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bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZyfpT-0004rY-7a; Tue, 17 Nov 2015 12:57:47 +0000 Received: from [210.61.82.184] (helo=mailgw02.mediatek.com) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Zyfno-0003Ew-Nn; Tue, 17 Nov 2015 12:56:20 +0000 X-Listener-Flag: 11101 Received: from mtkhts09.mediatek.inc [(172.21.101.70)] by mailgw02.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1187042951; Tue, 17 Nov 2015 20:55:13 +0800 Received: from mtkslt302.mediatek.inc (10.21.14.115) by mtkhts09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 14.3.181.6; Tue, 17 Nov 2015 20:55:13 +0800 From: Tiffany Lin To: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Catalin Marinas , Will Deacon , Mauro Carvalho Chehab , Matthias Brugger , Daniel Kurtz , Sascha Hauer , Hongzhou Yang , Hans Verkuil , Laurent Pinchart , Sakari Ailus , Geert Uytterhoeven , Mikhail Ulyanov , Fabien Dessenne , Arnd Bergmann , Darren Etheridge , Peter Griffin , Benoit Parrot Subject: [RESEND RFC/PATCH 7/8] media: platform: mtk-vcodec: Add Mediatek VP8 Video Encoder Driver Date: Tue, 17 Nov 2015 20:54:44 +0800 Message-ID: <1447764885-23100-8-git-send-email-tiffany.lin@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1447764885-23100-1-git-send-email-tiffany.lin@mediatek.com> References: <1447764885-23100-1-git-send-email-tiffany.lin@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20151117_045605_672830_52CC9FA4 X-CRM114-Status: GOOD ( 31.13 ) X-Spam-Score: -1.1 (-) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: James Liao , Eddie Huang , Daniel Hsiao , Andrew-CT Chen , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-mediatek@lists.infradead.org, Yingjoe Chen , Tiffany Lin , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.8 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Daniel Hsiao Signed-off-by: Daniel Hsiao --- drivers/media/platform/mtk-vcodec/Makefile | 2 +- drivers/media/platform/mtk-vcodec/common/Makefile | 4 +- .../media/platform/mtk-vcodec/common/venc_drv_if.c | 6 +- drivers/media/platform/mtk-vcodec/vp8_enc/Makefile | 9 + .../platform/mtk-vcodec/vp8_enc/venc_vp8_if.c | 371 ++++++++++++++++++++ .../platform/mtk-vcodec/vp8_enc/venc_vp8_if.h | 48 +++ .../platform/mtk-vcodec/vp8_enc/venc_vp8_vpu.c | 245 +++++++++++++ 7 files changed, 682 insertions(+), 3 deletions(-) create mode 100644 drivers/media/platform/mtk-vcodec/vp8_enc/Makefile create mode 100644 drivers/media/platform/mtk-vcodec/vp8_enc/venc_vp8_if.c create mode 100644 drivers/media/platform/mtk-vcodec/vp8_enc/venc_vp8_if.h create mode 100644 drivers/media/platform/mtk-vcodec/vp8_enc/venc_vp8_vpu.c diff --git a/drivers/media/platform/mtk-vcodec/Makefile b/drivers/media/platform/mtk-vcodec/Makefile index c7f7174..b881a8b 100644 --- a/drivers/media/platform/mtk-vcodec/Makefile +++ b/drivers/media/platform/mtk-vcodec/Makefile @@ -4,7 +4,7 @@ obj-$(CONFIG_VIDEO_MEDIATEK_VCODEC) += mtk_vcodec_intr.o \ mtk_vcodec_enc.o \ mtk_vcodec_enc_pm.o -obj-$(CONFIG_VIDEO_MEDIATEK_VCODEC) += common/ +obj-$(CONFIG_VIDEO_MEDIATEK_VCODEC) += common/ vp8_enc/ ccflags-y += -I$(srctree)/drivers/media/platform/mtk-vcodec/include \ -I$(srctree)/drivers/media/platform/mtk-vcodec \ diff --git a/drivers/media/platform/mtk-vcodec/common/Makefile b/drivers/media/platform/mtk-vcodec/common/Makefile index 477ab80..71ae856 100644 --- a/drivers/media/platform/mtk-vcodec/common/Makefile +++ b/drivers/media/platform/mtk-vcodec/common/Makefile @@ -5,4 +5,6 @@ ccflags-y += \ -I$(srctree)/include/ \ -I$(srctree)/drivers/media/platform/mtk-vcodec \ -I$(srctree)/drivers/media/platform/mtk-vcodec/include \ - -I$(srctree)/drivers/media/platform/mtk-vpu \ No newline at end of file + -I$(srctree)/drivers/media/platform/mtk-vcodec/vp8_enc \ + -I$(srctree)/drivers/media/platform/mtk-vpu \ + -I$(srctree)/drivers/media/platform/mtk-vpu/vp8_enc diff --git a/drivers/media/platform/mtk-vcodec/common/venc_drv_if.c b/drivers/media/platform/mtk-vcodec/common/venc_drv_if.c index 9b3f025..e9be186 100644 --- a/drivers/media/platform/mtk-vcodec/common/venc_drv_if.c +++ b/drivers/media/platform/mtk-vcodec/common/venc_drv_if.c @@ -26,7 +26,7 @@ #include "venc_drv_if.h" #include "venc_drv_base.h" - +#include "venc_vp8_if.h" int venc_if_create(void *ctx, unsigned int fourcc, unsigned long *handle) { @@ -44,6 +44,10 @@ int venc_if_create(void *ctx, unsigned int fourcc, unsigned long *handle) mtk_vcodec_debug(h, "fmt = %s handle = %p", str, h); switch (fourcc) { + case V4L2_PIX_FMT_VP8: + h->enc_if = get_vp8_enc_comm_if(); + break; + case V4L2_PIX_FMT_H264: default: mtk_vcodec_err(h, "invalid format %s", str); goto err_out; diff --git a/drivers/media/platform/mtk-vcodec/vp8_enc/Makefile b/drivers/media/platform/mtk-vcodec/vp8_enc/Makefile new file mode 100644 index 0000000..ac78c33 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/vp8_enc/Makefile @@ -0,0 +1,9 @@ +obj-$(CONFIG_VIDEO_MEDIATEK_VCODEC) += venc_vp8_if.o venc_vp8_vpu.o + +ccflags-y += \ + -I$(srctree)/include/ \ + -I$(srctree)/drivers/media/platform/mtk-vcodec/ \ + -I$(srctree)/drivers/media/platform/mtk-vcodec/include \ + -I$(srctree)/drivers/media/platform/mtk-vcodec/vp8_enc \ + -I$(srctree)/drivers/media/platform/mtk-vpu/ \ + -I$(srctree)/drivers/media/platform/mtk-vpu/vp8_enc diff --git a/drivers/media/platform/mtk-vcodec/vp8_enc/venc_vp8_if.c b/drivers/media/platform/mtk-vcodec/vp8_enc/venc_vp8_if.c new file mode 100644 index 0000000..cc6aaf4 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/vp8_enc/venc_vp8_if.c @@ -0,0 +1,371 @@ +/* + * Copyright (c) 2015 MediaTek Inc. + * Author: Daniel Hsiao + * + * 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 +#include +#include +#include + +#include "mtk_vcodec_drv.h" +#include "mtk_vcodec_util.h" +#include "mtk_vcodec_intr.h" +#include "mtk_vcodec_enc.h" +#include "mtk_vcodec_pm.h" +#include "mtk_vpu_core.h" + +#include "venc_vp8_if.h" +#include "venc_vp8_vpu.h" + +#define vp8_enc_write_reg(h, addr, val) writel(val, h->hw_base + addr) +#define vp8_enc_read_reg(h, addr) readl(h->hw_base + addr) + +#define VENC_PIC_BITSTREAM_BYTE_CNT 0x0098 +#define VENC_PIC_BITSTREAM_BYTE_CNT1 0x00e8 +#define VENC_IRQ_STATUS_ENC_FRM_INT 0x04 + +#define MAX_AC_TAG_SZ 10 + +static