From patchwork Tue Nov 17 12:54:43 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "tiffany.lin" X-Patchwork-Id: 7637031 Return-Path: X-Original-To: patchwork-linux-media@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 5F6B49F392 for ; Tue, 17 Nov 2015 12:57:26 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id F1FCD2052D for ; Tue, 17 Nov 2015 12:57:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8A460204F6 for ; Tue, 17 Nov 2015 12:57:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753758AbbKQM4g (ORCPT ); Tue, 17 Nov 2015 07:56:36 -0500 Received: from mailgw02.mediatek.com ([210.61.82.184]:53410 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1753490AbbKQMzW (ORCPT ); Tue, 17 Nov 2015 07:55:22 -0500 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 1492362661; 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 CC: Tiffany Lin , Andrew-CT Chen , Eddie Huang , Yingjoe Chen , James Liao , Daniel Hsiao , , , , , Subject: [RESEND RFC/PATCH 6/8] media: platform: mtk-vcodec: Add Mediatek V4L2 Video Encoder Driver Date: Tue, 17 Nov 2015 20:54:43 +0800 Message-ID: <1447764885-23100-7-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 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, 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 Signed-off-by: Tiffany Lin Signed-off-by: Andrew-CT Chen --- drivers/media/platform/Kconfig | 13 + drivers/media/platform/Makefile | 3 + drivers/media/platform/mtk-vcodec/Kconfig | 5 + drivers/media/platform/mtk-vcodec/Makefile | 12 + drivers/media/platform/mtk-vcodec/common/Makefile | 8 + .../media/platform/mtk-vcodec/common/venc_drv_if.c | 152 ++ .../platform/mtk-vcodec/include/venc_drv_base.h | 68 + .../platform/mtk-vcodec/include/venc_drv_if.h | 187 +++ .../platform/mtk-vcodec/include/venc_ipi_msg.h | 212 +++ drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h | 441 +++++ drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c | 1773 ++++++++++++++++++++ drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.h | 28 + .../media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c | 535 ++++++ .../media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c | 122 ++ .../media/platform/mtk-vcodec/mtk_vcodec_intr.c | 110 ++ .../media/platform/mtk-vcodec/mtk_vcodec_intr.h | 30 + drivers/media/platform/mtk-vcodec/mtk_vcodec_pm.h | 26 + .../media/platform/mtk-vcodec/mtk_vcodec_util.c | 106 ++ .../media/platform/mtk-vcodec/mtk_vcodec_util.h | 66 + 19 files changed, 3897 insertions(+) create mode 100644 drivers/media/platform/mtk-vcodec/Kconfig create mode 100644 drivers/media/platform/mtk-vcodec/Makefile create mode 100644 drivers/media/platform/mtk-vcodec/common/Makefile create mode 100644 drivers/media/platform/mtk-vcodec/common/venc_drv_if.c create mode 100644 drivers/media/platform/mtk-vcodec/include/venc_drv_base.h create mode 100644 drivers/media/platform/mtk-vcodec/include/venc_drv_if.h create mode 100644 drivers/media/platform/mtk-vcodec/include/venc_ipi_msg.h create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.h create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_pm.h create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_util.c create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_util.h diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig index f98eb47..b66cf1f 100644 --- a/drivers/media/platform/Kconfig +++ b/drivers/media/platform/Kconfig @@ -154,6 +154,19 @@ config MEDIATEK_VPU This driver provides downloading firmware vpu and communicating with vpu. +config VIDEO_MEDIATEK_VCODEC + tristate "Mediatek Video Codec driver" + depends on VIDEO_DEV && VIDEO_V4L2 + depends on ARCH_MEDIATEK || COMPILE_TEST + select VIDEOBUF2_DMA_CONTIG + select V4L2_MEM2MEM_DEV + select MEDIATEK_VPU + default n + ---help--- + Mediatek video codec driver for V4L2 + +source "drivers/media/platform/mtk-vcodec/Kconfig" + config VIDEO_MEM2MEM_DEINTERLACE tristate "Deinterlace support" depends on VIDEO_DEV && VIDEO_V4L2 && DMA_ENGINE diff --git a/drivers/media/platform/Makefile b/drivers/media/platform/Makefile index 1b4c539..423b9f6 100644 --- a/drivers/media/platform/Makefile +++ b/drivers/media/platform/Makefile @@ -57,3 +57,6 @@ obj-$(CONFIG_VIDEO_XILINX) += xilinx/ ccflags-y += -I$(srctree)/drivers/media/i2c obj-$(CONFIG_MEDIATEK_VPU) += mtk-vpu/ + +obj-$(CONFIG_VIDEO_MEDIATEK_VCODEC) += mtk-vcodec/ + diff --git a/drivers/media/platform/mtk-vcodec/Kconfig b/drivers/media/platform/mtk-vcodec/Kconfig new file mode 100644 index 0000000..1c0b935 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/Kconfig @@ -0,0 +1,5 @@ +config MEDIATEK_VPU + bool + ---help--- + This driver provides downloading firmware vpu (video processor unit) + and communicating with vpu. diff --git a/drivers/media/platform/mtk-vcodec/Makefile b/drivers/media/platform/mtk-vcodec/Makefile new file mode 100644 index 0000000..c7f7174 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/Makefile @@ -0,0 +1,12 @@ +obj-$(CONFIG_VIDEO_MEDIATEK_VCODEC) += mtk_vcodec_intr.o \ + mtk_vcodec_util.o \ + mtk_vcodec_enc_drv.o \ + mtk_vcodec_enc.o \ + mtk_vcodec_enc_pm.o + +obj-$(CONFIG_VIDEO_MEDIATEK_VCODEC) += common/ + +ccflags-y += -I$(srctree)/drivers/media/platform/mtk-vcodec/include \ + -I$(srctree)/drivers/media/platform/mtk-vcodec \ + -I$(srctree)/drivers/media/platform/mtk-vpu + diff --git a/drivers/media/platform/mtk-vcodec/common/Makefile b/drivers/media/platform/mtk-vcodec/common/Makefile new file mode 100644 index 0000000..477ab80 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/common/Makefile @@ -0,0 +1,8 @@ +obj-y += \ + venc_drv_if.o + +ccflags-y += \ + -I$(srctree)/include/ \ + -I$(srctree)/drivers/media/platform/mtk-vcodec \ + -I$(srctree)/drivers/media/platform/mtk-vcodec/include \ + -I$(srctree)/drivers/media/platform/mtk-vpu \ No newline at end of file diff --git a/drivers/media/platform/mtk-vcodec/common/venc_drv_if.c b/drivers/media/platform/mtk-vcodec/common/venc_drv_if.c new file mode 100644 index 0000000..9b3f025 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/common/venc_drv_if.c @@ -0,0 +1,152 @@ +/* + * Copyright (c) 2015 MediaTek Inc. + * Author: Daniel Hsiao + * Jungchang Tsao + * + * 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 "mtk_vcodec_drv.h" +#include "mtk_vcodec_enc.h" +#include "mtk_vcodec_pm.h" +#include "mtk_vcodec_util.h" +#include "mtk_vpu_core.h" + +#include "venc_drv_if.h" +#include "venc_drv_base.h" + + +int venc_if_create(void *ctx, unsigned int fourcc, unsigned long *handle) +{ + struct venc_handle *h; + char str[10]; + + mtk_vcodec_fmt2str(fourcc, str); + + h = kzalloc(sizeof(*h), GFP_KERNEL); + if (!h) + return -ENOMEM; + + h->fourcc = fourcc; + h->ctx = ctx; + mtk_vcodec_debug(h, "fmt = %s handle = %p", str, h); + + switch (fourcc) { + default: + mtk_vcodec_err(h, "invalid format %s", str); + goto err_out; + } + + *handle = (unsigned long)h; + return 0; + +err_out: + kfree(h); + return -EINVAL; +} + +int venc_if_init(unsigned long handle) +{ + int ret = 0; + struct venc_handle *h = (struct venc_handle *)handle; + + mtk_vcodec_debug_enter(h); + + mtk_venc_lock(h->ctx); + mtk_vcodec_enc_clock_on(); + vpu_enable_clock(vpu_get_plat_device(h->ctx->dev->plat_dev)); + ret = h->enc_if->init(h->ctx, (unsigned long *)&h->drv_handle); + vpu_disable_clock(vpu_get_plat_device(h->ctx->dev->plat_dev)); + mtk_vcodec_enc_clock_off(); + mtk_venc_unlock(h->ctx); + + return ret; +} + +int venc_if_set_param(unsigned long handle, + enum venc_set_param_type type, void *in) +{ + int ret = 0; + struct venc_handle *h = (struct venc_handle *)handle; + + mtk_vcodec_debug(h, "type=%d", type); + + mtk_venc_lock(h->ctx); + mtk_vcodec_enc_clock_on(); + vpu_enable_clock(vpu_get_plat_device(h->ctx->dev->plat_dev)); + ret = h->enc_if->set_param(h->drv_handle, type, in); + vpu_disable_clock(vpu_get_plat_device(h->ctx->dev->plat_dev)); + mtk_vcodec_enc_clock_off(); + mtk_venc_unlock(h->ctx); + + return ret; +} + +int venc_if_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_handle *h = (struct venc_handle *)handle; + char str[10]; + + mtk_vcodec_fmt2str(h->fourcc, str); + mtk_vcodec_debug(h, "fmt=%s", str); + + mtk_venc_lock(h->ctx); + mtk_vcodec_enc_clock_on(); + vpu_enable_clock(vpu_get_plat_device(h->ctx->dev->plat_dev)); + enable_irq((h->fourcc == V4L2_PIX_FMT_H264) ? + h->ctx->dev->enc_irq : h->ctx->dev->enc_lt_irq); + ret = h->enc_if->encode(h->drv_handle, opt, frm_buf, bs_buf, result); + disable_irq((h->fourcc == V4L2_PIX_FMT_H264) ? + h->ctx->dev->enc_irq : h->ctx->dev->enc_lt_irq); + vpu_disable_clock(vpu_get_plat_device(h->ctx->dev->plat_dev)); + mtk_vcodec_enc_clock_off(); + mtk_venc_unlock(h->ctx); + + mtk_vcodec_debug(h, "ret=%d", ret); + + return ret; +} + +int venc_if_deinit(unsigned long handle) +{ + int ret = 0; + struct venc_handle *h = (struct venc_handle *)handle; + + mtk_vcodec_debug_enter(h); + + mtk_venc_lock(h->ctx); + mtk_vcodec_enc_clock_on(); + vpu_enable_clock(vpu_get_plat_device(h->ctx->dev->plat_dev)); + ret = h->enc_if->deinit(h->drv_handle); + vpu_disable_clock(vpu_get_plat_device(h->ctx->dev->plat_dev)); + mtk_vcodec_enc_clock_off(); + mtk_venc_unlock(h->ctx); + + return ret; +} + +int venc_if_release(unsigned long handle) +{ + struct venc_handle *h = (struct venc_handle *)handle; + + mtk_vcodec_debug_enter(h); + kfree(h); + + return 0; +} diff --git a/drivers/media/platform/mtk-vcodec/include/venc_drv_base.h b/drivers/media/platform/mtk-vcodec/include/venc_drv_base.h new file mode 100644 index 0000000..8828294 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/include/venc_drv_base.h @@ -0,0 +1,68 @@ +/* + * Copyright (c) 2015 MediaTek Inc. + * Author: Daniel Hsiao + * Jungchang Tsao + * + * 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_DRV_BASE_ +#define _VENC_DRV_BASE_ + +#include "mtk_vcodec_drv.h" + +#include "venc_drv_if.h" + +struct venc_common_if { + /** + * (*init)() - initialize driver + * @ctx: [in] mtk v4l2 context + * @handle: [out] driver handle + */ + int (*init)(struct mtk_vcodec_ctx *ctx, unsigned long *handle); + + /** + * (*encode)() - trigger encode + * @handle: [in] driver handle + * @opt: [in] encode option + * @frm_buf: [in] frame buffer to store input frame + * @bs_buf: [in] bitstream buffer to store output bitstream + * @result: [out] encode result + */ + int (*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); + + /** + * (*set_param)() - set driver's parameter + * @handle: [in] driver handle + * @type: [in] parameter type + * @in: [in] buffer to store the parameter + */ + int (*set_param)(unsigned long handle, enum venc_set_param_type type, + void *in); + + /** + * (*deinit)() - deinitialize driver. + * @handle: [in] driver handle + */ + int (*deinit)(unsigned long handle); +}; + +struct venc_handle { + unsigned int fourcc; + struct venc_common_if *enc_if; + unsigned long drv_handle; + struct mtk_vcodec_ctx *ctx; +}; + +#endif diff --git a/drivers/media/platform/mtk-vcodec/include/venc_drv_if.h b/drivers/media/platform/mtk-vcodec/include/venc_drv_if.h new file mode 100644 index 0000000..ef0b0b9 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/include/venc_drv_if.h @@ -0,0 +1,187 @@ +/* + * Copyright (c) 2015 MediaTek Inc. + * Author: Daniel Hsiao + * Jungchang Tsao + * + * 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_DRV_IF_H_ +#define _VENC_DRV_IF_H_ + +#include "mtk_vcodec_util.h" + +/* + * enum venc_yuv_fmt - The type of input yuv format + * (VPU related: If you change the order, you must also update the VPU codes.) + * @VENC_YUV_FORMAT_420: 420 YUV format + * @VENC_YUV_FORMAT_YV12: YV12 YUV format + * @VENC_YUV_FORMAT_NV12: NV12 YUV format + * @VENC_YUV_FORMAT_NV21: NV21 YUV format + */ +enum venc_yuv_fmt { + VENC_YUV_FORMAT_420 = 3, + VENC_YUV_FORMAT_YV12 = 5, + VENC_YUV_FORMAT_NV12 = 6, + VENC_YUV_FORMAT_NV21 = 7, +}; + +/* + * enum venc_start_opt - encode frame option used in venc_if_encode() + * @VENC_START_OPT_ENCODE_SEQUENCE_HEADER: encode SPS/PPS for H264 + * @VENC_START_OPT_ENCODE_FRAME: encode normal frame + */ +enum venc_start_opt { + VENC_START_OPT_ENCODE_SEQUENCE_HEADER, + VENC_START_OPT_ENCODE_FRAME, +}; + +/* + * enum venc_drv_msg - The type of encode frame status used in venc_if_encode() + * @VENC_MESSAGE_OK: encode ok + * @VENC_MESSAGE_ERR: encode error + */ +enum venc_drv_msg { + VENC_MESSAGE_OK, + VENC_MESSAGE_ERR, +}; + +/* + * enum venc_set_param_type - The type of set parameter used in venc_if_set_param() + * (VPU related: If you change the order, you must also update the VPU codes.) + * @VENC_SET_PARAM_ENC: set encoder parameters + * @VENC_SET_PARAM_FORCE_INTRA: set force intra frame + * @VENC_SET_PARAM_ADJUST_BITRATE: set to adjust bitrate (in bps) + * @VENC_SET_PARAM_ADJUST_FRAMERATE: set frame rate + * @VENC_SET_PARAM_I_FRAME_INTERVAL: set I frame interval + * @VENC_SET_PARAM_SKIP_FRAME: set H264 skip one frame + * @VENC_SET_PARAM_PREPEND_HEADER: set H264 prepend SPS/PPS before IDR + * @VENC_SET_PARAM_TS_MODE: set VP8 temporal scalability mode + */ +enum venc_set_param_type { + VENC_SET_PARAM_ENC, + VENC_SET_PARAM_FORCE_INTRA, + VENC_SET_PARAM_ADJUST_BITRATE, + VENC_SET_PARAM_ADJUST_FRAMERATE, + VENC_SET_PARAM_I_FRAME_INTERVAL, + VENC_SET_PARAM_SKIP_FRAME, + VENC_SET_PARAM_PREPEND_HEADER, + VENC_SET_PARAM_TS_MODE, +}; + +/* + * struct venc_enc_prm - encoder settings for VENC_SET_PARAM_ENC used in venc_if_set_param() + * @input_fourcc: input fourcc + * @h264_profile: V4L2 defined H.264 profile + * @h264_level: V4L2 defined H.264 level + * @width: image width + * @height: image height + * @buf_width: buffer width + * @buf_height: buffer height + * @frm_rate: