1 files changed, 118 insertions, 0 deletions

diff --git a/meta-moblin/packages/linux/linux-moblin-2.6.31.5/linux-2.6.29-kms-run-async.patch b/meta-moblin/packages/linux/linux-moblin-2.6.31.5/linux-2.6.29-kms-run-async.patch
new file mode 100644
index 0000000000..eaef8eb6ce
--- /dev/null
+++ b/meta-moblin/packages/linux/linux-moblin-2.6.31.5/linux-2.6.29-kms-run-async.patch
@@ -0,0 +1,118 @@
+Index: b/drivers/gpu/drm/drm_crtc_helper.c
+===================================================================
+--- a/drivers/gpu/drm/drm_crtc_helper.c
++++ b/drivers/gpu/drm/drm_crtc_helper.c
+@@ -29,6 +29,8 @@
+  *      Jesse Barnes <jesse.barnes@intel.com>
+  */
+ 
++#include <linux/async.h>
++
+ #include "drmP.h"
+ #include "drm_crtc.h"
+ #include "drm_crtc_helper.h"
+@@ -62,6 +64,8 @@ static void drm_mode_validate_flag(struc
+        return;
+ }
+ 
++LIST_HEAD(drm_async_list);
++
+ /**
+  * drm_helper_probe_connector_modes - get complete set of display modes
+  * @dev: DRM device
+@@ -916,6 +920,7 @@ bool drm_helper_plugged_event(struct drm
+        /* FIXME: send hotplug event */
+        return true;
+ }
++
+ /**
+  * drm_initial_config - setup a sane initial connector configuration
+  * @dev: DRM device
+@@ -953,13 +958,26 @@ bool drm_helper_initial_config(struct dr
+ 
+        drm_setup_crtcs(dev);
+ 
+-       /* alert the driver fb layer */
+        dev->mode_config.funcs->fb_changed(dev);
+-
+        return 0;
+ }
+ EXPORT_SYMBOL(drm_helper_initial_config);
+ 
++static void drm_helper_initial_config_helper(void *ptr, async_cookie_t cookie)
++{
++       struct drm_device *dev = ptr;
++       drm_helper_initial_config(dev);
++}
++
++void drm_helper_initial_config_async(struct drm_device *dev)
++{
++       async_schedule_domain(drm_helper_initial_config_helper,
++                               dev, &drm_async_list);
++}
++EXPORT_SYMBOL(drm_helper_initial_config_async);
++
++
++
+ static int drm_helper_choose_encoder_dpms(struct drm_encoder *encoder)
+ {
+        int dpms = DRM_MODE_DPMS_OFF;
+Index: b/drivers/gpu/drm/drm_drv.c
+===================================================================
+--- a/drivers/gpu/drm/drm_drv.c
++++ b/drivers/gpu/drm/drm_drv.c
+@@ -49,6 +49,7 @@
+ #include <linux/debugfs.h>
+ #include "drmP.h"
+ #include "drm_core.h"
++#include <linux/async.h>
+ 
+ 
+ static int drm_version(struct drm_device *dev, void *data,
+@@ -290,6 +291,9 @@ void drm_exit(struct drm_driver *driver)
+        struct drm_device *dev, *tmp;
+        DRM_DEBUG("\n");
+ 
++       /* make sure all async DRM operations are finished */
++       async_synchronize_full_domain(&drm_async_list);
++
+        if (driver->driver_features & DRIVER_MODESET) {
+                pci_unregister_driver(&driver->pci_driver);
+        } else {
+Index: b/include/drm/drmP.h
+===================================================================
+--- a/include/drm/drmP.h
++++ b/include/drm/drmP.h
+@@ -328,6 +328,7 @@ struct drm_vma_entry {
+        pid_t pid;
+ };
+ 
++extern struct list_head drm_async_list;
+ /**
+  * DMA buffer.
+  */
+Index: b/include/drm/drm_crtc_helper.h
+===================================================================
+--- a/include/drm/drm_crtc_helper.h
++++ b/include/drm/drm_crtc_helper.h
+@@ -92,6 +92,7 @@ extern int drm_helper_probe_single_conne
+ extern void drm_helper_disable_unused_functions(struct drm_device *dev);
+ extern int drm_helper_hotplug_stage_two(struct drm_device *dev);
+ extern bool drm_helper_initial_config(struct drm_device *dev);
++extern void drm_helper_initial_config_async(struct drm_device *dev);
+ extern int drm_crtc_helper_set_config(struct drm_mode_set *set);
+ extern bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
+                                     struct drm_display_mode *mode,
+Index: b/drivers/gpu/drm/i915/i915_dma.c
+===================================================================
+--- a/drivers/gpu/drm/i915/i915_dma.c
++++ b/drivers/gpu/drm/i915/i915_dma.c
+@@ -1045,7 +1045,7 @@ static int i915_load_modeset_init(struct
+ 
+        intel_modeset_init(dev);
+ 
+-       drm_helper_initial_config(dev);
++       drm_helper_initial_config_async(dev);
+ 
+        return 0;
+