diff options
| author |   Ralph Campbell <ralph.campbell@qlogic.com> | 2008-01-06 21:02:34 -0800 |
|---|---|---|
| committer |   Roland Dreier <rolandd@cisco.com> | 2008-01-25 14:15:39 -0800 |
| commit | a18e26ae442001de62f6b84a923e8613347dc35f (patch) | |
| tree | 36109aca4360deb0ca0ea12e429d917e54819d5a /drivers/infiniband/hw/ipath/ipath_iba6110.c | |
| parent | IB/ipath: Clean up some comments (diff) | |
| download | linux-dev-a18e26ae442001de62f6b84a923e8613347dc35f.tar.xz linux-dev-a18e26ae442001de62f6b84a923e8613347dc35f.zip | |
IB/ipath: Allow more flexible user register alignments
User registers have different alignments on different chips (4KB on
older, 64KB on 7220). Allow mapping the user registers on kernels with
page sizes up to 64K.
Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_iba6110.c')
| -rw-r--r-- | drivers/infiniband/hw/ipath/ipath_iba6110.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_iba6110.c b/drivers/infiniband/hw/ipath/ipath_iba6110.c index dffb6826579a..5ecf65b8f85a 100644 --- a/drivers/infiniband/hw/ipath/ipath_iba6110.c +++ b/drivers/infiniband/hw/ipath/ipath_iba6110.c @@ -739,6 +739,13 @@ static int ipath_ht_boardname(struct ipath_devdata *dd, char *name, dd->ipath_htspeed); ret = 0; + /* + * set here, not in ipath_init_*_funcs because we have to do + * it after we can read chip registers. + */ + dd->ipath_ureg_align = + ipath_read_kreg32(dd, dd->ipath_kregs->kr_pagealign); + bail: return ret; } |