lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Thu, 10 Aug 2017 15:09:55 +0300
From:   Cihangir Akturk <cakturk@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     daniel@...ll.ch, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org,
        Cihangir Akturk <cakturk@...il.com>,
        Daniel Vetter <daniel.vetter@...el.com>,
        Jani Nikula <jani.nikula@...ux.intel.com>,
        David Airlie <airlied@...ux.ie>,
        intel-gfx@...ts.freedesktop.org
Subject: [PATCH v2 12/29] drm/i915: switch to drm_*_get(), drm_*_put() helpers

Use drm_*_get() and drm_*_put() helpers instead of drm_*_reference()
and drm_*_unreference() helpers.

drm_*_reference() and drm_*_unreference() functions are just
compatibility alias for drm_*_get() and drm_*_put() and should not be
used by new code. So convert all users of compatibility functions to
use the new APIs.

Generated by: scripts/coccinelle/api/drm-get-put.cocci

Signed-off-by: Cihangir Akturk <cakturk@...il.com>
---
 drivers/gpu/drm/i915/i915_gem_object.h |  4 ++--
 drivers/gpu/drm/i915/intel_display.c   | 24 ++++++++++++------------
 drivers/gpu/drm/i915/intel_dp_mst.c    |  2 +-
 drivers/gpu/drm/i915/intel_fbdev.c     |  4 ++--
 4 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem_object.h b/drivers/gpu/drm/i915/i915_gem_object.h
index 5b19a49..95cfb64 100644
--- a/drivers/gpu/drm/i915/i915_gem_object.h
+++ b/drivers/gpu/drm/i915/i915_gem_object.h
@@ -257,7 +257,7 @@ __attribute__((nonnull))
 static inline struct drm_i915_gem_object *
 i915_gem_object_get(struct drm_i915_gem_object *obj)
 {
-	drm_gem_object_reference(&obj->base);
+	drm_gem_object_get(&obj->base);
 	return obj;
 }
 
@@ -268,7 +268,7 @@ __attribute__((nonnull))
 static inline void
 i915_gem_object_put(struct drm_i915_gem_object *obj)
 {
-	__drm_gem_object_unreference(&obj->base);
+	__drm_gem_object_put(&obj->base);
 }
 
 __deprecated
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index dec9e58..b4d03cf 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2672,10 +2672,10 @@ update_state_fb(struct drm_plane *plane)
 		return;
 
 	if (plane->state->fb)
-		drm_framebuffer_unreference(plane->state->fb);
+		drm_framebuffer_put(plane->state->fb);
 	plane->state->fb = plane->fb;
 	if (plane->state->fb)
-		drm_framebuffer_reference(plane->state->fb);
+		drm_framebuffer_get(plane->state->fb);
 }
 
 static void
@@ -2746,7 +2746,7 @@ intel_find_initial_plane_obj(struct intel_crtc *intel_crtc,
 
 		if (intel_plane_ggtt_offset(state) == plane_config->base) {
 			fb = c->primary->fb;
-			drm_framebuffer_reference(fb);
+			drm_framebuffer_get(fb);
 			goto valid_fb;
 		}
 	}
@@ -2777,7 +2777,7 @@ intel_find_initial_plane_obj(struct intel_crtc *intel_crtc,
 			  intel_crtc->pipe, PTR_ERR(intel_state->vma));
 
 		intel_state->vma = NULL;
-		drm_framebuffer_unreference(fb);
+		drm_framebuffer_put(fb);
 		return;
 	}
 
@@ -2798,7 +2798,7 @@ intel_find_initial_plane_obj(struct intel_crtc *intel_crtc,
 	if (i915_gem_object_is_tiled(obj))
 		dev_priv->preserve_bios_swizzle = true;
 
-	drm_framebuffer_reference(fb);
+	drm_framebuffer_get(fb);
 	primary->fb = primary->state->fb = fb;
 	primary->crtc = primary->state->crtc = &intel_crtc->base;
 
@@ -9668,7 +9668,7 @@ mode_fits_in_fbdev(struct drm_device *dev,
 	if (obj->base.size < mode->vdisplay * fb->pitches[0])
 		return NULL;
 
-	drm_framebuffer_reference(fb);
+	drm_framebuffer_get(fb);
 	return fb;
 #else
 	return NULL;
@@ -9849,7 +9849,7 @@ int intel_get_load_detect_pipe(struct drm_connector *connector,
 	if (ret)
 		goto fail;
 
