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authorEric Anholt <eric@anholt.net>2009-11-02 12:08:22 -0800
committerEric Anholt <eric@anholt.net>2010-02-26 13:23:18 -0800
commitf6e450a6417460db6a74241de8aaab5116cac140 (patch)
treef86f3f3faffe0ac9d6485b46c440ca7fc62bdd54
parent4e901fdc263d32d4cb4c59ec16ff0874129ec8c9 (diff)
downloadtalos-obmc-linux-f6e450a6417460db6a74241de8aaab5116cac140.tar.gz
talos-obmc-linux-f6e450a6417460db6a74241de8aaab5116cac140.zip
drm/i915: Fix sandybridge status page setup.
The register's moved to the same location as the one for the BCS, it seems. Signed-off-by: Eric Anholt <eric@anholt.net>
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c7
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c9
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h1
3 files changed, 15 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 742bd8f738ca..b57efca02901 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -136,6 +136,12 @@ const static struct intel_device_info intel_ironlake_m_info = {
.has_hotplug = 1,
};
+const static struct intel_device_info intel_sandybridge_d_info = {
+ .is_i965g = 1, .is_i9xx = 1, .need_gfx_hws = 1,
+ .has_pipe_cxsr = 1,
+ .has_hotplug = 1,
+};
+
const static struct pci_device_id pciidlist[] = {
INTEL_VGA_DEVICE(0x3577, &intel_i830_info),
INTEL_VGA_DEVICE(0x2562, &intel_845g_info),
@@ -167,6 +173,7 @@ const static struct pci_device_id pciidlist[] = {
INTEL_VGA_DEVICE(0xa011, &intel_pineview_info),
INTEL_VGA_DEVICE(0x0042, &intel_ironlake_d_info),
INTEL_VGA_DEVICE(0x0046, &intel_ironlake_m_info),
+ INTEL_VGA_DEVICE(0x0102, &intel_sandybridge_d_info),
{0, 0, 0}
};
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 715eaac62dbd..c73da4049c81 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -4581,8 +4581,13 @@ i915_gem_init_hws(struct drm_device *dev)
}
dev_priv->hws_obj = obj;
memset(dev_priv->hw_status_page, 0, PAGE_SIZE);
- I915_WRITE(HWS_PGA, dev_priv->status_gfx_addr);
- I915_READ(HWS_PGA); /* posting read */
+ if (IS_GEN6(dev)) {
+ I915_WRITE(HWS_PGA_GEN6, dev_priv->status_gfx_addr);
+ I915_READ(HWS_PGA_GEN6); /* posting read */
+ } else {
+ I915_WRITE(HWS_PGA, dev_priv->status_gfx_addr);
+ I915_READ(HWS_PGA); /* posting read */
+ }
DRM_DEBUG_DRIVER("hws offset: 0x%08x\n", dev_priv->status_gfx_addr);
return 0;
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 1232229450e7..2a312b674a72 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -269,6 +269,7 @@
#define INSTDONE1 0x0207c /* 965+ only */
#define ACTHD_I965 0x02074
#define HWS_PGA 0x02080
+#define HWS_PGA_GEN6 0x04080
#define HWS_ADDRESS_MASK 0xfffff000
#define HWS_START_ADDRESS_SHIFT 4
#define PWRCTXA 0x2088 /* 965GM+ only */
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