void vp8_enc_free_work_buf(struct venc_vp8_handle *hndl) +{ + int i; + + mtk_vcodec_debug_enter(hndl); + + /* Except the RC_CODEx buffers, other buffers need to be freed by AP. */ + for (i = 0; i < VENC_VP8_VPU_WORK_BUF_RC_CODE; i++) + if (hndl->work_bufs[i].va != NULL) + mtk_vcodec_mem_free(hndl->ctx, &hndl->work_bufs[i]); + + mtk_vcodec_debug_leave(hndl); +} + +static int vp8_enc_alloc_work_buf(struct venc_vp8_handle *hndl) +{ + int i; + int ret = 0; + struct venc_vp8_vpu_buf *wb = hndl->vpu_inst.drv->work_bufs; + + mtk_vcodec_debug_enter(hndl); + for (i = 0; i < VENC_VP8_VPU_WORK_BUF_MAX; i++) { + /* + * Only temporal scalability mode will use RC_CODE2 & RC_CODE3 + * Each three temporal layer has its own rate control code. + */ + if ((i == VENC_VP8_VPU_WORK_BUF_RC_CODE2 || + i == VENC_VP8_VPU_WORK_BUF_RC_CODE3) && !hndl->ts_mode) + continue; + + /* + * This 'wb' structure is set by VPU side and shared to AP for + * buffer allocation and physical addr mapping. For most of + * the buffers, AP will allocate the buffer according to 'size' + * field and store the physical addr in 'pa' field. For the + * RC_CODEx buffers, they are pre-allocated in the VPU side + * because they are inside VPU SRAM, and save the VPU addr in + * the 'vpua' field. The AP will translate the VPU addr to the + * corresponding physical addr and store in 'pa' field. + */ + if (i < VENC_VP8_VPU_WORK_BUF_RC_CODE) { + hndl->work_bufs[i].size = wb[i].size; + ret = mtk_vcodec_mem_alloc(hndl->ctx, + &hndl->work_bufs[i]); + if (ret) { + mtk_vcodec_err(hndl, + "cannot alloc work_bufs[%d]", i); + goto err_alloc; + } + wb[i].pa = hndl->work_bufs[i].dma_addr; + + mtk_vcodec_debug(hndl, + "work_bufs[%d] va=0x%p,pa=0x%p,size=0x%lx", + i, hndl->work_bufs[i].va, + (void *)hndl->work_bufs[i].dma_addr, + hndl->work_bufs[i].size); + } else { + hndl->work_bufs[i].size = wb[i].size; + hndl->work_bufs[i].va = + vpu_mapping_dm_addr(hndl->dev, + (uintptr_t *) + (unsigned long)wb[i].vpua); + hndl->work_bufs[i].dma_addr = + (dma_addr_t)vpu_mapping_iommu_dm_addr(hndl->dev, + (uintptr_t *)(unsigned long)wb[i].vpua); + wb[i].pa = hndl->work_bufs[i].dma_addr; + } + } + mtk_vcodec_debug_leave(hndl); + + return ret; + +err_alloc: + vp8_enc_free_work_buf(hndl); + return ret; +} + +static unsigned int vp8_enc_wait_venc_done(struct venc_vp8_handle *hndl) +{ + struct mtk_vcodec_ctx *ctx = (struct mtk_vcodec_ctx *)hndl->ctx; + unsigned int irq_status; + + mtk_vcodec_wait_for_done_ctx(ctx, MTK_INST_IRQ_RECEIVED, 1000, true); + irq_status = ctx->irq_status; + mtk_vcodec_debug(hndl, "isr return %x", irq_status); + + return irq_status; +} + +/* + * Compose ac_tag, bitstream header and bitstream payload into + * one bitstream buffer. + */ +static int vp8_enc_compose_one_frame(struct venc_vp8_handle *hndl, + struct mtk_vcodec_mem *bs_buf, + unsigned int *bs_size) +{ + unsigned int is_key; + u32 bs_size_frm; + u32 bs_hdr_len; + unsigned int ac_tag_sz; + u8 ac_tag[MAX_AC_TAG_SZ]; + + bs_size_frm = vp8_enc_read_reg(hndl, + VENC_PIC_BITSTREAM_BYTE_CNT); + bs_hdr_len = vp8_enc_read_reg(hndl, + VENC_PIC_BITSTREAM_BYTE_CNT1); + + /* if a frame is key frame, is_key is 0 */ + is_key = (hndl->frm_cnt % + hndl->vpu_inst.drv->config.intra_period) ? 