fix intel_ips driver

This commit is contained in:
Kyle McMartin 2010-11-15 20:13:18 -05:00
parent 8b813d3c54
commit 4cd6a7f057
2 changed files with 56 additions and 1 deletions

View File

@ -0,0 +1,49 @@
From 48fcfc888b48ad49dd83faa107264bbfb0089cad Mon Sep 17 00:00:00 2001
From: Kyle McMartin <kyle@redhat.com>
Date: Wed, 3 Nov 2010 16:27:57 -0400
Subject: [PATCH] i915: reprogram power monitoring registers on resume
Fixes issue where i915_gfx_val was reporting values several
orders of magnitude higher than physically possible (without
leaving scorch marks on my thighs at least.)
Signed-off-by: Kyle McMartin <kyle@redhat.com>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: stable@kernel.org
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
drivers/gpu/drm/i915/i915_suspend.c | 4 +++-
drivers/gpu/drm/i915/intel_drv.h | 1 +
2 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index 989c19d..454c064 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -862,8 +862,10 @@ int i915_restore_state(struct drm_device *dev)
/* Clock gating state */
intel_init_clock_gating(dev);
- if (HAS_PCH_SPLIT(dev))
+ if (HAS_PCH_SPLIT(dev)) {
ironlake_enable_drps(dev);
+ intel_init_emon(dev);
+ }
/* Cache mode state */
I915_WRITE (CACHE_MODE_0, dev_priv->saveCACHE_MODE_0 | 0xffff0000);
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 9af9f86..21551fe 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -296,6 +296,7 @@ extern void intel_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
extern void intel_init_clock_gating(struct drm_device *dev);
extern void ironlake_enable_drps(struct drm_device *dev);
extern void ironlake_disable_drps(struct drm_device *dev);
+extern void intel_init_emon(struct drm_device *dev);
extern int intel_pin_and_fence_fb_obj(struct drm_device *dev,
struct drm_gem_object *obj,
--
1.7.3.2

View File

@ -51,7 +51,7 @@ Summary: The Linux kernel
# For non-released -rc kernels, this will be prepended with "0.", so # For non-released -rc kernels, this will be prepended with "0.", so
# for example a 3 here will become 0.3 # for example a 3 here will become 0.3
# #
%global baserelease 1 %global baserelease 2
%global fedora_build %{baserelease} %global fedora_build %{baserelease}
# base_sublevel is the kernel version we're starting with and patching # base_sublevel is the kernel version we're starting with and patching
@ -654,6 +654,7 @@ Patch1819: drm-intel-big-hammer.patch
Patch1824: drm-intel-next.patch Patch1824: drm-intel-next.patch
# make sure the lvds comes back on lid open # make sure the lvds comes back on lid open
Patch1825: drm-intel-make-lvds-work.patch Patch1825: drm-intel-make-lvds-work.patch
Patch1826: drm-i915-reprogram-power-monitoring-registers-on-resume.patch
Patch1900: linux-2.6-intel-iommu-igfx.patch Patch1900: linux-2.6-intel-iommu-igfx.patch
# linux1394 git patches # linux1394 git patches
@ -1270,6 +1271,7 @@ ApplyOptionalPatch drm-nouveau-updates.patch
ApplyOptionalPatch drm-intel-next.patch ApplyOptionalPatch drm-intel-next.patch
ApplyPatch drm-intel-big-hammer.patch ApplyPatch drm-intel-big-hammer.patch
ApplyPatch drm-intel-make-lvds-work.patch ApplyPatch drm-intel-make-lvds-work.patch
ApplyPatch drm-i915-reprogram-power-monitoring-registers-on-resume.patch
ApplyPatch linux-2.6-intel-iommu-igfx.patch ApplyPatch linux-2.6-intel-iommu-igfx.patch
# linux1394 git patches # linux1394 git patches
@ -1953,6 +1955,10 @@ fi
# || || # || ||
%changelog %changelog
* Mon Nov 15 2010 Kyle McMartin <kyle@redhat.com> 2.6.36-2
- drm-i915-reprogram-power-monitoring-registers-on-resume.patch: fix intel_ips
driver.
* Wed Oct 20 2010 Chuck Ebbert <cebbert@redhat.com> 2.6.36-1 * Wed Oct 20 2010 Chuck Ebbert <cebbert@redhat.com> 2.6.36-1
- Linux 2.6.36 - Linux 2.6.36