2012-07-26 16:53:35 +08:00
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/*
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* Coda multi-standard codec IP
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*
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* Copyright (C) 2012 Vista Silicon S.L.
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* Javier Martin, <javier.martin@vista-silicon.com>
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* Xavier Duret
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include <linux/clk.h>
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2014-07-11 17:36:40 +08:00
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#include <linux/debugfs.h>
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2012-07-26 16:53:35 +08:00
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#include <linux/delay.h>
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#include <linux/firmware.h>
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2013-04-30 07:17:14 +08:00
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#include <linux/genalloc.h>
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2012-07-26 16:53:35 +08:00
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#include <linux/interrupt.h>
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#include <linux/io.h>
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#include <linux/irq.h>
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2013-06-21 14:55:31 +08:00
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#include <linux/kfifo.h>
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2012-07-26 16:53:35 +08:00
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#include <linux/module.h>
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#include <linux/of_device.h>
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#include <linux/platform_device.h>
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2014-07-11 17:36:23 +08:00
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#include <linux/pm_runtime.h>
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2012-07-26 16:53:35 +08:00
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#include <linux/slab.h>
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#include <linux/videodev2.h>
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#include <linux/of.h>
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2013-04-30 07:17:14 +08:00
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#include <linux/platform_data/coda.h>
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2014-07-11 17:36:35 +08:00
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#include <linux/reset.h>
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2012-07-26 16:53:35 +08:00
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#include <media/v4l2-ctrls.h>
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#include <media/v4l2-device.h>
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2013-06-27 17:59:01 +08:00
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#include <media/v4l2-event.h>
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2012-07-26 16:53:35 +08:00
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#include <media/v4l2-ioctl.h>
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#include <media/v4l2-mem2mem.h>
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#include <media/videobuf2-core.h>
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#include <media/videobuf2-dma-contig.h>
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2014-07-23 23:28:39 +08:00
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#include "coda.h"
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2012-07-26 16:53:35 +08:00
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#define CODA_NAME "coda"
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2013-09-30 21:34:44 +08:00
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#define CODADX6_MAX_INSTANCES 4
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2012-07-26 16:53:35 +08:00
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#define CODA_PARA_BUF_SIZE (10 * 1024)
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#define CODA_ISRAM_SIZE (2048 * 2)
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#define MIN_W 176
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#define MIN_H 144
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#define S_ALIGN 1 /* multiple of 2 */
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#define W_ALIGN 1 /* multiple of 2 */
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#define H_ALIGN 1 /* multiple of 2 */
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#define fh_to_ctx(__fh) container_of(__fh, struct coda_ctx, fh)
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2014-07-23 23:28:45 +08:00
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int coda_debug;
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2013-05-21 15:24:16 +08:00
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module_param(coda_debug, int, 0644);
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2014-08-06 01:00:15 +08:00
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MODULE_PARM_DESC(coda_debug, "Debug level (0-2)");
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2012-07-26 16:53:35 +08:00
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struct coda_fmt {
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char *name;
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u32 fourcc;
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2013-05-23 21:42:58 +08:00
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};
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2014-07-23 23:28:39 +08:00
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void coda_write(struct coda_dev *dev, u32 data, u32 reg)
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2012-07-26 16:53:35 +08:00
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{
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2014-08-06 01:00:15 +08:00
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v4l2_dbg(2, coda_debug, &dev->v4l2_dev,
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2012-07-26 16:53:35 +08:00
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"%s: data=0x%x, reg=0x%x\n", __func__, data, reg);
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writel(data, dev->regs_base + reg);
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}
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2014-07-23 23:28:39 +08:00
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unsigned int coda_read(struct coda_dev *dev, u32 reg)
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2012-07-26 16:53:35 +08:00
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{
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u32 data;
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2014-08-06 19:02:23 +08:00
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2012-07-26 16:53:35 +08:00
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data = readl(dev->regs_base + reg);
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2014-08-06 01:00:15 +08:00
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v4l2_dbg(2, coda_debug, &dev->v4l2_dev,
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2012-07-26 16:53:35 +08:00
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"%s: data=0x%x, reg=0x%x\n", __func__, data, reg);
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return data;
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}
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2014-09-29 20:53:44 +08:00
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void coda_write_base(struct coda_ctx *ctx, struct coda_q_data *q_data,
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struct vb2_buffer *buf, unsigned int reg_y)
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{
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u32 base_y = vb2_dma_contig_plane_dma_addr(buf, 0);
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u32 base_cb, base_cr;
