drm/i915/cfl: Add Coffee Lake PCI IDs for S Skus.

Add PCI Ids for S Sku following the BSpec.

v2: Remove the unused INTEL_CFL_IDS.(Rodrigo)
v3: Add missing IDs(Rodrigo)

Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Anusha Srivatsa <anusha.srivatsa@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1496965267-21725-1-git-send-email-anusha.srivatsa@intel.com
diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index ba0443c..4dfc4d3 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -489,6 +489,7 @@ static const struct pci_device_id pciidlist[] = {
 	INTEL_KBL_GT2_IDS(&intel_kabylake_info),
 	INTEL_KBL_GT3_IDS(&intel_kabylake_gt3_info),
 	INTEL_KBL_GT4_IDS(&intel_kabylake_gt3_info),
+	INTEL_CFL_S_IDS(&intel_coffeelake_info),
 	INTEL_CNL_IDS(&intel_cannonlake_info),
 	{0, 0, 0}
 };