// SPDX-License-Identifier: GPL-2.0

#include "../decoder/mtk_vcodec_dec_drv.h"
#include "../encoder/mtk_vcodec_enc_drv.h"
#include "mtk_vcodec_fw_priv.h"

static int mtk_vcodec_scp_load_firmware(struct mtk_vcodec_fw *fw)
{
        return rproc_boot(scp_get_rproc(fw->scp));
}

static unsigned int mtk_vcodec_scp_get_vdec_capa(struct mtk_vcodec_fw *fw)
{
        return scp_get_vdec_hw_capa(fw->scp);
}

static unsigned int mtk_vcodec_scp_get_venc_capa(struct mtk_vcodec_fw *fw)
{
        return scp_get_venc_hw_capa(fw->scp);
}

static void *mtk_vcodec_vpu_scp_dm_addr(struct mtk_vcodec_fw *fw,
                                        u32 dtcm_dmem_addr)
{
        return scp_mapping_dm_addr(fw->scp, dtcm_dmem_addr);
}

static int mtk_vcodec_scp_set_ipi_register(struct mtk_vcodec_fw *fw, int id,
                                           mtk_vcodec_ipi_handler handler,
                                           const char *name, void *priv)
{
        return scp_ipi_register(fw->scp, id, handler, priv);
}

static int mtk_vcodec_scp_ipi_send(struct mtk_vcodec_fw *fw, int id, void *buf,
                                   unsigned int len, unsigned int wait)
{
        return scp_ipi_send(fw->scp, id, buf, len, wait);
}

static void mtk_vcodec_scp_release(struct mtk_vcodec_fw *fw)
{
        scp_put(fw->scp);
}

static const struct mtk_vcodec_fw_ops mtk_vcodec_rproc_msg = {
        .load_firmware = mtk_vcodec_scp_load_firmware,
        .get_vdec_capa = mtk_vcodec_scp_get_vdec_capa,
        .get_venc_capa = mtk_vcodec_scp_get_venc_capa,
        .map_dm_addr = mtk_vcodec_vpu_scp_dm_addr,
        .ipi_register = mtk_vcodec_scp_set_ipi_register,
        .ipi_send = mtk_vcodec_scp_ipi_send,
        .release = mtk_vcodec_scp_release,
};

struct mtk_vcodec_fw *mtk_vcodec_fw_scp_init(void *priv, enum mtk_vcodec_fw_use fw_use)
{
        struct mtk_vcodec_fw *fw;
        struct platform_device *plat_dev;
        struct mtk_scp *scp;

        if (fw_use == ENCODER) {
                struct mtk_vcodec_enc_dev *enc_dev = priv;

                plat_dev = enc_dev->plat_dev;
        } else if (fw_use == DECODER) {
                struct mtk_vcodec_dec_dev *dec_dev = priv;

                plat_dev = dec_dev->plat_dev;
        } else {
                pr_err("Invalid fw_use %d (use a reasonable fw id here)\n", fw_use);
                return ERR_PTR(-EINVAL);
        }

        scp = scp_get(plat_dev);
        if (!scp) {
                dev_err(&plat_dev->dev, "could not get vdec scp handle");
                return ERR_PTR(-EPROBE_DEFER);
        }

        fw = devm_kzalloc(&plat_dev->dev, sizeof(*fw), GFP_KERNEL);
        if (!fw) {
                scp_put(scp);
                return ERR_PTR(-ENOMEM);
        }

        fw->type = SCP;
        fw->ops = &mtk_vcodec_rproc_msg;
        fw->scp = scp;

        return fw;
}