diff options
| author |   Jesse Barnes <jbarnes@virtuousgeek.org> | 2011-07-07 11:10:57 -0700 |
|---|---|---|
| committer |   Keith Packard <keithp@keithp.com> | 2011-07-07 13:38:27 -0700 |
| commit | 61da5fab5a9b129cf05b1fe4666c3e45b3103fd4 (patch) | |
| tree | d32b39d60881878ae7df4818a9387a884b7fba78 /tools/perf/scripts/python/syscall-counts.py | |
| parent | Linux 3.0-rc6 (diff) | |
| download | linux-dev-61da5fab5a9b129cf05b1fe4666c3e45b3103fd4.tar.xz linux-dev-61da5fab5a9b129cf05b1fe4666c3e45b3103fd4.zip | |
drm/i915/dp: retry link status read 3 times on failure
Especially after a hotplug or power status change, the sink may not
reply immediately to a link status query. So retry 3 times per the spec
to really make sure nothing is there.
See section 9.1 of the 1.1a DisplayPort spec.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Reviewed-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts.py')
0 files changed, 0 insertions, 0 deletions