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authorDave Airlie <airlied@redhat.com>2015-02-24 09:23:56 +1000
committerAlex Deucher <alexander.deucher@amd.com>2015-03-19 12:26:45 -0400
commitde6284aa0162e6814e4d5f17a0177e0e5aee1ce5 (patch)
tree3b11da52f793919a0b207af40db14228c62a427d /drivers/gpu/drm/radeon
parent87f5942d1f7bc320a0ec70ac4a8a3396024c7091 (diff)
downloadop-kernel-dev-de6284aa0162e6814e4d5f17a0177e0e5aee1ce5.zip
op-kernel-dev-de6284aa0162e6814e4d5f17a0177e0e5aee1ce5.tar.gz
radeon: introduce a dp_work handler
This is to be called on short HPD irqs, just introduce the basic infrastructure for it. Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon')
-rw-r--r--drivers/gpu/drm/radeon/radeon.h1
-rw-r--r--drivers/gpu/drm/radeon/radeon_irq_kms.c4
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 26a339b..1506332 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -2412,6 +2412,7 @@ struct radeon_device {
struct radeon_rlc rlc;
struct radeon_mec mec;
struct work_struct hotplug_work;
+ struct work_struct dp_work;
struct work_struct audio_work;
int num_crtc; /* number of crtcs */
struct mutex dc_hw_i2c_mutex; /* display controller hw i2c mutex */
diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index 00fc597..e82ae81 100644
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -87,6 +87,9 @@ static void radeon_hotplug_work_func(struct work_struct *work)
drm_helper_hpd_irq_event(dev);
}
+static void radeon_dp_work_func(struct work_struct *work)
+{
+}
/**
* radeon_driver_irq_preinstall_kms - drm irq preinstall callback
*
@@ -276,6 +279,7 @@ int radeon_irq_kms_init(struct radeon_device *rdev)
}
INIT_WORK(&rdev->hotplug_work, radeon_hotplug_work_func);
+ INIT_WORK(&rdev->dp_work, radeon_dp_work_func);
INIT_WORK(&rdev->audio_work, r600_audio_update_hdmi);
rdev->irq.installed = true;
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