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authorJakob Bornecrantz <jakob@tungstengraphics.com>2008-02-07 19:24:58 +0100
committerJakob Bornecrantz <jakob@tungstengraphics.com>2008-02-07 19:24:58 +0100
commit0618ac8a07d834e469cb96818a1dfee6f50662b8 (patch)
tree0b147fb2bf03a090c8d9e08e0b3da97b9e46fe60 /shared-core
parent34b76e0fac579e4afd269ebd3cbcbdd0416ec944 (diff)
Added kernel part of hotplug ioctl
Diffstat (limited to 'shared-core')
-rw-r--r--shared-core/i915_irq.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/shared-core/i915_irq.c b/shared-core/i915_irq.c
index 836a8c46..5f6fa56d 100644
--- a/shared-core/i915_irq.c
+++ b/shared-core/i915_irq.c
@@ -413,6 +413,7 @@ u32 i915_get_vblank_counter(struct drm_device *dev, int plane)
}
#define HOTPLUG_CMD_CRT 1
+#define HOTPLUG_CMD_CRT_DIS 2
#define HOTPLUG_CMD_SDVOB 4
#define HOTPLUG_CMD_SDVOC 8
@@ -420,7 +421,7 @@ static struct drm_device *hotplug_dev;
static int hotplug_cmd = 0;
static spinlock_t hotplug_lock = SPIN_LOCK_UNLOCKED;
-static void i915_hotplug_crt(struct drm_device *dev)
+static void i915_hotplug_crt(struct drm_device *dev, bool connected)
{
struct drm_output *output;
struct intel_output *iout;
@@ -439,7 +440,7 @@ static void i915_hotplug_crt(struct drm_device *dev)
if (iout == 0)
goto unlock;
- drm_hotplug_stage_two(dev, output);
+ drm_hotplug_stage_two(dev, output, connected);
unlock:
mutex_unlock(&dev->mode_config.mutex);
@@ -462,9 +463,9 @@ static void i915_hotplug_sdvo(struct drm_device *dev, int sdvoB)
status = output->funcs->detect(output);
if (status != output_status_connected)
- DRM_DEBUG("disconnect or unkown we don't do anything then\n");
+ drm_hotplug_stage_two(dev, output, false);
else
- drm_hotplug_stage_two(dev, output);
+ drm_hotplug_stage_two(dev, output, true);
/* wierd hw bug, sdvo stop sending interupts */
intel_sdvo_set_hotplug(output, 1);
@@ -484,18 +485,22 @@ static void i915_hotplug_work_func(struct work_struct *work)
{
struct drm_device *dev = hotplug_dev;
int crt;
+ int crtDis;
int sdvoB;
int sdvoC;
spin_lock(&hotplug_lock);
crt = hotplug_cmd & HOTPLUG_CMD_CRT;
+ crtDis = hotplug_cmd & HOTPLUG_CMD_CRT_DIS;
sdvoB = hotplug_cmd & HOTPLUG_CMD_SDVOB;
sdvoC = hotplug_cmd & HOTPLUG_CMD_SDVOC;
hotplug_cmd = 0;
spin_unlock(&hotplug_lock);
if (crt)
- i915_hotplug_crt(dev);
+ i915_hotplug_crt(dev, true);
+ if (crtDis)
+ i915_hotplug_crt(dev, false);
if (sdvoB)
i915_hotplug_sdvo(dev, 1);
@@ -524,7 +529,9 @@ static int i915_run_hotplug_tasklet(struct drm_device *dev, uint32_t stat)
hotplug_cmd |= HOTPLUG_CMD_CRT;
spin_unlock(&hotplug_lock);
} else {
- /* handle crt disconnects */
+ spin_lock(&hotplug_lock);
+ hotplug_cmd |= HOTPLUG_CMD_CRT_DIS;
+ spin_unlock(&hotplug_lock);
}
}