projects
/
platform
/
kernel
/
linux-starfive.git
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
| inline |
side by side
(parent:
603801d
)
drm/i915/mst: debug log 4 bytes of ESI right after reading
author
Jani Nikula
<jani.nikula@intel.com>
Wed, 12 Jan 2022 11:03:15 +0000
(13:03 +0200)
committer
Jani Nikula
<jani.nikula@intel.com>
Fri, 21 Jan 2022 10:55:28 +0000
(12:55 +0200)
For whatever reason, the ESI link service irq vector was missing from
the debug output. Add the missing byte, clean up the debug message, and
do the logging right after reading the data.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Link:
https://patchwork.freedesktop.org/patch/msgid/20220112110319.1172110-3-jani.nikula@intel.com
drivers/gpu/drm/i915/display/intel_dp.c
patch
|
blob
|
history
diff --git
a/drivers/gpu/drm/i915/display/intel_dp.c
b/drivers/gpu/drm/i915/display/intel_dp.c
index
a301220
..
6de3905
100644
(file)
--- a/
drivers/gpu/drm/i915/display/intel_dp.c
+++ b/
drivers/gpu/drm/i915/display/intel_dp.c
@@
-3683,6
+3683,8
@@
intel_dp_check_mst_status(struct intel_dp *intel_dp)
break;
}
+ drm_dbg_kms(&i915->drm, "DPRX ESI: %4ph\n", esi);
+
/* check link status - esi[10] = 0x200c */
if (intel_dp->active_mst_links > 0 && link_ok &&
!drm_dp_channel_eq_ok(&esi[10], intel_dp->lane_count)) {
@@
-3691,8
+3693,6
@@
intel_dp_check_mst_status(struct intel_dp *intel_dp)
link_ok = false;
}
- drm_dbg_kms(&i915->drm, "got esi %3ph\n", esi);
-
intel_dp_mst_hpd_irq(intel_dp, esi, &handled);
if (!handled)