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author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2021-11-24 13:36:52 +0200 |
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committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2021-12-03 19:15:01 +0200 |
commit | 812e338619f166d3ab864123b2572523f6e4916a (patch) | |
tree | eafa7662864044806b41695a57454b90d2d7ef9c /drivers | |
parent | drm/i915/fbc: No FBC+double wide pipe (diff) | |
download | linux-dev-812e338619f166d3ab864123b2572523f6e4916a.tar.xz linux-dev-812e338619f166d3ab864123b2572523f6e4916a.zip |
drm/i915/fbc: Pimp the FBC debugfs output
Now that each plane tracks its own no_fbc_reason we can print that
out in debugfs, and we can also show which plane is currently
selected for FBC duty.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211124113652.22090-21-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/drm/i915/display/intel_fbc.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c index 58a5d4430fa6..f5d16c1b5b3c 100644 --- a/drivers/gpu/drm/i915/display/intel_fbc.c +++ b/drivers/gpu/drm/i915/display/intel_fbc.c @@ -1688,8 +1688,11 @@ static int intel_fbc_debugfs_status_show(struct seq_file *m, void *unused) { struct intel_fbc *fbc = m->private; struct drm_i915_private *i915 = fbc->i915; + struct intel_plane *plane; intel_wakeref_t wakeref; + drm_modeset_lock_all(&i915->drm); + wakeref = intel_runtime_pm_get(&i915->runtime_pm); mutex_lock(&fbc->lock); @@ -1701,9 +1704,24 @@ static int intel_fbc_debugfs_status_show(struct seq_file *m, void *unused) seq_printf(m, "FBC disabled: %s\n", fbc->no_fbc_reason); } + for_each_intel_plane(&i915->drm, plane) { + const struct intel_plane_state *plane_state = + to_intel_plane_state(plane->base.state); + + if (plane->fbc != fbc) + continue; + + seq_printf(m, "%c [PLANE:%d:%s]: %s\n", + fbc->state.plane == plane ? '*' : ' ', + plane->base.base.id, plane->base.name, + plane_state->no_fbc_reason ?: "FBC possible"); + } + mutex_unlock(&fbc->lock); intel_runtime_pm_put(&i915->runtime_pm, wakeref); + drm_modeset_unlock_all(&i915->drm); + return 0; } |