mirror of https://gitee.com/openkylin/linux.git
[media] vcodec: mediatek: Add Mediatek VP8 Video Encoder Driver
Add vp8 encoder driver for MT8173 Signed-off-by: PoChun Lin <pochun.lin@mediatek.com> Signed-off-by: Tiffany Lin <tiffany.lin@mediatek.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Tiffany Lin
Mauro Carvalho Chehab
parent
4e855a6efa
commit
27a274db6b
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@ -1,12 +1,16 @@
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obj-$(CONFIG_VIDEO_MEDIATEK_VCODEC) += mtk-vcodec-enc.o mtk-vcodec-common.o
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mtk-vcodec-enc-y := mtk_vcodec_enc.o \
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mtk-vcodec-enc-y := venc/venc_vp8_if.o \
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venc/venc_h264_if.o \
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mtk_vcodec_enc.o \
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mtk_vcodec_enc_drv.o \
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mtk_vcodec_enc_pm.o \
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venc_drv_if.o \
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venc_vpu_if.o \
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mtk-vcodec-common-y := mtk_vcodec_intr.o \
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mtk_vcodec_util.o\
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@ -0,0 +1,481 @@
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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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* PoChun Lin <pochun.lin@mediatek.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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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 "../mtk_vcodec_drv.h"
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#include "../mtk_vcodec_util.h"
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#include "../mtk_vcodec_intr.h"
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#include "../mtk_vcodec_enc.h"
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#include "../mtk_vcodec_enc_pm.h"
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#include "../venc_drv_base.h"
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#include "../venc_ipi_msg.h"
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#include "../venc_vpu_if.h"
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#include "mtk_vpu.h"
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#define VENC_BITSTREAM_FRAME_SIZE 0x0098
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#define VENC_BITSTREAM_HEADER_LEN 0x00e8
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/* This ac_tag is vp8 frame tag. */
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#define MAX_AC_TAG_SIZE 10
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/**
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* enum venc_vp8_vpu_work_buf - vp8 encoder buffer index
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*/
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enum venc_vp8_vpu_work_buf {
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VENC_VP8_VPU_WORK_BUF_LUMA,
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VENC_VP8_VPU_WORK_BUF_LUMA2,
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VENC_VP8_VPU_WORK_BUF_LUMA3,
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VENC_VP8_VPU_WORK_BUF_CHROMA,
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VENC_VP8_VPU_WORK_BUF_CHROMA2,
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VENC_VP8_VPU_WORK_BUF_CHROMA3,
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VENC_VP8_VPU_WORK_BUF_MV_INFO,
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VENC_VP8_VPU_WORK_BUF_BS_HEADER,
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VENC_VP8_VPU_WORK_BUF_PROB_BUF,
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VENC_VP8_VPU_WORK_BUF_RC_INFO,
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VENC_VP8_VPU_WORK_BUF_RC_CODE,
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VENC_VP8_VPU_WORK_BUF_RC_CODE2,
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VENC_VP8_VPU_WORK_BUF_RC_CODE3,
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VENC_VP8_VPU_WORK_BUF_MAX,
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};
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/*
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* struct venc_vp8_vpu_config - Structure for vp8 encoder configuration
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* @input_fourcc: input fourcc
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* @bitrate: target bitrate (in bps)
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* @pic_w: picture width. Picture size is visible stream resolution, in pixels,
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* to be used for display purposes; must be smaller or equal to buffer
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* size.
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* @pic_h: picture height
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* @buf_w: buffer width (with 16 alignment). Buffer size is stream resolution
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* in pixels aligned to hardware requirements.
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* @buf_h: buffer height (with 16 alignment)
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* @gop_size: group of picture size (key frame)
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* @framerate: frame rate in fps
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* @ts_mode: temporal scalability mode (0: disable, 1: enable)
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* support three temporal layers - 0: 7.5fps 1: 7.5fps 2: 15fps.
