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1// SPDX-License-Identifier: GPL-2.02/*3 * Copyright (c) 2016 MediaTek Inc.4 * Author: Daniel Hsiao <daniel.hsiao@mediatek.com>5 * Jungchang Tsao <jungchang.tsao@mediatek.com>6 * Tiffany Lin <tiffany.lin@mediatek.com>7 */8 9#include <linux/interrupt.h>10#include <linux/kernel.h>11#include <linux/slab.h>12 13#include "venc_drv_base.h"14#include "venc_drv_if.h"15 16#include "mtk_vcodec_enc.h"17#include "mtk_vcodec_enc_pm.h"18 19int venc_if_init(struct mtk_vcodec_enc_ctx *ctx, unsigned int fourcc)20{21 int ret = 0;22 23 switch (fourcc) {24 case V4L2_PIX_FMT_VP8:25 ctx->enc_if = &venc_vp8_if;26 break;27 case V4L2_PIX_FMT_H264:28 ctx->enc_if = &venc_h264_if;29 break;30 default:31 return -EINVAL;32 }33 34 mtk_venc_lock(ctx);35 ret = ctx->enc_if->init(ctx);36 mtk_venc_unlock(ctx);37 38 return ret;39}40 41int venc_if_set_param(struct mtk_vcodec_enc_ctx *ctx,42 enum venc_set_param_type type, struct venc_enc_param *in)43{44 int ret = 0;45 46 mtk_venc_lock(ctx);47 ret = ctx->enc_if->set_param(ctx->drv_handle, type, in);48 mtk_venc_unlock(ctx);49 50 return ret;51}52 53int venc_if_encode(struct mtk_vcodec_enc_ctx *ctx,54 enum venc_start_opt opt, struct venc_frm_buf *frm_buf,55 struct mtk_vcodec_mem *bs_buf,56 struct venc_done_result *result)57{58 int ret = 0;59 unsigned long flags;60 61 mtk_venc_lock(ctx);62 63 spin_lock_irqsave(&ctx->dev->irqlock, flags);64 ctx->dev->curr_ctx = ctx;65 spin_unlock_irqrestore(&ctx->dev->irqlock, flags);66 67 ret = mtk_vcodec_enc_pw_on(&ctx->dev->pm);68 if (ret)69 goto venc_if_encode_pw_on_err;70 mtk_vcodec_enc_clock_on(&ctx->dev->pm);71 ret = ctx->enc_if->encode(ctx->drv_handle, opt, frm_buf,72 bs_buf, result);73 mtk_vcodec_enc_clock_off(&ctx->dev->pm);74 mtk_vcodec_enc_pw_off(&ctx->dev->pm);75 76 spin_lock_irqsave(&ctx->dev->irqlock, flags);77 ctx->dev->curr_ctx = NULL;78 spin_unlock_irqrestore(&ctx->dev->irqlock, flags);79 80venc_if_encode_pw_on_err:81 mtk_venc_unlock(ctx);82 return ret;83}84 85int venc_if_deinit(struct mtk_vcodec_enc_ctx *ctx)86{87 int ret = 0;88 89 if (!ctx->drv_handle)90 return 0;91 92 mtk_venc_lock(ctx);93 ret = ctx->enc_if->deinit(ctx->drv_handle);94 mtk_venc_unlock(ctx);95 96 ctx->drv_handle = NULL;97 98 return ret;99}100