diff options
| author | Jon Mason <jon.mason@intel.com> | 2013-07-15 15:26:14 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-11-13 12:08:12 +0900 |
| commit | ec56e56b6d4ed6edb38358edd26f5b9fb87eb3f5 (patch) | |
| tree | 95744cbc7263cf38955ef064695a39ff59f6d02b | |
| parent | 7803b56d3b0d29a0231af3164dc7d3d9e86ded90 (diff) | |
NTB: Correct Number of Scratch Pad Registers
commit 87034511519815259e37336f52edf06d114d43b6 upstream.
The NTB Xeon hardware has 16 scratch pad registers and 16 back-to-back
scratch pad registers. Correct the #define to represent this and update
the variable names to reflect their usage.
Signed-off-by: Jon Mason <jon.mason@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/ntb/ntb_hw.c | 2 | ||||
| -rw-r--r-- | drivers/ntb/ntb_regs.h | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/ntb/ntb_hw.c b/drivers/ntb/ntb_hw.c index 515099ee12fe..3b0ab50e2d5c 100644 --- a/drivers/ntb/ntb_hw.c +++ b/drivers/ntb/ntb_hw.c @@ -547,7 +547,7 @@ static int ntb_xeon_setup(struct ntb_device *ndev) if (ndev->conn_type == NTB_CONN_B2B) { ndev->reg_ofs.sdb = ndev->reg_base + SNB_B2B_DOORBELL_OFFSET; ndev->reg_ofs.spad_write = ndev->reg_base + SNB_B2B_SPAD_OFFSET; - ndev->limits.max_spads = SNB_MAX_SPADS; + ndev->limits.max_spads = SNB_MAX_B2B_SPADS; } else { ndev->reg_ofs.sdb = ndev->reg_base + SNB_SDOORBELL_OFFSET; ndev->reg_ofs.spad_write = ndev->reg_base + SNB_SPAD_OFFSET; diff --git a/drivers/ntb/ntb_regs.h b/drivers/ntb/ntb_regs.h index 5bfa8c06c059..96209b4abc22 100644 --- a/drivers/ntb/ntb_regs.h +++ b/drivers/ntb/ntb_regs.h @@ -53,8 +53,8 @@ #define NTB_LINK_WIDTH_MASK 0x03f0 #define SNB_MSIX_CNT 4 -#define SNB_MAX_SPADS 16 -#define SNB_MAX_COMPAT_SPADS 8 +#define SNB_MAX_B2B_SPADS 16 +#define SNB_MAX_COMPAT_SPADS 16 /* Reserve the uppermost bit for link interrupt */ #define SNB_MAX_DB_BITS 15 #define SNB_DB_BITS_PER_VEC 5 |