frame rate + * @intra_period: intra frame period + * @bitrate: target bitrate in kbps + */ +struct venc_enc_prm { + enum venc_yuv_fmt input_fourcc; + unsigned int h264_profile; + unsigned int h264_level; + unsigned int width; + unsigned int height; + unsigned int buf_width; + unsigned int buf_height; + unsigned int frm_rate; + unsigned int intra_period; + unsigned int bitrate; +}; + +/* + * struct venc_frm_buf - frame buffer information used in venc_if_encode() + * @fb_addr: plane 0 frame buffer address + * @fb_addr1: plane 1 frame buffer address + * @fb_addr2: plane 2 frame buffer address + */ +struct venc_frm_buf { + struct mtk_vcodec_mem fb_addr; + struct mtk_vcodec_mem fb_addr1; + struct mtk_vcodec_mem fb_addr2; +}; + +/* + * struct venc_done_result - This is return information used in venc_if_encode() + * @msg: message, such as success or error code + * @bs_size: output bitstream size + * @is_key_frm: output is key frame or not + */ +struct venc_done_result { + enum venc_drv_msg msg; + unsigned int bs_size; + bool is_key_frm; +}; + +/* + * venc_if_create - Create the driver handle + * @ctx: device context + * @fourcc: encoder output format + * @handle: driver handle + * Return: 0 if creating handle successfully, otherwise it is failed. + */ +int venc_if_create(void *ctx, unsigned int fourcc, unsigned long *handle); + +/* + * venc_if_release - Release the driver handle + * @handle: driver handle + * Return: 0 if releasing handle successfully, otherwise it is failed. + */ +int venc_if_release(unsigned long handle); + +/* + * venc_if_init - Init the driver setting, alloc working memory ... etc. + * @handle: driver handle + * Return: 0 if init handle successfully, otherwise it is failed. + */ +int venc_if_init(unsigned long handle); + +/* + * venc_if_deinit - DeInit the driver setting, free working memory ... etc. + * @handle: driver handle + * Return: 0 if deinit handle successfully, otherwise it is failed. + */ +int venc_if_deinit(unsigned long handle); + +/* + * venc_if_set_param - Set parameter to driver + * @handle: driver handle + * @type: set type + * @in: input parameter + * @out: output parameter + * Return: 0 if setting param successfully, otherwise it is failed. + */ +int venc_if_set_param(unsigned long handle, + enum venc_set_param_type type, + void *in); + +/* + * venc_if_encode - Encode frame + * @handle: driver handle + * @opt: encode frame option + * @frm_buf: input frame buffer information + * @bs_buf: output bitstream buffer infomraiton + * @result: encode result + * Return: 0 if encoding frame successfully, otherwise it is failed. + */ +int venc_if_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); + +#endif /* _VENC_DRV_IF_H_ */ diff --git a/drivers/media/platform/mtk-vcodec/include/venc_ipi_msg.h b/drivers/media/platform/mtk-vcodec/include/venc_ipi_msg.h new file mode 100644 index 0000000..a345b98 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/include/venc_ipi_msg.h @@ -0,0 +1,212 @@ +/* + * Copyright (c) 2015 MediaTek Inc. + * Author: Jungchang Tsao + * 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_IPI_MSG_H_ +#define _VENC_IPI_MSG_H_ + +#define IPIMSG_H264_ENC_ID 0x100 +#define IPIMSG_VP8_ENC_ID 0x200 + +#define AP_IPIMSG_VENC_BASE 0x20000 +#define VPU_IPIMSG_VENC_BASE 0x30000 + +/** + * enum venc_ipi_msg_id - message id between AP and VPU + * (ipi stands for inter-processor interrupt) + * @AP_IPIMSG_XXX: AP to VPU cmd message id + * @VPU_IPIMSG_XXX_DONE: VPU ack AP cmd message id + */ +enum venc_ipi_msg_id { + AP_IPIMSG_H264_ENC_INIT = AP_IPIMSG_VENC_BASE + + IPIMSG_H264_ENC_ID, + AP_IPIMSG_H264_ENC_SET_PARAM, + AP_IPIMSG_H264_ENC_ENCODE, + AP_IPIMSG_H264_ENC_DEINIT, + + AP_IPIMSG_VP8_ENC_INIT = AP_IPIMSG_VENC_BASE + + IPIMSG_VP8_ENC_ID, + AP_IPIMSG_VP8_ENC_SET_PARAM, + AP_IPIMSG_VP8_ENC_ENCODE, + AP_IPIMSG_VP8_ENC_DEINIT, + + VPU_IPIMSG_H264_ENC_INIT_DONE = VPU_IPIMSG_VENC_BASE + + IPIMSG_H264_ENC_ID, + VPU_IPIMSG_H264_ENC_SET_PARAM_DONE, + VPU_IPIMSG_H264_ENC_ENCODE_DONE, + VPU_IPIMSG_H264_ENC_DEINIT_DONE, + + VPU_IPIMSG_VP8_ENC_INIT_DONE = VPU_IPIMSG_VENC_BASE + + IPIMSG_VP8_ENC_ID, + VPU_IPIMSG_VP8_ENC_SET_PARAM_DONE, + VPU_IPIMSG_VP8_ENC_ENCODE_DONE, + VPU_IPIMSG_VP8_ENC_DEINIT_DONE, +}; + +/** + * struct venc_ap_ipi_msg_init - AP to VPU init cmd structure + * @msg_id: message id (AP_IPIMSG_XXX_ENC_INIT) + * @venc_inst: AP encoder instance (struct venc_vp8_handle/venc_h264_handle *) + */ +struct venc_ap_ipi_msg_init { + uint32_t msg_id; + uint32_t reserved; + uint64_t venc_inst; +}; + +/** + * struct venc_ap_ipi_msg_set_param - AP to VPU set_param cmd structure + * @msg_id: message id (AP_IPIMSG_XXX_ENC_SET_PARAM) + * @inst_id: VPU encoder instance id (struct venc_vp8_vpu_drv/venc_h264_vpu_drv *) + * @param_id: parameter id (venc_set_param_type) + * @data_item: number of items in the data array + * @data[8]: data array to store the set parameters + */ +struct venc_ap_ipi_msg_set_param { + uint32_t msg_id; + uint32_t inst_id; + uint32_t param_id; + uint32_t data_item; + uint32_t data[8]; +}; + +/** + * struct venc_ap_ipi_msg_enc - AP to VPU enc cmd structure + * @msg_id: message id (AP_IPIMSG_XXX_ENC_ENCODE) + * @inst_id: VPU encoder instance id (struct venc_vp8_vpu_drv/venc_h264_vpu_drv *) + * @bs_mode: bitstream mode for h264 + * (H264_BS_MODE_SPS/H264_BS_MODE_PPS/H264_BS_MODE_FRAME) + * @input_addr: pointer to input image buffer plane + * @bs_addr: pointer to output bit stream buffer + * @bs_size: bit stream buffer size + */ +struct venc_ap_ipi_msg_enc { + uint32_t msg_id; + uint32_t inst_id; + uint32_t bs_mode; + uint32_t input_addr[3]; + uint32_t bs_addr; + uint32_t bs_size; +}; + +/** + * struct venc_ap_ipi_msg_deinit - AP to VPU deinit cmd structure + * @msg_id: message id (AP_IPIMSG_XXX_ENC_DEINIT) + * @inst_id: VPU encoder instance id (struct venc_vp8_vpu_drv/venc_h264_vpu_drv *) + */ +struct venc_ap_ipi_msg_deinit { + uint32_t msg_id; + uint32_t inst_id; +}; + +/** + * enum venc_ipi_msg_status - VPU ack AP cmd status + */ +enum venc_ipi_msg_status { + VENC_IPI_MSG_STATUS_OK, + VENC_IPI_MSG_STATUS_FAIL, +}; + +/** + * struct venc_vpu_ipi_msg_common - VPU ack AP cmd common structure + * @msg_id: message id (VPU_IPIMSG_XXX_DONE) + * @status: cmd status (venc_ipi_msg_status) + * @venc_inst: AP encoder instance (struct venc_vp8_handle/venc_h264_handle *) + */ +struct venc_vpu_ipi_msg_common { + uint32_t msg_id; + uint32_t status; + uint64_t venc_inst; +}; + +/** + * struct venc_vpu_ipi_msg_init - VPU ack AP init cmd structure + * @msg_id: message id (VPU_IPIMSG_XXX_ENC_SET_PARAM_DONE) + * @status: cmd status (venc_ipi_msg_status) + * @venc_inst: AP encoder instance (struct venc_vp8_handle/venc_h264_handle *) + * @inst_id: VPU encoder instance id (struct venc_vp8_vpu_drv/venc_h264_vpu_drv *) + */ +struct venc_vpu_ipi_msg_init { + uint32_t msg_id; + uint32_t status; + uint64_t venc_inst; + uint32_t inst_id; + uint32_t reserved; +}; + +/** + * struct venc_vpu_ipi_msg_set_param - VPU ack AP set_param cmd structure + * @msg_id: message id (VPU_IPIMSG_XXX_ENC_SET_PARAM_DONE) + * @status: cmd status (venc_ipi_msg_status) + * @venc_inst: AP encoder instance (struct venc_vp8_handle/venc_h264_handle *) + * @param_id: parameter id (venc_set_param_type) + * @data_item: number of items in the data array + * @data[6]: data array to store the return result + */ +struct venc_vpu_ipi_msg_set_param { + uint32_t msg_id; + uint32_t status; + uint64_t venc_inst; + uint32_t param_id; + uint32_t data_item; + uint32_t data[6]; +}; + +/** + * enum venc_ipi_msg_enc_state - Type of encode state + * VEN_IPI_MSG_ENC_STATE_FRAME: one frame being encoded + * VEN_IPI_MSG_ENC_STATE_PART: bit stream buffer full + * VEN_IPI_MSG_ENC_STATE_SKIP: encoded skip frame + * VEN_IPI_MSG_ENC_STATE_ERROR: encounter error + */ +enum venc_ipi_msg_enc_state { + VEN_IPI_MSG_ENC_STATE_FRAME, + VEN_IPI_MSG_ENC_STATE_PART, + VEN_IPI_MSG_ENC_STATE_SKIP, + VEN_IPI_MSG_ENC_STATE_ERROR, +}; + +/** + * struct venc_vpu_ipi_msg_enc - VPU ack AP enc cmd structure + * @msg_id: message id (VPU_IPIMSG_XXX_ENC_ENCODE_DONE) + * @status: cmd status (venc_ipi_msg_status) + * @venc_inst: AP encoder instance (struct venc_vp8_handle/venc_h264_handle *) + * @state: encode state (venc_ipi_msg_enc_state) + * @key_frame: whether the encoded frame is key frame + * @bs_size: encoded bitstream size + */ +struct venc_vpu_ipi_msg_enc { + uint32_t msg_id; + uint32_t status; + uint64_t venc_inst; + uint32_t state; + uint32_t key_frame; + uint32_t bs_size; + uint32_t reserved; +}; + +/** + * struct venc_vpu_ipi_msg_deinit - VPU ack AP deinit cmd structure + * @msg_id: message id (VPU_IPIMSG_XXX_ENC_DEINIT_DONE) + * @status: cmd status (venc_ipi_msg_status) + * @venc_inst: AP encoder instance (struct venc_vp8_handle/venc_h264_handle *) + */ +struct venc_vpu_ipi_msg_deinit { + uint32_t msg_id; + uint32_t status; + uint64_t venc_inst; +}; + +#endif /* _VENC_IPI_MSG_H_ */ diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h new file mode 100644 index 0000000..22239f8 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h @@ -0,0 +1,441 @@ +/* +* Copyright (c) 2015 MediaTek Inc. +* Author: PC Chen +* Tiffany Lin +* +* 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 _MTK_VCODEC_DRV_H_ +#define _MTK_VCODEC_DRV_H_ + +#include +#include +#include +#include +#include +#include +#include + +#include "venc_drv_if.h" + +#define MTK_VCODEC_MAX_INSTANCES 32 +#define MTK_VCODEC_MAX_FRAME_SIZE 0x800000 +#define MTK_VIDEO_MAX_FRAME 32 +#define MTK_MAX_CTRLS 10 + +#define MTK_VCODEC_DRV_NAME "mtk_vcodec_drv" +#define MTK_VCODEC_ENC_NAME "mtk-vcodec-enc" + +#define MTK_VENC_IRQ_STATUS_SPS 0x1 +#define MTK_VENC_IRQ_STATUS_PPS 0x2 +#define MTK_VENC_IRQ_STATUS_FRM 0x4 +#define MTK_VENC_IRQ_STATUS_DRAM 0x8 +#define MTK_VENC_IRQ_STATUS_PAUSE 0x10 +#define MTK_VENC_IRQ_STATUS_SWITCH 0x20 + +#define MTK_VENC_IRQ_STATUS_OFFSET 0x05C +#define MTK_VENC_IRQ_ACK_OFFSET 0x060 + +#define MTK_VCODEC_MAX_PLANES 3 + +#define VDEC_HW_ACTIVE 0x10 +#define VDEC_IRQ_CFG 0x11 +#define VDEC_IRQ_CLR 0x10 + +#define VDEC_IRQ_CFG_REG 0xa4 +#define NUM_MAX_ALLOC_CTX 4 +#define MTK_V4L2_BENCHMARK 0 +#define USE_ENCODE_THREAD 1 + +/** + * enum mtk_hw_reg_idx - MTK hw register base index + */ +enum mtk_hw_reg_idx { + VDEC_SYS, + VDEC_MISC, + VDEC_LD, + VDEC_TOP, + VDEC_CM, + VDEC_AD, + VDEC_AV, + VDEC_PP, + VDEC_HWD, + VDEC_HWQ, + VDEC_HWB, + VDEC_HWG, + NUM_MAX_VDEC_REG_BASE, + VENC_SYS = NUM_MAX_VDEC_REG_BASE, + VENC_LT_SYS, + NUM_MAX_VCODEC_REG_BASE +}; + +/** + * enum mtk_instance_type - The type of an MTK Vcodec instance. + */ +enum mtk_instance_type { + MTK_INST_DECODER = 0, + MTK_INST_ENCODER = 1, +}; + +/** + * enum mtk_instance_state - The state of an MTK Vcodec instance. + * @MTK_STATE_FREE - default state when instance create + * @MTK_STATE_CREATE - vdec instance is create + * @MTK_STATE_INIT - vdec instance is init + * @MTK_STATE_CONFIG - reserved for encoder + * @MTK_STATE_HEADER - vdec had sps/pps header parsed + * @MTK_STATE_RUNNING - vdec is decoding + * @MTK_STATE_FLUSH - vdec is flushing + * @MTK_STATE_RES_CHANGE - vdec detect resolution change + * @MTK_STATE_FINISH - ctx instance is stopped streaming + * @MTK_STATE_DEINIT - before release ctx instance + * @MTK_STATE_ERROR - vdec has something wrong + * @MTK_STATE_ABORT - abort work in working thread + */ +enum mtk_instance_state { + MTK_STATE_FREE = 0, + MTK_STATE_CREATE = (1 << 0), + MTK_STATE_INIT = (1 << 1), + MTK_STATE_CONFIG = (1 << 2), + MTK_STATE_HEADER = (1 << 3), + MTK_STATE_RUNNING = (1 << 4), + MTK_STATE_FLUSH = (1 << 5), + MTK_STATE_RES_CHANGE = (1 << 6), + MTK_STATE_FINISH = (1 << 7), + MTK_STATE_DEINIT = (1 << 8), + MTK_STATE_ERROR = (1 << 9), + MTK_STATE_ABORT = (1 << 10), +}; + +/** + * struct mtk_param_change - General encoding parameters type + */ +enum mtk_encode_param { + MTK_ENCODE_PARAM_NONE = 0, + MTK_ENCODE_PARAM_BITRATE = (1 << 0), + MTK_ENCODE_PARAM_FRAMERATE = (1 << 1), + MTK_ENCODE_PARAM_INTRA_PERIOD = (1 << 2), + MTK_ENCODE_PARAM_FRAME_TYPE = (1 << 3), + MTK_ENCODE_PARAM_SKIP_FRAME = (1 << 4), +}; + +/** + * enum mtk_fmt_type - Type of the pixelformat + * @MTK_FMT_FRAME - mtk vcodec raw frame + */ +enum mtk_fmt_type { + MTK_FMT_DEC = 0, + MTK_FMT_ENC = 1, + MTK_FMT_FRAME = 2, +}; + +/** + * struct mtk_video_fmt - Structure used to store information about pixelformats + */ +struct mtk_video_fmt { + char *name; + u32 fourcc; + enum mtk_fmt_type type; + u32 num_planes; +}; + +/** + * struct mtk_codec_framesizes - Structure used to store information about framesizes + */ +struct mtk_codec_framesizes { + u32 fourcc; + struct v4l2_frmsize_stepwise stepwise; +}; + +/** + * struct mtk_q_type - Type of queue + */ +enum mtk_q_type { + MTK_Q_DATA_SRC = 0, + MTK_Q_DATA_DST = 1, +}; + +/** + * struct mtk_q_data - Structure used to store information about queue + * @colorspace reserved for encoder + * @field reserved for encoder + */ +struct mtk_q_data { + unsigned int width; + unsigned int height; + enum v4l2_field field; + enum v4l2_colorspace colorspace; + unsigned int bytesperline[MTK_VCODEC_MAX_PLANES]; + unsigned int sizeimage[MTK_VCODEC_MAX_PLANES]; + struct mtk_video_fmt *fmt; +}; + +/** + * struct mtk_enc_params - General encoding parameters + * @bitrate - target bitrate + * @num_b_frame - number of b frames between p-frame + * @rc_frame - frame based rate control + * @rc_mb - macroblock based rate control + * @seq_hdr_mode - H.264 sequence header is encoded separately or joined with the first frame + * @gop_size - group of picture size, it's used as the intra frame period + * @framerate_num - frame rate numerator + * @framerate_denom - frame rate denominator + * @h264_max_qp - Max value for H.264 quantization parameter + * @h264_profile - V4L2 defined H.264 profile + * @h264_level - V4L2 defined H.264 level + * @force_intra - force/insert intra frame + * @skip_frame - encode in skip frame mode that use minimum number of bits + */ +struct mtk_enc_params { + unsigned int bitrate; + unsigned int num_b_frame; + unsigned int rc_frame; + unsigned int rc_mb; + unsigned int seq_hdr_mode; + unsigned int gop_size; + unsigned int framerate_num; + unsigned int framerate_denom; + unsigned int h264_max_qp; + unsigned int h264_profile; + unsigned int h264_level; + unsigned int force_intra; + unsigned int skip_frame; +}; + +/** + * struct mtk_vcodec_pm - Power management data structure + */ +struct mtk_vcodec_pm { + struct clk *mmpll; + struct clk *vcodecpll; + struct clk *univpll_d2; + struct clk *clk_cci400_sel; + struct clk *vdecpll; + struct clk *vdec_sel; + struct clk *vencpll; + struct clk *venc_lt_sel; + struct clk *vcodecpll_370p5_ck; + struct device *larbvdec; + struct device *larbvenc; + struct device *larbvenclt; + struct device *dev; + struct mtk_vcodec_dev *mtkdev; +}; + +/** + * struct mtk_video_enc_buf - Private data related to each VB2 buffer. + * @b: Pointer to related VB2 buffer. + * @param_change: Types of encode parameter change before encode this + * buffer + * @enc_params Encode parameters changed before encode this buffer + */ +struct mtk_video_enc_buf { + struct vb2_v4l2_buffer b; + struct list_head list; + + enum mtk_encode_param param_change; + struct mtk_enc_params enc_params; +}; + +/** + * struct mtk_vcodec_ctx - Context (instance) private data. + * + * @type: type of the instance - decoder or encoder + * @dev: pointer to the mtk_vcodec_dev of the device + * @fh: struct v4l2_fh + * @m2m_ctx: pointer to the v4l2_m2m_ctx of the context + * @q_data: store information of input and output queue + * of the context + * @idx: index of the context that this structure describes + * @state: state of the context + * @aborting: + * @param_change: + * @param_change_mutex: + * @enc_params: encoding parameters + * @colorspace: + * + * @h_enc: encoder handler + * @picinfo: store width/height of image and buffer and planes' size for decoder + * and encoder + * @pb_count: count of the DPB buffers required by MTK Vcodec hw + * @hdr: + * + * @int_cond: variable used by the waitqueue + * @int_type: type of the last interrupt + * @queue: waitqueue that can be used to wait for this context to + * finish + * @irq_status: + * + * @display_time_info: display time for destination buffers + * @in_time_idx: latest insert display time index + * @out_time_idx: first remove display time index + * + * @ctrl_hdl: handler for v4l2 framework + * @ctrls: array of controls, used when adding controls to the + * v4l2 control framework + * + * @encode_work: worker for the encoding + */ +struct mtk_vcodec_ctx { + enum mtk_instance_type type; + struct mtk_vcodec_dev *dev; + struct v4l2_fh fh; + struct v4l2_m2m_ctx *m2m_ctx; + struct mtk_q_data q_data[2]; + int idx; + enum mtk_instance_state state; + int aborting; + enum mtk_encode_param param_change; + struct mutex encode_param_mutex; + struct mutex vb2_mutex; + struct mtk_enc_params enc_params; + + unsigned long h_enc; + int hdr; + + int int_cond; + int int_type; + wait_queue_head_t queue; + unsigned int irq_status; + + struct v4l2_ctrl_handler ctrl_hdl; + struct v4l2_ctrl *ctrls[MTK_MAX_CTRLS]; + + struct work_struct encode_work; + +#if MTK_V4L2_BENCHMARK + unsigned int total_enc_dec_cnt; + unsigned int total_enc_dec_time; + unsigned int total_enc_hdr_time; + unsigned int total_enc_dec_init_time; + + unsigned int total_qbuf_out_time; + unsigned int total_qbuf_cap_time; + unsigned int total_qbuf_out_cnt; + unsigned int total_qbuf_cap_cnt; + unsigned int total_dqbuf_out_time; + unsigned int total_dqbuf_cap_time; + unsigned int total_dqbuf_out_cnt; + unsigned int total_dqbuf_cap_cnt; + unsigned int total_dqbuf_cnt; + unsigned int total_expbuf_time; +#endif + +}; + +/** + * struct mtk_vcodec_dev - driver data + * @v4l2_dev: V4L2 device to register video devices for. + * @vfd_enc: Video device for encoder. + * + * @m2m_dev_enc: m2m device for encoder. + * @plat_dev: platform device + * @alloc_ctx: VB2 allocator context + * (for allocations without kernel mapping). + * @ctx: array of driver contexts + * + * @curr_ctx: The context that is waiting for codec hardware + * + * @reg_base: Mapped address of MTK Vcodec registers. + * + * @instance_mask: used to mark which contexts are opened + * @num_instances: counter of active MTK Vcodec instances + * + * @encode_workqueue: encode work queue + * + * @int_cond: used to identify interrupt condition happen + * @int_type: used to identify what kind of interrupt condition happen + * @dev_mutex: video_device lock + * @queue: waitqueue for waiting for completion of device commands + * + * @enc_irq: encoder irq resource. + * @enc_lt_irq: encoder lt irq resource. + * + * @enc_mutex: encoder hardware lock. + * + * @pm: power management control + * @dec_capability: used to identify decode capability, ex: 4k + * @enc_capability: used to identify encode capability + */ +struct mtk_vcodec_dev { + struct v4l2_device v4l2_dev; + struct video_device *vfd_enc; + + struct v4l2_m2m_dev *m2m_dev_enc; + struct platform_device *plat_dev; + struct vb2_alloc_ctx *alloc_ctx; + struct mtk_vcodec_ctx *ctx[MTK_VCODEC_MAX_INSTANCES]; + int curr_ctx; + void __iomem *reg_base[NUM_MAX_VCODEC_REG_BASE]; + + unsigned long instance_mask[BITS_TO_LONGS(MTK_VCODEC_MAX_INSTANCES)]; + int num_instances; + + struct workqueue_struct *encode_workqueue; + + int int_cond; + int int_type; + struct mutex dev_mutex; + wait_queue_head_t queue; + + int enc_irq; + int enc_lt_irq; + + struct mutex enc_mutex; + unsigned long enter_suspend; + + struct mtk_vcodec_pm pm; + unsigned int dec_capability; + unsigned int enc_capability; +}; + +/** + * struct mtk_vcodec_ctrl - information about controls to be registered. + * @id: Control ID. + * @type: Type of the control. + * @name: Human readable name of the control. + * @minimum: Minimum value of the control. + * @maximum: Maximum value of the control. + * @step: Control value increase step. + * @menu_skip_mask: Mask of invalid menu positions. + * @default_value: Initial value of the control. + * @is_volatile: Control is volatile. + * + * See also struct v4l2_ctrl_config. + */ +struct mtk_vcodec_ctrl { + u32 id; + enum v4l2_ctrl_type type; + u8 name[32]; + s32 minimum; + s32 maximum; + s32 step; + u32 menu_skip_mask; + s32 default_value; + u8 is_volatile; +}; + +static inline struct mtk_vcodec_ctx *fh_to_ctx(struct v4l2_fh *fh) +{ + return container_of(fh, struct mtk_vcodec_ctx, fh); +} + +static inline struct mtk_vcodec_ctx *ctrl_to_ctx(struct v4l2_ctrl *ctrl) +{ + return container_of(ctrl->handler, struct mtk_vcodec_ctx, ctrl_hdl); +} + +extern const struct v4l2_ioctl_ops mtk_vdec_ioctl_ops; +extern const struct v4l2_m2m_ops mtk_vdec_m2m_ops; +extern const struct v4l2_ioctl_ops mtk_venc_ioctl_ops; +extern const struct v4l2_m2m_ops mtk_venc_m2m_ops; + +#endif /* _MTK_VCODEC_DRV_H_ */ diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c new file mode 100644 index 0000000..8e1b6f0 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c @@ -0,0 +1,1773 @@ +/* +* Copyright (c) 2015 MediaTek Inc. +* Author: PC Chen +* Tiffany Lin +* +* 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_enc.h" +#include "mtk_vcodec_intr.h" +#include "mtk_vcodec_util.h" +#include "venc_drv_if.h" + +static void mtk_venc_worker(struct work_struct *work); + +static struct mtk_video_fmt mtk_video_formats[] = { + { + .name = "4:2:0 3 Planes Y/Cb/Cr", + .fourcc = V4L2_PIX_FMT_YUV420, + .type = MTK_FMT_FRAME, + .num_planes = 3, + }, + { + .name = "4:2:0 3 Planes Y/Cr/Cb", + .fourcc = V4L2_PIX_FMT_YVU420, + .type = MTK_FMT_FRAME, + .num_planes = 3, + }, + { + .name = "4:2:0 2 Planes Y/CbCr", + .fourcc = V4L2_PIX_FMT_NV12, + .type = MTK_FMT_FRAME, + .num_planes = 2, + }, + { + .name = "4:2:0 2 Planes Y/CrCb", + .fourcc = V4L2_PIX_FMT_NV21, + .type = MTK_FMT_FRAME, + .num_planes = 2, + }, + { + .name = "4:2:0 3 none contiguous Planes Y/Cb/Cr", + .fourcc = V4L2_PIX_FMT_YUV420M, + .type = MTK_FMT_FRAME, + .num_planes = 3, + }, + { + .name = "4:2:0 3 none contiguous Planes Y/Cr/Cb", + .fourcc = V4L2_PIX_FMT_YVU420M, + .type = MTK_FMT_FRAME, + .num_planes = 3, + }, + { + .name = "4:2:0 2 none contiguous Planes Y/CbCr", + .fourcc = V4L2_PIX_FMT_NV12M, + .type = MTK_FMT_FRAME, + .num_planes = 2, + }, + { + .name = "4:2:0 2 none contiguous Planes Y/CrCb", + .fourcc = V4L2_PIX_FMT_NV21M, + .type = MTK_FMT_FRAME, + .num_planes = 2, + }, + { + .name = "H264 Encoded Stream", + .fourcc = V4L2_PIX_FMT_H264, + .type = MTK_FMT_ENC, + .num_planes = 1, + }, + { + .name = "VP8 Encoded Stream", + .fourcc = V4L2_PIX_FMT_VP8, + .type = MTK_FMT_ENC, + .num_planes = 1, + }, +}; + +#define NUM_FORMATS ARRAY_SIZE(mtk_video_formats) + +static struct mtk_vcodec_ctrl controls[] = { + { + .id = V4L2_CID_MPEG_VIDEO_BITRATE, + .type = V4L2_CTRL_TYPE_INTEGER, + .minimum = 1, + .maximum = (1 << 30) - 1, + .step = 1, + .default_value = 4000000, + }, + { + .id = V4L2_CID_MPEG_VIDEO_B_FRAMES, + .type = V4L2_CTRL_TYPE_INTEGER, + .minimum = 0, + .maximum = 2, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_MAX_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 51, + }, + { + .id = V4L2_CID_MPEG_VIDEO_HEADER_MODE, + .type = V4L2_CTRL_TYPE_MENU, + .minimum = V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE, + .maximum = V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME, + .default_value = V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE, + .menu_skip_mask = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_PROFILE, + .type = V4L2_CTRL_TYPE_MENU, + .minimum = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE, + .maximum = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH, + .default_value = V4L2_MPEG_VIDEO_H264_PROFILE_MAIN, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_LEVEL, + .type = V4L2_CTRL_TYPE_MENU, + .minimum = V4L2_MPEG_VIDEO_H264_LEVEL_1_0, + .maximum = V4L2_MPEG_VIDEO_H264_LEVEL_4_2, + .default_value = V4L2_MPEG_VIDEO_H264_LEVEL_4_0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_I_PERIOD, + .type = V4L2_CTRL_TYPE_INTEGER, + .minimum = 0, + .maximum = (1 << 16) - 1, + .step = 1, + .default_value = 30, + }, + { + .id = V4L2_CID_MPEG_VIDEO_GOP_SIZE, + .type = V4L2_CTRL_TYPE_INTEGER, + .minimum = 0, + .maximum = (1 << 16) - 1, + .step = 1, + .default_value = 30, + }, + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE, + .type = V4L2_CTRL_TYPE_MENU, + .minimum = V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_DISABLED, + .maximum = V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_NOT_CODED, + .default_value = + V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_DISABLED, + .menu_skip_mask = 0, + }, + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE, + .type = V4L2_CTRL_TYPE_MENU, + .minimum = V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_DISABLED, + .maximum = V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_BUF_LIMIT, + .default_value = V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_DISABLED, + .menu_skip_mask = 0, + }, +}; + +#define NUM_CTRLS ARRAY_SIZE(controls) + +static const struct mtk_codec_framesizes mtk_venc_framesizes[] = { + { + .fourcc = V4L2_PIX_FMT_H264, + .stepwise = { 160, 1920, 16, 128, 1088, 16 }, + }, + { + .fourcc = V4L2_PIX_FMT_VP8, + .stepwise = { 160, 1920, 16, 128, 1088, 16 }, + }, +}; + +#define NUM_SUPPORTED_FRAMESIZE ARRAY_SIZE(mtk_venc_framesizes) + +static int vidioc_venc_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct mtk_vcodec_ctx *ctx = ctrl_to_ctx(ctrl); + struct mtk_vcodec_dev *dev = ctx->dev; + struct mtk_enc_params *p = &ctx->enc_params; + int ret = 0; + + mtk_v4l2_debug(1, "[%d] id = %d/%d, val = %d", ctrl->id, + ctx->idx, ctrl->id - V4L2_CID_MPEG_BASE, ctrl->val); + + switch (ctrl->id) { + case V4L2_CID_MPEG_VIDEO_BITRATE: + + mtk_v4l2_debug(1, "V4L2_CID_MPEG_VIDEO_BITRATE val = %d", + ctrl->val); + + mutex_lock(&ctx->encode_param_mutex); + p->bitrate = ctrl->val; + ctx->param_change |= MTK_ENCODE_PARAM_BITRATE; + mutex_unlock(&ctx->encode_param_mutex); + break; + + case V4L2_CID_MPEG_VIDEO_B_FRAMES: + mtk_v4l2_debug(1, "V4L2_CID_MPEG_VIDEO_B_FRAMES val = %d", + ctrl->val); + p->num_b_frame = ctrl->val; + break; + + case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE: + mtk_v4l2_debug(1, "V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE val = %d", + ctrl->val); + p->rc_frame = ctrl->val; + break; + + case V4L2_CID_MPEG_VIDEO_H264_MAX_QP: + mtk_v4l2_debug(1, "V4L2_CID_MPEG_VIDEO_H264_MAX_QP val = %d", + ctrl->val); + p->h264_max_qp = ctrl->val; + break; + + case V4L2_CID_MPEG_VIDEO_HEADER_MODE: + mtk_v4l2_debug(1, "V4L2_CID_MPEG_VIDEO_HEADER_MODE val = %d", + ctrl->val); + p->seq_hdr_mode = ctrl->val; + break; + + case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE: + mtk_v4l2_debug(1, "V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE val = %d", + ctrl->val); + p->rc_mb = ctrl->val; + break; + + case V4L2_CID_MPEG_VIDEO_H264_PROFILE: + mtk_v4l2_debug(1, "V4L2_CID_MPEG_VIDEO_H264_PROFILE val = %d", + ctrl->val); + p->h264_profile = ctrl->val; + break; + + case V4L2_CID_MPEG_VIDEO_H264_LEVEL: + mtk_v4l2_debug(1, "V4L2_CID_MPEG_VIDEO_H264_LEVEL val = %d", + ctrl->val); + p->h264_level = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD: + mtk_v4l2_debug(1, "V4L2_CID_MPEG_VIDEO_H264_I_PERIOD val = %d", + ctrl->val); + case