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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-18 13:16:44 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-20 13:10:59 -0700 |
| commit | 6b49734139bad7703ccdf0bded005c605f28ca61 (patch) | |
| tree | c8f6b47f26a318dc2817a4a67d8ef1b9fa2365e7 | |
| parent | 2909d2604809e056e5fe3ee102c42cc7899b1739 (diff) | |
| download | lwn-6b49734139bad7703ccdf0bded005c605f28ca61.tar.gz lwn-6b49734139bad7703ccdf0bded005c605f28ca61.zip | |
Revert "drm/i915: reorder setup sequence to have irqs for output setup"
Revert commit 2a9810441fcc26cf3f006f015f8a62094fe57a90 which is
commit 52d7ecedac3f96fb562cb482c139015372728638 upstream.
This caused problems in 3.8-stable, but all is fine in 3.9-rc.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Imre Deak <imre.deak@intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
| -rw-r--r-- | drivers/gpu/drm/i915/i915_dma.c | 23 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 4 |
3 files changed, 9 insertions, 19 deletions
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index 5206f24fb087..99daa896105d 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -1297,21 +1297,19 @@ static int i915_load_modeset_init(struct drm_device *dev) if (ret) goto cleanup_vga_switcheroo; - ret = drm_irq_install(dev); - if (ret) - goto cleanup_gem_stolen; - - /* Important: The output setup functions called by modeset_init need - * working irqs for e.g. gmbus and dp aux transfers. */ intel_modeset_init(dev); ret = i915_gem_init(dev); if (ret) - goto cleanup_irq; + goto cleanup_gem_stolen; + + intel_modeset_gem_init(dev); INIT_WORK(&dev_priv->console_resume_work, intel_console_resume); - intel_modeset_gem_init(dev); + ret = drm_irq_install(dev); + if (ret) + goto cleanup_gem; /* Always safe in the mode setting case. */ /* FIXME: do pre/post-mode set stuff in core KMS code */ @@ -1319,10 +1317,7 @@ static int i915_load_modeset_init(struct drm_device *dev) ret = intel_fbdev_init(dev); if (ret) - goto cleanup_gem; - - /* Only enable hotplug handling once the fbdev is fully set up. */ - dev_priv->enable_hotplug_processing = true; + goto cleanup_irq; drm_kms_helper_poll_init(dev); @@ -1331,13 +1326,13 @@ static int i915_load_modeset_init(struct drm_device *dev) return 0; +cleanup_irq: + drm_irq_uninstall(dev); cleanup_gem: mutex_lock(&dev->struct_mutex); i915_gem_cleanup_ringbuffer(dev); mutex_unlock(&dev->struct_mutex); i915_gem_cleanup_aliasing_ppgtt(dev); -cleanup_irq: - drm_irq_uninstall(dev); cleanup_gem_stolen: i915_gem_cleanup_stolen(dev); cleanup_vga_switcheroo: diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 66ad64f0e26e..7339a4b89d5f 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -672,7 +672,6 @@ typedef struct drm_i915_private { u32 hotplug_supported_mask; struct work_struct hotplug_work; - bool enable_hotplug_processing; int num_pipe; int num_pch_pll; diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 3c004038550a..fe843389c7b4 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -287,10 +287,6 @@ static void i915_hotplug_work_func(struct work_struct *work) struct drm_mode_config *mode_config = &dev->mode_config; struct intel_encoder *encoder; - /* HPD irq before everything is fully set up. */ - if (!dev_priv->enable_hotplug_processing) - return; - mutex_lock(&mode_config->mutex); DRM_DEBUG_KMS("running encoder hotplug functions\n"); |