drm/i915: Fix check with IS_GEN6

IS_GEN6 missed to include SandyBridge mobile chip, which failed in
i915_probe_agp() for memory config detection. Fix it with a device
info flag.

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>

2 files changed, 4 insertions, 4 deletions

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 1b2e95455c05..4b26919abdb2 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -139,12 +139,12 @@ const static struct intel_device_info intel_ironlake_m_info = {
 
 const static struct intel_device_info intel_sandybridge_d_info = {
         .is_i965g = 1, .is_i9xx = 1, .need_gfx_hws = 1,
-        .has_hotplug = 1,
+        .has_hotplug = 1, .is_gen6 = 1,
 };
 
 const static struct intel_device_info intel_sandybridge_m_info = {
         .is_i965g = 1, .is_mobile = 1, .is_i9xx = 1, .need_gfx_hws = 1,
-        .has_hotplug = 1,
+        .has_hotplug = 1, .is_gen6 = 1,
 };
 
 const static struct pci_device_id pciidlist[] = {
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 979439cfb827..aba8260fbc5e 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -205,6 +205,7 @@ struct intel_device_info {
         u8 is_g4x : 1;
         u8 is_pineview : 1;
         u8 is_ironlake : 1;
+        u8 is_gen6 : 1;
         u8 has_fbc : 1;
         u8 has_rc6 : 1;
         u8 has_pipe_cxsr : 1;
@@ -1084,6 +1085,7 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 #define IS_IRONLAKE_M(dev)      ((dev)->pci_device == 0x0046)
 #define IS_IRONLAKE(dev)        (INTEL_INFO(dev)->is_ironlake)
 #define IS_I9XX(dev)            (INTEL_INFO(dev)->is_i9xx)
+#define IS_GEN6(dev)            (INTEL_INFO(dev)->is_gen6)
 #define IS_MOBILE(dev)          (INTEL_INFO(dev)->is_mobile)
 
 #define IS_GEN3(dev)    (IS_I915G(dev) ||                       \
@@ -1107,8 +1109,6 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 
 #define I915_NEED_GFX_HWS(dev)  (INTEL_INFO(dev)->need_gfx_hws)
 
-#define IS_GEN6(dev)    ((dev)->pci_device == 0x0102)
-
 /* With the 945 and later, Y tiling got adjusted so that it was 32 128-byte
  * rows, which changed the alignment requirements and fence programming.
  */