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/* SPDX-License-Identifier: GPL-2.0-only */
#include <types.h>
#include <option.h>
#include <device/device.h>
#include <console/console.h>
#include "hybrid_graphics.h"
#include "chip.h"
#include "gmux.h"
void early_hybrid_graphics(bool *enable_igd, bool *enable_peg)
{
const struct device *dev;
enum hybrid_graphics_req mode = HYBRID_GRAPHICS_DEFAULT_GPU;
/* TODO: Use generic device instead of dummy PNP device */
dev = dev_find_slot_pnp(HYBRID_GRAPHICS_PORT, HYBRID_GRAPHICS_DEVICE);
if (!dev || !dev->chip_info) {
printk(BIOS_ERR, "Hybrid graphics: ERROR\n");
*enable_igd = true;
*enable_peg = false;
return;
}
get_option(&mode, "hybrid_graphics_mode");
if (mode == HYBRID_GRAPHICS_DISCRETE) {
printk(BIOS_DEBUG, "Hybrid graphics:"
" Disabling integrated GPU.\n");
*enable_igd = false;
*enable_peg = true;
} else if (mode == HYBRID_GRAPHICS_INTEGRATED) {
printk(BIOS_DEBUG, "Hybrid graphics:"
" Disabling discrete GPU.\n");
*enable_igd = true;
*enable_peg = false;
}
gmux_dgpu_power_enable(dev, *enable_peg);
}
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