On Tue, May 20, 2014 at 03:25:34PM -0700, Jesse Barnes wrote:
In some cases, the callers of this function may not need the return
value and delaying the uevent is ok. So add an async version of the
function for use in those cases.
Signed-off-by: Jesse Barnes jbar...@virtuousgeek.org
---
drivers/gpu/drm/drm_probe_helper.c | 8
include/drm/drm_crtc_helper.h | 2 ++
2 files changed, 10 insertions(+)
diff --git a/drivers/gpu/drm/drm_probe_helper.c
b/drivers/gpu/drm/drm_probe_helper.c
index 79f07f2..f3aee4a 100644
--- a/drivers/gpu/drm/drm_probe_helper.c
+++ b/drivers/gpu/drm/drm_probe_helper.c
@@ -446,3 +446,11 @@ bool drm_helper_hpd_irq_event(struct drm_device *dev)
return changed;
}
EXPORT_SYMBOL(drm_helper_hpd_irq_event);
+
Kerneldoc is missing.
-Daniel
+void drm_helper_hpd_irq_event_async(void *data, async_cookie_t cookie)
+{
+ struct drm_device *dev = data;
+
+ drm_helper_hpd_irq_event(dev);
+}
+EXPORT_SYMBOL(drm_helper_hpd_irq_event_async);
diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index a3d75fe..4f4ed9c 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -33,6 +33,7 @@
#ifndef __DRM_CRTC_HELPER_H__
#define __DRM_CRTC_HELPER_H__
+#include linux/async.h
#include linux/spinlock.h
#include linux/types.h
#include linux/idr.h
@@ -172,6 +173,7 @@ extern int
drm_helper_probe_single_connector_modes_nomerge(struct drm_connector
extern void drm_kms_helper_poll_init(struct drm_device *dev);
extern void drm_kms_helper_poll_fini(struct drm_device *dev);
extern bool drm_helper_hpd_irq_event(struct drm_device *dev);
+extern void drm_helper_hpd_irq_event_async(void *data, async_cookie_t
cookie);
extern void drm_kms_helper_hotplug_event(struct drm_device *dev);
extern void drm_kms_helper_poll_disable(struct drm_device *dev);
--
1.8.4.2
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--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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