-	drm_framebuffer_unreference(fb);
+	drm_framebuffer_put(fb);
 
 	ret = drm_atomic_set_mode_for_crtc(&crtc_state->base, mode);
 	if (ret)
@@ -10159,7 +10159,7 @@ static void intel_unpin_work_fn(struct work_struct *__work)
 	intel_frontbuffer_flip_complete(to_i915(dev),
 					to_intel_plane(primary)->frontbuffer_bit);
 	intel_fbc_post_update(crtc);
-	drm_framebuffer_unreference(work->old_fb);
+	drm_framebuffer_put(work->old_fb);
 
 	BUG_ON(atomic_read(&crtc->unpin_work_count) == 0);
 	atomic_dec(&crtc->unpin_work_count);
@@ -10799,7 +10799,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
 		flush_workqueue(dev_priv->wq);
 
 	/* Reference the objects for the scheduled work. */
-	drm_framebuffer_reference(work->old_fb);
+	drm_framebuffer_get(work->old_fb);
 
 	crtc->primary->fb = fb;
 	update_state_fb(crtc->primary);
@@ -10913,7 +10913,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
 	update_state_fb(crtc->primary);
 
 	i915_gem_object_put(obj);
-	drm_framebuffer_unreference(work->old_fb);
+	drm_framebuffer_put(work->old_fb);
 
 	spin_lock_irq(&dev->event_lock);
 	intel_crtc->flip_work = NULL;
@@ -11237,7 +11237,7 @@ static void intel_modeset_update_connector_atomic_state(struct drm_device *dev)
 	drm_connector_list_iter_begin(dev, &conn_iter);
 	for_each_intel_connector_iter(connector, &conn_iter) {
 		if (connector->base.state->crtc)
-			drm_connector_unreference(&connector->base);
+			drm_connector_put(&connector->base);
 
 		if (connector->base.encoder) {
 			connector->base.state->best_encoder =
@@ -11245,7 +11245,7 @@ static void intel_modeset_update_connector_atomic_state(struct drm_device *dev)
 			connector->base.state->crtc =
 				connector->base.encoder->crtc;
 
-			drm_connector_reference(&connector->base);
+			drm_connector_get(&connector->base);
 		} else {
 			connector->base.state->best_encoder = NULL;
 			connector->base.state->crtc = NULL;
diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
index 2cf046b..b942578 100644
--- a/drivers/gpu/drm/i915/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/intel_dp_mst.c
@@ -524,7 +524,7 @@ static void intel_dp_destroy_mst_connector(struct drm_dp_mst_topology_mgr *mgr,
 	intel_connector->mst_port = NULL;
 	drm_modeset_unlock_all(dev);
 
-	drm_connector_unreference(&intel_connector->base);
+	drm_connector_put(&intel_connector->base);
 	DRM_DEBUG_KMS("\n");
 }
 
diff --git a/drivers/gpu/drm/i915/intel_fbdev.c b/drivers/gpu/drm/i915/intel_fbdev.c
index 0c4cde6..13fbe80 100644
--- a/drivers/gpu/drm/i915/intel_fbdev.c
+++ b/drivers/gpu/drm/i915/intel_fbdev.c
@@ -189,7 +189,7 @@ static int intelfb_create(struct drm_fb_helper *helper,
 			      " releasing it\n",
 			      intel_fb->base.width, intel_fb->base.height,
 			      sizes->fb_width, sizes->fb_height);
-		drm_framebuffer_unreference(&intel_fb->base);
+		drm_framebuffer_put(&intel_fb->base);
 		intel_fb = ifbdev->fb = NULL;
 	}
 	if (!intel_fb || WARN_ON(!intel_fb->obj)) {
@@ -650,7 +650,7 @@ static bool intel_fbdev_init_bios(struct drm_device *dev,
 	ifbdev->preferred_bpp = fb->base.format->cpp[0] * 8;
 	ifbdev->fb = fb;
 
-	drm_framebuffer_reference(&ifbdev->fb->base);
+	drm_framebuffer_get(&ifbdev->fb->base);
 
 	/* Final pass to check if any active pipes don't have fbs */
 	for_each_crtc(dev, crtc) {
-- 
2.7.4

Powered by blists - more mailing lists