This is a note to let you know that I've just added the patch titled
drm/radeon: don't set hpd, afmt interrupts when interrupts are disabled
to the 3.8-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-radeon-don-t-set-hpd-afmt-interrupts-when-interrupts-are-disabled.patch
and it can be found in the queue-3.8 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From cc9945bf9cac03860b2f7d59882263c965c6e3af Mon Sep 17 00:00:00 2001
From: Alex Deucher <[email protected]>
Date: Tue, 26 Feb 2013 16:17:33 -0500
Subject: drm/radeon: don't set hpd, afmt interrupts when interrupts are disabled
From: Alex Deucher <[email protected]>
commit cc9945bf9cac03860b2f7d59882263c965c6e3af upstream.
Avoids splatter if the interrupt handler is not registered due
to acceleration being disabled.
Signed-off-by: Alex Deucher <[email protected]>
Reviewed-by: Jerome Glisse <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/gpu/drm/radeon/radeon_irq_kms.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -400,6 +400,9 @@ void radeon_irq_kms_enable_afmt(struct r
{
unsigned long irqflags;
+ if (!rdev->ddev->irq_enabled)
+ return;
+
spin_lock_irqsave(&rdev->irq.lock, irqflags);
rdev->irq.afmt[block] = true;
radeon_irq_set(rdev);
@@ -419,6 +422,9 @@ void radeon_irq_kms_disable_afmt(struct
{
unsigned long irqflags;
+ if (!rdev->ddev->irq_enabled)
+ return;
+
spin_lock_irqsave(&rdev->irq.lock, irqflags);
rdev->irq.afmt[block] = false;
radeon_irq_set(rdev);
@@ -438,6 +444,9 @@ void radeon_irq_kms_enable_hpd(struct ra
unsigned long irqflags;
int i;
+ if (!rdev->ddev->irq_enabled)
+ return;
+
spin_lock_irqsave(&rdev->irq.lock, irqflags);
for (i = 0; i < RADEON_MAX_HPD_PINS; ++i)
rdev->irq.hpd[i] |= !!(hpd_mask & (1 << i));
@@ -458,6 +467,9 @@ void radeon_irq_kms_disable_hpd(struct r
unsigned long irqflags;
int i;
+ if (!rdev->ddev->irq_enabled)
+ return;
+
spin_lock_irqsave(&rdev->irq.lock, irqflags);
for (i = 0; i < RADEON_MAX_HPD_PINS; ++i)
rdev->irq.hpd[i] &= !(hpd_mask & (1 << i));
Patches currently in stable-queue which might be from [email protected]
are
queue-3.8/drm-radeon-add-primary-dac-adj-quirk-for-r200-board.patch
queue-3.8/drm-radeon-don-t-set-hpd-afmt-interrupts-when-interrupts-are-disabled.patch
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