drm: Propagate error from drm_fb_helper_init().

The previous commit fixes the problem, these commits make sure we actually
fail properly if it happens again.

I've squashed the commits from Chris since they are all fixing one issue.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Chris Wilson 2010-06-06 10:50:03 +01:00 committed by Dave Airlie
parent a3524f1b27
commit 5a79395b27
4 changed files with 38 additions and 11 deletions

View File

@ -1402,19 +1402,19 @@ static int i915_load_modeset_init(struct drm_device *dev,
/* if we have > 1 VGA cards, then disable the radeon VGA resources */
ret = vga_client_register(dev->pdev, dev, NULL, i915_vga_set_decode);
if (ret)
goto destroy_ringbuffer;
goto cleanup_ringbuffer;
ret = vga_switcheroo_register_client(dev->pdev,
i915_switcheroo_set_state,
i915_switcheroo_can_switch);
if (ret)
goto destroy_ringbuffer;
goto cleanup_vga_client;
intel_modeset_init(dev);
ret = drm_irq_install(dev);
if (ret)
goto destroy_ringbuffer;
goto cleanup_vga_switcheroo;
/* Always safe in the mode setting case. */
/* FIXME: do pre/post-mode set stuff in core KMS code */
@ -1426,11 +1426,20 @@ static int i915_load_modeset_init(struct drm_device *dev,
I915_WRITE(INSTPM, (1 << 5) | (1 << 21));
intel_fbdev_init(dev);
ret = intel_fbdev_init(dev);
if (ret)
goto cleanup_irq;
drm_kms_helper_poll_init(dev);
return 0;
destroy_ringbuffer:
cleanup_irq:
drm_irq_uninstall(dev);
cleanup_vga_switcheroo:
vga_switcheroo_unregister_client(dev->pdev);
cleanup_vga_client:
vga_client_register(dev->pdev, NULL, NULL, NULL);
cleanup_ringbuffer:
mutex_lock(&dev->struct_mutex);
i915_gem_cleanup_ringbuffer(dev);
mutex_unlock(&dev->struct_mutex);

View File

@ -245,6 +245,7 @@ int intel_fbdev_init(struct drm_device *dev)
{
struct intel_fbdev *ifbdev;
drm_i915_private_t *dev_priv = dev->dev_private;
int ret;
ifbdev = kzalloc(sizeof(struct intel_fbdev), GFP_KERNEL);
if (!ifbdev)
@ -253,8 +254,13 @@ int intel_fbdev_init(struct drm_device *dev)
dev_priv->fbdev = ifbdev;
ifbdev->helper.funcs = &intel_fb_helper_funcs;
drm_fb_helper_init(dev, &ifbdev->helper, dev_priv->num_pipe,
ret = drm_fb_helper_init(dev, &ifbdev->helper,
dev_priv->num_pipe,
INTELFB_CONN_LIMIT);
if (ret) {
kfree(ifbdev);
return ret;
}
drm_fb_helper_single_add_all_connectors(&ifbdev->helper);
drm_fb_helper_initial_config(&ifbdev->helper, 32);

View File

@ -377,6 +377,7 @@ int nouveau_fbcon_init(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_fbdev *nfbdev;
int ret;
nfbdev = kzalloc(sizeof(struct nouveau_fbdev), GFP_KERNEL);
if (!nfbdev)
@ -386,7 +387,12 @@ int nouveau_fbcon_init(struct drm_device *dev)
dev_priv->nfbdev = nfbdev;
nfbdev->helper.funcs = &nouveau_fbcon_helper_funcs;
drm_fb_helper_init(dev, &nfbdev->helper, 2, 4);
ret = drm_fb_helper_init(dev, &nfbdev->helper, 2, 4);
if (ret) {
kfree(nfbdev);
return ret;
}
drm_fb_helper_single_add_all_connectors(&nfbdev->helper);
drm_fb_helper_initial_config(&nfbdev->helper, 32);
return 0;

View File

@ -363,6 +363,7 @@ int radeon_fbdev_init(struct radeon_device *rdev)
{
struct radeon_fbdev *rfbdev;
int bpp_sel = 32;
int ret;
/* select 8 bpp console on RN50 or 16MB cards */
if (ASIC_IS_RN50(rdev) || rdev->mc.real_vram_size <= (32*1024*1024))
@ -376,9 +377,14 @@ int radeon_fbdev_init(struct radeon_device *rdev)
rdev->mode_info.rfbdev = rfbdev;
rfbdev->helper.funcs = &radeon_fb_helper_funcs;
drm_fb_helper_init(rdev->ddev, &rfbdev->helper,
ret = drm_fb_helper_init(rdev->ddev, &rfbdev->helper,
rdev->num_crtc,
RADEONFB_CONN_LIMIT);
if (ret) {
kfree(rfbdev);
return ret;
}
drm_fb_helper_single_add_all_connectors(&rfbdev->helper);
drm_fb_helper_initial_config(&rfbdev->helper, bpp_sel);
return 0;