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drm/v3d: Show the memory-management stats on debugfs

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Dump the contents of the DRM MM allocator of the V3D driver. This will
help us to debug the VA ranges allocated.

Signed-off-by: Maíra Canal <mcanal@igalia.com>
Reviewed-by: Melissa Wen <mwen@igalia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240105145851.193492-1-mcanal@igalia.com
This commit is contained in:
Maíra Canal 2024-01-05 11:57:42 -03:00
parent b9bc054951
commit 502756e233
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GPG Key ID: 6E388F05AB35B7CF
1 changed files with 15 additions and 0 deletions
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15
drivers/gpu/drm/v3d/v3d_debugfs.c
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@ -260,11 +260,26 @@ static int v3d_measure_clock(struct seq_file *m, void *unused)
return 0;
}
static int v3d_debugfs_mm(struct seq_file *m, void *unused)
{
struct drm_printer p = drm_seq_file_printer(m);
struct drm_debugfs_entry *entry = m->private;
struct drm_device *dev = entry->dev;
struct v3d_dev *v3d = to_v3d_dev(dev);
spin_lock(&v3d->mm_lock);
drm_mm_print(&v3d->mm, &p);
spin_unlock(&v3d->mm_lock);
return 0;
}
static const struct drm_debugfs_info v3d_debugfs_list[] = {
{"v3d_ident", v3d_v3d_debugfs_ident, 0},
{"v3d_regs", v3d_v3d_debugfs_regs, 0},
{"measure_clock", v3d_measure_clock, 0},
{"bo_stats", v3d_debugfs_bo_stats, 0},
{"v3d_mm", v3d_debugfs_mm, 0},
};
void