bna: Added flash sub-module and ethtool eeprom entry points.

Change details:
	- The patch adds flash sub-module to the bna driver.
	- Added ethtool set_eeprom() and get_eeprom() entry points to
	  support flash partition read/write operations.

Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 48 insertions, 0 deletions

diff --git a/drivers/net/ethernet/brocade/bna/bfa_ioc.h b/drivers/net/ethernet/brocade/bna/bfa_ioc.h
index ca158d1eaef3..fc108c7a735e 100644
--- a/drivers/net/ethernet/brocade/bna/bfa_ioc.h
+++ b/drivers/net/ethernet/brocade/bna/bfa_ioc.h
@@ -68,6 +68,16 @@ __bfa_dma_be_addr_set(union bfi_addr_u *dma_addr, u64 pa)
         dma_addr->a32.addr_hi = (u32) htonl(upper_32_bits(pa));
 }
 
+#define bfa_alen_set(__alen, __len, __pa)       \
+        __bfa_alen_set(__alen, __len, (u64)__pa)
+
+static inline void
+__bfa_alen_set(struct bfi_alen *alen, u32 len, u64 pa)
+{
+        alen->al_len = cpu_to_be32(len);
+        bfa_dma_be_addr_set(alen->al_addr, pa);
+}
+
 struct bfa_ioc_regs {
         void __iomem *hfn_mbox_cmd;
         void __iomem *hfn_mbox;
@@ -322,4 +332,42 @@ void bfa_nw_iocpf_sem_timeout(void *ioc);
 u32 *bfa_cb_image_get_chunk(enum bfi_asic_gen asic_gen, u32 off);
 u32 bfa_cb_image_get_size(enum bfi_asic_gen asic_gen);
 
+/*
+ *      Flash module specific
+ */
+typedef void    (*bfa_cb_flash) (void *cbarg, enum bfa_status status);
+
+struct bfa_flash {
+        struct bfa_ioc *ioc;            /* back pointer to ioc */
+        u32             type;           /* partition type */
+        u8              instance;       /* partition instance */
+        u8              rsv[3];
+        u32             op_busy;        /*  operation busy flag */
+        u32             residue;        /*  residual length */
+        u32             offset;         /*  offset */
+        enum bfa_status status;         /*  status */
+        u8              *dbuf_kva;      /*  dma buf virtual address */
+        u64             dbuf_pa;        /*  dma buf physical address */
+        bfa_cb_flash    cbfn;           /*  user callback function */
+        void            *cbarg;         /*  user callback arg */
+        u8              *ubuf;          /*  user supplied buffer */
+        u32             addr_off;       /*  partition address offset */
+        struct bfa_mbox_cmd mb;         /*  mailbox */
+        struct bfa_ioc_notify ioc_notify; /*  ioc event notify */
+};
+
+enum bfa_status bfa_nw_flash_get_attr(struct bfa_flash *flash,
+                        struct bfa_flash_attr *attr,
+                        bfa_cb_flash cbfn, void *cbarg);
+enum bfa_status bfa_nw_flash_update_part(struct bfa_flash *flash,
+                        u32 type, u8 instance, void *buf, u32 len, u32 offset,
+                        bfa_cb_flash cbfn, void *cbarg);
+enum bfa_status bfa_nw_flash_read_part(struct bfa_flash *flash,
+                        u32 type, u8 instance, void *buf, u32 len, u32 offset,
+                        bfa_cb_flash cbfn, void *cbarg);
+u32     bfa_nw_flash_meminfo(void);
+void    bfa_nw_flash_attach(struct bfa_flash *flash,
+                            struct bfa_ioc *ioc, void *dev);
+void    bfa_nw_flash_memclaim(struct bfa_flash *flash, u8 *dm_kva, u64 dm_pa);
+
 #endif /* __BFA_IOC_H__ */