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| author |   Len Brown <len.brown@intel.com> | 2011-01-12 18:06:06 -0500 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2011-01-12 18:06:06 -0500 |
| commit | 56dbed129df3fdd4caf9018b6e7599ee258a5420 (patch) | |
| tree | b902491aef3a99efe0d9d49edd0f6e414dba654f /drivers/s390/cio/chsc.c | |
| parent | intel_idle: open broadcast clock event (diff) | |
| parent | Merge branch 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6 (diff) | |
| download | linux-dev-56dbed129df3fdd4caf9018b6e7599ee258a5420.tar.xz linux-dev-56dbed129df3fdd4caf9018b6e7599ee258a5420.zip | |
Merge branch 'linus' into idle-test
Diffstat (limited to 'drivers/s390/cio/chsc.c')
| -rw-r--r-- | drivers/s390/cio/chsc.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c index 1aaddea673e0..0689fcf23a11 100644 --- a/drivers/s390/cio/chsc.c +++ b/drivers/s390/cio/chsc.c @@ -695,6 +695,25 @@ out: return ret; } +int chsc_determine_fmt1_channel_path_desc(struct chp_id chpid, + struct channel_path_desc_fmt1 *desc) +{ + struct chsc_response_struct *chsc_resp; + struct chsc_scpd *scpd_area; + int ret; + + spin_lock_irq(&chsc_page_lock); + scpd_area = chsc_page; + ret = chsc_determine_channel_path_desc(chpid, 0, 0, 1, 0, scpd_area); + if (ret) + goto out; + chsc_resp = (void *)&scpd_area->response; + memcpy(desc, &chsc_resp->data, sizeof(*desc)); +out: + spin_unlock_irq(&chsc_page_lock); + return ret; +} + static void chsc_initialize_cmg_chars(struct channel_path *chp, u8 cmcv, struct cmg_chars *chars) |