V4L2_CID_MPEG_VIDEO_GOP_SIZE: + mtk_v4l2_debug(1, "V4L2_CID_MPEG_VIDEO_GOP_SIZE val = %d", + ctrl->val); + + mutex_lock(&ctx->encode_param_mutex); + p->gop_size = ctrl->val; + ctx->param_change |= MTK_ENCODE_PARAM_INTRA_PERIOD; + mutex_unlock(&ctx->encode_param_mutex); + break; + case V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE: + mtk_v4l2_debug(1, "V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE val = %d", + ctrl->val); + if (ctrl->val == + V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_NOT_CODED) { + v4l2_err(&dev->v4l2_dev, "unsupported frame type %x\n", + ctrl->val); + ret = -EINVAL; + break; + } + mutex_lock(&ctx->encode_param_mutex); + if (ctrl->val == V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_I_FRAME) + p->force_intra = 1; + else if (ctrl->val == + V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_DISABLED) + p->force_intra = 0; + /* always allow user to insert I frame */ + ctrl->val = V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_DISABLED; + ctx->param_change |= MTK_ENCODE_PARAM_FRAME_TYPE; + mutex_unlock(&ctx->encode_param_mutex); + break; + + case V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE: + mtk_v4l2_debug(1, "V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE val = %d", + ctrl->val); + + mutex_lock(&ctx->encode_param_mutex); + if (ctrl->val == V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_DISABLED) + p->skip_frame = 0; + else + p->skip_frame = 1; + /* always allow user to skip frame */ + ctrl->val = V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_DISABLED; + ctx->param_change |= MTK_ENCODE_PARAM_SKIP_FRAME; + mutex_unlock(&ctx->encode_param_mutex); + break; + + default: + mtk_v4l2_err("Invalid control, id=%d, val=%d\n", + ctrl->id, ctrl->val); + ret = -EINVAL; + break; + } + + return ret; +} + +static const struct v4l2_ctrl_ops mtk_vcodec_enc_ctrl_ops = { + .s_ctrl = vidioc_venc_s_ctrl, +}; + +static int vidioc_enum_fmt(struct file *file, struct v4l2_fmtdesc *f, + bool out) +{ + struct mtk_video_fmt *fmt; + int i, j = 0; + + for (i = 0; i < NUM_FORMATS; ++i) { + if (out && mtk_video_formats[i].type != MTK_FMT_FRAME) + continue; + else if (!out && mtk_video_formats[i].type != MTK_FMT_ENC) + continue; + + if (j == f->index) { + fmt = &mtk_video_formats[i]; + strlcpy(f->description, fmt->name, + sizeof(f->description)); + f->pixelformat = fmt->fourcc; + mtk_v4l2_debug(1, "f->index=%d i=%d fmt->name=%s", + f->index, i, fmt->name); + return 0; + } + ++j; + } + + return -EINVAL; +} + +static int vidioc_enum_framesizes(struct file *file, void *fh, + struct v4l2_frmsizeenum *fsize) +{ + int i = 0; + + for (i = 0; i < NUM_SUPPORTED_FRAMESIZE; ++i) { + if (fsize->pixel_format != mtk_venc_framesizes[i].fourcc) + continue; + + if (!fsize->index) { + fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE; + fsize->stepwise = mtk_venc_framesizes[i].stepwise; + mtk_v4l2_debug(1, "%d %d %d %d %d %d", + fsize->stepwise.min_width, + fsize->stepwise.max_width, + fsize->stepwise.step_width, + fsize->stepwise.min_height, + fsize->stepwise.max_height, + fsize->stepwise.step_height); + return 0; + } + } + + return -EINVAL; +} + +static int vidioc_enum_fmt_vid_cap_mplane(struct file *file, void *pirv, + struct v4l2_fmtdesc *f) +{ + return vidioc_enum_fmt(file, f, false); +} + +static int vidioc_enum_fmt_vid_out_mplane(struct file *file, void *prov, + struct v4l2_fmtdesc *f) +{ + return vidioc_enum_fmt(file, f, true); +} + +static int vidioc_venc_streamon(struct file *file, void *priv, + enum v4l2_buf_type type) +{ + struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); + + return v4l2_m2m_streamon(file, ctx->m2m_ctx, type); +} + +static int vidioc_venc_streamoff(struct file *file, void *priv, + enum v4l2_buf_type type) +{ + struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); + + return v4l2_m2m_streamoff(file, ctx->m2m_ctx, type); +} + +static int vidioc_venc_reqbufs(struct file *file, void *priv, + struct v4l2_requestbuffers *reqbufs) +{ + struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); + + mtk_v4l2_debug(1, "[%d]-> type=%d count=%d", + ctx->idx, reqbufs->type, reqbufs->count); + + return v4l2_m2m_reqbufs(file, ctx->m2m_ctx, reqbufs); +} + +static int vidioc_venc_querybuf(struct file *file, void *priv, + struct v4l2_buffer *buf) +{ + struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); + + return v4l2_m2m_querybuf(file, ctx->m2m_ctx, buf); +} + +static int vidioc_venc_qbuf(struct file *file, void *priv, + struct v4l2_buffer *buf) +{ + struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); + int ret; +#if MTK_V4L2_BENCHMARK + struct timeval begin, end; + + do_gettimeofday(&begin); +#endif + + ret = v4l2_m2m_qbuf(file, ctx->m2m_ctx, buf); + +#if MTK_V4L2_BENCHMARK + do_gettimeofday(&end); + + if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + ctx->total_qbuf_cap_cnt++; + ctx->total_qbuf_cap_time += + ((end.tv_sec - begin.tv_sec) * 1000000 + + end.tv_usec - begin.tv_usec); + } + + if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + ctx->total_qbuf_out_cnt++; + ctx->total_qbuf_out_time += + ((end.tv_sec - begin.tv_sec) * 1000000 + + end.tv_usec - begin.tv_usec); + } + +#endif + + return ret; +} + +static int vidioc_venc_dqbuf(struct file *file, void *priv, + struct v4l2_buffer *buf) +{ + struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); + int ret; +#if MTK_V4L2_BENCHMARK + struct timeval begin, end; + + do_gettimeofday(&begin); +#endif + + ret = v4l2_m2m_dqbuf(file, ctx->m2m_ctx, buf); +#if MTK_V4L2_BENCHMARK + + do_gettimeofday(&end); + if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + ctx->total_dqbuf_cap_cnt++; + ctx->total_dqbuf_cap_time += + ((end.tv_sec - begin.tv_sec) * 1000000 + + end.tv_usec - begin.tv_usec); + } + + if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + ctx->total_dqbuf_out_cnt++; + ctx->total_dqbuf_out_time += + ((end.tv_sec - begin.tv_sec) * 1000000 + + end.tv_usec - begin.tv_usec); + } + +#endif + return ret; +} +static int vidioc_venc_expbuf(struct file *file, void *priv, + struct v4l2_exportbuffer *eb) +{ + struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); + int ret; +#if MTK_V4L2_BENCHMARK + struct timeval begin, end; + + do_gettimeofday(&begin); +#endif + + ret = v4l2_m2m_expbuf(file, ctx->m2m_ctx, eb); + +#if MTK_V4L2_BENCHMARK + do_gettimeofday(&end); + ctx->total_expbuf_time += + ((end.tv_sec - begin.tv_sec) * 1000000 + + end.tv_usec - begin.tv_usec); +#endif + return ret; +} + +static int vidioc_venc_querycap(struct file *file, void *priv, + struct v4l2_capability *cap) +{ + strncpy(cap->driver, MTK_VCODEC_ENC_NAME, sizeof(cap->driver) - 1); + cap->bus_info[0] = 0; + cap->version = KERNEL_VERSION(1, 0, 0); + /* + * This is only a mem-to-mem video device. The capture and output + * device capability flags are left only for backward compatibility + * and are scheduled for removal. + */ + cap->capabilities = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING | + V4L2_CAP_VIDEO_CAPTURE_MPLANE | + V4L2_CAP_VIDEO_OUTPUT_MPLANE; + + return 0; +} + +static int vidioc_venc_subscribe_event(struct v4l2_fh *fh, + const struct v4l2_event_subscription *sub) +{ + return v4l2_event_subscribe(fh, sub, 0, NULL); +} + +static int vidioc_venc_s_parm(struct file *file, void *priv, + struct v4l2_streamparm *a) +{ + struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); + + if (a->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + mutex_lock(&ctx->encode_param_mutex); + ctx->enc_params.framerate_num = + a->parm.output.timeperframe.denominator; + ctx->enc_params.framerate_denom = + a->parm.output.timeperframe.numerator; + ctx->param_change |= MTK_ENCODE_PARAM_FRAMERATE; + mutex_unlock(&ctx->encode_param_mutex); + mtk_v4l2_debug(1, "framerate = %d/%d", + ctx->enc_params.framerate_num, + ctx->enc_params.framerate_denom); + } else { + mtk_v4l2_err("Non support param type %d", + a->type); + return -EINVAL; + } + return 0; +} + +static struct mtk_q_data *mtk_venc_get_q_data(struct mtk_vcodec_ctx *ctx, + enum v4l2_buf_type type) +{ + switch (type) { + case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: + case V4L2_BUF_TYPE_VIDEO_OUTPUT: + return &ctx->q_data[MTK_Q_DATA_SRC]; + case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: + case V4L2_BUF_TYPE_VIDEO_CAPTURE: + return &ctx->q_data[MTK_Q_DATA_DST]; + default: + BUG(); + } + return NULL; +} + +static struct mtk_video_fmt *mtk_venc_find_format(struct v4l2_format *f) +{ + struct mtk_video_fmt *fmt; + unsigned int k; + + for (k = 0; k < NUM_FORMATS; k++) { + fmt = &mtk_video_formats[k]; + if (fmt->fourcc == f->fmt.pix.pixelformat) + return fmt; + } + + return NULL; +} + +static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f) +{ + struct mtk_video_fmt *fmt; + char str[10]; + struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp; + + mtk_vcodec_fmt2str(f->fmt.pix_mp.pixelformat, str); + + if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + fmt = mtk_venc_find_format(f); + if (!fmt) { + mtk_v4l2_err("failed to try output format %s\n", str); + return -EINVAL; + } + if (pix_fmt_mp->plane_fmt[0].sizeimage == 0) { + mtk_v4l2_err("must be set encoding output size %s\n", + str); + return -EINVAL; + } + + pix_fmt_mp->plane_fmt[0].bytesperline = + pix_fmt_mp->plane_fmt[0].sizeimage; + } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + fmt = mtk_venc_find_format(f); + if (!fmt) { + mtk_v4l2_err("failed to try output format %s\n", str); + return -EINVAL; + } + + if (fmt->num_planes != pix_fmt_mp->num_planes) { + mtk_v4l2_err("failed to try output format %d %d %s\n", + fmt->num_planes, pix_fmt_mp->num_planes, + str); + return -EINVAL; + } + + v4l_bound_align_image(&pix_fmt_mp->width, 8, 1920, 1, + &pix_fmt_mp->height, 4, 1080, 1, 0); + } else { + pr_err("invalid buf type %d\n", f->type); + return -EINVAL; + } + return 0; +} + +static void mtk_vcodec_enc_calc_src_size(struct mtk_vcodec_ctx *ctx) +{ + struct mtk_video_fmt *fmt = ctx->q_data[MTK_Q_DATA_SRC].fmt; + struct mtk_q_data *q_data = &ctx->q_data[MTK_Q_DATA_SRC]; + + ctx->q_data[MTK_Q_DATA_SRC].sizeimage[0] = + ((q_data->width + 15) / 16) * + ((q_data->height + 15) / 16) * 256; + ctx->q_data[MTK_Q_DATA_SRC].bytesperline[0] = ALIGN(q_data->width, 16); + + if (fmt->num_planes == 2) { + ctx->q_data[MTK_Q_DATA_SRC].sizeimage[1] = + ((q_data->width + 15) / 16) * + ((q_data->height + 15) / 16) * 128; + ctx->q_data[MTK_Q_DATA_SRC].sizeimage[2] = 0; + ctx->q_data[MTK_Q_DATA_SRC].bytesperline[1] = + ALIGN(q_data->width, 16); + ctx->q_data[MTK_Q_DATA_SRC].bytesperline[2] = 0; + } else { + ctx->q_data[MTK_Q_DATA_SRC].sizeimage[1] = + ((q_data->width + 15) / 16) * + ((q_data->height + 15) / 16) * 64; + ctx->q_data[MTK_Q_DATA_SRC].sizeimage[2] = + ((q_data->width + 15) / 16) * + ((q_data->height + 15) / 16) * 64; + ctx->q_data[MTK_Q_DATA_SRC].bytesperline[1] = + ALIGN(q_data->width, 16) / 2; + ctx->q_data[MTK_Q_DATA_SRC].bytesperline[2] = + ALIGN(q_data->width, 16) / 2; + } +} + +static int vidioc_venc_s_fmt(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct mtk_vcodec_dev *dev = video_drvdata(file); + struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); + struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp; + struct vb2_queue *vq; + struct mtk_q_data *q_data; + int i, ret; + + ret = vidioc_try_fmt(file, priv, f); + if (ret) + return ret; + + vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type); + if (!vq) { + v4l2_err(&dev->v4l2_dev, "fail to get vq\n"); + return -EINVAL; + } + + if (vb2_is_busy(vq)) { + v4l2_err(&dev->v4l2_dev, "queue busy\n"); + return -EBUSY; + } + + q_data = mtk_venc_get_q_data(ctx, f->type); + if (!q_data) { + v4l2_err(&dev->v4l2_dev, "fail to get q data\n"); + return -EINVAL; + } + + q_data->fmt = mtk_venc_find_format(f); + if (!q_data->fmt) { + v4l2_err(&dev->v4l2_dev, "q data null format\n"); + return -EINVAL; + } + + q_data->width = f->fmt.pix_mp.width; + q_data->height = f->fmt.pix_mp.height; + q_data->colorspace = f->fmt.pix_mp.colorspace; + q_data->field = f->fmt.pix_mp.field; + + for (i = 0; i < f->fmt.pix_mp.num_planes; i++) { + struct v4l2_plane_pix_format *plane_fmt; + + plane_fmt = &f->fmt.pix_mp.plane_fmt[i]; + q_data->bytesperline[i] = plane_fmt->bytesperline; + q_data->sizeimage[i] = plane_fmt->sizeimage; + } + + if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + q_data->width = f->fmt.pix_mp.width; + q_data->height = f->fmt.pix_mp.height; + + mtk_vcodec_enc_calc_src_size(ctx); + pix_fmt_mp->plane_fmt[0].sizeimage = q_data->sizeimage[0]; + pix_fmt_mp->plane_fmt[0].bytesperline = + ctx->q_data[MTK_Q_DATA_SRC].bytesperline[0]; + pix_fmt_mp->plane_fmt[1].sizeimage = q_data->sizeimage[1]; + pix_fmt_mp->plane_fmt[1].bytesperline = + ctx->q_data[MTK_Q_DATA_SRC].bytesperline[1]; + pix_fmt_mp->plane_fmt[2].sizeimage = q_data->sizeimage[2]; + pix_fmt_mp->plane_fmt[2].bytesperline = + ctx->q_data[MTK_Q_DATA_SRC].bytesperline[2]; + } + + mtk_v4l2_debug(1, + "[%d]: t=%d wxh=%dx%d fmt=%c%c%c%c sz=0x%x-%x-%x", + ctx->idx, + f->type, + q_data->width, q_data->height, + (f->fmt.pix_mp.pixelformat & 0xff), + (f->fmt.pix_mp.pixelformat >> 8) & 0xff, + (f->fmt.pix_mp.pixelformat >> 16) & 0xff, + (f->fmt.pix_mp.pixelformat >> 24) & 0xff, + q_data->sizeimage[0], + q_data->sizeimage[1], + q_data->sizeimage[2]); + + return 0; +} + +static int vidioc_venc_g_fmt(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct v4l2_pix_format_mplane *pix = &f->fmt.pix_mp; + struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); + struct vb2_queue *vq; + struct mtk_q_data *q_data; + int i; + + vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type); + if (!vq) + return -EINVAL; + + q_data = mtk_venc_get_q_data(ctx, f->type); + + pix->width = q_data->width; + pix->height = q_data->height; + pix->pixelformat = q_data->fmt->fourcc; + pix->field = q_data->field; + pix->colorspace = q_data->colorspace; + pix->num_planes = q_data->fmt->num_planes; + + for (i = 0; i < pix->num_planes; i++) { + pix->plane_fmt[i].bytesperline = q_data->bytesperline[i]; + pix->plane_fmt[i].sizeimage = q_data->sizeimage[i]; + } + + mtk_v4l2_debug(1, + "[%d]<- type=%d wxh=%dx%d fmt=%c%c%c%c sz[0]=0x%x sz[1]=0x%x", + ctx->idx, f->type, + pix->width, pix->height, + (pix->pixelformat & 0xff), + (pix->pixelformat >> 8) & 0xff, + (pix->pixelformat >> 16) & 0xff, + (pix->pixelformat >> 24) & 0xff, + pix->plane_fmt[0].sizeimage, + pix->plane_fmt[1].sizeimage); + + return 0; +} + +static int vidioc_venc_g_ctrl(struct file *file, void *fh, + struct v4l2_control *ctrl) +{ + int ret = 0; + + switch (ctrl->id) { + case V4L2_CID_MIN_BUFFERS_FOR_CAPTURE: + case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT: + ctrl->value = 1; + break; + default: + ret = -EINVAL; + break; + } + return ret; +} + +static int vidioc_venc_s_crop(struct file *file, void *fh, + const struct v4l2_crop *a) +{ + struct mtk_vcodec_ctx *ctx = fh_to_ctx(fh); + struct mtk_q_data *q_data; + + if (a->c.left || a->c.top) + return -EINVAL; + + q_data = mtk_venc_get_q_data(ctx, a->type); + if (!q_data) + return -EINVAL; + + if (a->c.width != q_data->width || + a->c.height != q_data->height) { + mtk_v4l2_err("crop right %d bottom %d w %d h %d\n", + a->c.width, a->c.height, q_data->width, + q_data->height); + return -EINVAL; + } + + return 0; +} + +static int vidioc_venc_g_crop(struct file *file, void *fh, + struct v4l2_crop *a) +{ + struct mtk_vcodec_ctx *ctx = fh_to_ctx(fh); + struct mtk_q_data *q_data; + + if (a->c.left || a->c.top) + return -EINVAL; + + q_data = mtk_venc_get_q_data(ctx, a->type); + if (!q_data) + return -EINVAL; + + a->c.width = q_data->width; + a->c.height = q_data->height; + + return 0; +} + + +const struct v4l2_ioctl_ops mtk_venc_ioctl_ops = { + .vidioc_streamon = vidioc_venc_streamon, + .vidioc_streamoff = vidioc_venc_streamoff, + + .vidioc_reqbufs = vidioc_venc_reqbufs, + .vidioc_querybuf = vidioc_venc_querybuf, + .vidioc_qbuf = vidioc_venc_qbuf, + .vidioc_expbuf = vidioc_venc_expbuf, + .vidioc_dqbuf = vidioc_venc_dqbuf, + + .vidioc_querycap = vidioc_venc_querycap, + .vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane, + .vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane, + .vidioc_enum_framesizes = vidioc_enum_framesizes, + + .vidioc_subscribe_event = vidioc_venc_subscribe_event, + + .vidioc_s_parm = vidioc_venc_s_parm, + + .vidioc_s_fmt_vid_cap_mplane = vidioc_venc_s_fmt, + .vidioc_s_fmt_vid_out_mplane = vidioc_venc_s_fmt, + + .vidioc_g_fmt_vid_cap_mplane = vidioc_venc_g_fmt, + .vidioc_g_fmt_vid_out_mplane = vidioc_venc_g_fmt, + + .vidioc_g_ctrl = vidioc_venc_g_ctrl, + + .vidioc_s_crop = vidioc_venc_s_crop, + .vidioc_g_crop = vidioc_venc_g_crop, + +}; + +static int vb2ops_venc_queue_setup(struct vb2_queue *vq, + const void *parg, + unsigned int *nbuffers, + unsigned int *nplanes, + unsigned int sizes[], void *alloc_ctxs[]) +{ + struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vq); + struct mtk_q_data *q_data; + + q_data = mtk_venc_get_q_data(ctx, vq->type); + + if (*nbuffers < 1) + *nbuffers = 1; + if (*nbuffers > MTK_VIDEO_MAX_FRAME) + *nbuffers = MTK_VIDEO_MAX_FRAME; + + *nplanes = q_data->fmt->num_planes; + + if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + unsigned int i; + + for (i = 0; i < *nplanes; i++) { + sizes[i] = q_data->sizeimage[i]; + alloc_ctxs[i] = ctx->dev->alloc_ctx; + } + } else if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + sizes[0] = q_data->sizeimage[0]; + alloc_ctxs[0] = ctx->dev->alloc_ctx; + } else { + BUG(); + } + + mtk_v4l2_debug(2, + "[%d]get %d buffer(s) of size 0x%x each", + ctx->idx, *nbuffers, sizes[0]); + + return 0; +} + +static int vb2ops_venc_buf_prepare(struct vb2_buffer *vb) +{ + struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); + struct mtk_q_data *q_data; + int i; + + q_data = mtk_venc_get_q_data(ctx, vb->vb2_queue->type); + + for (i = 0; i < q_data->fmt->num_planes; i++) { + if (vb2_plane_size(vb, i) < q_data->sizeimage[i]) { + mtk_v4l2_debug(2, + "data will not fit into plane %d (%lu < %d)", + i, vb2_plane_size(vb, i), + q_data->sizeimage[i]); + return -EINVAL; + } + } + + return 0; +} + +static void vb2ops_venc_buf_queue(struct vb2_buffer *vb) +{ + struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); + struct vb2_v4l2_buffer *v4l2_vb = to_vb2_v4l2_buffer(vb); + struct mtk_video_enc_buf *buf = + container_of(v4l2_vb, struct mtk_video_enc_buf, b); + + mutex_lock(&ctx->encode_param_mutex); + if ((vb->vb2_queue->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) && + (ctx->param_change != MTK_ENCODE_PARAM_NONE)) { + mtk_v4l2_debug(1, + "[%d] Before id=%d encode parameter change %x", + ctx->idx, vb->index, + ctx->param_change); + buf->param_change = ctx->param_change; + if (buf->param_change & MTK_ENCODE_PARAM_BITRATE) { + buf->enc_params.bitrate = ctx->enc_params.bitrate; + mtk_v4l2_debug(1, "change param br=%d", + buf->enc_params.bitrate); + } + if (ctx->param_change & MTK_ENCODE_PARAM_FRAMERATE) { + buf->enc_params.framerate_num = + ctx->enc_params.framerate_num; + buf->enc_params.framerate_denom = + ctx->enc_params.framerate_denom; + mtk_v4l2_debug(1, "change param fr=%d", + buf->enc_params.framerate_num / + buf->enc_params.framerate_denom); + } + if (ctx->param_change & MTK_ENCODE_PARAM_INTRA_PERIOD) { + buf->enc_params.gop_size = ctx->enc_params.gop_size; + mtk_v4l2_debug(1, "change param intra period=%d", + buf->enc_params.gop_size); + } + if (ctx->param_change & MTK_ENCODE_PARAM_FRAME_TYPE) { + buf->enc_params.force_intra = + ctx->enc_params.force_intra; + mtk_v4l2_debug(1, "change param force I=%d", + buf->enc_params.force_intra); + } + if (ctx->param_change & MTK_ENCODE_PARAM_SKIP_FRAME) { + buf->enc_params.skip_frame = + ctx->enc_params.skip_frame; + mtk_v4l2_debug(1, "change param skip frame=%d", + buf->enc_params.skip_frame); + } + ctx->param_change = MTK_ENCODE_PARAM_NONE; + } + mutex_unlock(&ctx->encode_param_mutex); + v4l2_m2m_buf_queue(ctx->m2m_ctx, to_vb2_v4l2_buffer(vb)); +} + +static void mtk_venc_set_param(struct mtk_vcodec_ctx *ctx, void *param) +{ + struct venc_enc_prm *p = (struct venc_enc_prm *)param; + struct mtk_q_data *q_data_src = &ctx->q_data[MTK_Q_DATA_SRC]; + struct mtk_enc_params *enc_params = &ctx->enc_params; + unsigned int frame_rate; + + mutex_lock(&ctx->encode_param_mutex); + + frame_rate = enc_params->framerate_num / enc_params->framerate_denom; + + switch (q_data_src->fmt->fourcc) { + case V4L2_PIX_FMT_YUV420: + case V4L2_PIX_FMT_YUV420M: + p->input_fourcc = VENC_YUV_FORMAT_420; + break; + case V4L2_PIX_FMT_YVU420: + case V4L2_PIX_FMT_YVU420M: + p->input_fourcc = VENC_YUV_FORMAT_YV12; + break; + case V4L2_PIX_FMT_NV12: + case V4L2_PIX_FMT_NV12M: + p->input_fourcc = VENC_YUV_FORMAT_NV12; + break; + case V4L2_PIX_FMT_NV21: + case V4L2_PIX_FMT_NV21M: + p->input_fourcc = VENC_YUV_FORMAT_NV21; + break; + } + p->h264_profile = enc_params->h264_profile; + p->h264_level = enc_params->h264_level; + p->width = q_data_src->width; + p->height = q_data_src->height; + p->buf_width = q_data_src->bytesperline[0]; + p->buf_height = ((q_data_src->height + 0xf) & (~0xf)); + p->frm_rate = frame_rate; + p->intra_period = enc_params->gop_size; + p->bitrate = enc_params->bitrate; + + ctx->param_change = MTK_ENCODE_PARAM_NONE; + mutex_unlock(&ctx->encode_param_mutex); + + mtk_v4l2_debug(1, + "fmt 0x%x P/L %d/%d w/h %d/%d buf %d/%d fps/bps %d/%d gop %d", + p->input_fourcc, p->h264_profile, p->h264_level, p->width, + p->height, p->buf_width, p->buf_height, p->frm_rate, + p->bitrate, p->intra_period); +} + +static int vb2ops_venc_start_streaming(struct vb2_queue *q, unsigned int count) +{ + struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q); + struct v4l2_device *v4l2_dev = &ctx->dev->v4l2_dev; + int ret; +#if MTK_V4L2_BENCHMARK + struct timeval begin, end; + + do_gettimeofday(&begin); +#endif + + if (!(vb2_start_streaming_called(&ctx->m2m_ctx->out_q_ctx.q) & + vb2_start_streaming_called(&ctx->m2m_ctx->cap_q_ctx.q))) { + mtk_v4l2_debug(1, "[%d]-> out=%d cap=%d", + ctx->idx, + vb2_start_streaming_called(&ctx->m2m_ctx->out_q_ctx.q), + vb2_start_streaming_called(&ctx->m2m_ctx->cap_q_ctx.q)); + return 0; + } + + if ((ctx->state & (MTK_STATE_ERROR | MTK_STATE_ABORT))) + return -EINVAL; + + if (ctx->state == MTK_STATE_FREE) { + ret = venc_if_create(ctx, + ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc, + &ctx->h_enc); + + if (ret != 0) { + ctx->state |= MTK_STATE_ERROR; + v4l2_err(v4l2_dev, "invalid codec type=%x\n", + ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc); + v4l2_err(v4l2_dev, "venc_if_create failed=%d\n", ret); + return -EINVAL; + } + + if (ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == + V4L2_PIX_FMT_H264) + ctx->hdr = 1; + + ctx->state |= MTK_STATE_CREATE; + } + + if ((ctx->state & MTK_STATE_CREATE) && !(ctx->state & MTK_STATE_INIT)) { + ret = venc_if_init(ctx->h_enc); + if (ret != 0) { + ctx->state |= MTK_STATE_ERROR; + v4l2_err(v4l2_dev, "venc_if_init failed=%d\n", ret); + return -EINVAL; + } + INIT_WORK(&ctx->encode_work, mtk_venc_worker); + ctx->state |= MTK_STATE_INIT; + } + + if ((ctx->state & MTK_STATE_INIT) && !(ctx->state & MTK_STATE_CONFIG)) { + struct venc_enc_prm param; + + mtk_venc_set_param(ctx, ¶m); + ret = venc_if_set_param(ctx->h_enc, + VENC_SET_PARAM_ENC, ¶m); + if (ret != 0) { + ctx->state |= MTK_STATE_ERROR; + v4l2_err(v4l2_dev, "venc_if_set_param failed=%d\n", + ret); + return -EINVAL; + } + if (ctx->hdr) { + if (ctx->enc_params.seq_hdr_mode == + V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE) { + ctx->state |= MTK_STATE_CONFIG; + } else { + ret = venc_if_set_param(ctx->h_enc, + VENC_SET_PARAM_PREPEND_HEADER, + 0); + if (ret != 0) { + ctx->state |= MTK_STATE_ERROR; + v4l2_err(v4l2_dev, + "venc_if_set_param failed=%d\n", + ret); + return -EINVAL; + } + ctx->state |= (MTK_STATE_CONFIG | + MTK_STATE_HEADER); + } + } else { + ctx->state |= (MTK_STATE_CONFIG | MTK_STATE_HEADER); + } + } + +#if MTK_V4L2_BENCHMARK + do_gettimeofday(&end); + ctx->total_enc_dec_init_time = + ((end.tv_sec - begin.tv_sec) * 1000000 + + end.tv_usec - begin.tv_usec); + +#endif + if ((ctx->state & MTK_STATE_HEADER)) + return 0; + + if (!(ctx->state & MTK_STATE_CONFIG)) { + ctx->state |= MTK_STATE_ERROR; + mtk_v4l2_err("not configured, state=0x%x\n", ctx->state); + return -EINVAL; + } + return 0; +} + +static void vb2ops_venc_stop_streaming(struct vb2_queue *q) +{ + struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q); + struct v4l2_device *v4l2_dev = &ctx->dev->v4l2_dev; + struct vb2_buffer *src_buf, *dst_buf; + int retry; + int ret; + + mtk_v4l2_debug(2, "[%d]-> type=%d", ctx->idx, q->type); + + retry = 0; + while ((ctx->state & MTK_STATE_RUNNING) && (retry < 10)) { + mtk_vcodec_clean_ctx_int_flags(ctx); + ctx->state |= MTK_STATE_ABORT; + ret = mtk_vcodec_wait_for_done_ctx(ctx, + MTK_INST_WORK_THREAD_ABORT_DONE, + 200, true); + mtk_v4l2_debug(1, "[%d] (%d) state=%d, retry=%d", + ctx->idx, q->type, ctx->state, retry); + retry++; + } + + if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + while ((dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx))) { + dst_buf->planes[0].bytesused = 0; + v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf), VB2_BUF_STATE_DONE); + } + } else { + while ((src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx))) + v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf), VB2_BUF_STATE_DONE); + } + + /* todo : stop HW encoder and flush all buffers*/ + if ((q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE && + vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q)) || + (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE && + vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q))) { + mtk_v4l2_debug(1, "[%d]-> q type %d out=%d cap=%d", + ctx->idx, q->type, + vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q), + vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q)); + return; + } + + ctx->state |= MTK_STATE_FINISH; + + if ((ctx->state & MTK_STATE_INIT) && !