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drm/nouveau: Add proper error handling to nouveau_card_init 

Signed-off-by: Marcin Kościelnicki <koriakin@0x04.net>
Signed-off-by: Maarten Maathuis <madman2003@gmail.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Marcin Kościelnicki 2009-12-14 20:58:39 +00:00 committed by Ben Skeggs
parent 13c5443b51
commit c5804be062
1 changed files with 48 additions and 25 deletions
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71
drivers/gpu/drm/nouveau/nouveau_state.c
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@ -317,7 +317,7 @@ nouveau_card_init(struct drm_device *dev)
/* Initialise internal driver API hooks */
ret = nouveau_init_engine_ptrs(dev);
if (ret)
return ret;
goto out;
engine = &dev_priv->engine;
dev_priv->init_state = NOUVEAU_CARD_INIT_FAILED;
@ -325,12 +325,12 @@ nouveau_card_init(struct drm_device *dev)
if (drm_core_check_feature(dev, DRIVER_MODESET)) {
ret = nouveau_bios_init(dev);
if (ret)
return ret;
goto out;
}
ret = nouveau_gpuobj_early_init(dev);
if (ret)
return ret;
goto out_bios;
/* Initialise instance memory, must happen before mem_init so we
* know exactly how much VRAM we're able to use for "normal"
@ -338,52 +338,52 @@ nouveau_card_init(struct drm_device *dev)
*/
ret = engine->instmem.init(dev);
if (ret)
return ret;
goto out_gpuobj_early;
/* Setup the memory manager */
ret = nouveau_mem_init(dev);
if (ret)
return ret;
goto out_instmem;
ret = nouveau_gpuobj_init(dev);
if (ret)
return ret;
goto out_mem;
/* PMC */
ret = engine->mc.init(dev);
if (ret)
return ret;
goto out_gpuobj;
/* PTIMER */
ret = engine->timer.init(dev);
if (ret)
return ret;
goto out_mc;
/* PFB */
ret = engine->fb.init(dev);
if (ret)
return ret;
goto out_timer;
/* PGRAPH */
ret = engine->graph.init(dev);
if (ret)
return ret;
goto out_fb;
/* PFIFO */
ret = engine->fifo.init(dev);
if (ret)
return ret;
goto out_graph;
/* this call irq_preinstall, register irq handler and
* call irq_postinstall
*/
ret = drm_irq_install(dev);
if (ret)
return ret;
goto out_fifo;
ret = drm_vblank_init(dev, 0);
if (ret)
return ret;
goto out_irq;
/* what about PVIDEO/PCRTC/PRAMDAC etc? */
@ -391,7 +391,7 @@ nouveau_card_init(struct drm_device *dev)
(struct drm_file *)-2,
NvDmaFB, NvDmaTT);
if (ret)
return ret;
goto out_irq;
gpuobj = NULL;
ret = nouveau_gpuobj_dma_new(dev_priv->channel, NV_CLASS_DMA_IN_MEMORY,
@ -399,13 +399,13 @@ nouveau_card_init(struct drm_device *dev)
NV_DMA_ACCESS_RW, NV_DMA_TARGET_VIDMEM,
&gpuobj);
if (ret)
return ret;
goto out_irq;
ret = nouveau_gpuobj_ref_add(dev, dev_priv->channel, NvDmaVRAM,
gpuobj, NULL);
if (ret) {
nouveau_gpuobj_del(dev, &gpuobj);
return ret;
goto out_irq;
}
gpuobj = NULL;
@ -413,25 +413,22 @@ nouveau_card_init(struct drm_device *dev)
dev_priv->gart_info.aper_size,
NV_DMA_ACCESS_RW, &gpuobj, NULL);
if (ret)
return ret;
goto out_irq;
ret = nouveau_gpuobj_ref_add(dev, dev_priv->channel, NvDmaGART,
gpuobj, NULL);
if (ret) {
nouveau_gpuobj_del(dev, &gpuobj);
return ret;
goto out_irq;
}
if (drm_core_check_feature(dev, DRIVER_MODESET)) {
if (dev_priv->card_type >= NV_50) {
if (dev_priv->card_type >= NV_50)
ret = nv50_display_create(dev);
if (ret)
return ret;
} else {
else
ret = nv04_display_create(dev);
if (ret)
return ret;
}
goto out_irq;
}
ret = nouveau_backlight_init(dev);
@ -444,6 +441,32 @@ nouveau_card_init(struct drm_device *dev)
drm_helper_initial_config(dev);
return 0;
out_irq:
drm_irq_uninstall(dev);
out_fifo:
engine->fifo.takedown(dev);
out_graph:
engine->graph.takedown(dev);
out_fb:
engine->fb.takedown(dev);
out_timer:
engine->timer.takedown(dev);
out_mc:
engine->mc.takedown(dev);
out_gpuobj:
nouveau_gpuobj_takedown(dev);
out_mem:
nouveau_mem_close(dev);
out_instmem:
engine->instmem.takedown(dev);
out_gpuobj_early:
nouveau_gpuobj_late_takedown(dev);
out_bios:
nouveau_bios_takedown(dev);
out:
vga_client_register(dev->pdev, NULL, NULL, NULL);
return ret;
}
static void nouveau_card_takedown(struct drm_device *dev)