    0
-#define PORT_MF_CFG_DYNAMIC_CFG_ENABLED 	    0x00010000
-#define PORT_MF_CFG_DYNAMIC_CFG_DEFAULT 	    0x00000000
+#define PORT_MF_CFG_E1HOV_TAG_MASK		    0x0000ffff
+#define PORT_MF_CFG_E1HOV_TAG_SHIFT		    0
+#define PORT_MF_CFG_E1HOV_TAG_DEFAULT		    PORT_MF_CFG_E1HOV_TAG_MASK
 
 	u32 reserved[3];
 
@@ -885,6 +895,22 @@ struct shmem_region {			       /*   SharedMem Offset (size) */
 };						       /* 0x6dc */
 
 
+struct shmem2_region {
+
+	u32			size;
+
+	u32			dcc_support;
+#define SHMEM_DCC_SUPPORT_NONE			    0x00000000
+#define SHMEM_DCC_SUPPORT_DISABLE_ENABLE_PF_TLV     0x00000001
+#define SHMEM_DCC_SUPPORT_BANDWIDTH_ALLOCATION_TLV  0x00000004
+#define SHMEM_DCC_SUPPORT_CHANGE_MAC_ADDRESS_TLV    0x00000008
+#define SHMEM_DCC_SUPPORT_SET_PROTOCOL_TLV	    0x00000040
+#define SHMEM_DCC_SUPPORT_SET_PRIORITY_TLV	    0x00000080
+#define SHMEM_DCC_SUPPORT_DEFAULT		    SHMEM_DCC_SUPPORT_NONE
+
+};
+
+
 struct emac_stats {
     u32     rx_stat_ifhcinoctets;
     u32     rx_stat_ifhcinbadoctets;