(ctx->state & MTK_STATE_DEINIT)) { + ret = venc_if_deinit(ctx->h_enc); + if (ret != 0) { + ctx->state |= MTK_STATE_ERROR; + v4l2_err(v4l2_dev, "venc_if_deinit failed=%d\n", ret); + return; + } + ctx->state |= MTK_STATE_DEINIT; + } + + if ((ctx->state & MTK_STATE_CREATE)) { + ret = 0; + switch (ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc) { + case V4L2_PIX_FMT_H264: + case V4L2_PIX_FMT_VP8: + ret = venc_if_release(ctx->h_enc); + ctx->h_enc = 0; + break; + default: + ctx->state |= MTK_STATE_ERROR; + v4l2_err(v4l2_dev, "invalid codec type=%x\n", + ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc); + break; + } + if (ret != 0) { + ctx->state |= MTK_STATE_ERROR; + v4l2_err(v4l2_dev, "venc_if_release failed=%d\n", ret); + return; + } + } + + mtk_v4l2_debug(2, "[%d]-> state=0x%x", ctx->idx, ctx->state); + + ctx->state = MTK_STATE_FREE; +} + +static struct vb2_ops mtk_venc_vb2_ops = { + .queue_setup = vb2ops_venc_queue_setup, + .buf_prepare = vb2ops_venc_buf_prepare, + .buf_queue = vb2ops_venc_buf_queue, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, + .start_streaming = vb2ops_venc_start_streaming, + .stop_streaming = vb2ops_venc_stop_streaming, +}; + +static int mtk_venc_encode_header(void *priv) +{ + struct mtk_vcodec_ctx *ctx = priv; + struct v4l2_device *v4l2_dev = &ctx->dev->v4l2_dev; + int ret; + struct vb2_buffer *dst_buf; + struct mtk_vcodec_mem bs_buf; + struct venc_done_result enc_result; + int i; + + dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx); + if (!dst_buf) { + ctx->state |= MTK_STATE_ERROR; + mtk_v4l2_debug(1, "No dst buffer"); + return -EINVAL; + } + + bs_buf.va = vb2_plane_vaddr(dst_buf, 0); + bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0); + bs_buf.size = (unsigned int)dst_buf->planes[0].length; + + mtk_v4l2_debug(1, + "buf idx=%d va=0x%p dma_addr=0x%llx size=0x%lx", + dst_buf->index, bs_buf.va, + (u64)bs_buf.dma_addr, bs_buf.size); + + ret = venc_if_encode(ctx->h_enc, + VENC_START_OPT_ENCODE_SEQUENCE_HEADER, + 0, &bs_buf, &enc_result); + + if (ret != 0) { + dst_buf->planes[0].bytesused = 0; + ctx->state |= MTK_STATE_ERROR; + v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf), VB2_BUF_STATE_ERROR); + v4l2_err(v4l2_dev, "venc_if_encode failed=%d", ret); + return -EINVAL; + } + + ctx->state |= MTK_STATE_HEADER; + dst_buf->planes[0].bytesused = enc_result.bs_size; + + mtk_v4l2_debug(1, "venc_if_encode header len=%d", + enc_result.bs_size); + for (i = 0; i < enc_result.bs_size; i++) { + unsigned char *p = (unsigned char *)bs_buf.va; + + mtk_v4l2_debug(1, "buf[%d]=0x%2x", i, p[i]); + } + + v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf), VB2_BUF_STATE_DONE); + + return 0; +} + +static int mtk_venc_param_change(struct mtk_vcodec_ctx *ctx, void *priv) +{ + struct vb2_buffer *vb = priv; + struct vb2_v4l2_buffer *v4l2_vb = to_vb2_v4l2_buffer(vb); + struct mtk_video_enc_buf *buf = + container_of(v4l2_vb, struct mtk_video_enc_buf, b); + int ret = 0; + + if (buf->param_change == MTK_ENCODE_PARAM_NONE) + return 0; + + mtk_v4l2_debug(1, "encode parameters change id=%d", vb->index); + if (buf->param_change & MTK_ENCODE_PARAM_BITRATE) { + struct venc_enc_prm enc_prm; + + enc_prm.bitrate = buf->enc_params.bitrate; + mtk_v4l2_debug(1, "change param br=%d", + enc_prm.bitrate); + ret |= venc_if_set_param(ctx->h_enc, + VENC_SET_PARAM_ADJUST_BITRATE, + &enc_prm); + } + if (buf->param_change & MTK_ENCODE_PARAM_FRAMERATE) { + struct venc_enc_prm enc_prm; + + enc_prm.frm_rate = buf->enc_params.framerate_num / + buf->enc_params.framerate_denom; + mtk_v4l2_debug(1, "change param fr=%d", + enc_prm.frm_rate); + ret |= venc_if_set_param(ctx->h_enc, + VENC_SET_PARAM_ADJUST_FRAMERATE, + &enc_prm); + } + if (buf->param_change & MTK_ENCODE_PARAM_INTRA_PERIOD) { + mtk_v4l2_debug(1, "change param intra period=%d", + buf->enc_params.gop_size); + ret |= venc_if_set_param(ctx->h_enc, + VENC_SET_PARAM_I_FRAME_INTERVAL, + &buf->enc_params.gop_size); + } + if (buf->param_change & MTK_ENCODE_PARAM_FRAME_TYPE) { + mtk_v4l2_debug(1, "change param force I=%d", + buf->enc_params.force_intra); + if (buf->enc_params.force_intra) + ret |= venc_if_set_param(ctx->h_enc, + VENC_SET_PARAM_FORCE_INTRA, + 0); + } + if (buf->param_change & MTK_ENCODE_PARAM_SKIP_FRAME) { + mtk_v4l2_debug(1, "change param skip frame=%d", + buf->enc_params.skip_frame); + if (buf->enc_params.skip_frame) + ret |= venc_if_set_param(ctx->h_enc, + VENC_SET_PARAM_SKIP_FRAME, + 0); + } + buf->param_change = MTK_ENCODE_PARAM_NONE; + + if (ret != 0) { + ctx->state |= MTK_STATE_ERROR; + mtk_v4l2_err("venc_if_set_param failed=%d\n", ret); + return -1; + } + + return 0; +} + +static void mtk_venc_worker(struct work_struct *work) +{ + struct mtk_vcodec_ctx *ctx = container_of(work, struct mtk_vcodec_ctx, + encode_work); + struct vb2_buffer *src_buf, *dst_buf; + struct vb2_v4l2_buffer *v4l2_vb; + struct venc_frm_buf frm_buf; + struct mtk_vcodec_mem bs_buf; + struct venc_done_result enc_result; + int ret; + +#if MTK_V4L2_BENCHMARK + struct timeval begin, end; + struct timeval begin1, end1; + + do_gettimeofday(&begin); +#endif + + ctx->state |= MTK_STATE_RUNNING; + + if (!(ctx->state & MTK_STATE_HEADER)) { +#if MTK_V4L2_BENCHMARK + do_gettimeofday(&begin1); +#endif + mtk_venc_encode_header(ctx); +#if MTK_V4L2_BENCHMARK + do_gettimeofday(&end1); + ctx->total_enc_hdr_time += + ((end1.tv_sec - begin1.tv_sec) * 1000000 + + end1.tv_usec - begin1.tv_usec); +#endif + + ctx->state &= ~MTK_STATE_RUNNING; + v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx); + return; + } + + if (ctx->state & MTK_STATE_ABORT) { + ctx->state &= ~MTK_STATE_RUNNING; + v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx); + mtk_v4l2_debug(1, "[%d] [MTK_INST_ABORT]", ctx->idx); + ctx->int_cond = 1; + ctx->int_type = MTK_INST_WORK_THREAD_ABORT_DONE; + wake_up_interruptible(&ctx->queue); + return; + } + + src_buf = v4l2_m2m_next_src_buf(ctx->m2m_ctx); + if (!src_buf) + return; + + mtk_venc_param_change(ctx, src_buf); + + dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx); + if (!dst_buf) + return; + + frm_buf.fb_addr.va = vb2_plane_vaddr(src_buf, 0); + frm_buf.fb_addr.dma_addr = vb2_dma_contig_plane_dma_addr(src_buf, 0); + frm_buf.fb_addr.size = (unsigned int)src_buf->planes[0].length; + frm_buf.fb_addr1.va = vb2_plane_vaddr(src_buf, 1); + frm_buf.fb_addr1.dma_addr = vb2_dma_contig_plane_dma_addr(src_buf, 1); + frm_buf.fb_addr1.size = (unsigned int)src_buf->planes[1].length; + if (src_buf->num_planes == 3) { + frm_buf.fb_addr2.va = vb2_plane_vaddr(src_buf, 2); + frm_buf.fb_addr2.dma_addr = + vb2_dma_contig_plane_dma_addr(src_buf, 2); + frm_buf.fb_addr2.size = + (unsigned int)src_buf->planes[2].length; + } + bs_buf.va = vb2_plane_vaddr(dst_buf, 0); + bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0); + bs_buf.size = (unsigned int)dst_buf->planes[0].length; + + mtk_v4l2_debug(1, + "Framebuf VA=%p PA=%llx Size=0x%lx;VA=%p PA=0x%llx Size=0x%lx;VA=%p PA=0x%llx Size=0x%lx", + frm_buf.fb_addr.va, + (u64)frm_buf.fb_addr.dma_addr, + frm_buf.fb_addr.size, + frm_buf.fb_addr1.va, + (u64)frm_buf.fb_addr1.dma_addr, + frm_buf.fb_addr1.size, + frm_buf.fb_addr2.va, + (u64)frm_buf.fb_addr2.dma_addr, + frm_buf.fb_addr2.size); + + ret = venc_if_encode(ctx->h_enc, VENC_START_OPT_ENCODE_FRAME, + &frm_buf, &bs_buf, &enc_result); + + switch (enc_result.msg) { + case VENC_MESSAGE_OK: + src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx); + v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf), VB2_BUF_STATE_DONE); + dst_buf->planes[0].bytesused = enc_result.bs_size; + break; + default: + src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx); + v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf), VB2_BUF_STATE_ERROR); + dst_buf->planes[0].bytesused = 0; + break; + } + if (enc_result.is_key_frm) { + v4l2_vb = to_vb2_v4l2_buffer(dst_buf); + v4l2_vb->flags |= V4L2_BUF_FLAG_KEYFRAME; + } + + if (ret != 0) { + ctx->state |= MTK_STATE_ERROR; + v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf), VB2_BUF_STATE_ERROR); + mtk_v4l2_err("venc_if_encode failed=%d", ret); + } else { + v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf), VB2_BUF_STATE_DONE); + mtk_v4l2_debug(1, "venc_if_encode bs size=%d", + enc_result.bs_size); + } + +#if MTK_V4L2_BENCHMARK + do_gettimeofday(&end); + ctx->total_enc_dec_cnt++; + ctx->total_enc_dec_time += + ((end.tv_sec - begin.tv_sec) * 1000000 + + end.tv_usec - begin.tv_usec); +#endif + + ctx->state &= ~MTK_STATE_RUNNING; + v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx); + + mtk_v4l2_debug(1, "<=== src_buf[%d] dst_buf[%d] venc_if_encode ret=%d Size=%u===>", + src_buf->index, dst_buf->index, ret, + enc_result.bs_size); + +} + +static void m2mops_venc_device_run(void *priv) +{ + struct mtk_vcodec_ctx *ctx = priv; +#ifdef USE_ENCODE_THREAD + queue_work(ctx->dev->encode_workqueue, &ctx->encode_work); +#else + mtk_venc_worker(&ctx->encode_work); +#endif +} + +static int m2mops_venc_job_ready(void *m2m_priv) +{ + struct mtk_vcodec_ctx *ctx = m2m_priv; + + if (!v4l2_m2m_num_dst_bufs_ready(ctx->m2m_ctx)) { + mtk_v4l2_debug(3, + "[%d]Not ready: not enough video dst buffers.", + ctx->idx); + return 0; + } + + if (!v4l2_m2m_num_src_bufs_ready(ctx->m2m_ctx)) { + if ((ctx->state & MTK_STATE_HEADER)) { + mtk_v4l2_debug(3, + "[%d]Not ready: not enough video src buffers.", + ctx->idx); + return 0; + } + } + + if ((ctx->state & (MTK_STATE_ERROR | MTK_STATE_ABORT))) { + mtk_v4l2_debug(3, + "[%d]Not ready: state=0x%x.", + ctx->idx, ctx->state); + return 0; + } + + if (!(ctx->state & MTK_STATE_CONFIG)) { + mtk_v4l2_debug(3, + "[%d]Not ready: state=0x%x.", + ctx->idx, ctx->state); + return 0; + } + + mtk_v4l2_debug(3, "[%d]ready!", ctx->idx); + + return 1; +} + +static void m2mops_venc_job_abort(void *priv) +{ + struct mtk_vcodec_ctx *ctx = priv; + + mtk_v4l2_debug(3, "[%d]type=%d", ctx->idx, ctx->type); + + ctx->aborting = 1; + ctx->state |= MTK_STATE_ABORT; + + v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx); +} + +static void m2mops_venc_lock(void *m2m_priv) +{ + struct mtk_vcodec_ctx *ctx = m2m_priv; + + mutex_lock(&ctx->dev->dev_mutex); +} + +static void m2mops_venc_unlock(void *m2m_priv) +{ + struct mtk_vcodec_ctx *ctx = m2m_priv; + + mutex_unlock(&ctx->dev->dev_mutex); +} + +const struct v4l2_m2m_ops mtk_venc_m2m_ops = { + .device_run = m2mops_venc_device_run, + .job_ready = m2mops_venc_job_ready, + .job_abort = m2mops_venc_job_abort, + .lock = m2mops_venc_lock, + .unlock = m2mops_venc_unlock, +}; + +#define IS_MTK_VENC_PRIV(x) ((V4L2_CTRL_ID2CLASS(x) == V4L2_CTRL_CLASS_MPEG) &&\ + V4L2_CTRL_DRIVER_PRIV(x)) + +static const char *const *mtk_vcodec_enc_get_menu(u32 id) +{ + static const char *const mtk_vcodec_enc_video_frame_skip[] = { + "Disabled", + "Level Limit", + "VBV/CPB Limit", + NULL, + }; + static const char *const mtk_vcodec_enc_video_force_frame[] = { + "Disabled", + "I Frame", + "Not Coded", + NULL, + }; + switch (id) { + case V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE: + return mtk_vcodec_enc_video_frame_skip; + case V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE: + return mtk_vcodec_enc_video_force_frame; + } + return NULL; +} + +int mtk_venc_ctrls_setup(struct mtk_vcodec_ctx *ctx) +{ + struct v4l2_ctrl_config cfg; + int i; + + v4l2_ctrl_handler_init(&ctx->ctrl_hdl, NUM_CTRLS); + if (ctx->ctrl_hdl.error) { + v4l2_err(&ctx->dev->v4l2_dev, "Init control handler fail %d\n", + ctx->ctrl_hdl.error); + return ctx->ctrl_hdl.error; + } + for (i = 0; i < NUM_CTRLS; i++) { + if (IS_MTK_VENC_PRIV(controls[i].id)) { + memset(&cfg, 0, sizeof(struct v4l2_ctrl_config)); + cfg.ops = &mtk_vcodec_enc_ctrl_ops; + cfg.id = controls[i].id; + cfg.min = controls[i].minimum; + cfg.max = controls[i].maximum; + cfg.def = controls[i].default_value; + cfg.name = controls[i].name; + cfg.type = controls[i].type; + cfg.flags = 0; + if (cfg.type == V4L2_CTRL_TYPE_MENU) { + cfg.step = 0; + cfg.menu_skip_mask = cfg.menu_skip_mask; + cfg.qmenu = mtk_vcodec_enc_get_menu(cfg.id); + } else { + cfg.step = controls[i].step; + cfg.menu_skip_mask = 0; + } + v4l2_ctrl_new_custom(&ctx->ctrl_hdl, &cfg, NULL); + } else { + if ((controls[i].type == V4L2_CTRL_TYPE_MENU) || + (controls[i].type == V4L2_CTRL_TYPE_INTEGER_MENU)) { + v4l2_ctrl_new_std_menu( + &ctx->ctrl_hdl, + &mtk_vcodec_enc_ctrl_ops, + controls[i].id, + controls[i].maximum, 0, + controls[i].default_value); + } else { + v4l2_ctrl_new_std( + &ctx->ctrl_hdl, + &mtk_vcodec_enc_ctrl_ops, + controls[i].id, + controls[i].minimum, + controls[i].maximum, + controls[i].step, + controls[i].default_value); + } + } + + if (ctx->ctrl_hdl.error) { + v4l2_err(&ctx->dev->v4l2_dev, + "Adding control (%d) failed %d\n", + i, ctx->ctrl_hdl.error); + return ctx->ctrl_hdl.error; + } + } + + v4l2_ctrl_handler_setup(&ctx->ctrl_hdl); + return 0; +} + +void mtk_venc_ctrls_free(struct mtk_vcodec_ctx *ctx) +{ + v4l2_ctrl_handler_free(&ctx->ctrl_hdl); +} + +int m2mctx_venc_queue_init(void *priv, struct vb2_queue *src_vq, + struct vb2_queue *dst_vq) +{ + struct mtk_vcodec_ctx *ctx = priv; + int ret; + + src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; + src_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR; + src_vq->drv_priv = ctx; + src_vq->buf_struct_size = sizeof(struct mtk_video_enc_buf); + src_vq->ops = &mtk_venc_vb2_ops; + src_vq->mem_ops = &vb2_dma_contig_memops; + src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; + src_vq->lock = &ctx->vb2_mutex; + + ret = vb2_queue_init(src_vq); + if (ret) + return ret; + + dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; + dst_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR; + dst_vq->drv_priv = ctx; + dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); + dst_vq->ops = &mtk_venc_vb2_ops; + dst_vq->mem_ops = &vb2_dma_contig_memops; + dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; + dst_vq->lock = &ctx->vb2_mutex; + + return vb2_queue_init(dst_vq); +} + +int mtk_venc_unlock(struct mtk_vcodec_ctx *ctx) +{ + struct mtk_vcodec_dev *dev = ctx->dev; + + mutex_unlock(&dev->enc_mutex); + return 0; +} + +int mtk_venc_lock(struct mtk_vcodec_ctx *ctx) +{ + struct mtk_vcodec_dev *dev = ctx->dev; + + mutex_lock(&dev->enc_mutex); + dev->curr_ctx = ctx->idx; + return 0; +} + +void mtk_vcodec_venc_release(struct mtk_vcodec_ctx *ctx) +{ + if (ctx->h_enc) { + venc_if_deinit(ctx->h_enc); + venc_if_release(ctx->h_enc); + } + +#if MTK_V4L2_BENCHMARK + mtk_v4l2_debug(0, "\n\nMTK_V4L2_BENCHMARK"); + + mtk_v4l2_debug(0, " total_enc_dec_cnt: %d ", ctx->total_enc_dec_cnt); + mtk_v4l2_debug(0, " total_enc_dec_time: %d us", + ctx->total_enc_dec_time); + mtk_v4l2_debug(0, " total_enc_dec_init_time: %d us", + ctx->total_enc_dec_init_time); + mtk_v4l2_debug(0, " total_enc_hdr_time: %d us", + ctx->total_enc_hdr_time); + mtk_v4l2_debug(0, " total_qbuf_out_time: %d us", + ctx->total_qbuf_out_time); + mtk_v4l2_debug(0, " total_qbuf_out_cnt: %d ", + ctx->total_qbuf_out_cnt); + mtk_v4l2_debug(0, " total_qbuf_cap_time: %d us", + ctx->total_qbuf_cap_time); + mtk_v4l2_debug(0, " total_qbuf_cap_cnt: %d ", + ctx->total_qbuf_cap_cnt); + + mtk_v4l2_debug(0, " total_dqbuf_out_time: %d us", + ctx->total_dqbuf_out_time); + mtk_v4l2_debug(0, " total_dqbuf_out_cnt: %d ", + ctx->total_dqbuf_out_cnt); + mtk_v4l2_debug(0, " total_dqbuf_cap_time: %d us", + ctx->total_dqbuf_cap_time); + mtk_v4l2_debug(0, " total_dqbuf_cap_cnt: %d ", + ctx->total_dqbuf_cap_cnt); + + mtk_v4l2_debug(0, " total_expbuf_time: %d us", + ctx->total_expbuf_time); + +#endif + +} diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.h new file mode 100644 index 0000000..6802c93 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.h @@ -0,0 +1,28 @@ +/* +* Copyright (c) 2015 MediaTek Inc. +* Author: PC Chen +* Tiffany Lin +* +* 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 _MTK_VCODEC_ENC_H_ +#define _MTK_VCODEC_ENC_H_ + +int mtk_venc_unlock(struct mtk_vcodec_ctx *ctx); +int mtk_venc_lock(struct mtk_vcodec_ctx *ctx); +int m2mctx_venc_queue_init(void *priv, struct vb2_queue *src_vq, + struct vb2_queue *dst_vq); +void mtk_vcodec_venc_release(struct mtk_vcodec_ctx *ctx); +int mtk_venc_ctrls_setup(struct mtk_vcodec_ctx *ctx); +void mtk_venc_ctrls_free(struct mtk_vcodec_ctx *ctx); + +#endif /* _MTK_VCODEC_ENC_H_ */ diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c new file mode 100644 index 0000000..0f89880 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c @@ -0,0 +1,535 @@ +/* +* Copyright (c) 2015 MediaTek Inc. +* Author: PC Chen +* Tiffany Lin +* +* 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 +#include +#include +#include +#include + +#include "mtk_vcodec_drv.h" +#include "mtk_vcodec_enc.h" +#include "mtk_vcodec_pm.h" +#include "mtk_vcodec_intr.h" +#include "mtk_vcodec_util.h" +#include "mtk_vpu_core.h" + +static irqreturn_t mtk_vcodec_enc_irq_handler(int irq, void *priv); + +static void vpu_enc_capability_ipi_handler(void *data, unsigned int len, void *priv) +{ + struct mtk_vcodec_dev *dev = (struct mtk_vcodec_dev *)priv; + + dev->enc_capability = *((u32 *)data); + mtk_v4l2_debug(0, "IPI=%d encoder capability %x", + IPI_VENC_CAPABILITY, dev->enc_capability); +} + + +/* Wake up context wait_queue */ +static void wake_up_ctx(struct mtk_vcodec_ctx *ctx, unsigned int reason) +{ + ctx->int_cond = 1; + ctx->int_type = reason; + wake_up_interruptible(&ctx->queue); +} + +static irqreturn_t mtk_vcodec_enc_irq_handler(int irq, void *priv) +{ + struct mtk_vcodec_dev *dev = priv; + struct mtk_vcodec_ctx *ctx; + unsigned int irq_status; + + ctx = dev->ctx[dev->curr_ctx]; + if (ctx == NULL) { + mtk_v4l2_err("ctx==NULL"); + return IRQ_HANDLED; + } + mtk_v4l2_debug(1, "idx=%d", ctx->idx); + irq_status = readl(dev->reg_base[VENC_SYS] + + (MTK_VENC_IRQ_STATUS_OFFSET)); + if (irq_status & MTK_VENC_IRQ_STATUS_PAUSE) + writel((MTK_VENC_IRQ_STATUS_PAUSE), + dev->reg_base[VENC_SYS] + (MTK_VENC_IRQ_ACK_OFFSET)); + + if (irq_status & MTK_VENC_IRQ_STATUS_SWITCH) + writel((MTK_VENC_IRQ_STATUS_SWITCH), + dev->reg_base[VENC_SYS] + (MTK_VENC_IRQ_ACK_OFFSET)); + + if (irq_status & MTK_VENC_IRQ_STATUS_DRAM) + writel((MTK_VENC_IRQ_STATUS_DRAM), + dev->reg_base[VENC_SYS] + (MTK_VENC_IRQ_ACK_OFFSET)); + + if (irq_status & MTK_VENC_IRQ_STATUS_SPS) + writel((MTK_VENC_IRQ_STATUS_SPS), + dev->reg_base[VENC_SYS] + (MTK_VENC_IRQ_ACK_OFFSET)); + + if (irq_status & MTK_VENC_IRQ_STATUS_PPS) + writel((MTK_VENC_IRQ_STATUS_PPS), + dev->reg_base[VENC_SYS] + (MTK_VENC_IRQ_ACK_OFFSET)); + + if (irq_status & MTK_VENC_IRQ_STATUS_FRM) + writel((MTK_VENC_IRQ_STATUS_FRM), + dev->reg_base[VENC_SYS] + (MTK_VENC_IRQ_ACK_OFFSET)); + + ctx->irq_status = irq_status; + wake_up_ctx(ctx, MTK_INST_IRQ_RECEIVED); + return IRQ_HANDLED; +} + +#if 1 /* VENC_LT */ +static irqreturn_t mtk_vcodec_enc_irq_handler2(int irq, void *priv) +{ + struct mtk_vcodec_dev *dev = priv; + struct mtk_vcodec_ctx *ctx; + unsigned int irq_status; + + ctx = dev->ctx[dev->curr_ctx]; + if (ctx == NULL) { + mtk_v4l2_err("ctx==NULL"); + return IRQ_HANDLED; + } + mtk_v4l2_debug(1, "idx=%d", ctx->idx); + irq_status = readl(dev->reg_base[VENC_LT_SYS] + + (MTK_VENC_IRQ_STATUS_OFFSET)); + if (irq_status & MTK_VENC_IRQ_STATUS_PAUSE) + writel((MTK_VENC_IRQ_STATUS_PAUSE), + dev->reg_base[VENC_LT_SYS] + (MTK_VENC_IRQ_ACK_OFFSET)); + + if (irq_status & MTK_VENC_IRQ_STATUS_SWITCH) + writel((MTK_VENC_IRQ_STATUS_SWITCH), + dev->reg_base[VENC_LT_SYS] + (MTK_VENC_IRQ_ACK_OFFSET)); + + if (irq_status & MTK_VENC_IRQ_STATUS_DRAM) + writel((MTK_VENC_IRQ_STATUS_DRAM), + dev->reg_base[VENC_LT_SYS] + (MTK_VENC_IRQ_ACK_OFFSET)); + + if (irq_status & MTK_VENC_IRQ_STATUS_SPS) + writel((MTK_VENC_IRQ_STATUS_SPS), + dev->reg_base[VENC_LT_SYS] + (MTK_VENC_IRQ_ACK_OFFSET)); + + if (irq_status & MTK_VENC_IRQ_STATUS_PPS) + writel((MTK_VENC_IRQ_STATUS_PPS), + dev->reg_base[VENC_LT_SYS] + (MTK_VENC_IRQ_ACK_OFFSET)); + + if (irq_status & MTK_VENC_IRQ_STATUS_FRM) + writel((MTK_VENC_IRQ_STATUS_FRM), + dev->reg_base[VENC_LT_SYS] + (MTK_VENC_IRQ_ACK_OFFSET)); + + ctx->irq_status = irq_status; + wake_up_ctx(ctx, MTK_INST_IRQ_RECEIVED); + return IRQ_HANDLED; +} +#endif + +static int fops_vcodec_open(struct file *file) +{ + struct video_device *vfd = video_devdata(file); + struct mtk_vcodec_dev *dev = video_drvdata(file); + struct mtk_vcodec_ctx *ctx = NULL; + int ret = 0; + + mtk_v4l2_debug(0, "%s encoder", dev_name(&dev->plat_dev->dev)); + mutex_lock(&dev->dev_mutex); + + ctx = devm_kzalloc(&dev->plat_dev->dev, sizeof(*ctx), GFP_KERNEL); + if (!ctx) { + ret = -ENOMEM; + goto err_alloc; + } + + if (dev->num_instances >= MTK_VCODEC_MAX_INSTANCES) { + mtk_v4l2_err("Too many open contexts\n"); + ret = -EBUSY; + goto err_no_ctx; + } + + ctx->idx = ffz(dev->instance_mask[0]); + v4l2_fh_init(&ctx->fh, video_devdata(file)); + file->private_data = &ctx->fh; + v4l2_fh_add(&ctx->fh); + ctx->dev = dev; + mutex_init(&ctx->encode_param_mutex); + mutex_init(&ctx->vb2_mutex); + if (vfd == dev->vfd_enc) { + ctx->type = MTK_INST_ENCODER; + ret = mtk_venc_ctrls_setup(ctx); + if (ret) { + mtk_v4l2_err("Failed to setup controls() (%d)\n", + ret); + goto err_ctrls_setup; + } + ctx->m2m_ctx = v4l2_m2m_ctx_init(dev->m2m_dev_enc, ctx, + &m2mctx_venc_queue_init); + if (IS_ERR(ctx->m2m_ctx)) { + ret = PTR_ERR(ctx->m2m_ctx); + mtk_v4l2_err("Failed to v4l2_m2m_ctx_init() (%d)\n", + ret); + goto err_ctx_init; + } + ctx->fh.ctrl_handler = &ctx->ctrl_hdl; + } else { + mtk_v4l2_err("Invalid vfd !\n"); + ret = -ENOENT; + goto err_ctx_init; + } + + init_waitqueue_head(&ctx->queue); + dev->num_instances++; + + if (dev->num_instances == 1) { + ret = vpu_load_firmware(vpu_get_plat_device(dev->plat_dev)); + if (ret < 0) { + mtk_v4l2_err("vpu_load_firmware failed!\n"); + goto err_load_fw; + } + mtk_v4l2_debug(0, "encoder capability %x", dev->enc_capability); + } + + mtk_v4l2_debug(2, "Create instance [%d]@%p m2m_ctx=%p type=%d\n", + ctx->idx, ctx, ctx->m2m_ctx, ctx->type); + ctx->state = MTK_STATE_FREE; + mtk_vcodec_clean_ctx_int_flags(ctx); + set_bit(ctx->idx, &dev->instance_mask[0]); + dev->ctx[ctx->idx] = ctx; + vpu_enable_clock(vpu_get_plat_device(dev->plat_dev)); + + mutex_unlock(&dev->dev_mutex); + return ret; + + /* Deinit when failure occurred */ +err_load_fw: + v4l2_m2m_ctx_release(ctx->m2m_ctx); + v4l2_fh_del(&ctx->fh); + v4l2_fh_exit(&ctx->fh); + dev->num_instances--; +err_ctx_init: +err_ctrls_setup: + mtk_venc_ctrls_free(ctx); +err_no_ctx: + devm_kfree(&dev->plat_dev->dev, ctx); +err_alloc: + mutex_unlock(&dev->dev_mutex); + return ret; +} + +static int fops_vcodec_release(struct file *file) +{ + struct mtk_vcodec_dev *dev = video_drvdata(file); + struct mtk_vcodec_ctx *ctx = fh_to_ctx(file->private_data); + + mtk_v4l2_debug(2, "[%d]\n", ctx->idx); + mutex_lock(&dev->dev_mutex); + v4l2_m2m_ctx_release(ctx->m2m_ctx); + mtk_vcodec_venc_release(ctx); + ctx->state = MTK_STATE_DEINIT; + mtk_venc_ctrls_free(ctx); + v4l2_fh_del(&ctx->fh); + v4l2_fh_exit(&ctx->fh); + dev->ctx[ctx->idx] = NULL; + dev->num_instances--; + if (dev->num_instances == 0) { + vpu_disable_clock(vpu_get_plat_device(dev->plat_dev)); + } + clear_bit(ctx->idx, &dev->instance_mask[0]); + devm_kfree(&dev->plat_dev->dev, ctx); + mutex_unlock(&dev->dev_mutex); + return 0; +} + +static unsigned int fops_vcodec_poll(struct file *file, + struct poll_table_struct *wait) +{ + struct mtk_vcodec_ctx *ctx = fh_to_ctx(file->private_data); + struct mtk_vcodec_dev *dev = ctx->dev; + int ret; + + mutex_lock(&dev->dev_mutex); + ret = v4l2_m2m_poll(file, ctx->m2m_ctx, wait); + mutex_unlock(&dev->dev_mutex); + + return ret; +} + +static int fops_vcodec_mmap(struct file *file, struct vm_area_struct *vma) +{ + struct mtk_vcodec_ctx *ctx = fh_to_ctx(file->private_data); + + return v4l2_m2m_mmap(file, ctx->m2m_ctx, vma); +} + +static const struct v4l2_file_operations mtk_vcodec_fops = { + .owner = THIS_MODULE, + .open = fops_vcodec_open, + .release = fops_vcodec_release, + .poll = fops_vcodec_poll, + .unlocked_ioctl = video_ioctl2, + .mmap = fops_vcodec_mmap, +}; + +static int mtk_vcodec_probe(struct platform_device *pdev) +{ + struct mtk_vcodec_dev *dev; + struct video_device *vfd_enc; + struct resource *res; + int i, j, ret; + struct platform_device *vpu_pdev; + + dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL); + if (!dev) + return -ENOMEM; + + dev->plat_dev = pdev; + + vpu_pdev = vpu_get_plat_device(dev->plat_dev); + if (vpu_pdev == NULL) { + mtk_v4l2_err("[VPU] vpu device in not ready\n"); + return -EPROBE_DEFER; + } + + ret = vpu_ipi_register(vpu_pdev, IPI_VENC_CAPABILITY, + vpu_enc_capability_ipi_handler, + "vpu_init", dev); + if (ret != 0) { + mtk_v4l2_err("[VPU] failed to register IPI_VENC_CAPBILITY\n"); + return ret; + } + + ret = mtk_vcodec_init_enc_pm(dev); + if (ret < 0) { + dev_err(&pdev->dev, "Failed to get mt vcodec clock source!\n"); + return ret; + } + + for (i = VENC_SYS, j = 0; i < NUM_MAX_VCODEC_REG_BASE; i++, j++) { + res = platform_get_resource(pdev, IORESOURCE_MEM, j); + if (res == NULL) { + dev_err(&pdev->dev, "get memory resource failed.\n"); + ret = -ENXIO; + goto err_res; + } + dev->reg_base[i] = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(dev->reg_base[i])) { + dev_err(&pdev->dev, + "devm_ioremap_resource %d failed.\n", i); + ret = PTR_ERR(dev->reg_base); + goto err_res; + } + mtk_v4l2_debug(2, "reg[%d] base=0x%p\n", i, dev->reg_base[i]); + } + + res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); + if (res == NULL) { + dev_err(&pdev->dev, "failed to get irq resource\n"); + ret = -ENOENT; + goto err_res; + } + + dev->enc_irq = platform_get_irq(pdev, 0); + ret = devm_request_irq(&pdev->dev, dev->enc_irq, + mtk_vcodec_enc_irq_handler, + 0, pdev->name, dev); + if (ret) { + dev_err(&pdev->dev, "Failed to install dev->enc_irq %d (%d)\n", + dev->enc_irq, + ret); + ret = -EINVAL; + goto err_res; + } + + dev->enc_lt_irq = platform_get_irq(pdev, 1); + ret = devm_request_irq(&pdev->dev, + dev->enc_lt_irq, mtk_vcodec_enc_irq_handler2, + 0, pdev->name, dev); + if (ret) { + dev_err(&pdev->dev, + "Failed to install dev->enc_lt_irq %d (%d)\n", + dev->enc_lt_irq, ret); + ret = -EINVAL; + goto err_res; + } + + disable_irq(dev->enc_irq); + disable_irq(dev->enc_lt_irq); /* VENC_LT */ + mutex_init(&dev->enc_mutex); + mutex_init(&dev->dev_mutex); + + snprintf(dev->v4l2_dev.name, sizeof(dev->v4l2_dev.name), "%s", + "[MTK_V4L2_VENC]"); + + ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev); + if (ret) { + mtk_v4l2_err("v4l2_device_register err=%d\n", ret); + return ret; + } + + init_waitqueue_head(&dev->queue); + + /* allocate video device for encoder and register it */ + vfd_enc = video_device_alloc(); + if (!vfd_enc) { + mtk_v4l2_err("Failed to allocate video device\n"); + ret = -ENOMEM; + goto err_enc_alloc; + } + vfd_enc->fops = &mtk_vcodec_fops; + vfd_enc->ioctl_ops = &mtk_venc_ioctl_ops; + vfd_enc->release = video_device_release; + vfd_enc->lock = &dev->dev_mutex; + vfd_enc->v4l2_dev = &dev->v4l2_dev; + vfd_enc->vfl_dir = VFL_DIR_M2M; + snprintf(vfd_enc->name, sizeof(vfd_enc->name), "%s", + MTK_VCODEC_ENC_NAME); + video_set_drvdata(vfd_enc, dev); + dev->vfd_enc = vfd_enc; + platform_set_drvdata(pdev, dev); + ret = video_register_device(vfd_enc, VFL_TYPE_GRABBER, 1); + if (ret) { + mtk_v4l2_err("Failed to register video device\n"); + goto err_enc_reg; + } + mtk_v4l2_debug(0, "encoder registered as /dev/video%d\n", + vfd_enc->num); + + dev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev); + if (IS_ERR(dev->alloc_ctx)) { + mtk_v4l2_err("Failed to alloc vb2 dma context 0\n"); + ret = PTR_ERR(dev->alloc_ctx); + goto err_vb2_ctx_init; + } + + dev->m2m_dev_enc = v4l2_m2m_init(&mtk_venc_m2m_ops); + if (IS_ERR(dev->m2m_dev_enc)) { + mtk_v4l2_err("Failed to init mem2mem enc device\n"); + ret = PTR_ERR(dev->m2m_dev_enc); + goto err_enc_mem_init; + } + + dev->encode_workqueue = + create_singlethread_workqueue(MTK_VCODEC_ENC_NAME); + if (!dev->encode_workqueue) { + mtk_v4l2_err("Failed to create encode workqueue\n"); + ret = -EINVAL; + goto err_event_workq; + } + + return 0; + +err_event_workq: + v4l2_m2m_release(dev->m2m_dev_enc); +err_enc_mem_init: + vb2_dma_contig_cleanup_ctx(dev->alloc_ctx); +err_vb2_ctx_init: + video_unregister_device(vfd_enc); +err_enc_reg: + video_device_release(vfd_enc); +err_enc_alloc: + v4l2_device_unregister(&dev->v4l2_dev); +err_res: + mtk_vcodec_release_enc_pm(dev); + return ret; +} + +static const struct of_device_id mtk_vcodec_match[] = { + {.compatible = "mediatek,mt8173-vcodec-enc",}, + {}, +}; +MODULE_DEVICE_TABLE(of, mtk_vcodec_match); + +static