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cxgb4: Add macros, structures and inline functions for T5
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Signed-off-by: Santosh Rastapur <santosh@chelsio.com>
Signed-off-by: Vipul Pandya <vipul@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Santosh Rastapur authored and David S. Miller committed Mar 14, 2013
1 parent b2decad commit 2422d9a
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Showing 3 changed files with 95 additions and 2 deletions.
50 changes: 49 additions & 1 deletion drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
Original file line number Diff line number Diff line change
Expand Up @@ -54,6 +54,10 @@
#define FW_VERSION_MINOR 1
#define FW_VERSION_MICRO 0

#define FW_VERSION_MAJOR_T5 0
#define FW_VERSION_MINOR_T5 0
#define FW_VERSION_MICRO_T5 0

#define CH_WARN(adap, fmt, ...) dev_warn(adap->pdev_dev, fmt, ## __VA_ARGS__)

enum {
Expand All @@ -66,16 +70,20 @@ enum {
enum {
MEM_EDC0,
MEM_EDC1,
MEM_MC
MEM_MC,
MEM_MC0 = MEM_MC,
MEM_MC1
};

enum {
MEMWIN0_APERTURE = 2048,
MEMWIN0_BASE = 0x1b800,
MEMWIN1_APERTURE = 32768,
MEMWIN1_BASE = 0x28000,
MEMWIN1_BASE_T5 = 0x52000,
MEMWIN2_APERTURE = 65536,
MEMWIN2_BASE = 0x30000,
MEMWIN2_BASE_T5 = 0x54000,
};

enum dev_master {
Expand Down Expand Up @@ -504,13 +512,43 @@ struct sge {

struct l2t_data;

#define CHELSIO_CHIP_CODE(version, revision) (((version) << 4) | (revision))
#define CHELSIO_CHIP_VERSION(code) ((code) >> 4)
#define CHELSIO_CHIP_RELEASE(code) ((code) & 0xf)

#define CHELSIO_T4 0x4
#define CHELSIO_T5 0x5

enum chip_type {
T4_A1 = CHELSIO_CHIP_CODE(CHELSIO_T4, 0),
T4_A2 = CHELSIO_CHIP_CODE(CHELSIO_T4, 1),
T4_A3 = CHELSIO_CHIP_CODE(CHELSIO_T4, 2),
T4_FIRST_REV = T4_A1,
T4_LAST_REV = T4_A3,

T5_A1 = CHELSIO_CHIP_CODE(CHELSIO_T5, 0),
T5_FIRST_REV = T5_A1,
T5_LAST_REV = T5_A1,
};

#ifdef CONFIG_PCI_IOV

/* T4 - 4 PFs support SRIOV
* T5 - 8 PFs support SRIOV
*/
#define NUM_OF_PF_WITH_SRIOV_T4 4
#define NUM_OF_PF_WITH_SRIOV_T5 8

#endif

struct adapter {
void __iomem *regs;
struct pci_dev *pdev;
struct device *pdev_dev;
unsigned int mbox;
unsigned int fn;
unsigned int flags;
enum chip_type chip;

int msg_enable;

Expand Down Expand Up @@ -673,6 +711,16 @@ enum {
VLAN_REWRITE
};

static inline int is_t5(enum chip_type chip)
{
return (chip >= T5_FIRST_REV && chip <= T5_LAST_REV);
}

static inline int is_t4(enum chip_type chip)
{
return (chip >= T4_FIRST_REV && chip <= T4_LAST_REV);
}

static inline u32 t4_read_reg(struct adapter *adap, u32 reg_addr)
{
return readl(adap->regs + reg_addr);
Expand Down
45 changes: 45 additions & 0 deletions drivers/net/ethernet/chelsio/cxgb4/t4_msg.h
Original file line number Diff line number Diff line change
Expand Up @@ -74,6 +74,7 @@ enum {
CPL_PASS_ESTABLISH = 0x41,
CPL_RX_DATA_DDP = 0x42,
CPL_PASS_ACCEPT_REQ = 0x44,
CPL_TRACE_PKT_T5 = 0x48,

CPL_RDMA_READ_REQ = 0x60,

Expand Down Expand Up @@ -287,6 +288,23 @@ struct cpl_act_open_req {
__be32 opt2;
};

#define S_FILTER_TUPLE 24
#define M_FILTER_TUPLE 0xFFFFFFFFFF
#define V_FILTER_TUPLE(x) ((x) << S_FILTER_TUPLE)
#define G_FILTER_TUPLE(x) (((x) >> S_FILTER_TUPLE) & M_FILTER_TUPLE)
struct cpl_t5_act_open_req {
WR_HDR;
union opcode_tid ot;
__be16 local_port;
__be16 peer_port;
__be32 local_ip;
__be32 peer_ip;
__be64 opt0;
__be32 rsvd;
__be32 opt2;
__be64 params;
};

struct cpl_act_open_req6 {
WR_HDR;
union opcode_tid ot;
Expand Down Expand Up @@ -566,6 +584,11 @@ struct cpl_rx_pkt {
#define V_RX_ETHHDR_LEN(x) ((x) << S_RX_ETHHDR_LEN)
#define G_RX_ETHHDR_LEN(x) (((x) >> S_RX_ETHHDR_LEN) & M_RX_ETHHDR_LEN)

#define S_RX_T5_ETHHDR_LEN 0
#define M_RX_T5_ETHHDR_LEN 0x3F
#define V_RX_T5_ETHHDR_LEN(x) ((x) << S_RX_T5_ETHHDR_LEN)
#define G_RX_T5_ETHHDR_LEN(x) (((x) >> S_RX_T5_ETHHDR_LEN) & M_RX_T5_ETHHDR_LEN)

#define S_RX_MACIDX 8
#define M_RX_MACIDX 0x1FF
#define V_RX_MACIDX(x) ((x) << S_RX_MACIDX)
Expand Down Expand Up @@ -612,6 +635,28 @@ struct cpl_trace_pkt {
__be64 tstamp;
};

struct cpl_t5_trace_pkt {
__u8 opcode;
__u8 intf;
#if defined(__LITTLE_ENDIAN_BITFIELD)
__u8 runt:4;
__u8 filter_hit:4;
__u8:6;
__u8 err:1;
__u8 trunc:1;
#else
__u8 filter_hit:4;
__u8 runt:4;
__u8 trunc:1;
__u8 err:1;
__u8:6;
#endif
__be16 rsvd;
__be16 len;
__be64 tstamp;
__be64 rsvd1;
};

struct cpl_l2t_write_req {
WR_HDR;
union opcode_tid ot;
Expand Down
2 changes: 1 addition & 1 deletion drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h
Original file line number Diff line number Diff line change
Expand Up @@ -574,7 +574,7 @@ struct fw_eth_tx_pkt_vm_wr {
__be16 vlantci;
};

#define FW_CMD_MAX_TIMEOUT 3000
#define FW_CMD_MAX_TIMEOUT 10000

/*
* If a host driver does a HELLO and discovers that there's already a MASTER
Expand Down

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