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*/
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struct venc_vp8_vpu_config {
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u32 input_fourcc;
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u32 bitrate;
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u32 pic_w;
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u32 pic_h;
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u32 buf_w;
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u32 buf_h;
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u32 gop_size;
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u32 framerate;
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u32 ts_mode;
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};
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/*
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* struct venc_vp8_vpu_buf -Structure for buffer information
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* @align: buffer alignment (in bytes)
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* @iova: IO virtual address
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* @vpua: VPU side memory addr which is used by RC_CODE
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* @size: buffer size (in bytes)
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*/
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struct venc_vp8_vpu_buf {
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u32 align;
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u32 iova;
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u32 vpua;
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u32 size;
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};
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/*
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* struct venc_vp8_vsi - Structure for VPU driver control and info share
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* This structure is allocated in VPU side and shared to AP side.
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* @config: vp8 encoder configuration
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* @work_bufs: working buffer information in VPU side
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* The work_bufs here is for storing the 'size' info shared to AP side.
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* The similar item in struct venc_vp8_inst is for memory allocation
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* in AP side. The AP driver will copy the 'size' from here to the one in
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* struct mtk_vcodec_mem, then invoke mtk_vcodec_mem_alloc to allocate
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* the buffer. After that, bypass the 'dma_addr' to the 'iova' field here for
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* register setting in VPU side.
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*/
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struct venc_vp8_vsi {
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struct venc_vp8_vpu_config config;
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struct venc_vp8_vpu_buf work_bufs[VENC_VP8_VPU_WORK_BUF_MAX];
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};
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/*
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* struct venc_vp8_inst - vp8 encoder AP driver instance
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* @hw_base: vp8 encoder hardware register base
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* @work_bufs: working buffer
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* @work_buf_allocated: working buffer allocated flag
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* @frm_cnt: encoded frame count, it's used for I-frame judgement and
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* reset when force intra cmd received.
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* @ts_mode: temporal scalability mode (0: disable, 1: enable)
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* support three temporal layers - 0: 7.5fps 1: 7.5fps 2: 15fps.
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* @vpu_inst: VPU instance to exchange information between AP and VPU
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* @vsi: driver structure allocated by VPU side and shared to AP side for
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* control and info share
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* @ctx: context for v4l2 layer integration
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*/
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struct venc_vp8_inst {
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void __iomem *hw_base;
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struct mtk_vcodec_mem work_bufs[VENC_VP8_VPU_WORK_BUF_MAX];
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bool work_buf_allocated;
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unsigned int frm_cnt;
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unsigned int ts_mode;
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struct venc_vpu_inst vpu_inst;
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struct venc_vp8_vsi *vsi;
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struct mtk_vcodec_ctx *ctx;
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};
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static inline void vp8_enc_write_reg(struct venc_vp8_inst *inst, u32 addr,
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u32 val)
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{
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writel(val, inst->hw_base + addr);
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}
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static inline u32 vp8_enc_read_reg(struct venc_vp8_inst *inst, u32 addr)
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{
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return readl(inst->hw_base + addr);
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}
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static void vp8_enc_free_work_buf(struct venc_vp8_inst *inst)
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{
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int i;
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mtk_vcodec_debug_enter(inst);
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/* Buffers need to be freed by AP. */
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for (i = 0; i < VENC_VP8_VPU_WORK_BUF_MAX; i++) {
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if ((inst->work_bufs[i].size == 0))
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continue;
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mtk_vcodec_mem_free(inst->ctx, &inst->work_bufs[i]);
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}
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mtk_vcodec_debug_leave(inst);
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}
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static int vp8_enc_alloc_work_buf(struct venc_vp8_inst *inst)
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{
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int i;
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int ret = 0;
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struct venc_vp8_vpu_buf *wb = inst->vsi->work_bufs;
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mtk_vcodec_debug_enter(inst);
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for (i = 0; i < VENC_VP8_VPU_WORK_BUF_MAX; i++) {
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if ((wb[i].size == 0))
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continue;
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/*
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* This 'wb' structure is set by VPU side and shared to AP for
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* buffer allocation and IO virtual addr mapping. For most of
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* the buffers, AP will allocate the buffer according to 'size'
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* field and store the IO virtual addr in 'iova' field. For the
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* RC_CODEx buffers, they are pre-allocated in the VPU side
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* because they are inside VPU SRAM, and save the VPU addr in
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* the 'vpua' field. The AP will translate the VPU addr to the
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* corresponding IO virtual addr and store in 'iova' field.
