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From:   Rob Clark <robdclark@gmail.com>
To:     dri-devel@lists.freedesktop.org
Cc:     freedreno@lists.freedesktop.org, Daniel Vetter <daniel@ffwll.ch>,
        Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>,
        Boris Brezillon <boris.brezillon@collabora.com>,
        Christopher Healy <healych@amazon.com>,
        Emil Velikov <emil.l.velikov@gmail.com>,
        =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>,
        Rob Clark <robdclark@chromium.org>,
        Rob Clark <robdclark@gmail.com>,
        Abhinav Kumar <quic_abhinavk@quicinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
        Sean Paul <sean@poorly.run>, David Airlie <airlied@gmail.com>,
        linux-arm-msm@vger.kernel.org (open list:DRM DRIVER FOR MSM ADRENO GPU),
        linux-kernel@vger.kernel.org (open list)
Subject: [PATCH v2 6/9] drm/msm: Add memory stats to fdinfo
Date:   Thu, 27 Apr 2023 10:53:30 -0700
Message-Id: <20230427175340.1280952-7-robdclark@gmail.com>
In-Reply-To: <20230427175340.1280952-1-robdclark@gmail.com>
References: <20230427175340.1280952-1-robdclark@gmail.com>
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From: Rob Clark <robdclark@chromium.org>

Use the new helper to export stats about memory usage.

v2: Drop unintended hunk
v3: Rebase

Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
---
 drivers/gpu/drm/msm/msm_drv.c |  2 ++
 drivers/gpu/drm/msm/msm_gem.c | 15 +++++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index 1e941aa77609..81a1371c0307 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -1052,6 +1052,8 @@ static void msm_show_fdinfo(struct drm_printer *p, struct drm_file *file)
 		return;
 
 	msm_gpu_show_fdinfo(priv->gpu, file->driver_priv, p);
+
+	drm_show_memory_stats(p, file);
 }
 
 static const struct file_operations fops = {
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index cd39b9d8abdb..20cfd86d2b32 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -1090,6 +1090,20 @@ int msm_gem_new_handle(struct drm_device *dev, struct drm_file *file,
 	return ret;
 }
 
+static enum drm_gem_object_status msm_gem_status(struct drm_gem_object *obj)
+{
+	struct msm_gem_object *msm_obj = to_msm_bo(obj);
+	enum drm_gem_object_status status = 0;
+
+	if (msm_obj->pages)
+		status |= DRM_GEM_OBJECT_RESIDENT;
+
+	if (msm_obj->madv == MSM_MADV_DONTNEED)
+		status |= DRM_GEM_OBJECT_PURGEABLE;
+
+	return status;
+}
+
 static const struct vm_operations_struct vm_ops = {
 	.fault = msm_gem_fault,
 	.open = drm_gem_vm_open,
@@ -1104,6 +1118,7 @@ static const struct drm_gem_object_funcs msm_gem_object_funcs = {
 	.vmap = msm_gem_prime_vmap,
 	.vunmap = msm_gem_prime_vunmap,
 	.mmap = msm_gem_object_mmap,
+	.status = msm_gem_status,
 	.vm_ops = &vm_ops,
 };
 
-- 
2.39.2