diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2017-11-23 21:41:57 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2017-11-24 16:41:30 +0200 |
| commit | bb9e0d4bca50f429152e74a459160b41f3d60fb2 (patch) | |
| tree | be506f0168699c08f2757a812de6789e3582f14e /tools/perf/scripts/python | |
| parent | c4deb62d7821672265b87952bcd1c808f3bf3e8f (diff) | |
drm/i915: Prevent zero length "index" write
The hardware always writes one or two bytes in the index portion of
an indexed transfer. Make sure the message we send as the index
doesn't have a zero length.
Cc: stable@vger.kernel.org
Cc: Daniel Kurtz <djkurtz@chromium.org>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Sean Paul <seanpaul@chromium.org>
Fixes: 56f9eac05489 ("drm/i915/intel_i2c: use INDEX cycles for i2c read transactions")
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171123194157.25367-3-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions