From f6e450a6417460db6a74241de8aaab5116cac140 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Mon, 2 Nov 2009 12:08:22 -0800 Subject: [PATCH] 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 --- drivers/gpu/drm/i915/i915_drv.c | 7 +++++++ drivers/gpu/drm/i915/i915_gem.c | 9 +++++++-- drivers/gpu/drm/i915/i915_reg.h | 1 + 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 742bd8f..b57efca 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 715eaac..c73da40 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 1232229..2a312b6 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 */ -- 2.7.4