int mtk_vcodec_remove(struct platform_device *pdev) +{ + struct mtk_vcodec_dev *dev = platform_get_drvdata(pdev); + + mtk_v4l2_debug_enter(); + flush_workqueue(dev->encode_workqueue); + destroy_workqueue(dev->encode_workqueue); + if (dev->m2m_dev_enc) + v4l2_m2m_release(dev->m2m_dev_enc); + if (dev->alloc_ctx) + vb2_dma_contig_cleanup_ctx(dev->alloc_ctx); + + if (dev->vfd_enc) { + video_unregister_device(dev->vfd_enc); + video_device_release(dev->vfd_enc); + } + v4l2_device_unregister(&dev->v4l2_dev); + mtk_vcodec_release_enc_pm(dev); + return 0; +} + +static int mtk_vcodec_venc_suspend(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct mtk_vcodec_dev *m_dev = platform_get_drvdata(pdev); + + mtk_v4l2_debug(0, "m_dev->num_instances=%d", m_dev->num_instances); + if (m_dev->num_instances == 0) + return 0; + mtk_vcodec_clean_dev_int_flags(m_dev); + if (test_and_set_bit(0, &m_dev->enter_suspend) != 0) { + mtk_v4l2_err("Error: going to suspend for a second time\n"); + return -EIO; + } + mtk_vcodec_wait_for_done_dev(m_dev, + MTK_INST_WORK_THREAD_SUSPEND_DONE, + 3000, true); + + mutex_lock(&m_dev->enc_mutex); + mtk_vcodec_enc_clock_off(); + mtk_v4l2_debug(0, "m_dev->num_instances=%d", m_dev->num_instances); + return 0; +} + +static int mtk_vcodec_venc_resume(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct mtk_vcodec_dev *m_dev = platform_get_drvdata(pdev); + + mtk_v4l2_debug(0, "m_dev->num_instances=%d", m_dev->num_instances); + if (m_dev->num_instances == 0) + return 0; + + test_and_clear_bit(0, &m_dev->enter_suspend); + mtk_vcodec_enc_clock_on(); + mutex_unlock(&m_dev->enc_mutex); + return 0; +} + + +static const struct dev_pm_ops mtk_vcodec_venc_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(mtk_vcodec_venc_suspend, + mtk_vcodec_venc_resume) +}; + +static struct platform_driver mtk_vcodec_driver = { + .probe = mtk_vcodec_probe, + .remove = mtk_vcodec_remove, + .driver = { + .name = MTK_VCODEC_ENC_NAME, + .owner = THIS_MODULE, + .of_match_table = mtk_vcodec_match, + .pm = &mtk_vcodec_venc_pm_ops, + }, +}; + +module_platform_driver(mtk_vcodec_driver); + + +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION("Mediatek video codec V4L2 driver"); diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c new file mode 100644 index 0000000..ba97344 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c @@ -0,0 +1,122 @@ +/* +* Copyright (c) 2015 MediaTek Inc. +* Author: Tiffany Lin +* +* 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 + +#include "mtk_vcodec_pm.h" +#include "mtk_vcodec_util.h" +#include "mtk_vpu_core.h" + +static struct mtk_vcodec_pm *pm; + +int mtk_vcodec_init_enc_pm(struct mtk_vcodec_dev *mtkdev) +{ + struct device_node *node; + struct platform_device *pdev; + struct device *dev; + int ret = 0; + + pdev = mtkdev->plat_dev; + pm = &mtkdev->pm; + memset(pm, 0, sizeof(struct mtk_vcodec_pm)); + pm->mtkdev = mtkdev; + dev = &pdev->dev; + + node = of_parse_phandle(dev->of_node, "larb", 0); + if (!node) + return -1; + pdev = of_find_device_by_node(node); + if (WARN_ON(!pdev)) { + of_node_put(node); + return -1; + } + pm->larbvenc = &pdev->dev; + + node = of_parse_phandle(dev->of_node, "larb", 1); + if (!node) + return -1; + + pdev = of_find_device_by_node(node); + if (WARN_ON(!pdev)) { + of_node_put(node); + return -EINVAL; + } + pm->larbvenclt = &pdev->dev; + + pdev = mtkdev->plat_dev; + pm->dev = &pdev->dev; + + pm->vencpll = devm_clk_get(&pdev->dev, "vencpll"); + if (pm->vencpll == NULL) { + mtk_v4l2_err("devm_clk_get vencpll fail"); + ret = -1; + } + + pm->venc_lt_sel = devm_clk_get(&pdev->dev, "venc_lt_sel"); + if (pm->venc_lt_sel == NULL) { + mtk_v4l2_err("devm_clk_get venc_lt_sel fail"); + ret = -1; + } + + pm->vcodecpll_370p5_ck = devm_clk_get(&pdev->dev, "vcodecpll_370p5_ck"); + if (pm->vcodecpll_370p5_ck == NULL) { + mtk_v4l2_err("devm_clk_get vcodecpll_370p5_ck fail"); + ret = -1; + } + + return ret; +} + +void mtk_vcodec_release_enc_pm(struct mtk_vcodec_dev *dev) +{ +} + + +void mtk_vcodec_enc_clock_on(void) +{ + int ret; + + clk_set_rate(pm->vencpll, 800 * 1000000); + + ret = clk_prepare_enable(pm->vcodecpll_370p5_ck); + if (ret) + mtk_v4l2_err("vcodecpll_370p5_ck fail %d", ret); + + ret = clk_prepare_enable(pm->venc_lt_sel); + if (ret) + mtk_v4l2_err("venc_lt_sel fail %d", ret); + + ret = clk_set_parent(pm->venc_lt_sel, pm->vcodecpll_370p5_ck); + if (ret) + mtk_v4l2_err("clk_set_parent fail %d", ret); + + ret = mtk_smi_larb_get(pm->larbvenc); + if (ret) + mtk_v4l2_err("mtk_smi_larb_get larb3 fail %d\n", ret); + + ret = mtk_smi_larb_get(pm->larbvenclt); + if (ret) + mtk_v4l2_err("mtk_smi_larb_get larb4 fail %d\n", ret); + +} + +void mtk_vcodec_enc_clock_off(void) +{ + mtk_smi_larb_put(pm->larbvenc); + mtk_smi_larb_put(pm->larbvenclt); +} diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c new file mode 100644 index 0000000..7a2cacf --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c @@ -0,0 +1,110 @@ +/* +* Copyright (c) 2015 MediaTek Inc. +* Author: Tiffany Lin +* +* 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 "mtk_vcodec_intr.h" +#include "mtk_vcodec_drv.h" +#include "mtk_vcodec_util.h" + +void mtk_vcodec_clean_ctx_int_flags(void *data) +{ + struct mtk_vcodec_ctx *ctx = (struct mtk_vcodec_ctx *)data; + + ctx->int_cond = 0; + ctx->int_type = 0; +} + +void mtk_vcodec_clean_dev_int_flags(void *data) +{ + struct mtk_vcodec_dev *dev = (struct mtk_vcodec_dev *)data; + + dev->int_cond = 0; + dev->int_type = 0; +} + +int mtk_vcodec_wait_for_done_ctx(void *data, int command, + unsigned int timeout, int interrupt) +{ + wait_queue_head_t *waitqueue; + long timeout_jiff, ret; + int status = 0; + struct mtk_vcodec_ctx *ctx = (struct mtk_vcodec_ctx *)data; + + waitqueue = (wait_queue_head_t *)&ctx->queue; + timeout_jiff = msecs_to_jiffies(timeout); + if (interrupt) { + ret = wait_event_interruptible_timeout(*waitqueue, + (ctx->int_cond && + (ctx->int_type == command)), + timeout_jiff); + } else { + ret = wait_event_timeout(*waitqueue, + (ctx->int_cond && + (ctx->int_type == command)), + timeout_jiff); + } + if (0 == ret) { + status = -1; /* timeout */ + mtk_v4l2_err("[%d] cmd=%d, wait_event_interruptible_timeout time=%lu out %d %d!", + ctx->idx, command, timeout_jiff, ctx->int_cond, + ctx->int_type); + } else if (-ERESTARTSYS == ret) { + mtk_v4l2_err("[%d] cmd=%d, wait_event_interruptible_timeout interrupted by a signal %d %d", + ctx->idx, command, ctx->int_cond, + ctx->int_type); + status = -1; + } + + ctx->int_cond = 0; + ctx->int_type = 0; + + return status; +} + +int mtk_vcodec_wait_for_done_dev(void *data, int command, + unsigned int timeout, int interrupt) +{ + wait_queue_head_t *waitqueue; + long timeout_jiff, ret; + int status = 0; + struct mtk_vcodec_dev *dev = (struct mtk_vcodec_dev *)data; + + waitqueue = (wait_queue_head_t *)&dev->queue; + timeout_jiff = msecs_to_jiffies(timeout); + if (interrupt) { + ret = wait_event_interruptible_timeout(*waitqueue, + (dev->int_cond && + (dev->int_type == command)), + timeout_jiff); + } else { + ret = wait_event_timeout(*waitqueue, + (dev->int_cond && + (dev->int_type == command)), + timeout_jiff); + } + if (0 == ret) { + status = -1; /* timeout */ + mtk_v4l2_err("wait_event_interruptible_timeout time=%lu out %d %d!", + timeout_jiff, dev->int_cond, dev->int_type); + } else if (-ERESTARTSYS == ret) { + mtk_v4l2_err("wait_event_interruptible_timeout interrupted by a signal %d %d", + dev->int_cond, dev->int_type); + status = -1; + } + dev->int_cond = 0; + dev->int_type = 0; + return status; +} diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h new file mode 100644 index 0000000..e2d2eaa --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h @@ -0,0 +1,30 @@ +/* +* Copyright (c) 2015 MediaTek Inc. +* Author: Tiffany Lin +* +* 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 _MTK_VCODEC_INTR_H_ +#define _MTK_VCODEC_INTR_H_ + +#define MTK_INST_IRQ_RECEIVED 0x1 +#define MTK_INST_WORK_THREAD_ABORT_DONE 0x2 +#define MTK_INST_WORK_THREAD_SUSPEND_DONE 0x3 + +/* timeout is ms */ +int mtk_vcodec_wait_for_done_ctx(void *data, int command, unsigned int timeout, + int interrupt); +int mtk_vcodec_wait_for_done_dev(void *data, int command, unsigned int timeout, + int interrupt); +void mtk_vcodec_clean_ctx_int_flags(void *data); +void mtk_vcodec_clean_dev_int_flags(void *data); + +#endif /* _MTK_VCODEC_INTR_H_ */ diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_pm.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_pm.h new file mode 100644 index 0000000..a28bb7c --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_pm.h @@ -0,0 +1,26 @@ +/* +* Copyright (c) 2015 MediaTek Inc. +* Author: Tiffany Lin +* +* 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 _MTK_VCODEC_PM_H_ +#define _MTK_VCODEC_PM_H_ + +#include "mtk_vcodec_drv.h" + +int mtk_vcodec_init_enc_pm(struct mtk_vcodec_dev *dev); +void mtk_vcodec_release_enc_pm(struct mtk_vcodec_dev *dev); + +void mtk_vcodec_enc_clock_on(void); +void mtk_vcodec_enc_clock_off(void); + +#endif /* _MTK_VCODEC_PM_H_ */ diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_util.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_util.c new file mode 100644 index 0000000..5b6943c --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_util.c @@ -0,0 +1,106 @@ +/* +* Copyright (c) 2015 MediaTek Inc. +* Author: PC Chen +* Tiffany Lin +* +* 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 "mtk_vcodec_drv.h" +#include "mtk_vcodec_util.h" +#include "mtk_vpu_core.h" + +bool mtk_vcodec_dbg = false; +int mtk_v4l2_dbg_level = 0; + +module_param(mtk_v4l2_dbg_level, int, S_IRUGO | S_IWUSR); +module_param(mtk_vcodec_dbg, bool, S_IRUGO | S_IWUSR); + +void __iomem *mtk_vcodec_get_reg_addr(void *data, unsigned int reg_idx) +{ + struct mtk_vcodec_ctx *ctx = (struct mtk_vcodec_ctx *)data; + + if (!data || reg_idx >= NUM_MAX_VCODEC_REG_BASE) { + mtk_v4l2_err("Invalid arguments"); + return NULL; + } + return ctx->dev->reg_base[reg_idx]; +} + +int mtk_vcodec_mem_alloc(void *data, struct mtk_vcodec_mem *mem) +{ + unsigned long size = mem->size; + struct mtk_vcodec_ctx *ctx = (struct mtk_vcodec_ctx *)data; + struct device *dev = &ctx->dev->plat_dev->dev; + + mem->va = dma_alloc_coherent(dev, size, &mem->dma_addr, GFP_KERNEL); + + if (!mem->va) { + mtk_v4l2_err("%s dma_alloc size=%ld failed!", dev_name(dev), + size); + return -ENOMEM; + } + + memset(mem->va, 0, size); + + mtk_v4l2_debug(4, "[%d] - va = %p", ctx->idx, mem->va); + mtk_v4l2_debug(4, "[%d] - dma = 0x%lx", ctx->idx, + (unsigned long)mem->dma_addr); + mtk_v4l2_debug(4, "[%d] size = 0x%lx", ctx->idx, size); + + return 0; +} + +void mtk_vcodec_mem_free(void *data, struct mtk_vcodec_mem *mem) +{ + unsigned long size = mem->size; + struct mtk_vcodec_ctx *ctx = (struct mtk_vcodec_ctx *)data; + struct device *dev = &ctx->dev->plat_dev->dev; + + dma_free_coherent(dev, size, mem->va, mem->dma_addr); + mem->va = NULL; + + mtk_v4l2_debug(4, "[%d] - va = %p", ctx->idx, mem->va); + mtk_v4l2_debug(4, "[%d] - dma = 0x%lx", ctx->idx, + (unsigned long)mem->dma_addr); + mtk_v4l2_debug(4, "[%d] size = 0x%lx", ctx->idx, size); +} + +int mtk_vcodec_get_ctx_id(void *data) +{ + struct mtk_vcodec_ctx *ctx = (struct mtk_vcodec_ctx *)data; + + if (!ctx) + return -1; + + return ctx->idx; +} + +struct platform_device *mtk_vcodec_get_plat_dev(void *data) +{ + struct mtk_vcodec_ctx *ctx = (struct mtk_vcodec_ctx *)data; + + if (!ctx) + return NULL; + + return vpu_get_plat_device(ctx->dev->plat_dev); +} + +void mtk_vcodec_fmt2str(u32 fmt, char *str) +{ + char a = fmt & 0xFF; + char b = (fmt >> 8) & 0xFF; + char c = (fmt >> 16) & 0xFF; + char d = (fmt >> 24) & 0xFF; + + sprintf(str, "%c%c%c%c", a, b, c, d); +} diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_util.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_util.h new file mode 100644 index 0000000..a8e683a --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_util.h @@ -0,0 +1,66 @@ +/* +* Copyright (c) 2015 MediaTek Inc. +* Author: PC Chen +* Tiffany Lin +* +* 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 _MTK_VCODEC_UTIL_H_ +#define _MTK_VCODEC_UTIL_H_ + +#include +#include + +struct mtk_vcodec_mem { + size_t size; + void *va; + dma_addr_t dma_addr; +}; + +extern int mtk_v4l2_dbg_level; +extern bool mtk_vcodec_dbg; + +#define mtk_v4l2_debug(level, fmt, args...) \ + do { \ + if (mtk_v4l2_dbg_level >= level) \ + pr_info("[MTK_V4L2] level=%d %s(),%d: " fmt "\n",\ + level, __func__, __LINE__, ##args); \ + } while (0) + +#define mtk_v4l2_err(fmt, args...) \ + pr_err("[MTK_V4L2][ERROR] %s:%d: " fmt "\n", __func__, __LINE__, \ + ##args) + +#define mtk_v4l2_debug_enter() mtk_v4l2_debug(5, "+\n") +#define mtk_v4l2_debug_leave() mtk_v4l2_debug(5, "-\n") + +#define mtk_vcodec_debug(h, fmt, args...) \ + do { \ + if (mtk_vcodec_dbg) \ + pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n", \ + ((struct mtk_vcodec_ctx *)h->ctx)->idx, \ + __func__, ##args); \ + } while (0) + +#define mtk_vcodec_err(h, fmt, args...) \ + pr_err("[MTK_VCODEC][ERROR][%d]: %s() " fmt "\n", \ + ((struct mtk_vcodec_ctx *)h->ctx)->idx, __func__, ##args) + +#define mtk_vcodec_debug_enter(h) mtk_vcodec_debug(h, "+\n") +#define mtk_vcodec_debug_leave(h) mtk_vcodec_debug(h, "-\n") + +void __iomem *mtk_vcodec_get_reg_addr(void *data, unsigned int reg_idx); +int mtk_vcodec_mem_alloc(void *data, struct mtk_vcodec_mem *mem); +void mtk_vcodec_mem_free(void *data, struct mtk_vcodec_mem *mem); +int mtk_vcodec_get_ctx_id(void *data); +struct platform_device *mtk_vcodec_get_plat_dev(void *data); +void mtk_vcodec_fmt2str(u32 fmt, char *str); +#endif /* _MTK_VCODEC_UTIL_H_ */