3.8-stable review patch. If anyone has any objections, please let me know.
------------------
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 <gre...@linuxfoundation.org>
Cc: Imre Deak <imre.d...@intel.com>
Cc: Daniel Vetter <daniel.vet...@ffwll.ch>
---
drivers/gpu/drm/i915/i915_dma.c | 23 +++++++++--------------
drivers/gpu/drm/i915/i915_drv.h | 1 -
drivers/gpu/drm/i915/i915_irq.c | 4 ----
3 files changed, 9 insertions(+), 19 deletions(-)
--- 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
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
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
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:
--- 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;
--- 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(struc
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");
--
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