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*/
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inst->work_bufs[i].size = wb[i].size;
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ret = mtk_vcodec_mem_alloc(inst->ctx, &inst->work_bufs[i]);
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if (ret) {
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mtk_vcodec_err(inst,
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"cannot alloc work_bufs[%d]", i);
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goto err_alloc;
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}
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/*
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* This RC_CODEx is pre-allocated by VPU and saved in VPU addr.
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* So we need use memcpy to copy RC_CODEx from VPU addr into IO
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* virtual addr in 'iova' field for reg setting in VPU side.
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*/
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if (i == VENC_VP8_VPU_WORK_BUF_RC_CODE ||
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i == VENC_VP8_VPU_WORK_BUF_RC_CODE2 ||
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i == VENC_VP8_VPU_WORK_BUF_RC_CODE3) {
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void *tmp_va;
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tmp_va = vpu_mapping_dm_addr(inst->vpu_inst.dev,
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wb[i].vpua);
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memcpy(inst->work_bufs[i].va, tmp_va, wb[i].size);
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}
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wb[i].iova = inst->work_bufs[i].dma_addr;
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mtk_vcodec_debug(inst,
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"work_bufs[%d] va=0x%p,iova=0x%p,size=%zu",
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i, inst->work_bufs[i].va,
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(void *)inst->work_bufs[i].dma_addr,
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inst->work_bufs[i].size);
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}
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mtk_vcodec_debug_leave(inst);
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return ret;
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err_alloc:
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vp8_enc_free_work_buf(inst);
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return ret;
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}
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static unsigned int vp8_enc_wait_venc_done(struct venc_vp8_inst *inst)
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{
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unsigned int irq_status = 0;
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struct mtk_vcodec_ctx *ctx = (struct mtk_vcodec_ctx *)inst->ctx;
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if (!mtk_vcodec_wait_for_done_ctx(ctx, MTK_INST_IRQ_RECEIVED,
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WAIT_INTR_TIMEOUT_MS)) {
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irq_status = ctx->irq_status;
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mtk_vcodec_debug(inst, "isr return %x", irq_status);
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}
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return irq_status;
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}
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/*
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* Compose ac_tag, bitstream header and bitstream payload into
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* one bitstream buffer.
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*/
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static int vp8_enc_compose_one_frame(struct venc_vp8_inst *inst,
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struct mtk_vcodec_mem *bs_buf,
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unsigned int *bs_size)
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{
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unsigned int not_key;
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u32 bs_frm_size;
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u32 bs_hdr_len;
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unsigned int ac_tag_size;
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u8 ac_tag[MAX_AC_TAG_SIZE];
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bs_frm_size = vp8_enc_read_reg(inst, VENC_BITSTREAM_FRAME_SIZE);
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bs_hdr_len = vp8_enc_read_reg(inst, VENC_BITSTREAM_HEADER_LEN);
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/* if a frame is key frame, not_key is 0 */
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not_key = !inst->vpu_inst.is_key_frm;
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*(u32 *)ac_tag = __cpu_to_le32((bs_hdr_len << 5) | 0x10 | not_key);
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/* key frame */
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if (not_key == 0) {
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ac_tag_size = MAX_AC_TAG_SIZE;
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ac_tag[3] = 0x9d;
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ac_tag[4] = 0x01;
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ac_tag[5] = 0x2a;
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ac_tag[6] = inst->vsi->config.pic_w;
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ac_tag[7] = inst->vsi->config.pic_w >> 8;
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ac_tag[8] = inst->vsi->config.pic_h;
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ac_tag[9] = inst->vsi->config.pic_h >> 8;
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} else {
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ac_tag_size = 3;
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}
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if (bs_buf->size < bs_hdr_len + bs_frm_size + ac_tag_size) {
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mtk_vcodec_err(inst, "bitstream buf size is too small(%zu)",
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bs_buf->size);
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return -EINVAL;
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}
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/*
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* (1) The vp8 bitstream header and body are generated by the HW vp8
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* encoder separately at the same time. We cannot know the bitstream
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* header length in advance.
