forked from rpms/kernel
make intel_ips work
This commit is contained in:
Kyle McMartin
parent
b990650569
commit
a1ae900880
105
fix-intel_ips-to-work-properly.patch
Normal file
105
fix-intel_ips-to-work-properly.patch
Normal file
@ -0,0 +1,105 @@
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diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
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index 9d67b48..c74e4e8 100644
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--- a/drivers/gpu/drm/i915/i915_dma.c
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+++ b/drivers/gpu/drm/i915/i915_dma.c
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@@ -1787,9 +1787,9 @@ unsigned long i915_chipset_val(struct drm_i915_private *dev_priv)
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}
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}
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- div_u64(diff, diff1);
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+ diff = div_u64(diff, diff1);
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ret = ((m * diff) + c);
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- div_u64(ret, 10);
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+ ret = div_u64(ret, 10);
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dev_priv->last_count1 = total_count;
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dev_priv->last_time1 = now;
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@@ -1858,7 +1858,7 @@ void i915_update_gfx_val(struct drm_i915_private *dev_priv)
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/* More magic constants... */
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diff = diff * 1181;
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- div_u64(diff, diffms * 10);
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+ diff = div_u64(diff, diffms * 10);
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dev_priv->gfx_power = diff;
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}
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diff --git a/drivers/platform/x86/intel_ips.c b/drivers/platform/x86/intel_ips.c
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index 9024480..bfa9c72 100644
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--- a/drivers/platform/x86/intel_ips.c
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+++ b/drivers/platform/x86/intel_ips.c
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@@ -230,7 +230,7 @@
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#define THM_TC2 0xac
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#define THM_DTV 0xb0
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#define THM_ITV 0xd8
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-#define ITV_ME_SEQNO_MASK 0x000f0000 /* ME should update every ~200ms */
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+#define ITV_ME_SEQNO_MASK 0x00ff0000 /* ME should update every ~200ms */
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#define ITV_ME_SEQNO_SHIFT (16)
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#define ITV_MCH_TEMP_MASK 0x0000ff00
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#define ITV_MCH_TEMP_SHIFT (8)
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@@ -940,7 +940,6 @@ static int ips_monitor(void *data)
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kfree(mch_samples);
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kfree(cpu_samples);
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kfree(mchp_samples);
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- kthread_stop(ips->adjust);
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return -ENOMEM;
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}
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@@ -948,7 +947,7 @@ static int ips_monitor(void *data)
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ITV_ME_SEQNO_SHIFT;
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seqno_timestamp = get_jiffies_64();
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- old_cpu_power = thm_readl(THM_CEC) / 65535;
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+ old_cpu_power = thm_readl(THM_CEC);
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schedule_timeout_interruptible(msecs_to_jiffies(IPS_SAMPLE_PERIOD));
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/* Collect an initial average */
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@@ -1390,7 +1389,7 @@ static bool ips_get_i915_syms(struct ips_driver *ips)
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return true;
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out_put_busy:
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- symbol_put(i915_gpu_turbo_disable);
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+ symbol_put(i915_gpu_busy);
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out_put_lower:
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symbol_put(i915_gpu_lower);
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out_put_raise:
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@@ -1535,19 +1534,24 @@ static int ips_probe(struct pci_dev *dev, const struct pci_device_id *id)
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ips_enable_cpu_turbo(ips);
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ips->cpu_turbo_enabled = true;
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- /* Set up the work queue and monitor/adjust threads */
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- ips->monitor = kthread_run(ips_monitor, ips, "ips-monitor");
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- if (IS_ERR(ips->monitor)) {
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+ /* Create thermal adjust thread */
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+ ips->adjust = kthread_create(ips_adjust, ips, "ips-adjust");
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+ if (IS_ERR(ips->adjust)) {
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dev_err(&dev->dev,
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- "failed to create thermal monitor thread, aborting\n");
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+ "failed to create thermal adjust thread, aborting\n");
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ret = -ENOMEM;
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goto error_free_irq;
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+
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}
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- ips->adjust = kthread_create(ips_adjust, ips, "ips-adjust");
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- if (IS_ERR(ips->adjust)) {
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+ /*
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+ * Set up the work queue and monitor thread. The monitor thread
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+ * will wake up ips_adjust thread.
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+ */
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+ ips->monitor = kthread_run(ips_monitor, ips, "ips-monitor");
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+ if (IS_ERR(ips->monitor)) {
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dev_err(&dev->dev,
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- "failed to create thermal adjust thread, aborting\n");
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+ "failed to create thermal monitor thread, aborting\n");
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ret = -ENOMEM;
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goto error_thread_cleanup;
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}
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@@ -1566,7 +1570,7 @@ static int ips_probe(struct pci_dev *dev, const struct pci_device_id *id)
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return ret;
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error_thread_cleanup:
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- kthread_stop(ips->monitor);
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+ kthread_stop(ips->adjust);
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error_free_irq:
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free_irq(ips->dev->irq, ips);
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error_unmap:
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@ -51,7 +51,7 @@ Summary: The Linux kernel
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# For non-released -rc kernels, this will be prepended with "0.", so
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# for example a 3 here will become 0.3
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#
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%global baserelease 28
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%global baserelease 30
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%global fedora_build %{baserelease}
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# base_sublevel is the kernel version we're starting with and patching
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@ -723,6 +723,8 @@ Patch12224: pci-v2-4-4-PCI-allocate-bus-resources-from-the-top-down.patch
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Patch12300: btusb-macbookpro-7-1.patch
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Patch12301: btusb-macbookpro-6-2.patch
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Patch12310: fix-intel_ips-to-work-properly.patch
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%endif
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BuildRoot: %{_tmppath}/kernel-%{KVERREL}-root
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@ -1328,6 +1330,8 @@ ApplyPatch pci-v2-4-4-PCI-allocate-bus-resources-from-the-top-down.patch
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ApplyPatch btusb-macbookpro-7-1.patch
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ApplyPatch btusb-macbookpro-6-2.patch
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ApplyPatch fix-intel_ips-to-work-properly.patch
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# END OF PATCH APPLICATIONS
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%endif
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@ -1935,6 +1939,9 @@ fi
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# || ||
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%changelog
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* Thu Sep 30 2010 Kyle McMartin <kyle@redhat.com> 2.6.36-0.30.rc6
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- Collection of patches to make intel_ips work properly.
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* Wed Sep 29 2010 Dave Jones <davej@redhat.com>
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- Add back an old hack to make an SDV e1000e variant work.
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