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switch (q_data->fourcc) {
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case V4L2_PIX_FMT_YVU420:
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/* Switch Cb and Cr for YVU420 format */
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base_cr = base_y + q_data->bytesperline * q_data->height;
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base_cb = base_cr + q_data->bytesperline * q_data->height / 4;
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break;
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case V4L2_PIX_FMT_YUV420:
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2014-09-29 20:53:47 +08:00
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case V4L2_PIX_FMT_NV12:
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2014-09-29 20:53:44 +08:00
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default:
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base_cb = base_y + q_data->bytesperline * q_data->height;
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base_cr = base_cb + q_data->bytesperline * q_data->height / 4;
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break;
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2014-10-03 01:08:26 +08:00
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case V4L2_PIX_FMT_YUV422P:
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base_cb = base_y + q_data->bytesperline * q_data->height;
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base_cr = base_cb + q_data->bytesperline * q_data->height / 2;
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2014-09-29 20:53:44 +08:00
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}
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coda_write(ctx->dev, base_y, reg_y);
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coda_write(ctx->dev, base_cb, reg_y + 4);
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coda_write(ctx->dev, base_cr, reg_y + 8);
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}
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2012-07-26 16:53:35 +08:00
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/*
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2013-05-23 21:42:58 +08:00
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* Array of all formats supported by any version of Coda:
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2012-07-26 16:53:35 +08:00
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*/
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2014-07-18 18:22:45 +08:00
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static const struct coda_fmt coda_formats[] = {
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2012-07-26 16:53:35 +08:00
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{
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2013-05-23 21:42:58 +08:00
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.name = "YUV 4:2:0 Planar, YCbCr",
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2012-07-26 16:53:35 +08:00
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.fourcc = V4L2_PIX_FMT_YUV420,
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},
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2012-07-02 17:07:10 +08:00
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{
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2013-05-23 21:42:58 +08:00
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.name = "YUV 4:2:0 Planar, YCrCb",
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.fourcc = V4L2_PIX_FMT_YVU420,
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2012-07-02 17:07:10 +08:00
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},
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2014-09-29 20:53:47 +08:00
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{
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.name = "YUV 4:2:0 Partial interleaved Y/CbCr",
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.fourcc = V4L2_PIX_FMT_NV12,
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},
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2014-10-03 01:08:26 +08:00
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{
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.name = "YUV 4:2:2 Planar, YCbCr",
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.fourcc = V4L2_PIX_FMT_YUV422P,
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},
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2012-07-02 17:07:10 +08:00
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{
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.name = "H264 Encoded Stream",
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.fourcc = V4L2_PIX_FMT_H264,
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},
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{
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.name = "MPEG4 Encoded Stream",
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.fourcc = V4L2_PIX_FMT_MPEG4,
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},
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};
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2013-05-23 21:42:58 +08:00
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#define CODA_CODEC(mode, src_fourcc, dst_fourcc, max_w, max_h) \
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{ mode, src_fourcc, dst_fourcc, max_w, max_h }
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/*
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* Arrays of codecs supported by each given version of Coda:
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* i.MX27 -> codadx6
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* i.MX5x -> coda7
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* i.MX6 -> coda960
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* Use V4L2_PIX_FMT_YUV420 as placeholder for all supported YUV 4:2:0 variants
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*/
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2014-07-18 18:22:45 +08:00
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static const struct coda_codec codadx6_codecs[] = {
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2013-05-23 21:42:58 +08:00
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CODA_CODEC(CODADX6_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 720, 576),
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CODA_CODEC(CODADX6_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 720, 576),
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};
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2014-07-18 18:22:45 +08:00
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static const struct coda_codec coda7_codecs[] = {
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2013-05-23 21:42:58 +08:00
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CODA_CODEC(CODA7_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 1280, 720),
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CODA_CODEC(CODA7_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 1280, 720),
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2014-08-06 01:00:14 +08:00
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CODA_CODEC(CODA7_MODE_DECODE_H264, V4L2_PIX_FMT_H264, V4L2_PIX_FMT_YUV420, 1920, 1088),
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CODA_CODEC(CODA7_MODE_DECODE_MP4, V4L2_PIX_FMT_MPEG4, V4L2_PIX_FMT_YUV420, 1920, 1088),
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2013-05-23 21:42:58 +08:00
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};
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2014-07-18 18:22:45 +08:00
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static const struct coda_codec coda9_codecs[] = {
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2014-08-06 01:00:14 +08:00
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CODA_CODEC(CODA9_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 1920, 1088),
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CODA_CODEC(CODA9_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 1920, 1088),
