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drm/i915: add IS_GEN7 macro to cover Ivy Bridge and later

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Note: IS_GEN* are for render related checks.  Display and other checks
should use IS_MOBILE, IS_$CHIPSET or test for specific features.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Reviewed-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
This commit is contained in:
Jesse Barnes 2011-04-06 12:11:14 -07:00 committed by Keith Packard
parent f796cf8f51
commit 85436696fe
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/i915/i915_drv.h
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@ -935,11 +935,18 @@ enum intel_chip_family {
#define IS_IRONLAKE_M(dev) ((dev)->pci_device == 0x0046)
#define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile)
/*
* The genX designation typically refers to the render engine, so render
* capability related checks should use IS_GEN, while display and other checks
* have their own (e.g. HAS_PCH_SPLIT for ILK+ display, IS_foo for particular
* chips, etc.).
*/
#define IS_GEN2(dev) (INTEL_INFO(dev)->gen == 2)
#define IS_GEN3(dev) (INTEL_INFO(dev)->gen == 3)
#define IS_GEN4(dev) (INTEL_INFO(dev)->gen == 4)
#define IS_GEN5(dev) (INTEL_INFO(dev)->gen == 5)
#define IS_GEN6(dev) (INTEL_INFO(dev)->gen == 6)
#define IS_GEN7(dev) (INTEL_INFO(dev)->gen == 7)
#define HAS_BSD(dev) (INTEL_INFO(dev)->has_bsd_ring)
#define HAS_BLT(dev) (INTEL_INFO(dev)->has_blt_ring)