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* (2) From the vp8 spec, there is no stuffing byte allowed between the
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* ac tag, bitstream header and bitstream body.
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*/
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memmove(bs_buf->va + bs_hdr_len + ac_tag_size,
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bs_buf->va, bs_frm_size);
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memcpy(bs_buf->va + ac_tag_size,
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inst->work_bufs[VENC_VP8_VPU_WORK_BUF_BS_HEADER].va,
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bs_hdr_len);
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memcpy(bs_buf->va, ac_tag, ac_tag_size);
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*bs_size = bs_frm_size + bs_hdr_len + ac_tag_size;
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return 0;
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}
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static int vp8_enc_encode_frame(struct venc_vp8_inst *inst,
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struct venc_frm_buf *frm_buf,
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struct mtk_vcodec_mem *bs_buf,
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unsigned int *bs_size)
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{
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int ret = 0;
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unsigned int irq_status;
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mtk_vcodec_debug(inst, "->frm_cnt=%d", inst->frm_cnt);
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ret = vpu_enc_encode(&inst->vpu_inst, 0, frm_buf, bs_buf, bs_size);
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if (ret)
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return ret;
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irq_status = vp8_enc_wait_venc_done(inst);
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if (irq_status != MTK_VENC_IRQ_STATUS_FRM) {
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mtk_vcodec_err(inst, "irq_status=%d failed", irq_status);
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return -EIO;
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}
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if (vp8_enc_compose_one_frame(inst, bs_buf, bs_size)) {
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mtk_vcodec_err(inst, "vp8_enc_compose_one_frame failed");
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return -EINVAL;
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}
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inst->frm_cnt++;
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mtk_vcodec_debug(inst, "<-size=%d key_frm=%d", *bs_size,
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inst->vpu_inst.is_key_frm);
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return ret;
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}
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static int vp8_enc_init(struct mtk_vcodec_ctx *ctx, unsigned long *handle)
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{
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int ret = 0;
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struct venc_vp8_inst *inst;
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inst = kzalloc(sizeof(*inst), GFP_KERNEL);
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if (!inst)
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return -ENOMEM;
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inst->ctx = ctx;
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inst->vpu_inst.ctx = ctx;
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inst->vpu_inst.dev = ctx->dev->vpu_plat_dev;
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inst->vpu_inst.id = IPI_VENC_VP8;
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inst->hw_base = mtk_vcodec_get_reg_addr(inst->ctx, VENC_LT_SYS);
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mtk_vcodec_debug_enter(inst);
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ret = vpu_enc_init(&inst->vpu_inst);
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inst->vsi = (struct venc_vp8_vsi *)inst->vpu_inst.vsi;
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mtk_vcodec_debug_leave(inst);
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if (ret)
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kfree(inst);
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else
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(*handle) = (unsigned long)inst;
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return ret;
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}
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static int vp8_enc_encode(unsigned long handle,
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enum venc_start_opt opt,
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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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struct venc_vp8_inst *inst = (struct venc_vp8_inst *)handle;
