linux-imx

/*

 * Qualcomm ADSP/SLPI Peripheral Image Loader for MSM8974 and MSM8996

 *

 * Copyright (C) 2016 Linaro Ltd

 * Copyright (C) 2014 Sony Mobile Communications AB

 * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * version 2 as published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 */

​

#include <linux/clk.h>

#include <linux/firmware.h>

#include <linux/interrupt.h>

#include <linux/kernel.h>

#include <linux/module.h>

#include <linux/of_address.h>

#include <linux/of_device.h>

#include <linux/platform_device.h>

#include <linux/qcom_scm.h>

#include <linux/regulator/consumer.h>

#include <linux/remoteproc.h>

#include <linux/soc/qcom/mdt_loader.h>

#include <linux/soc/qcom/smem.h>

#include <linux/soc/qcom/smem_state.h>

​

#include "qcom_common.h"

#include "qcom_q6v5.h"

#include "remoteproc_internal.h"

​

struct adsp_data {

    int crash_reason_smem;

    const char *firmware_name;

    int pas_id;

    bool has_aggre2_clk;

​

    const char *ssr_name;

    const char *sysmon_name;

    int ssctl_id;

};

​

struct qcom_adsp {

    struct device *dev;

    struct rproc *rproc;

​

    struct qcom_q6v5 q6v5;

​

    struct clk *xo;

    struct clk *aggre2_clk;

​

    struct regulator *cx_supply;

    struct regulator *px_supply;

​

    int pas_id;

    int crash_reason_smem;

    bool has_aggre2_clk;

​

    struct completion start_done;

    struct completion stop_done;

​

    phys_addr_t mem_phys;

    phys_addr_t mem_reloc;

    void *mem_region;

    size_t mem_size;

​

    struct qcom_rproc_glink glink_subdev;

    struct qcom_rproc_subdev smd_subdev;

    struct qcom_rproc_ssr ssr_subdev;

    struct qcom_sysmon *sysmon;

};

​

static int adsp_load(struct rproc *rproc, const struct firmware *fw)

{

    struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;

​

    return qcom_mdt_load(adsp->dev, fw, rproc->firmware, adsp->pas_id,

                 adsp->mem_region, adsp->mem_phys, adsp->mem_size,

                 &adsp->mem_reloc);

​

}

​

static int adsp_start(struct rproc *rproc)

{

    struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;

    int ret;

​