From: Daniel Vetter <daniel.vetter@ffwll.ch>
To: DRI Development <dri-devel@lists.freedesktop.org>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Subject: [PATCH 04/10] drm/vmwgfx: reorder framebuffer init sequence
Date: Tue, 18 Dec 2012 22:25:07 +0100 [thread overview]
Message-ID: <1355865913-14858-5-git-send-email-daniel.vetter@ffwll.ch> (raw)
In-Reply-To: <1355865913-14858-1-git-send-email-daniel.vetter@ffwll.ch>
vmwgfx has an oddity, when failing to reference the surface it'll
return 0, since that's what the successfull drm_framebuffer_init will
leave behind in ret. Fix this up by returning -EINVAL.
Split out from all the other driver updates due to the above tiny
semantic change. Shouldn't matter though since the reference grabbing
seemingly can't fail.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---
drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 30 ++++++++++++++++--------------
1 file changed, 16 insertions(+), 14 deletions(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 5474394..edc9792 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -681,14 +681,10 @@ static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv,
goto out_err1;
}
- ret = drm_framebuffer_init(dev, &vfbs->base.base,
- &vmw_framebuffer_surface_funcs);
- if (ret)
- goto out_err2;
-
if (!vmw_surface_reference(surface)) {
DRM_ERROR("failed to reference surface %p\n", surface);
- goto out_err3;
+ ret = -EINVAL;
+ goto out_err2;
}
/* XXX get the first 3 from the surface info */
@@ -707,10 +703,15 @@ static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv,
*out = &vfbs->base;
+ ret = drm_framebuffer_init(dev, &vfbs->base.base,
+ &vmw_framebuffer_surface_funcs);
+ if (ret)
+ goto out_err3;
+
return 0;
out_err3:
- drm_framebuffer_cleanup(&vfbs->base.base);
+ vmw_surface_unreference(&surface);
out_err2:
kfree(vfbs);
out_err1:
@@ -1053,14 +1054,10 @@ static int vmw_kms_new_framebuffer_dmabuf(struct vmw_private *dev_priv,
goto out_err1;
}
- ret = drm_framebuffer_init(dev, &vfbd->base.base,
- &vmw_framebuffer_dmabuf_funcs);
- if (ret)
- goto out_err2;
-
if (!vmw_dmabuf_reference(dmabuf)) {
DRM_ERROR("failed to reference dmabuf %p\n", dmabuf);
- goto out_err3;
+ ret = -EINVAL;
+ goto out_err2;
}
vfbd->base.base.bits_per_pixel = mode_cmd->bpp;
@@ -1077,10 +1074,15 @@ static int vmw_kms_new_framebuffer_dmabuf(struct vmw_private *dev_priv,
vfbd->base.user_handle = mode_cmd->handle;
*out = &vfbd->base;
+ ret = drm_framebuffer_init(dev, &vfbd->base.base,
+ &vmw_framebuffer_dmabuf_funcs);
+ if (ret)
+ goto out_err3;
+
return 0;
out_err3:
- drm_framebuffer_cleanup(&vfbd->base.base);
+ vmw_dmabuf_unreference(&dmabuf);
out_err2:
kfree(vfbd);
out_err1:
--
1.7.10.4
next prev parent reply other threads:[~2012-12-18 21:25 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-18 21:25 [PATCH 00/10] kms locking rework prep patches Daniel Vetter
2012-12-18 21:25 ` [PATCH 01/10] drm: review locking rules in drm_crtc.c Daniel Vetter
2012-12-18 21:25 ` [PATCH 02/10] drm/doc: integrate drm_crtc.c kerneldoc Daniel Vetter
2012-12-19 18:19 ` Ville Syrjälä
2012-12-20 10:14 ` Daniel Vetter
2012-12-18 21:25 ` [PATCH 03/10] drm/<drivers>: reorder framebuffer init sequence Daniel Vetter
2012-12-18 21:25 ` Daniel Vetter [this message]
2012-12-18 21:25 ` [PATCH 05/10] drm/gma500: move fbcon restore to lastclose Daniel Vetter
2012-12-18 21:25 ` [PATCH 06/10] drm/nouveau: protect evo_wait/evo_kick sections with a channel mutex Daniel Vetter
2012-12-20 13:19 ` [PATCH] " Daniel Vetter
2012-12-18 21:25 ` [PATCH 07/10] drm/nouveau: try to protect nbo->pin_refcount Daniel Vetter
2012-12-18 21:25 ` [PATCH 08/10] drm/ttm: fix fence locking in ttm_buffer_object_transfer Daniel Vetter
2012-12-18 21:25 ` [PATCH 09/10] drm/<drivers>: Unified handling of unimplemented fb->create_handle Daniel Vetter
2012-12-18 21:25 ` [PATCH 10/10] drm: encapsulate crtc->set_config calls Daniel Vetter
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