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struct mtk_vcodec_ctx *ctx = inst->ctx;
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mtk_vcodec_debug_enter(inst);
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enable_irq(ctx->dev->enc_lt_irq);
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switch (opt) {
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case VENC_START_OPT_ENCODE_FRAME:
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ret = vp8_enc_encode_frame(inst, frm_buf, bs_buf,
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&result->bs_size);
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if (ret)
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goto encode_err;
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result->is_key_frm = inst->vpu_inst.is_key_frm;
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break;
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default:
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mtk_vcodec_err(inst, "opt not support:%d", opt);
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ret = -EINVAL;
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break;
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}
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encode_err:
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disable_irq(ctx->dev->enc_lt_irq);
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mtk_vcodec_debug_leave(inst);
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return ret;
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}
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static int vp8_enc_set_param(unsigned long handle,
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enum venc_set_param_type type,
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struct venc_enc_param *enc_prm)
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{
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int ret = 0;
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struct venc_vp8_inst *inst = (struct venc_vp8_inst *)handle;
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mtk_vcodec_debug(inst, "->type=%d", type);
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switch (type) {
|
||||
case VENC_SET_PARAM_ENC:
|
||||
inst->vsi->config.input_fourcc = enc_prm->input_yuv_fmt;
|
||||
inst->vsi->config.bitrate = enc_prm->bitrate;
|
||||
inst->vsi->config.pic_w = enc_prm->width;
|
||||
inst->vsi->config.pic_h = enc_prm->height;
|
||||
inst->vsi->config.buf_w = enc_prm->buf_width;
|
||||
inst->vsi->config.buf_h = enc_prm->buf_height;
|
||||
inst->vsi->config.gop_size = enc_prm->gop_size;
|
||||
inst->vsi->config.framerate = enc_prm->frm_rate;
|
||||
inst->vsi->config.ts_mode = inst->ts_mode;
|
||||
ret = vpu_enc_set_param(&inst->vpu_inst, type, enc_prm);
|
||||
if (ret)
|
||||
break;
|
||||
if (inst->work_buf_allocated) {
|
||||
vp8_enc_free_work_buf(inst);
|
||||
inst->work_buf_allocated = false;
|
||||
}
|
||||
ret = vp8_enc_alloc_work_buf(inst);
|
||||
if (ret)
|
||||
break;
|
||||
inst->work_buf_allocated = true;
|
||||
break;
|
||||
|
||||
/*
|
||||
* VENC_SET_PARAM_TS_MODE must be called before VENC_SET_PARAM_ENC
|
||||
*/
|
||||
case VENC_SET_PARAM_TS_MODE:
|
||||
inst->ts_mode = 1;
|
||||
mtk_vcodec_debug(inst, "set ts_mode");
|
||||
break;
|
||||
|
||||
default:
|
||||
ret = vpu_enc_set_param(&inst->vpu_inst, type, enc_prm);
|
||||
break;
|
||||
}
|
||||
|
||||
mtk_vcodec_debug_leave(inst);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int vp8_enc_deinit(unsigned long handle)
|
||||
{
|
||||
int ret = 0;
|
||||
struct venc_vp8_inst *inst = (struct venc_vp8_inst *)handle;
|
||||
|
||||
mtk_vcodec_debug_enter(inst);
|
||||
|
||||
ret = vpu_enc_deinit(&inst->vpu_inst);
|
||||
|
||||
if (inst->work_buf_allocated)
|
||||
vp8_enc_free_work_buf(inst);
|
||||
|
||||
mtk_vcodec_debug_leave(inst);
|
||||
kfree(inst);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static struct venc_common_if venc_vp8_if = {
|
||||
vp8_enc_init,
|
||||
vp8_enc_encode,
|
||||
vp8_enc_set_param,
|
||||
vp8_enc_deinit,
|
||||
};
|
||||
|
||||
struct venc_common_if *get_vp8_enc_comm_if(void);
|
||||
|
||||
struct venc_common_if *get_vp8_enc_comm_if(void)
|
||||
{
|
||||
return &venc_vp8_if;
|
||||
}
|
||||
|
|
@ -19,12 +19,15 @@
|
|||
#include <linux/kernel.h>
|
||||
#include <linux/slab.h>
|
||||
|
||||
#include "venc_drv_base.h"
|
||||
#include "venc_drv_if.h"
|
||||
|
||||
#include "mtk_vcodec_enc.h"
|
||||
#include "mtk_vcodec_enc_pm.h"
|
||||
#include "mtk_vpu.h"
|
||||
|
||||
#include "venc_drv_base.h"
|
||||
|
||||
struct venc_common_if *get_vp8_enc_comm_if(void);
|
||||
|
||||
int venc_if_init(struct mtk_vcodec_ctx *ctx, unsigned int fourcc)
|
||||
{
|
||||
|
|
@ -32,6 +35,8 @@ int venc_if_init(struct mtk_vcodec_ctx *ctx, unsigned int fourcc)
|
|||
|
||||
switch (fourcc) {
|
||||
case V4L2_PIX_FMT_VP8:
|
||||
ctx->enc_if = get_vp8_enc_comm_if();
|
||||
break;
|
||||
case V4L2_PIX_FMT_H264:
|
||||
default:
|
||||
return -EINVAL;
|
||||
|
|
|
|||
|
|
@ -0,0 +1,237 @@
|
|||
/*
|
||||
* Copyright (c) 2016 MediaTek Inc.