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CODA_CODEC(CODA9_MODE_DECODE_H264, V4L2_PIX_FMT_H264, V4L2_PIX_FMT_YUV420, 1920, 1088),
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CODA_CODEC(CODA9_MODE_DECODE_MP4, V4L2_PIX_FMT_MPEG4, V4L2_PIX_FMT_YUV420, 1920, 1088),
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2014-07-11 17:36:17 +08:00
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};
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2013-05-23 21:42:58 +08:00
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static bool coda_format_is_yuv(u32 fourcc)
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{
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switch (fourcc) {
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case V4L2_PIX_FMT_YUV420:
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case V4L2_PIX_FMT_YVU420:
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2014-09-29 20:53:47 +08:00
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case V4L2_PIX_FMT_NV12:
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2014-10-03 01:08:26 +08:00
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case V4L2_PIX_FMT_YUV422P:
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2013-05-23 21:42:58 +08:00
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return true;
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default:
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return false;
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}
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}
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/*
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* Normalize all supported YUV 4:2:0 formats to the value used in the codec
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* tables.
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*/
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static u32 coda_format_normalize_yuv(u32 fourcc)
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{
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return coda_format_is_yuv(fourcc) ? V4L2_PIX_FMT_YUV420 : fourcc;
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}
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2014-07-18 18:22:45 +08:00
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static const struct coda_codec *coda_find_codec(struct coda_dev *dev,
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int src_fourcc, int dst_fourcc)
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2012-07-26 16:53:35 +08:00
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{
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2014-07-18 18:22:45 +08:00
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const struct coda_codec *codecs = dev->devtype->codecs;
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2013-05-23 21:42:58 +08:00
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int num_codecs = dev->devtype->num_codecs;
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int k;
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src_fourcc = coda_format_normalize_yuv(src_fourcc);
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dst_fourcc = coda_format_normalize_yuv(dst_fourcc);
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if (src_fourcc == dst_fourcc)
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return NULL;
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2012-07-26 16:53:35 +08:00
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2013-05-23 21:42:58 +08:00
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for (k = 0; k < num_codecs; k++) {
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if (codecs[k].src_fourcc == src_fourcc &&
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codecs[k].dst_fourcc == dst_fourcc)
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2012-07-26 16:53:35 +08:00
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break;
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}
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2013-05-23 21:42:58 +08:00
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if (k == num_codecs)
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2012-07-26 16:53:35 +08:00
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return NULL;
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2013-05-23 21:42:58 +08:00
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return &codecs[k];
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2012-07-26 16:53:35 +08:00
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}
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2013-09-30 21:34:51 +08:00
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static void coda_get_max_dimensions(struct coda_dev *dev,
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2014-07-18 18:22:45 +08:00
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const struct coda_codec *codec,
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2013-09-30 21:34:51 +08:00
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int *max_w, int *max_h)
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{
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2014-07-18 18:22:45 +08:00
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const struct coda_codec *codecs = dev->devtype->codecs;
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2013-09-30 21:34:51 +08:00
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int num_codecs = dev->devtype->num_codecs;
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unsigned int w, h;
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int k;
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if (codec) {
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w = codec->max_w;
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h = codec->max_h;
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} else {
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for (k = 0, w = 0, h = 0; k < num_codecs; k++) {
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w = max(w, codecs[k].max_w);
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h = max(h, codecs[k].max_h);
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}
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}
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if (max_w)
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*max_w = w;
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if (max_h)
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*max_h = h;
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}
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2014-07-23 23:28:45 +08:00
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const char *coda_product_name(int product)
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2013-09-30 21:34:48 +08:00
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{
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static char buf[9];
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switch (product) {
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case CODA_DX6:
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return "CodaDx6";
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case CODA_7541:
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return "CODA7541";
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2014-07-11 17:36:17 +08:00
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case CODA_960:
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return "CODA960";
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2013-09-30 21:34:48 +08:00
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default:
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snprintf(buf, sizeof(buf), "(0x%04x)", product);
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return buf;
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}
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}
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2012-07-26 16:53:35 +08:00
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/*
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* V4L2 ioctl() operations.