1 : 0; + *(u32 *)ac_tag = __cpu_to_le32((bs_hdr_len << 5) | 0x10 | is_key); + /* key frame */ + if (is_key == 0) { + ac_tag[3] = 0x9d; + ac_tag[4] = 0x01; + ac_tag[5] = 0x2a; + ac_tag[6] = hndl->vpu_inst.drv->config.pic_w; + ac_tag[7] = hndl->vpu_inst.drv->config.pic_w >> 8; + ac_tag[8] = hndl->vpu_inst.drv->config.pic_h; + ac_tag[9] = hndl->vpu_inst.drv->config.pic_h >> 8; + } + + if (is_key == 0) + ac_tag_sz = MAX_AC_TAG_SZ; + else + ac_tag_sz = 3; + + if (bs_buf->size <= bs_hdr_len + bs_size_frm + ac_tag_sz) { + mtk_vcodec_err(hndl, "bitstream buf size is too small(%ld)", + bs_buf->size); + return -EINVAL; + } + + /* + * (1) The vp8 bitstream header and body are generated by the HW vp8 + * encoder separately at the same time. We cannot know the bitstream + * header length in advance. + * (2) From the vp8 spec, there is no stuffing byte allowed between the + * ac tag, bitstream header and bitstream body. + */ + memmove(bs_buf->va + bs_hdr_len + ac_tag_sz, + bs_buf->va, bs_size_frm); + memcpy(bs_buf->va + ac_tag_sz, + hndl->work_bufs[VENC_VP8_VPU_WORK_BUF_BS_HD].va, + bs_hdr_len); + memcpy(bs_buf->va, ac_tag, ac_tag_sz); + *bs_size = bs_size_frm + bs_hdr_len + ac_tag_sz; + + return 0; +} + +static int vp8_enc_encode_frame(struct venc_vp8_handle *hndl, + struct venc_frm_buf *frm_buf, + struct mtk_vcodec_mem *bs_buf, + unsigned int *bs_size) +{ + int ret = 0; + unsigned int irq_status; + + mtk_vcodec_debug(hndl, "->frm_cnt=%d", hndl->frm_cnt); + + ret = vp8_enc_vpu_encode(hndl, frm_buf, bs_buf); + + irq_status = vp8_enc_wait_venc_done(hndl); + if (irq_status != VENC_IRQ_STATUS_ENC_FRM_INT) { + mtk_vcodec_err(hndl, "irq_status=%d failed", irq_status); + return -EINVAL; + } + + if (vp8_enc_compose_one_frame(hndl, bs_buf, bs_size)) { + mtk_vcodec_err(hndl, "vp8_enc_compose_one_frame failed"); + return -EINVAL; + } + + hndl->frm_cnt++; + mtk_vcodec_debug(hndl, "<-size=%d", *bs_size); + + return ret; +} + +int vp8_enc_init(struct mtk_vcodec_ctx *ctx, unsigned long *handle) +{ + int ret = 0; + struct venc_vp8_handle *h; + + h = kzalloc(sizeof(*h), GFP_KERNEL); + if (!h) + return -ENOMEM; + + h->ctx = ctx; + h->dev = mtk_vcodec_get_plat_dev(ctx); + h->hw_base = mtk_vcodec_get_reg_addr(h->ctx, VENC_LT_SYS); + + ret = vp8_enc_vpu_init(h); + if (ret) + kfree(h); + else + (*handle) = (unsigned long)h; + + return ret; +} + +int vp8_enc_encode(unsigned long handle, + enum venc_start_opt opt, + struct venc_frm_buf *frm_buf, + struct mtk_vcodec_mem *bs_buf, + struct venc_done_result *result) +{ + int ret = 0; + struct venc_vp8_handle *h = (struct venc_vp8_handle *)handle; + + mtk_vcodec_debug_enter(h); + + switch (opt) { + case VENC_START_OPT_ENCODE_FRAME: + ret = vp8_enc_encode_frame(h, frm_buf, bs_buf, + &result->bs_size); + if (ret) { + result->msg = VENC_MESSAGE_ERR; + } else { + result->msg = VENC_MESSAGE_OK; + result->is_key_frm = ((*((unsigned char *)bs_buf->va) & + 0x01) == 0); + } + break; + + default: + mtk_vcodec_err(h, "opt not support:%d", opt); + ret = -EINVAL; + break; + } + + mtk_vcodec_debug_leave(h); + return