diff options
Diffstat (limited to 'drivers/net/s2io.h')
| -rw-r--r-- | drivers/net/s2io.h | 91 |
1 files changed, 47 insertions, 44 deletions
diff --git a/drivers/net/s2io.h b/drivers/net/s2io.h index 1cc24b56760..419aad7f10e 100644 --- a/drivers/net/s2io.h +++ b/drivers/net/s2io.h @@ -418,7 +418,7 @@ typedef struct list_info_hold { void *list_virt_addr; } list_info_hold_t; -/* Rx descriptor structure */ +/* Rx descriptor structure for 1 buffer mode */ typedef struct _RxD_t { u64 Host_Control; /* reserved for host */ u64 Control_1; @@ -439,49 +439,54 @@ typedef struct _RxD_t { #define SET_RXD_MARKER vBIT(THE_RXD_MARK, 0, 2) #define GET_RXD_MARKER(ctrl) ((ctrl & SET_RXD_MARKER) >> 62) -#ifndef CONFIG_2BUFF_MODE -#define MASK_BUFFER0_SIZE vBIT(0x3FFF,2,14) -#define SET_BUFFER0_SIZE(val) vBIT(val,2,14) -#else -#define MASK_BUFFER0_SIZE vBIT(0xFF,2,14) -#define MASK_BUFFER1_SIZE vBIT(0xFFFF,16,16) -#define MASK_BUFFER2_SIZE vBIT(0xFFFF,32,16) -#define SET_BUFFER0_SIZE(val) vBIT(val,8,8) -#define SET_BUFFER1_SIZE(val) vBIT(val,16,16) -#define SET_BUFFER2_SIZE(val) vBIT(val,32,16) -#endif - #define MASK_VLAN_TAG vBIT(0xFFFF,48,16) #define SET_VLAN_TAG(val) vBIT(val,48,16) #define SET_NUM_TAG(val) vBIT(val,16,32) -#ifndef CONFIG_2BUFF_MODE -#define RXD_GET_BUFFER0_SIZE(Control_2) (u64)((Control_2 & vBIT(0x3FFF,2,14))) -#else -#define RXD_GET_BUFFER0_SIZE(Control_2) (u8)((Control_2 & MASK_BUFFER0_SIZE) \ - >> 48) -#define RXD_GET_BUFFER1_SIZE(Control_2) (u16)((Control_2 & MASK_BUFFER1_SIZE) \ - >> 32) -#define RXD_GET_BUFFER2_SIZE(Control_2) (u16)((Control_2 & MASK_BUFFER2_SIZE) \ - >> 16) + +} RxD_t; +/* Rx descriptor structure for 1 buffer mode */ +typedef struct _RxD1_t { + struct _RxD_t h; + +#define MASK_BUFFER0_SIZE_1 vBIT(0x3FFF,2,14) +#define SET_BUFFER0_SIZE_1(val) vBIT(val,2,14) +#define RXD_GET_BUFFER0_SIZE_1(_Control_2) \ + (u16)((_Control_2 & MASK_BUFFER0_SIZE_1) >> 48) + u64 Buffer0_ptr; +} RxD1_t; +/* Rx descriptor structure for 3 or 2 buffer mode */ + +typedef struct _RxD3_t { + struct _RxD_t h; + +#define MASK_BUFFER0_SIZE_3 vBIT(0xFF,2,14) +#define MASK_BUFFER1_SIZE_3 vBIT(0xFFFF,16,16) +#define MASK_BUFFER2_SIZE_3 vBIT(0xFFFF,32,16) +#define SET_BUFFER0_SIZE_3(val) vBIT(val,8,8) +#define SET_BUFFER1_SIZE_3(val) vBIT(val,16,16) +#define SET_BUFFER2_SIZE_3(val) vBIT(val,32,16) +#define RXD_GET_BUFFER0_SIZE_3(Control_2) \ + (u8)((Control_2 & MASK_BUFFER0_SIZE_3) >> 48) +#define RXD_GET_BUFFER1_SIZE_3(Control_2) \ + (u16)((Control_2 & MASK_BUFFER1_SIZE_3) >> 32) +#define RXD_GET_BUFFER2_SIZE_3(Control_2) \ + (u16)((Control_2 & MASK_BUFFER2_SIZE_3) >> 16) #define BUF0_LEN 40 #define BUF1_LEN 1 -#endif u64 Buffer0_ptr; -#ifdef CONFIG_2BUFF_MODE u64 Buffer1_ptr; u64 Buffer2_ptr; -#endif -} RxD_t; +} RxD3_t; + /* Structure that represents the Rx descriptor block which contains * 128 Rx descriptors. */ -#ifndef CONFIG_2BUFF_MODE typedef struct _RxD_block { -#define MAX_RXDS_PER_BLOCK 127 - RxD_t rxd[MAX_RXDS_PER_BLOCK]; +#define MAX_RXDS_PER_BLOCK_1 127 + RxD1_t rxd[MAX_RXDS_PER_BLOCK_1]; u64 reserved_0; #define END_OF_BLOCK 0xFEFFFFFFFFFFFFFFULL @@ -492,18 +497,13 @@ typedef struct _RxD_block { * the upper 32 bits should * be 0 */ } RxD_block_t; -#else -typedef struct _RxD_block { -#define MAX_RXDS_PER_BLOCK 85 - RxD_t rxd[MAX_RXDS_PER_BLOCK]; -#define END_OF_BLOCK 0xFEFFFFFFFFFFFFFFULL - u64 reserved_1; /* 0xFEFFFFFFFFFFFFFF to mark last Rxd - * in this blk */ - u64 pNext_RxD_Blk_physical; /* Phy ponter to next blk. */ -} RxD_block_t; #define SIZE_OF_BLOCK 4096 +#define RXD_MODE_1 0 +#define RXD_MODE_3A 1 +#define RXD_MODE_3B 2 + /* Structure to hold virtual addresses of Buf0 and Buf1 in * 2buf mode. */ typedef struct bufAdd { @@ -512,7 +512,6 @@ typedef struct bufAdd { void *ba_0; void *ba_1; } buffAdd_t; -#endif /* Structure which stores all the MAC control parameters */ @@ -539,10 +538,17 @@ typedef struct { typedef tx_curr_get_info_t tx_curr_put_info_t; + +typedef struct rxd_info { + void *virt_addr; + dma_addr_t dma_addr; +}rxd_info_t; + /* Structure that holds the Phy and virt addresses of the Blocks */ typedef struct rx_block_info { - RxD_t *block_virt_addr; + void *block_virt_addr; dma_addr_t block_dma_addr; + rxd_info_t *rxds; } rx_block_info_t; /* pre declaration of the nic structure */ @@ -578,10 +584,8 @@ typedef struct ring_info { int put_pos; #endif -#ifdef CONFIG_2BUFF_MODE /* Buffer Address store. */ buffAdd_t **ba; -#endif nic_t *nic; } ring_info_t; @@ -647,8 +651,6 @@ typedef struct { /* Default Tunable parameters of the NIC. */ #define DEFAULT_FIFO_LEN 4096 -#define SMALL_RXD_CNT 30 * (MAX_RXDS_PER_BLOCK+1) -#define LARGE_RXD_CNT 100 * (MAX_RXDS_PER_BLOCK+1) #define SMALL_BLK_CNT 30 #define LARGE_BLK_CNT 100 @@ -678,6 +680,7 @@ struct msix_info_st { /* Structure representing one instance of the NIC */ struct s2io_nic { + int rxd_mode; #ifdef CONFIG_S2IO_NAPI /* * Count of packets to be processed in a given iteration, it will be indicated |