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*/
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2013-09-30 21:34:50 +08:00
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static int coda_querycap(struct file *file, void *priv,
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struct v4l2_capability *cap)
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2012-07-26 16:53:35 +08:00
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{
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2013-09-30 21:34:48 +08:00
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struct coda_ctx *ctx = fh_to_ctx(priv);
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2012-07-26 16:53:35 +08:00
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strlcpy(cap->driver, CODA_NAME, sizeof(cap->driver));
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2013-09-30 21:34:48 +08:00
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strlcpy(cap->card, coda_product_name(ctx->dev->devtype->product),
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sizeof(cap->card));
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2013-05-21 15:18:22 +08:00
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strlcpy(cap->bus_info, "platform:" CODA_NAME, sizeof(cap->bus_info));
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2014-07-18 18:22:37 +08:00
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cap->device_caps = V4L2_CAP_VIDEO_M2M | V4L2_CAP_STREAMING;
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2012-07-26 16:53:35 +08:00
|
|
|
cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-07-18 18:22:43 +08:00
|
|
|
static int coda_enum_fmt(struct file *file, void *priv,
|
|
|
|
struct v4l2_fmtdesc *f)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = fh_to_ctx(priv);
|
2014-07-18 18:22:45 +08:00
|
|
|
const struct coda_codec *codecs = ctx->dev->devtype->codecs;
|
|
|
|
const struct coda_fmt *formats = coda_formats;
|
|
|
|
const struct coda_fmt *fmt;
|
2013-05-23 21:42:58 +08:00
|
|
|
int num_codecs = ctx->dev->devtype->num_codecs;
|
|
|
|
int num_formats = ARRAY_SIZE(coda_formats);
|
|
|
|
int i, k, num = 0;
|
2014-07-18 18:22:43 +08:00
|
|
|
bool yuv;
|
|
|
|
|
|
|
|
if (ctx->inst_type == CODA_INST_ENCODER)
|
|
|
|
yuv = (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT);
|
|
|
|
else
|
|
|
|
yuv = (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE);
|
2012-07-26 16:53:35 +08:00
|
|
|
|
|
|
|
for (i = 0; i < num_formats; i++) {
|
2014-07-18 18:22:43 +08:00
|
|
|
/* Skip either raw or compressed formats */
|
|
|
|
if (yuv != coda_format_is_yuv(formats[i].fourcc))
|
|
|
|
continue;
|
|
|
|
/* All uncompressed formats are always supported */
|
|
|
|
if (yuv) {
|
2013-05-23 21:42:58 +08:00
|
|
|
if (num == f->index)
|
|
|
|
break;
|
|
|
|
++num;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
/* Compressed formats may be supported, check the codec list */
|
|
|
|
for (k = 0; k < num_codecs; k++) {
|
2014-07-18 18:22:43 +08:00
|
|
|
if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE &&
|
|
|
|
formats[i].fourcc == codecs[k].dst_fourcc)
|
2013-05-23 21:42:58 +08:00
|
|
|
break;
|
2014-07-18 18:22:43 +08:00
|
|
|
if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
|
2013-05-23 21:42:58 +08:00
