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drm/dp: Fix read pointer for drm_dp_downsteam_debug()
author
Chris Wilson
<chris@chris-wilson.co.uk>
Thu, 20 Jul 2017 17:45:31 +0000
(18:45 +0100)
committer
Jani Nikula
<jani.nikula@intel.com>
Fri, 21 Jul 2017 14:44:40 +0000
(17:44 +0300)
Pass in the array and not a pointer to the array to drm_dp_dpcd_read().
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link:
https://patchwork.freedesktop.org/patch/msgid/20170720174532.23377-1-chris@chris-wilson.co.uk
drivers/gpu/drm/drm_dp_helper.c
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diff --git
a/drivers/gpu/drm/drm_dp_helper.c
b/drivers/gpu/drm/drm_dp_helper.c
index
213fb83
..
1d9e30f
100644
(file)
--- a/
drivers/gpu/drm/drm_dp_helper.c
+++ b/
drivers/gpu/drm/drm_dp_helper.c
@@
-591,7
+591,7
@@
void drm_dp_downstream_debug(struct seq_file *m,
seq_printf(m, "\t\tHW: %d.%d\n",
(rev[0] & 0xf0) >> 4, rev[0] & 0xf);
- len = drm_dp_dpcd_read(aux, DP_BRANCH_SW_REV,
&
rev, 2);
+ len = drm_dp_dpcd_read(aux, DP_BRANCH_SW_REV, rev, 2);
if (len > 0)
seq_printf(m, "\t\tSW: %d.%d\n", rev[0], rev[1]);