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authorEric Anholt <eric@anholt.net>2008-12-03 22:50:02 -0800
committerDave Airlie <airlied@linux.ie>2008-12-29 17:47:23 +1000
commit60fd99e3682c5acc74d58ed61dac93526d6976f7 (patch)
tree4e22a666f014aa38f33bc45f7f41b51605bc1a42 /drivers
parent06d9f33ceb6be29c453915505a2fc88d80c36417 (diff)
downloadblackbird-obmc-linux-60fd99e3682c5acc74d58ed61dac93526d6976f7.tar.gz
blackbird-obmc-linux-60fd99e3682c5acc74d58ed61dac93526d6976f7.zip
drm/i915: Fix stolen memory detection on G45 and GM45.
Signed-off-by: Eric Anholt <eric@anholt.net> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/i915/i915_dma.c14
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h3
2 files changed, 11 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index b5d0809eecb1..0dee776b91fb 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -821,7 +821,7 @@ static int i915_set_status_page(struct drm_device *dev, void *data,
* some RAM for the framebuffer at early boot. This code figures out
* how much was set aside so we can use it for our own purposes.
*/
-int i915_probe_agp(struct pci_dev *pdev, unsigned long *aperture_size,
+int i915_probe_agp(struct drm_device *dev, unsigned long *aperture_size,
unsigned long *preallocated_size)
{
struct pci_dev *bridge_dev;
@@ -841,7 +841,7 @@ int i915_probe_agp(struct pci_dev *pdev, unsigned long *aperture_size,
*aperture_size = 1024 * 1024;
*preallocated_size = 1024 * 1024;
- switch (pdev->device) {
+ switch (dev->pdev->device) {
case PCI_DEVICE_ID_INTEL_82830_CGC:
case PCI_DEVICE_ID_INTEL_82845G_IG:
case PCI_DEVICE_ID_INTEL_82855GM_IG:
@@ -853,7 +853,7 @@ int i915_probe_agp(struct pci_dev *pdev, unsigned long *aperture_size,
break;
default:
/* 9xx supports large sizes, just look at the length */
- *aperture_size = pci_resource_len(pdev, 2);
+ *aperture_size = pci_resource_len(dev->pdev, 2);
break;
}
@@ -861,7 +861,11 @@ int i915_probe_agp(struct pci_dev *pdev, unsigned long *aperture_size,
* Some of the preallocated space is taken by the GTT
* and popup. GTT is 1K per MB of aperture size, and popup is 4K.
*/
- overhead = (*aperture_size / 1024) + 4096;
+ if (IS_G4X(dev))
+ overhead = 4096;
+ else
+ overhead = (*aperture_size / 1024) + 4096;
+
switch (tmp & INTEL_855_GMCH_GMS_MASK) {
case INTEL_855_GMCH_GMS_STOLEN_1M:
break; /* 1M already */
@@ -913,7 +917,7 @@ static int i915_load_modeset_init(struct drm_device *dev)
else
dev_priv->cursor_needs_physical = false;
- i915_probe_agp(dev->pdev, &agp_size, &prealloc_size);
+ i915_probe_agp(dev, &agp_size, &prealloc_size);
/* Basic memrange allocator for stolen space (aka vram) */
drm_mm_init(&dev_priv->vram, 0, prealloc_size);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 6f18ee68d06a..cc2660580553 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -746,7 +746,8 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
#define IS_G4X(dev) ((dev)->pci_device == 0x2E02 || \
(dev)->pci_device == 0x2E12 || \
- (dev)->pci_device == 0x2E22)
+ (dev)->pci_device == 0x2E22 || \
+ IS_GM45(dev))
#define IS_G33(dev) ((dev)->pci_device == 0x29C2 || \
(dev)->pci_device == 0x29B2 || \
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