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drm/msm: only register 'kms' debug file if KMS is used

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There is little point in having the empty debugfs file which always
returns -ENODEV. Change this file to be created only if KMS is actually
used.

Reviewed-by: Rob Clark <robdclark@gmail.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/561656/
Signed-off-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
Dmitry Baryshkov 2023-10-09 21:10:38 +03:00 committed by Rob Clark
parent eedba1b3a7
commit ae13219e47
1 changed files with 3 additions and 2 deletions
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5
drivers/gpu/drm/msm/msm_debugfs.c
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@ -314,8 +314,9 @@ void msm_debugfs_init(struct drm_minor *minor)
debugfs_create_file("gpu", S_IRUSR, minor->debugfs_root,
dev, &msm_gpu_fops);
debugfs_create_file("kms", S_IRUSR, minor->debugfs_root,
dev, &msm_kms_fops);
if (priv->kms)
debugfs_create_file("kms", S_IRUSR, minor->debugfs_root,
dev, &msm_kms_fops);
debugfs_create_u32("hangcheck_period_ms", 0600, minor->debugfs_root,
&priv->hangcheck_period);