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drm/i915: Fix sandybridge status page setup.

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The register's moved to the same location as the one for the BCS, it seems.

Signed-off-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Eric Anholt 2009-11-02 12:08:22 -08:00
parent 4e901fdc26
commit f6e450a641
3 changed files with 15 additions and 2 deletions
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7
drivers/gpu/drm/i915/i915_drv.c
View File

@ -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}
};

9
drivers/gpu/drm/i915/i915_gem.c
View File

@ -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;

1
drivers/gpu/drm/i915/i915_reg.h
View File

@ -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 */