ret; +} + +int vp8_enc_set_param(unsigned long handle, + enum venc_set_param_type type, void *in) +{ + int ret = 0; + struct venc_vp8_handle *h = (struct venc_vp8_handle *)handle; + struct venc_enc_prm *enc_prm; + + mtk_vcodec_debug(h, "->type=%d", type); + + switch (type) { + case VENC_SET_PARAM_ENC: + enc_prm = in; + ret = vp8_enc_vpu_set_param(h, type, enc_prm); + if (ret) + break; + if (h->work_buf_allocated == 0) { + ret = vp8_enc_alloc_work_buf(h); + if (ret) + break; + h->work_buf_allocated = 1; + } + break; + + case VENC_SET_PARAM_FORCE_INTRA: + ret = vp8_enc_vpu_set_param(h, type, 0); + if (ret) + break; + h->frm_cnt = 0; + break; + + case VENC_SET_PARAM_ADJUST_BITRATE: + enc_prm = in; + ret = vp8_enc_vpu_set_param(h, type, &enc_prm->bitrate); + break; + + case VENC_SET_PARAM_ADJUST_FRAMERATE: + enc_prm = in; + ret = vp8_enc_vpu_set_param(h, type, &enc_prm->frm_rate); + break; + + case VENC_SET_PARAM_I_FRAME_INTERVAL: + ret = vp8_enc_vpu_set_param(h, type, in); + if (ret) + break; + h->frm_cnt = 0; /* reset counter */ + break; + + /* + * VENC_SET_PARAM_TS_MODE must be called before + * VENC_SET_PARAM_ENC + */ + case VENC_SET_PARAM_TS_MODE: + h->ts_mode = 1; + mtk_vcodec_debug(h, "set ts_mode"); + break; + + default: + mtk_vcodec_err(h, "type not support:%d", type); + ret = -EINVAL; + break; + } + + mtk_vcodec_debug_leave(h); + return ret; +} + +int vp8_enc_deinit(unsigned long handle) +{ + int ret = 0; + struct venc_vp8_handle *h = (struct venc_vp8_handle *)handle; + + mtk_vcodec_debug_enter(h); + + ret = vp8_enc_vpu_deinit(h); + + if (h->work_buf_allocated) + vp8_enc_free_work_buf(h); + + mtk_vcodec_debug_leave(h); + kfree(h); + + return ret; +} + +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) +{ + return &venc_vp8_if; +} diff --git a/drivers/media/platform/mtk-vcodec/vp8_enc/venc_vp8_if.h b/drivers/media/platform/mtk-vcodec/vp8_enc/venc_vp8_if.h new file mode 100644 index 0000000..57caf88 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/vp8_enc/venc_vp8_if.h @@ -0,0 +1,48 @@ +/* + * Copyright (c) 2015 MediaTek Inc. + * Author: Daniel Hsiao + * + * 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_VP8_IF_H_ +#define _VENC_VP8_IF_H_ + +#include "venc_drv_base.h" +#include "venc_vp8_vpu.h" + +/* + * struct venc_vp8_handle - vp8 encoder AP driver handle + * @hw_base: vp8 encoder hardware register base + * @work_bufs: working buffer + * @work_buf_allocated: working buffer allocated flag + * @frm_cnt: encoded frame count, it's used for I-frame judgement and + * reset when force intra cmd received. + * @ts_mode: temporal scalability mode (0: disable, 1: enable) + * support three temporal layers - 0: 7.5fps 1: 7.5fps 2: 15fps. + * @vpu_inst: VPU instance to exchange information between AP and VPU + * @ctx: context for v4l2 layer integration + * @dev: device for v4l2 layer integration + */ +struct venc_vp8_handle { + void __iomem *hw_base; + struct mtk_vcodec_mem work_bufs[VENC_VP8_VPU_WORK_BUF_MAX]; + bool work_buf_allocated; + unsigned int frm_cnt; + unsigned int ts_mode; + struct venc_vp8_vpu_inst vpu_inst; + void *ctx; + struct platform_device *dev; +}; + +struct venc_common_if *get_vp8_enc_comm_if(void); + +#endif diff --git a/drivers/media/platform/mtk-vcodec/vp8_enc/venc_vp8_vpu.c b/drivers/media/platform/mtk-vcodec/vp8_enc/venc_vp8_vpu.c new file mode 100644 index 0000000..06a1ad3 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/vp8_enc/venc_vp8_vpu.c @@ -0,0 +1,245 @@ +/* + * Copyright (c) 2015 MediaTek Inc. + * Author: Daniel Hsiao + * + * 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_core.h" + +#include "venc_vp8_if.h" +#include "venc_vp8_vpu.h" +#include "venc_ipi_msg.h" + +static void handle_vp8_enc_init_msg(struct venc_vp8_handle *hndl, void *data) +{ + struct venc_vpu_ipi_msg_init *msg = data; + + hndl->vpu_inst.id = msg->inst_id; + hndl->vpu_inst.drv = (struct venc_vp8_vpu_drv *) + vpu_mapping_dm_addr(hndl->dev, + (uintptr_t *)((unsigned long)msg->inst_id)); +} + +static void vp8_enc_vpu_ipi_handler(void *data, unsigned int len, void *priv) +{ + struct venc_vpu_ipi_msg_common *msg = data; + struct venc_vp8_handle *hndl = (struct venc_vp8_handle *)msg->venc_inst; + + mtk_vcodec_debug(hndl, "->msg_id=%x status=%d", + msg->msg_id, msg->status); + + switch (msg->msg_id) { + case VPU_IPIMSG_VP8_ENC_INIT_DONE: + handle_vp8_enc_init_msg(hndl, data); + break; + case VPU_IPIMSG_VP8_ENC_SET_PARAM_DONE: + case VPU_IPIMSG_VP8_ENC_ENCODE_DONE: + case VPU_IPIMSG_VP8_ENC_DEINIT_DONE: + break; + default: + mtk_vcodec_err(hndl, "unknown msg id=%x", msg->msg_id); + break; + } + + hndl->vpu_inst.signaled = 1; + hndl->vpu_inst.failure = (msg->status != VENC_IPI_MSG_STATUS_OK); + wake_up_interruptible(&hndl->vpu_inst.wq_hd); + + mtk_vcodec_debug_leave(hndl); +} + +static int vp8_enc_vpu_wait_ack(struct venc_vp8_handle *hndl, + unsigned int timeout_ms) +{ + int ret; + + mtk_vcodec_debug_enter(hndl); + ret = wait_event_interruptible_timeout(hndl->vpu_inst.wq_hd, + (hndl->vpu_inst.signaled == 1), + msecs_to_jiffies(timeout_ms)); + if (0 == ret) { + mtk_vcodec_err(hndl, "wait vpu ack time out"); + return -EINVAL; + } + if (-ERESTARTSYS == ret) { + mtk_vcodec_err(hndl, "wait vpu ack interrupted by a signal"); + return -EINVAL; + } + + hndl->vpu_inst.signaled = 0; + + mtk_vcodec_debug_leave(hndl); + return 0; +} + +static int vp8_enc_vpu_send_msg(struct venc_vp8_handle *hndl, void *msg, + int len, int wait_ack) +{ + int status; + + mtk_vcodec_debug_enter(hndl); + status = vpu_ipi_send(hndl->dev, IPI_VENC_VP8, (void *)msg, len, 1); + if (status) { + mtk_vcodec_err(hndl, + "vpu_ipi_send msg_id=%x len=%d failed status=%d", + *(unsigned int *)msg, len, status); + return -EINVAL; + } + + if (wait_ack && vp8_enc_vpu_wait_ack(hndl, 2000)) { + mtk_vcodec_err(hndl, "vp8_enc_vpu_wait_ack failed"); + return -EINVAL; + } + + mtk_vcodec_debug_leave(hndl); + return 0; +} + +int vp8_enc_vpu_init(void *handle) +{ + int status; + struct venc_vp8_handle *hndl = handle; + struct venc_ap_ipi_msg_init out; + + mtk_vcodec_debug_enter(hndl); + init_waitqueue_head(&hndl->vpu_inst.wq_hd); + hndl->vpu_inst.signaled = 0; + hndl->vpu_inst.failure = 0; + + status = vpu_ipi_register(hndl->dev, IPI_VENC_VP8, + vp8_enc_vpu_ipi_handler, + "vp8_enc", NULL); + if (status) { + mtk_vcodec_err(hndl, + "vpu_ipi_register failed status=%d", status); + return -EINVAL; + } + + out.msg_id = AP_IPIMSG_VP8_ENC_INIT; + out.venc_inst = (unsigned long)hndl; + if (vp8_enc_vpu_send_msg(hndl, &out, sizeof(out), 1) || + hndl->vpu_inst.failure) { + mtk_vcodec_err(hndl, "failed"); + return -EINVAL; + } + + mtk_vcodec_debug_leave(hndl); + return 0; +} + +int vp8_enc_vpu_set_param(void *handle, unsigned int id, + void *param) +{ + struct venc_vp8_handle *hndl = handle; + struct venc_ap_ipi_msg_set_param out; + + mtk_vcodec_debug_enter(hndl); + out.msg_id = AP_IPIMSG_VP8_ENC_SET_PARAM; + out.inst_id = hndl->vpu_inst.id; + out.param_id = id; + switch (id) { + case VENC_SET_PARAM_ENC: { + struct venc_enc_prm *enc_param = (struct venc_enc_prm *)param; + + hndl->vpu_inst.drv->config.input_fourcc = enc_param->input_fourcc; + hndl->vpu_inst.drv->config.bitrate = enc_param->bitrate; + hndl->vpu_inst.drv->config.pic_w = enc_param->width; + hndl->vpu_inst.drv->config.pic_h = enc_param->height; + hndl->vpu_inst.drv->config.buf_w = enc_param->buf_width; + hndl->vpu_inst.drv->config.buf_h = enc_param->buf_height; + hndl->vpu_inst.drv->config.intra_period = + enc_param->intra_period; + hndl->vpu_inst.drv->config.framerate = enc_param->frm_rate; + hndl->vpu_inst.drv->config.ts_mode = hndl->ts_mode; + 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] = *(unsigned int *)param; + break; + case VENC_SET_PARAM_ADJUST_FRAMERATE: + out.data_item = 1; + out.data[0] = *(unsigned int *)param; + break; + case VENC_SET_PARAM_I_FRAME_INTERVAL: + out.data_item = 1; + out.data[0] = *(unsigned int *)param; + break; + } + if (vp8_enc_vpu_send_msg(hndl, &out, sizeof(out), 1) || + hndl->vpu_inst.failure) { + mtk_vcodec_err(hndl, "failed"); + return -EINVAL; + } + + mtk_vcodec_debug_leave(hndl); + return 0; +} + +int vp8_enc_vpu_encode(void *handle, + struct venc_frm_buf *frm_buf, + struct mtk_vcodec_mem *bs_buf) +{ + struct venc_vp8_handle *hndl = handle; + struct venc_ap_ipi_msg_enc out; + + mtk_vcodec_debug_enter(hndl); + out.msg_id = AP_IPIMSG_VP8_ENC_ENCODE; + out.inst_id = hndl->vpu_inst.id; + if (frm_buf) { + out.input_addr[0] = frm_buf->fb_addr.dma_addr; + out.input_addr[1] = frm_buf->fb_addr1.dma_addr; + out.input_addr[2] = frm_buf->fb_addr2.dma_addr; + } else { + out.input_addr[0] = 0; + out.input_addr[1] = 0; + out.input_addr[2] = 0; + } + if (bs_buf) { + out.bs_addr = bs_buf->dma_addr; + out.bs_size = bs_buf->size; + } else { + out.bs_addr = 0; + out.bs_size = 0; + } + + if (vp8_enc_vpu_send_msg(hndl, &out, sizeof(out), 1) || + hndl->vpu_inst.failure) { + mtk_vcodec_err(hndl, "failed"); + return -EINVAL; + } + + mtk_vcodec_debug_leave(hndl); + return 0; +} + +int vp8_enc_vpu_deinit(void *handle) +{ + struct venc_vp8_handle *hndl = handle; + struct venc_ap_ipi_msg_deinit out; + + mtk_vcodec_debug_enter(hndl); + out.msg_id = AP_IPIMSG_VP8_ENC_DEINIT; + out.inst_id = hndl->vpu_inst.id; + if (vp8_enc_vpu_send_msg(hndl, &out, sizeof(out), 1) || + hndl->vpu_inst.failure) { + mtk_vcodec_err(hndl, "failed"); + return -EINVAL; + } + + mtk_vcodec_debug_leave(hndl); + return 0; +}