|
||||
* Author: PoChun Lin <pochun.lin@mediatek.com>
|
||||
*
|
||||
* 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 "mtk_vpu.h"
|
||||
#include "venc_ipi_msg.h"
|
||||
#include "venc_vpu_if.h"
|
||||
|
||||
static void handle_enc_init_msg(struct venc_vpu_inst *vpu, void *data)
|
||||
{
|
||||
struct venc_vpu_ipi_msg_init *msg = data;
|
||||
|
||||
vpu->inst_addr = msg->vpu_inst_addr;
|
||||
vpu->vsi = vpu_mapping_dm_addr(vpu->dev, msg->vpu_inst_addr);
|
||||
}
|
||||
|
||||
static void handle_enc_encode_msg(struct venc_vpu_inst *vpu, void *data)
|
||||
{
|
||||
struct venc_vpu_ipi_msg_enc *msg = data;
|
||||
|
||||
vpu->state = msg->state;
|
||||
vpu->bs_size = msg->bs_size;
|
||||
vpu->is_key_frm = msg->is_key_frm;
|
||||
}
|
||||
|
||||
static void vpu_enc_ipi_handler(void *data, unsigned int len, void *priv)
|
||||
{
|
||||
struct venc_vpu_ipi_msg_common *msg = data;
|
||||
struct venc_vpu_inst *vpu = (struct venc_vpu_inst *)msg->venc_inst;
|
||||
|
||||
mtk_vcodec_debug(vpu, "msg_id %x inst %p status %d",
|
||||
msg->msg_id, vpu, msg->status);
|
||||
|
||||
switch (msg->msg_id) {
|
||||
case VPU_IPIMSG_ENC_INIT_DONE:
|
||||
handle_enc_init_msg(vpu, data);
|
||||
break;
|
||||
case VPU_IPIMSG_ENC_SET_PARAM_DONE:
|
||||
break;
|
||||
case VPU_IPIMSG_ENC_ENCODE_DONE:
|
||||
handle_enc_encode_msg(vpu, data);
|
||||
break;
|
||||
case VPU_IPIMSG_ENC_DEINIT_DONE:
|
||||
break;
|
||||
default:
|
||||
mtk_vcodec_err(vpu, "unknown msg id %x", msg->msg_id);
|
||||
break;
|
||||
}
|
||||
|
||||
vpu->signaled = 1;
|
||||
vpu->failure = (msg->status != VENC_IPI_MSG_STATUS_OK);
|
||||
|
||||
mtk_vcodec_debug_leave(vpu);
|
||||
}
|
||||
|
||||
static int vpu_enc_send_msg(struct venc_vpu_inst *vpu, void *msg,
|
||||
int len)
|
||||
{
|
||||
int status;
|
||||
|
||||
mtk_vcodec_debug_enter(vpu);
|
||||
|
||||
if (!vpu->dev) {
|
||||
mtk_vcodec_err(vpu, "inst dev is NULL");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
status = vpu_ipi_send(vpu->dev, vpu->id, msg, len);
|
||||
if (status) {
|
||||
uint32_t msg_id = *(uint32_t *)msg;
|
||||
|
||||
mtk_vcodec_err(vpu, "vpu_ipi_send msg_id %x len %d fail %d",
|
||||
msg_id, len, status);
|
||||
return -EINVAL;
|
||||
}
|
||||
if (vpu->failure)
|
||||
return -EINVAL;
|
||||
|
||||
mtk_vcodec_debug_leave(vpu);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int vpu_enc_init(struct venc_vpu_inst *vpu)
|
||||
{
|
||||
int status;
|
||||
struct venc_ap_ipi_msg_init out;
|
||||
|
||||
mtk_vcodec_debug_enter(vpu);
|
||||
|
||||
init_waitqueue_head(&vpu->wq_hd);
|
||||
vpu->signaled = 0;
|
||||
vpu->failure = 0;
|
||||
|
||||
status = vpu_ipi_register(vpu->dev, vpu->id, vpu_enc_ipi_handler,
|
||||
NULL, NULL);
|
||||
if (status) {
|
||||
mtk_vcodec_err(vpu, "vpu_ipi_register fail %d", status);