|
|
|
formats[i].fourcc == codecs[k].src_fourcc)
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (k < num_codecs) {
|
2012-07-26 16:53:35 +08:00
|
|
|
if (num == f->index)
|
|
|
|
break;
|
|
|
|
++num;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (i < num_formats) {
|
|
|
|
fmt = &formats[i];
|
|
|
|
strlcpy(f->description, fmt->name, sizeof(f->description));
|
|
|
|
f->pixelformat = fmt->fourcc;
|
2014-07-18 18:22:43 +08:00
|
|
|
if (!yuv)
|
2013-09-30 21:34:46 +08:00
|
|
|
f->flags |= V4L2_FMT_FLAG_COMPRESSED;
|
2012-07-26 16:53:35 +08:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Format not found */
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
static int coda_g_fmt(struct file *file, void *priv,
|
|
|
|
struct v4l2_format *f)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
|
|
|
struct coda_q_data *q_data;
|
|
|
|
struct coda_ctx *ctx = fh_to_ctx(priv);
|
|
|
|
|
|
|
|
q_data = get_q_data(ctx, f->type);
|
2014-07-11 17:36:18 +08:00
|
|
|
if (!q_data)
|
|
|
|
return -EINVAL;
|
2012-07-26 16:53:35 +08:00
|
|
|
|
|
|
|
f->fmt.pix.field = V4L2_FIELD_NONE;
|
2013-05-23 21:42:58 +08:00
|
|
|
f->fmt.pix.pixelformat = q_data->fourcc;
|
2012-07-26 16:53:35 +08:00
|
|
|
f->fmt.pix.width = q_data->width;
|
|
|
|
f->fmt.pix.height = q_data->height;
|
2014-07-11 17:36:36 +08:00
|
|
|
f->fmt.pix.bytesperline = q_data->bytesperline;
|
2012-07-26 16:53:35 +08:00
|
|
|
|
|
|
|
f->fmt.pix.sizeimage = q_data->sizeimage;
|
|
|
|
f->fmt.pix.colorspace = ctx->colorspace;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-07-18 18:22:45 +08:00
|
|
|
static int coda_try_fmt(struct coda_ctx *ctx, const struct coda_codec *codec,
|
2013-09-30 21:34:51 +08:00
|
|
|
struct v4l2_format *f)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
2013-09-30 21:34:51 +08:00
|
|
|
struct coda_dev *dev = ctx->dev;
|
|
|
|
struct coda_q_data *q_data;
|
2013-05-23 21:42:58 +08:00
|
|
|
unsigned int max_w, max_h;
|
2012-07-26 16:53:35 +08:00
|
|
|
enum v4l2_field field;
|
|
|
|
|
|
|
|
field = f->fmt.pix.field;
|
|
|
|
if (field == V4L2_FIELD_ANY)
|
|
|
|
field = V4L2_FIELD_NONE;
|
|
|
|
else if (V4L2_FIELD_NONE != field)
|
|
|
|
return -EINVAL;
|
|
|
|
|
|
|
|
/* V4L2 specification suggests the driver corrects the format struct
|
|
|
|
* if any of the dimensions is unsupported */
|
|
|
|
f->fmt.pix.field = field;
|
|
|
|
|
2013-09-30 21:34:51 +08:00
|
|
|
coda_get_max_dimensions(dev, codec, &max_w, &max_h);
|
|
|
|
v4l_bound_align_image(&f->fmt.pix.width, MIN_W, max_w, W_ALIGN,
|
|
|
|
&f->fmt.pix.height, MIN_H, max_h, H_ALIGN,
|
|
|
|
S_ALIGN);
|
|
|
|
|
|
|
|
switch (f->fmt.pix.pixelformat) {
|
|
|
|
case V4L2_PIX_FMT_YUV420:
|
|
|
|
case V4L2_PIX_FMT_YVU420:
|
2014-09-29 20:53:47 +08:00
|
|
|
case V4L2_PIX_FMT_NV12:
|
2013-09-30 21:34:51 +08:00
|
|
|
case V4L2_PIX_FMT_H264:
|
|
|
|
case V4L2_PIX_FMT_MPEG4:
|
|
|
|
case V4L2_PIX_FMT_JPEG:
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
q_data = get_q_data(ctx, f->type);
|
2014-07-11 17:36:18 +08:00
|
|
|
if (!q_data)
|
|
|
|
return -EINVAL;
|
2013-09-30 21:34:51 +08:00
|
|
|
f->fmt.pix.pixelformat = q_data->fourcc;
|
2013-05-23 21:42:58 +08:00
|
|
|
}
|
|
|
|
|
2013-09-30 21:34:51 +08:00
|
|
|
switch (f->fmt.pix.pixelformat) {
|
|
|
|
case V4L2_PIX_FMT_YUV420:
