Attachment 14207 Details for Bug 14249 – Save/restore MGGC register

[patch] Save/restore MGGC register

i915-save-mggc.patch (text/plain), 1.25 KB, created by Jesse Barnes on 2008-02-07 15:20:25 UTC

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Filename:

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Creator: Jesse Barnes

Created: 2008-02-07 15:20:25 UTC

Size: 1.25 KB

patch

obsolete

>diff --git a/linux-core/i915_drv.c b/linux-core/i915_drv.c
>index c771ab3..8d46686 100644
>--- a/linux-core/i915_drv.c
>+++ b/linux-core/i915_drv.c
>@@ -276,6 +276,7 @@ static int i915_suspend(struct drm_device *dev)
> 
> 	pci_save_state(dev->pdev);
> 	pci_read_config_byte(dev->pdev, LBB, &dev_priv->saveLBB);
>+	pci_read_config_byte(dev->pdev, MGGC, &dev_priv->saveMGGC);
> 
> 	/* Pipe & plane A info */
> 	dev_priv->savePIPEACONF = I915_READ(PIPEACONF);
>@@ -397,6 +398,7 @@ static int i915_resume(struct drm_device *dev)
> 		return -1;
> 
> 	pci_write_config_byte(dev->pdev, LBB, dev_priv->saveLBB);
>+	pci_write_config_word(dev->pdev, MGGC, dev_priv->saveMGGC);
> 
> 	/* Pipe & plane A info */
> 	/* Prime the clock */
>diff --git a/shared-core/i915_drv.h b/shared-core/i915_drv.h
>index d08fdf4..68584b4 100644
>--- a/shared-core/i915_drv.h
>+++ b/shared-core/i915_drv.h
>@@ -149,6 +149,7 @@ typedef struct drm_i915_private {
> 
> 	/* Register state */
> 	u8 saveLBB;
>+	u16 saveMGGC;
> 	u32 saveDSPACNTR;
> 	u32 saveDSPBCNTR;
> 	u32 savePIPEACONF;
>@@ -361,6 +362,7 @@ extern void intel_fini_chipset_flush_compat(struct drm_device *dev);
> extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
> 
> /* Extended config space */
>+#define MGGC 0x52
> #define LBB 0xf4
> 
> /* VGA stuff */

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Attachments on bug 14249: 13941 | 13942 | 13943 | 13944 | 13945 | 13946 | 13947 | 13993 | 13994 | 13995 | 13996 | 14182 | 14199 | 14200 | 14201 | 14203 | 14204 | 14205 | 14207 | 14208 | 14209

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