[Intel-gfx] [PATCH 04/21] x86/gpu: add ADL_S stolen memory support

Aditya Swarup
2020-11-17T18:50:50Z

From: Caz Yokoyama <caz.yokoyama@intel.com>

ADL_S re-uses the same stolen memory registers as TGL and ICL.

This patch has a dependency on:
("drm/i915/adl_s: Add ADL-S platform info and PCI ids")

Bspec: 52055
Bspec: 49589
Bspec: 49636

Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Imre Deak <imre.deak@intel.com>
Cc: x86@kernel.org
Cc: Ingo Molnar <mingo@redhat.com>,
Cc: Thomas Gleixner <tglx@linutronix.de>,
Cc: Borislav Petkov <bp@suse.de>
Signed-off-by: Caz Yokoyama <caz.yokoyama@intel.com>
Signed-off-by: Aditya Swarup <aditya.swarup@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
---
arch/x86/kernel/early-quirks.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index a4b5af03dcc1..6edd1e2ee8af 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -551,6 +551,7 @@ static const struct pci_device_id intel_early_ids[] __initconst = {
INTEL_EHL_IDS(&gen11_early_ops),
INTEL_TGL_12_IDS(&gen11_early_ops),
INTEL_RKL_IDS(&gen11_early_ops),
+ INTEL_ADLS_IDS(&gen11_early_ops),
};

struct resource intel_graphics_stolen_res __ro_after_init = DEFINE_RES_MEM(0, 0);
--
2.27.0