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authorMatt DeVillier <matt.devillier@gmail.com>2020-03-27 14:13:07 -0500
committerNico Huber <nico.h@gmx.de>2020-03-28 23:12:31 +0000
commitddb4cf08f741dff9bdea708a34301efc0a6061eb (patch)
treeafced5d9f94980fa36649ba4780774d2a9b9b27c
parent1eea1dd7d78c0c043abb02986cae866cd5ff7ce1 (diff)
downloadcoreboot-ddb4cf08f741dff9bdea708a34301efc0a6061eb.tar.xz
soc/intel/skylake: Hook up GMA ACPI brightness controls
Add struct i915_gpu_controller_info for boards to supply info needed to generate ACPI backlight control SSDT. Hook into soc/common framework by implementing intel_igd_get_controller_info(). Change-Id: I70e280e54d78e69a335f9a382261193c593ce430 Signed-off-by: Matt DeVillier <matt.devillier@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/39883 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Nico Huber <nico.h@gmx.de>
-rw-r--r--src/soc/intel/skylake/chip.h4
-rw-r--r--src/soc/intel/skylake/graphics.c8
2 files changed, 12 insertions, 0 deletions
diff --git a/src/soc/intel/skylake/chip.h b/src/soc/intel/skylake/chip.h
index 178ab03a6b..1170b57704 100644
--- a/src/soc/intel/skylake/chip.h
+++ b/src/soc/intel/skylake/chip.h
@@ -19,6 +19,7 @@
#include <arch/acpi_device.h>
#include <device/i2c_simple.h>
#include <drivers/i2c/designware/dw_i2c.h>
+#include <drivers/intel/gma/i915.h>
#include <intelblocks/cfg.h>
#include <intelblocks/gspi.h>
#include <intelblocks/lpc_lib.h>
@@ -583,6 +584,9 @@ struct soc_intel_skylake_config {
/* Enable/Disable Sata test mode */
u8 SataTestMode;
+
+ /* i915 struct for GMA backlight control */
+ struct i915_gpu_controller_info gfx;
};
typedef struct soc_intel_skylake_config config_t;
diff --git a/src/soc/intel/skylake/graphics.c b/src/soc/intel/skylake/graphics.c
index daa6eaa117..5f2fddfd56 100644
--- a/src/soc/intel/skylake/graphics.c
+++ b/src/soc/intel/skylake/graphics.c
@@ -19,6 +19,7 @@
#include <device/pci.h>
#include <device/pci_ops.h>
#include <device/resource.h>
+#include <drivers/intel/gma/i915.h>
#include <drivers/intel/gma/i915_reg.h>
#include <drivers/intel/gma/libgfxinit.h>
#include <intelblocks/graphics.h>
@@ -185,3 +186,10 @@ uintptr_t graphics_soc_write_acpi_opregion(struct device *device,
printk(BIOS_DEBUG, "current = %lx\n", current);
return current;
}
+
+const struct i915_gpu_controller_info *
+intel_igd_get_controller_info(struct device *device)
+{
+ struct soc_intel_skylake_config *chip = device->chip_info;
+ return &chip->gfx;
+}