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drm/msm: make fb debugfs file available only in KMS case

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Don't register the 'fb' debugfs file, if there is no KMS (and so no
framebuffers).

Reviewed-by: Rob Clark <robdclark@gmail.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/561650/
Signed-off-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
Dmitry Baryshkov 2023-10-09 21:10:39 +03:00 committed by Rob Clark
parent ae13219e47
commit 7d4d6ef708
1 changed files with 8 additions and 1 deletions
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9
drivers/gpu/drm/msm/msm_debugfs.c
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@ -266,6 +266,9 @@ static int msm_fb_show(struct seq_file *m, void *arg)
static struct drm_info_list msm_debugfs_list[] = {
{"gem", msm_gem_show},
{ "mm", msm_mm_show },
};
static struct drm_info_list msm_kms_debugfs_list[] = {
{ "fb", msm_fb_show },
};
@ -314,9 +317,13 @@ void msm_debugfs_init(struct drm_minor *minor)
debugfs_create_file("gpu", S_IRUSR, minor->debugfs_root,
dev, &msm_gpu_fops);
if (priv->kms)
if (priv->kms) {
drm_debugfs_create_files(msm_kms_debugfs_list,
ARRAY_SIZE(msm_kms_debugfs_list),
minor->debugfs_root, minor);
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);