|
|
|
|
case V4L2_PIX_FMT_YVU420:
|
2014-09-29 20:53:47 +08:00
|
|
|
case V4L2_PIX_FMT_NV12:
|
2014-07-11 17:36:39 +08:00
|
|
|
/* Frame stride must be multiple of 8, but 16 for h.264 */
|
|
|
|
f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 16);
|
2013-05-23 21:42:54 +08:00
|
|
|
f->fmt.pix.sizeimage = f->fmt.pix.bytesperline *
|
2012-07-26 20:18:27 +08:00
|
|
|
f->fmt.pix.height * 3 / 2;
|
2013-09-30 21:34:51 +08:00
|
|
|
break;
|
2014-10-03 01:08:26 +08:00
|
|
|
case V4L2_PIX_FMT_YUV422P:
|
|
|
|
f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 16);
|
|
|
|
f->fmt.pix.sizeimage = f->fmt.pix.bytesperline *
|
|
|
|
f->fmt.pix.height * 2;
|
|
|
|
break;
|
2013-09-30 21:34:51 +08:00
|
|
|
case V4L2_PIX_FMT_H264:
|
|
|
|
case V4L2_PIX_FMT_MPEG4:
|
|
|
|
case V4L2_PIX_FMT_JPEG:
|
2012-07-26 16:53:35 +08:00
|
|
|
f->fmt.pix.bytesperline = 0;
|
|
|
|
f->fmt.pix.sizeimage = CODA_MAX_FRAME_SIZE;
|
2013-09-30 21:34:51 +08:00
|
|
|
break;
|
|
|
|
default:
|
|
|
|
BUG();
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
static int coda_try_fmt_vid_cap(struct file *file, void *priv,
|
|
|
|
struct v4l2_format *f)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = fh_to_ctx(priv);
|
2014-07-18 18:22:45 +08:00
|
|
|
const struct coda_codec *codec = NULL;
|
2013-06-27 17:59:01 +08:00
|
|
|
struct vb2_queue *src_vq;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* If the source format is already fixed, try to find a codec that
|
|
|
|
* converts to the given destination format
|
|
|
|
*/
|
2014-07-11 17:36:22 +08:00
|
|
|
src_vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT);
|
2013-06-27 17:59:01 +08:00
|
|
|
if (vb2_is_streaming(src_vq)) {
|
|
|
|
struct coda_q_data *q_data_src;
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2013-06-27 17:59:01 +08:00
|
|
|
q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT);
|
|
|
|
codec = coda_find_codec(ctx->dev, q_data_src->fourcc,
|
|
|
|
f->fmt.pix.pixelformat);
|
|
|
|
if (!codec)
|
|
|
|
return -EINVAL;
|
2014-07-18 18:22:41 +08:00
|
|
|
|
|
|
|
f->fmt.pix.width = q_data_src->width;
|
|
|
|
f->fmt.pix.height = q_data_src->height;
|
2013-06-27 17:59:01 +08:00
|
|
|
} else {
|
|
|
|
/* Otherwise determine codec by encoded format, if possible */
|
|
|
|
codec = coda_find_codec(ctx->dev, V4L2_PIX_FMT_YUV420,
|
|
|
|
f->fmt.pix.pixelformat);
|
|
|
|
}
|
2012-07-26 16:53:35 +08:00
|
|
|
|
|
|
|
f->fmt.pix.colorspace = ctx->colorspace;
|
|
|
|
|
2013-09-30 21:34:51 +08:00
|
|
|
ret = coda_try_fmt(ctx, codec, f);
|
2013-06-27 17:59:01 +08:00
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
/* The h.264 decoder only returns complete 16x16 macroblocks */
|
|
|
|
if (codec && codec->src_fourcc == V4L2_PIX_FMT_H264) {
|
2014-07-11 17:36:37 +08:00
|
|
|
f->fmt.pix.width = f->fmt.pix.width;
|
2013-06-27 17:59:01 +08:00
|
|
|
f->fmt.pix.height = round_up(f->fmt.pix.height, 16);
|
2014-07-11 17:36:37 +08:00
|
|
|
f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 16);
|
2013-06-27 17:59:01 +08:00
|
|
|
f->fmt.pix.sizeimage = f->fmt.pix.bytesperline *
|
|
|
|
f->fmt.pix.height * 3 / 2;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
static int coda_try_fmt_vid_out(struct file *file, void *priv,
|
|
|
|
struct v4l2_format *f)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = fh_to_ctx(priv);