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
memset(&out, 0, sizeof(out));
|
||||
out.msg_id = AP_IPIMSG_ENC_INIT;
|
||||
out.venc_inst = (unsigned long)vpu;
|
||||
if (vpu_enc_send_msg(vpu, &out, sizeof(out))) {
|
||||
mtk_vcodec_err(vpu, "AP_IPIMSG_ENC_INIT fail");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
mtk_vcodec_debug_leave(vpu);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int vpu_enc_set_param(struct venc_vpu_inst *vpu,
|
||||
enum venc_set_param_type id,
|
||||
struct venc_enc_param *enc_param)
|
||||
{
|
||||
struct venc_ap_ipi_msg_set_param out;
|
||||
|
||||
mtk_vcodec_debug(vpu, "id %d ->", id);
|
||||
|
||||
memset(&out, 0, sizeof(out));
|
||||
out.msg_id = AP_IPIMSG_ENC_SET_PARAM;
|
||||
out.vpu_inst_addr = vpu->inst_addr;
|
||||
out.param_id = id;
|
||||
switch (id) {
|
||||
case VENC_SET_PARAM_ENC:
|
||||
out.data_item = 0;
|
||||
break;
|
||||
case VENC_SET_PARAM_FORCE_INTRA:
|
||||
out.data_item = 0;
|
||||
break;
|
||||
case VENC_SET_PARAM_ADJUST_BITRATE:
|
||||
out.data_item = 1;
|
||||
out.data[0] = enc_param->bitrate;
|
||||
break;
|
||||
case VENC_SET_PARAM_ADJUST_FRAMERATE:
|
||||
out.data_item = 1;
|
||||
out.data[0] = enc_param->frm_rate;
|
||||
break;
|
||||
case VENC_SET_PARAM_GOP_SIZE:
|
||||
out.data_item = 1;
|
||||
out.data[0] = enc_param->gop_size;
|
||||
break;
|
||||
case VENC_SET_PARAM_INTRA_PERIOD:
|
||||
out.data_item = 1;
|
||||
out.data[0] = enc_param->intra_period;
|
||||
break;
|
||||
case VENC_SET_PARAM_SKIP_FRAME:
|
||||
out.data_item = 0;
|
||||
break;
|
||||
default:
|
||||
mtk_vcodec_err(vpu, "id %d not supported", id);
|
||||
return -EINVAL;
|
||||
}
|
||||
if (vpu_enc_send_msg(vpu, &out, sizeof(out))) {
|
||||
mtk_vcodec_err(vpu,
|
||||
"AP_IPIMSG_ENC_SET_PARAM %d fail", id);
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
mtk_vcodec_debug(vpu, "id %d <-", id);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int vpu_enc_encode(struct venc_vpu_inst *vpu, unsigned int bs_mode,
|
||||
struct venc_frm_buf *frm_buf,
|
||||
struct mtk_vcodec_mem *bs_buf,
|
||||
unsigned int *bs_size)
|
||||
{
|
||||
struct venc_ap_ipi_msg_enc out;
|
||||
|
||||
mtk_vcodec_debug(vpu, "bs_mode %d ->", bs_mode);
|
||||
|
||||
memset(&out, 0, sizeof(out));
|
||||
out.msg_id = AP_IPIMSG_ENC_ENCODE;
|
||||
out.vpu_inst_addr = vpu->inst_addr;
|
||||
out.bs_mode = bs_mode;
|
||||
if (frm_buf) {
|
||||
if ((frm_buf->fb_addr[0].dma_addr % 16 == 0) &&
|
||||
(frm_buf->fb_addr[1].dma_addr % 16 == 0) &&
|
||||
(frm_buf->fb_addr[2].dma_addr % 16 == 0)) {
|
||||
out.input_addr[0] = frm_buf->fb_addr[0].dma_addr;
|
||||
out.input_addr[1] = frm_buf->fb_addr[1].dma_addr;
|
||||
out.input_addr[2] = frm_buf->fb_addr[2].dma_addr;
|
||||
} else {
|
||||
mtk_vcodec_err(vpu, "dma_addr not align to 16");
|
||||
return -EINVAL;
|
||||
}
|
