diff options
| author | Jack Steiner <steiner@sgi.com> | 2009-12-15 16:48:05 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-16 07:20:15 -0800 |
| commit | 55484c45dbeca2eec7642932ec3f60f8a2d4bdbf (patch) | |
| tree | 4927e959a656def901bb105605df4ab6977ab2d1 /drivers/misc/sgi-gru/grukservices.c | |
| parent | 518e5cd4aae476042bdee511e0e00c8670c0df42 (diff) | |
| download | kernel_samsung_smdk4412-55484c45dbeca2eec7642932ec3f60f8a2d4bdbf.zip kernel_samsung_smdk4412-55484c45dbeca2eec7642932ec3f60f8a2d4bdbf.tar.gz kernel_samsung_smdk4412-55484c45dbeca2eec7642932ec3f60f8a2d4bdbf.tar.bz2 | |
gru: allow users to specify gru chiplet 2
Add support to the GRU driver to allow users to specify the blade &
chiplet for allocation of GRU contexts. Add new statistics for context
loading/unloading/retargeting. Also deleted a few GRU stats that were no
longer being unused.
Signed-off-by: Jack Steiner <steiner@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/misc/sgi-gru/grukservices.c')
| -rw-r--r-- | drivers/misc/sgi-gru/grukservices.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/misc/sgi-gru/grukservices.c b/drivers/misc/sgi-gru/grukservices.c index 306855c..e0d4b53 100644 --- a/drivers/misc/sgi-gru/grukservices.c +++ b/drivers/misc/sgi-gru/grukservices.c @@ -160,8 +160,10 @@ static void gru_load_kernel_context(struct gru_blade_state *bs, int blade_id) up_read(&bs->bs_kgts_sema); down_write(&bs->bs_kgts_sema); - if (!bs->bs_kgts) + if (!bs->bs_kgts) { bs->bs_kgts = gru_alloc_gts(NULL, 0, 0, 0, 0); + bs->bs_kgts->ts_user_blade_id = blade_id; + } kgts = bs->bs_kgts; if (!kgts->ts_gru) { @@ -172,9 +174,9 @@ static void gru_load_kernel_context(struct gru_blade_state *bs, int blade_id) kgts->ts_dsr_au_count = GRU_DS_BYTES_TO_AU( GRU_NUM_KERNEL_DSR_BYTES * ncpus + bs->bs_async_dsr_bytes); - while (!gru_assign_gru_context(kgts, blade_id)) { + while (!gru_assign_gru_context(kgts)) { msleep(1); - gru_steal_context(kgts, blade_id); + gru_steal_context(kgts); } gru_load_context(kgts); gru = bs->bs_kgts->ts_gru; |