|
2014-08-06 01:00:12 +08:00
|
|
|
const struct coda_codec *codec = NULL;
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2013-05-23 21:42:58 +08:00
|
|
|
/* Determine codec by encoded format, returns NULL if raw or invalid */
|
2014-08-06 01:00:12 +08:00
|
|
|
if (ctx->inst_type == CODA_INST_DECODER) {
|
|
|
|
codec = coda_find_codec(ctx->dev, f->fmt.pix.pixelformat,
|
2014-07-18 18:22:44 +08:00
|
|
|
V4L2_PIX_FMT_YUV420);
|
2014-08-06 01:00:12 +08:00
|
|
|
if (!codec)
|
|
|
|
codec = coda_find_codec(ctx->dev, V4L2_PIX_FMT_H264,
|
|
|
|
V4L2_PIX_FMT_YUV420);
|
2014-07-18 18:22:44 +08:00
|
|
|
if (!codec)
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
2012-07-26 16:53:35 +08:00
|
|
|
|
|
|
|
if (!f->fmt.pix.colorspace)
|
|
|
|
f->fmt.pix.colorspace = V4L2_COLORSPACE_REC709;
|
|
|
|
|
2013-09-30 21:34:51 +08:00
|
|
|
return coda_try_fmt(ctx, codec, f);
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
static int coda_s_fmt(struct coda_ctx *ctx, struct v4l2_format *f)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
|
|
|
struct coda_q_data *q_data;
|
|
|
|
struct vb2_queue *vq;
|
|
|
|
|
2014-07-11 17:36:22 +08:00
|
|
|
vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type);
|
2012-07-26 16:53:35 +08:00
|
|
|
if (!vq)
|
|
|
|
return -EINVAL;
|
|
|
|
|
|
|
|
q_data = get_q_data(ctx, f->type);
|
|
|
|
if (!q_data)
|
|
|
|
return -EINVAL;
|
|
|
|
|
|
|
|
if (vb2_is_busy(vq)) {
|
|
|
|
v4l2_err(&ctx->dev->v4l2_dev, "%s queue busy\n", __func__);
|
|
|
|
return -EBUSY;
|
|
|
|
}
|
|
|
|
|
2013-05-23 21:42:58 +08:00
|
|
|
q_data->fourcc = f->fmt.pix.pixelformat;
|
2012-07-26 16:53:35 +08:00
|
|
|
q_data->width = f->fmt.pix.width;
|
|
|
|
q_data->height = f->fmt.pix.height;
|
2014-07-11 17:36:36 +08:00
|
|
|
q_data->bytesperline = f->fmt.pix.bytesperline;
|
2012-07-26 20:18:27 +08:00
|
|
|
q_data->sizeimage = f->fmt.pix.sizeimage;
|
2014-07-11 17:36:19 +08:00
|
|
|
q_data->rect.left = 0;
|
|
|
|
q_data->rect.top = 0;
|
|
|
|
q_data->rect.width = f->fmt.pix.width;
|
|
|
|
q_data->rect.height = f->fmt.pix.height;
|
2012-07-26 16:53:35 +08:00
|
|
|
|
|
|
|
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
|
|
|
|
"Setting format for type %d, wxh: %dx%d, fmt: %d\n",
|
2013-05-23 21:42:58 +08:00
|
|
|
f->type, q_data->width, q_data->height, q_data->fourcc);
|
2012-07-26 16:53:35 +08:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
static int coda_s_fmt_vid_cap(struct file *file, void *priv,
|
|
|
|
struct v4l2_format *f)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
2013-05-23 21:42:58 +08:00
|
|
|
struct coda_ctx *ctx = fh_to_ctx(priv);
|
2012-07-26 16:53:35 +08:00
|
|
|
int ret;
|
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
ret = coda_try_fmt_vid_cap(file, priv, f);
|
2012-07-26 16:53:35 +08:00
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
return coda_s_fmt(ctx, f);
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
static int coda_s_fmt_vid_out(struct file *file, void *priv,
|
|
|
|
struct v4l2_format *f)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = fh_to_ctx(priv);
|
2014-08-06 01:00:19 +08:00
|
|
|
struct v4l2_format f_cap;
|
2012-07-26 16:53:35 +08:00
|
|
|
int ret;
|
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
