path: root/drivers/gpu/drm/imagination/pvr_fw.c

// SPDX-License-Identifier: GPL-2.0-only OR MIT
/* Copyright (c) 2023 Imagination Technologies Ltd. */

#include "pvr_ccb.h"
#include "pvr_device.h"
#include "pvr_device_info.h"
#include "pvr_fw.h"
#include "pvr_fw_info.h"
#include "pvr_fw_startstop.h"
#include "pvr_fw_trace.h"
#include "pvr_gem.h"
#include "pvr_power.h"
#include "pvr_rogue_fwif_dev_info.h"
#include "pvr_rogue_heap_config.h"
#include "pvr_vm.h"

#include <drm/drm_drv.h>
#include <drm/drm_managed.h>
#include <drm/drm_mm.h>
#include <drm/drm_print.h>
#include <linux/clk.h>
#include <linux/firmware.h>
#include <linux/math.h>
#include <linux/minmax.h>
#include <linux/sizes.h>

#define FW_MAX_SUPPORTED_MAJOR_VERSION 1

#define FW_BOOT_TIMEOUT_USEC 5000000

/* Config heap occupies top 192k of the firmware heap. */
#define PVR_ROGUE_FW_CONFIG_HEAP_GRANULARITY SZ_64K
#define PVR_ROGUE_FW_CONFIG_HEAP_SIZE (3 * PVR_ROGUE_FW_CONFIG_HEAP_GRANULARITY)

/* Main firmware allocations should come from the remainder of the heap. */
#define PVR_ROGUE_FW_MAIN_HEAP_BASE ROGUE_FW_HEAP_BASE

/* Offsets from start of configuration area of FW heap. */
#define PVR_ROGUE_FWIF_CONNECTION_CTL_OFFSET 0
#define PVR_ROGUE_