||||
}
|
||||
if (bs_buf) {
|
||||
out.bs_addr = bs_buf->dma_addr;
|
||||
out.bs_size = bs_buf->size;
|
||||
}
|
||||
if (vpu_enc_send_msg(vpu, &out, sizeof(out))) {
|
||||
mtk_vcodec_err(vpu, "AP_IPIMSG_ENC_ENCODE %d fail",
|
||||
bs_mode);
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
mtk_vcodec_debug(vpu, "bs_mode %d state %d size %d key_frm %d <-",
|
||||
bs_mode, vpu->state, vpu->bs_size, vpu->is_key_frm);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int vpu_enc_deinit(struct venc_vpu_inst *vpu)
|
||||
{
|
||||
struct venc_ap_ipi_msg_deinit out;
|
||||
|
||||
mtk_vcodec_debug_enter(vpu);
|
||||
|
||||
memset(&out, 0, sizeof(out));
|
||||
out.msg_id = AP_IPIMSG_ENC_DEINIT;
|
||||
out.vpu_inst_addr = vpu->inst_addr;
|
||||
if (vpu_enc_send_msg(vpu, &out, sizeof(out))) {
|
||||
mtk_vcodec_err(vpu, "AP_IPIMSG_ENC_DEINIT fail");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
mtk_vcodec_debug_leave(vpu);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -0,0 +1,61 @@
|
|||
/*
|
||||
* Copyright (c) 2016 MediaTek Inc.
|
||||
* Author: PoChun Lin <pochun.lin@mediatek.com>
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#ifndef _VENC_VPU_IF_H_
|
||||
#define _VENC_VPU_IF_H_
|
||||
|
||||
#include "mtk_vpu.h"
|
||||
#include "venc_drv_if.h"
|
||||
|
||||
/*
|
||||
* struct venc_vpu_inst - encoder VPU driver instance
|
||||
* @wq_hd: wait queue used for vpu cmd trigger then wait vpu interrupt done
|
||||
* @signaled: flag used for checking vpu interrupt done
|
||||
* @failure: flag to show vpu cmd succeeds or not
|
||||
* @state: enum venc_ipi_msg_enc_state
|
||||
* @bs_size: bitstream size for skip frame case usage
|
||||
* @is_key_frm: key frame flag
|
||||
* @inst_addr: VPU instance addr
|
||||
* @vsi: driver structure allocated by VPU side and shared to AP side for
|
||||
* control and info share
|
||||
* @id: the id of inter-processor interrupt
|
||||
* @ctx: context for v4l2 layer integration
|
||||
* @dev: device for v4l2 layer integration
|
||||
*/
|
||||
struct venc_vpu_inst {
|
||||
wait_queue_head_t wq_hd;
|
||||
int signaled;
|
||||
int failure;
|
||||
int state;
|
||||
int bs_size;
|
||||
int is_key_frm;
|
||||
unsigned int inst_addr;
|
||||
void *vsi;
|
||||
enum ipi_id id;
|
||||
struct mtk_vcodec_ctx *ctx;
|
||||
struct platform_device *dev;
|
||||
};
|
||||
|
||||
int vpu_enc_init(struct venc_vpu_inst *vpu);
|
||||
int vpu_enc_set_param(struct venc_vpu_inst *vpu,
|
||||
enum venc_set_param_type id,
|
||||
struct venc_enc_param *param);
|
||||
int vpu_enc_encode(struct venc_vpu_inst *vpu, unsigned int bs_mode,
|
||||
struct venc_frm_buf *frm_buf,
|
||||
struct mtk_vcodec_mem *bs_buf,
|
||||
unsigned int *bs_size);
|
||||
int vpu_enc_deinit(struct venc_vpu_inst *vpu);
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue