From 7664ad8a2f9204cbf3b4c90ffda157e99a672496 Mon Sep 17 00:00:00 2001
From: Jeremy Soller <jackpot51@gmail.com>
Date: Fri, 8 Mar 2024 10:15:31 -0700
Subject: soc/intel/mtl: Hook up GMA ACPI brightness controls

Add function needed to generate ACPI backlight control SSDT, along with
Kconfig values for accessing the registers.

Change-Id: Ied08e5e9fe4913bd60474ed7dcf88b945172558d
Signed-off-by: Jeremy Soller <jeremy@sysetm76.com>
Signed-off-by: Tim Crawford <tcrawford@system76.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/82729
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
---
 src/soc/intel/meteorlake/chip.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/soc/intel/meteorlake/chip.h')

diff --git a/src/soc/intel/meteorlake/chip.h b/src/soc/intel/meteorlake/chip.h
index bf7bd36753..fa657733d8 100644
--- a/src/soc/intel/meteorlake/chip.h
+++ b/src/soc/intel/meteorlake/chip.h
@@ -4,6 +4,7 @@
 #define _SOC_CHIP_H_
 
 #include <drivers/i2c/designware/dw_i2c.h>
+#include <drivers/intel/gma/gma.h>
 #include <device/pci_ids.h>
 #include <gpio.h>
 #include <intelblocks/cfg.h>
@@ -528,6 +529,9 @@ struct soc_intel_meteorlake_config {
 	 * as per `enum slew_rate` data type.
 	 */
 	uint8_t slow_slew_rate_config[NUM_VR_DOMAINS];
+
+	/* i915 struct for GMA backlight control */
+	struct i915_gpu_controller_info gfx;
 };
 
 typedef struct soc_intel_meteorlake_config config_t;
-- 
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