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generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-10-05 12:20:57 +0000
/?id=1a2724fa94b6308dee87f7851be7ec84a409a538&id2=0e390a33a668f97ea3ffa7c6ceb4266e1b39450a'>diff)
drm/i915: Read DP branch device SW revision
SW revision is mandatory field for DisplayPort branch devices. This is defined in DPCD register fields 0x50A and 0x50B. v2: move drm_dp_ds_revision structure to be part of drm_dp_link structure (Daniel) v3: remove dependency to drm_dp_helper but instead parse DPCD and print SW revision info to dmesg (Ville) v4: commit message fix (Jim Bride) Signed-off-by: Mika Kahola <mika.kahola@intel.com> Reviewed-by: Jim Bride <jim.bride@linux.intel.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1473419458-17080-9-git-send-email-mika.kahola@intel.com
Diffstat
-rw-r--r--drivers/gpu/drm/i915/intel_dp.c20
-rw-r--r--include/drm/drm_dp_helper.h1
2 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c