forked from Qortal/Brooklyn
a94b3d14aa
Changes included (and more): 1. Dynamic RAM merge 2. Real-time page scan and allocation 3. Cache compression 4. Real-time IRQ checks 5. Dynamic I/O allocation for Java heap 6. Java page migration 7. Contiguous memory allocation 8. Idle pages tracking 9. Per CPU RAM usage tracking 10. ARM NEON scalar multiplication library 11. NEON/ARMv8 crypto extensions 12. NEON SHA, Blake, RIPEMD crypto extensions 13. Parallel NEON crypto engine for multi-algo based CPU stress reduction
101 lines
2.1 KiB
C
101 lines
2.1 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2016 MediaTek Inc.
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* Author: Daniel Hsiao <daniel.hsiao@mediatek.com>
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* Jungchang Tsao <jungchang.tsao@mediatek.com>
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* Tiffany Lin <tiffany.lin@mediatek.com>
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*/
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#include <linux/interrupt.h>
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include "venc_drv_base.h"
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#include "venc_drv_if.h"
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#include "mtk_vcodec_enc.h"
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#include "mtk_vcodec_enc_pm.h"
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int venc_if_init(struct mtk_vcodec_ctx *ctx, unsigned int fourcc)
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{
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int ret = 0;
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switch (fourcc) {
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case V4L2_PIX_FMT_VP8:
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ctx->enc_if = &venc_vp8_if;
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break;
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case V4L2_PIX_FMT_H264:
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ctx->enc_if = &venc_h264_if;
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break;
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default:
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return -EINVAL;
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}
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mtk_venc_lock(ctx);
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mtk_vcodec_enc_clock_on(&ctx->dev->pm);
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ret = ctx->enc_if->init(ctx);
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mtk_vcodec_enc_clock_off(&ctx->dev->pm);
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mtk_venc_unlock(ctx);
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return ret;
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}
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int venc_if_set_param(struct mtk_vcodec_ctx *ctx,
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enum venc_set_param_type type, struct venc_enc_param *in)
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{
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int ret = 0;
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mtk_venc_lock(ctx);
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mtk_vcodec_enc_clock_on(&ctx->dev->pm);
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ret = ctx->enc_if->set_param(ctx->drv_handle, type, in);
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mtk_vcodec_enc_clock_off(&ctx->dev->pm);
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mtk_venc_unlock(ctx);
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return ret;
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}
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int venc_if_encode(struct mtk_vcodec_ctx *ctx,
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enum venc_start_opt opt, struct venc_frm_buf *frm_buf,
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struct mtk_vcodec_mem *bs_buf,
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struct venc_done_result *result)
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{
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int ret = 0;
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unsigned long flags;
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mtk_venc_lock(ctx);
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spin_lock_irqsave(&ctx->dev->irqlock, flags);
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ctx->dev->curr_ctx = ctx;
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spin_unlock_irqrestore(&ctx->dev->irqlock, flags);
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mtk_vcodec_enc_clock_on(&ctx->dev->pm);
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ret = ctx->enc_if->encode(ctx->drv_handle, opt, frm_buf,
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bs_buf, result);
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mtk_vcodec_enc_clock_off(&ctx->dev->pm);
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spin_lock_irqsave(&ctx->dev->irqlock, flags);
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ctx->dev->curr_ctx = NULL;
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spin_unlock_irqrestore(&ctx->dev->irqlock, flags);
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mtk_venc_unlock(ctx);
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return ret;
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}
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int venc_if_deinit(struct mtk_vcodec_ctx *ctx)
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{
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int ret = 0;
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if (!ctx->drv_handle)
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return 0;
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mtk_venc_lock(ctx);
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mtk_vcodec_enc_clock_on(&ctx->dev->pm);
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ret = ctx->enc_if->deinit(ctx->drv_handle);
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mtk_vcodec_enc_clock_off(&ctx->dev->pm);
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mtk_venc_unlock(ctx);
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ctx->drv_handle = NULL;
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return ret;
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}
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