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drm/i915: set IBX pch type explicitly

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This is a little less confusing than relying on the implicit zeroing of
the dev_priv.

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 2011-04-28 14:48:02 -07:00 committed by Keith Packard
parent c76b615c43
commit 90711d50d0
1 changed files with 5 additions and 1 deletions
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6
drivers/gpu/drm/i915/i915_drv.c
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@ -255,6 +255,7 @@ MODULE_DEVICE_TABLE(pci, pciidlist);
#endif
#define INTEL_PCH_DEVICE_ID_MASK 0xff00
#define INTEL_PCH_IBX_DEVICE_ID_TYPE 0x3b00
#define INTEL_PCH_CPT_DEVICE_ID_TYPE 0x1c00
#define INTEL_PCH_PPT_DEVICE_ID_TYPE 0x1e00
@ -275,7 +276,10 @@ void intel_detect_pch (struct drm_device *dev)
int id;
id = pch->device & INTEL_PCH_DEVICE_ID_MASK;
if (id == INTEL_PCH_CPT_DEVICE_ID_TYPE) {
if (id == INTEL_PCH_IBX_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_IBX;
DRM_DEBUG_KMS("Found Ibex Peak PCH\n");
} else if (id == INTEL_PCH_CPT_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_CPT;
DRM_DEBUG_KMS("Found CougarPoint PCH\n");
} else if (id == INTEL_PCH_PPT_DEVICE_ID_TYPE) {