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Message-ID: <20240920234436.207563-5-adrian.larumbe@collabora.com>
Date: Sat, 21 Sep 2024 00:43:43 +0100
From: Adrián Larumbe <adrian.larumbe@...labora.com>
To: Adrián Larumbe Boris Brezillon <"adrian.larumbe@...labora.comboris.brezillon"@collabora.com>,
Steven Price <steven.price@....com>,
Liviu Dudau <liviu.dudau@....com>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Maxime Ripard <mripard@...nel.org>,
Thomas Zimmermann <tzimmermann@...e.de>,
David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
Sumit Semwal <sumit.semwal@...aro.org>,
Christian König <christian.koenig@....com>
Cc: kernel@...labora.com,
Adrián Larumbe <adrian.larumbe@...labora.com>,
dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org,
linux-media@...r.kernel.org,
linaro-mm-sig@...ts.linaro.org,
Boris Brezillon <boris.brezillon@...labora.com>
Subject: [PATCH v7 4/5] drm/panthor: enable fdinfo for memory stats
Implement drm object's status callback.
Also, we consider a PRIME imported BO to be resident if its matching
dma_buf has an open attachment, which means its backing storage had already
been allocated.
Signed-off-by: Adrián Larumbe <adrian.larumbe@...labora.com>
Reviewed-by: Steven Price <steven.price@....com>
Reviewed-by: Liviu Dudau <liviu.dudau@....com>
Reviewed-by: Boris Brezillon <boris.brezillon@...labora.com>
---
drivers/gpu/drm/panthor/panthor_gem.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/gpu/drm/panthor/panthor_gem.c b/drivers/gpu/drm/panthor/panthor_gem.c
index 38f560864879..c60b599665d8 100644
--- a/drivers/gpu/drm/panthor/panthor_gem.c
+++ b/drivers/gpu/drm/panthor/panthor_gem.c
@@ -145,6 +145,17 @@ panthor_gem_prime_export(struct drm_gem_object *obj, int flags)
return drm_gem_prime_export(obj, flags);
}
+static enum drm_gem_object_status panthor_gem_status(struct drm_gem_object *obj)
+{
+ struct panthor_gem_object *bo = to_panthor_bo(obj);
+ enum drm_gem_object_status res = 0;
+
+ if (bo->base.base.import_attach || bo->base.pages)
+ res |= DRM_GEM_OBJECT_RESIDENT;
+
+ return res;
+}
+
static const struct drm_gem_object_funcs panthor_gem_funcs = {
.free = panthor_gem_free_object,
.print_info = drm_gem_shmem_object_print_info,
@@ -154,6 +165,7 @@ static const struct drm_gem_object_funcs panthor_gem_funcs = {
.vmap = drm_gem_shmem_object_vmap,
.vunmap = drm_gem_shmem_object_vunmap,
.mmap = panthor_gem_mmap,
+ .status = panthor_gem_status,
.export = panthor_gem_prime_export,
.vm_ops = &drm_gem_shmem_vm_ops,
};
--
2.46.0
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