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| author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-06-12 02:46:08 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-06-12 02:46:08 +0400 |
| commit | 99f9f3d49cbc7d944476f6fde53a77ec789ab2aa (patch) | |
| tree | 9b6fdfb39ca8a500e458dbd87dc6e1985d394564 /drivers/net/mlx4/fw.c | |
| parent | 22353f35c895acb7a8ca27ebdc6397c993b4213e (diff) | |
| parent | a4cd7ed86ff511aebcc97675937039f2321d6987 (diff) | |
| download | linux-99f9f3d49cbc7d944476f6fde53a77ec789ab2aa.tar.xz | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
IB/mlx4: Make sure RQ allocation is always valid
RDMA/cma: Fix initialization of next_port
IB/mlx4: Fix zeroing of rnr_retry value in ib_modify_qp()
mlx4_core: Don't set MTT address in dMPT entries with PA set
mlx4_core: Check firmware command interface revision
IB/mthca, mlx4_core: Fix typo in comment
mlx4_core: Free catastrophic error MSI-X interrupt with correct dev_id
mlx4_core: Initialize ctx_list and ctx_lock earlier
mlx4_core: Fix CQ context layout
Diffstat (limited to 'drivers/net/mlx4/fw.c')
| -rw-r--r-- | drivers/net/mlx4/fw.c | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/drivers/net/mlx4/fw.c b/drivers/net/mlx4/fw.c index cfa5cc072339..e7ca118c8dfd 100644 --- a/drivers/net/mlx4/fw.c +++ b/drivers/net/mlx4/fw.c @@ -37,6 +37,10 @@ #include "fw.h" #include "icm.h" +enum { + MLX4_COMMAND_INTERFACE_REV = 1 +}; + extern void __buggy_use_of_MLX4_GET(void); extern void __buggy_use_of_MLX4_PUT(void); @@ -452,10 +456,12 @@ int mlx4_QUERY_FW(struct mlx4_dev *dev) u32 *outbox; int err = 0; u64 fw_ver; + u16 cmd_if_rev; u8 lg; #define QUERY_FW_OUT_SIZE 0x100 #define QUERY_FW_VER_OFFSET 0x00 +#define QUERY_FW_CMD_IF_REV_OFFSET 0x0a #define QUERY_FW_MAX_CMD_OFFSET 0x0f #define QUERY_FW_ERR_START_OFFSET 0x30 #define QUERY_FW_ERR_SIZE_OFFSET 0x38 @@ -477,21 +483,36 @@ int mlx4_QUERY_FW(struct mlx4_dev *dev) MLX4_GET(fw_ver, outbox, QUERY_FW_VER_OFFSET); /* - * FW subminor version is at more signifant bits than minor + * FW subminor version is at more significant bits than minor * version, so swap here. */ dev->caps.fw_ver = (fw_ver & 0xffff00000000ull) | ((fw_ver & 0xffff0000ull) >> 16) | ((fw_ver & 0x0000ffffull) << 16); + MLX4_GET(cmd_if_rev, outbox, QUERY_FW_CMD_IF_REV_OFFSET); + if (cmd_if_rev != MLX4_COMMAND_INTERFACE_REV) { + mlx4_err(dev, "Installed FW has unsupported " + "command interface revision %d.\n", + cmd_if_rev); + mlx4_err(dev, "(Installed FW version is %d.%d.%03d)\n", + (int) (dev->caps.fw_ver >> 32), + (int) (dev->caps.fw_ver >> 16) & 0xffff, + (int) dev->caps.fw_ver & 0xffff); + mlx4_err(dev, "This driver version supports only revision %d.\n", + MLX4_COMMAND_INTERFACE_REV); + err = -ENODEV; + goto out; + } + MLX4_GET(lg, outbox, QUERY_FW_MAX_CMD_OFFSET); cmd->max_cmds = 1 << lg; - mlx4_dbg(dev, "FW version %d.%d.%03d, max commands %d\n", + mlx4_dbg(dev, "FW version %d.%d.%03d (cmd intf rev %d), max commands %d\n", (int) (dev->caps.fw_ver >> 32), (int) (dev->caps.fw_ver >> 16) & 0xffff, (int) dev->caps.fw_ver & 0xffff, - cmd->max_cmds); + cmd_if_rev, cmd->max_cmds); MLX4_GET(fw->catas_offset, outbox, QUERY_FW_ERR_START_OFFSET); MLX4_GET(fw->catas_size, outbox, QUERY_FW_ERR_SIZE_OFFSET); |