ret = coda_try_fmt_vid_out(file, priv, f);
|
2012-07-26 16:53:35 +08:00
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
ret = coda_s_fmt(ctx, f);
|
2012-07-26 16:53:35 +08:00
|
|
|
if (ret)
|
2014-08-06 01:00:18 +08:00
|
|
|
return ret;
|
|
|
|
|
|
|
|
ctx->colorspace = f->fmt.pix.colorspace;
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2014-08-06 01:00:19 +08:00
|
|
|
f_cap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
|
|
|
|
coda_g_fmt(file, priv, &f_cap);
|
|
|
|
f_cap.fmt.pix.width = f->fmt.pix.width;
|
|
|
|
f_cap.fmt.pix.height = f->fmt.pix.height;
|
|
|
|
|
|
|
|
ret = coda_try_fmt_vid_cap(file, priv, &f_cap);
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
return coda_s_fmt(ctx, &f_cap);
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
static int coda_qbuf(struct file *file, void *priv,
|
|
|
|
struct v4l2_buffer *buf)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = fh_to_ctx(priv);
|
|
|
|
|
2014-07-11 17:36:22 +08:00
|
|
|
return v4l2_m2m_qbuf(file, ctx->fh.m2m_ctx, buf);
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2013-06-27 17:59:01 +08:00
|
|
|
static bool coda_buf_is_end_of_stream(struct coda_ctx *ctx,
|
|
|
|
struct v4l2_buffer *buf)
|
|
|
|
{
|
|
|
|
struct vb2_queue *src_vq;
|
|
|
|
|
2014-07-11 17:36:22 +08:00
|
|
|
src_vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT);
|
2013-06-27 17:59:01 +08:00
|
|
|
|
|
|
|
return ((ctx->bit_stream_param & CODA_BIT_STREAM_END_FLAG) &&
|
|
|
|
(buf->sequence == (ctx->qsequence - 1)));
|
|
|
|
}
|
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
static int coda_dqbuf(struct file *file, void *priv,
|
|
|
|
struct v4l2_buffer *buf)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = fh_to_ctx(priv);
|
2013-06-27 17:59:01 +08:00
|
|
|
int ret;
|
|
|
|
|
2014-07-11 17:36:22 +08:00
|
|
|
ret = v4l2_m2m_dqbuf(file, ctx->fh.m2m_ctx, buf);
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2013-06-27 17:59:01 +08:00
|
|
|
/* If this is the last capture buffer, emit an end-of-stream event */
|
|
|
|
if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE &&
|
|
|
|
coda_buf_is_end_of_stream(ctx, buf)) {
|
|
|
|
const struct v4l2_event eos_event = {
|
|
|
|
.type = V4L2_EVENT_EOS
|
|
|
|
};
|
|
|
|
|
|
|
|
v4l2_event_queue_fh(&ctx->fh, &eos_event);
|
|
|
|
}
|
|
|
|
|
|
|
|
return ret;
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2014-07-11 17:36:19 +08:00
|
|
|
static int coda_g_selection(struct file *file, void *fh,
|
|
|
|
struct v4l2_selection *s)
|
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = fh_to_ctx(fh);
|
|
|
|
struct coda_q_data *q_data;
|
|
|
|
struct v4l2_rect r, *rsel;
|
|
|
|
|
|
|
|
q_data = get_q_data(ctx, s->type);
|
|
|
|
if (!q_data)
|
|
|
|
return -EINVAL;
|
|
|
|
|
|
|
|
r.left = 0;
|
|
|
|
r.top = 0;
|
|
|
|
r.width = q_data->width;
|
|
|
|
r.height = q_data->height;
|
|
|
|
rsel = &q_data->rect;
|
|
|
|
|
|
|
|
switch (s->target) {
|
|
|
|
case V4L2_SEL_TGT_CROP_DEFAULT:
|
|
|
|
case V4L2_SEL_TGT_CROP_BOUNDS:
|
|
|
|
rsel = &r;
|
|
|
|
/* fallthrough */
|
|
|
|
case V4L2_SEL_TGT_CROP:
|
|
|
|
if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
|
|
|
|
return -EINVAL;
|
|
|
|
break;
|
|
|
|
case V4L2_SEL_TGT_COMPOSE_BOUNDS:
|
|
|
|
case V4L2_SEL_TGT_COMPOSE_PADDED:
|
|
|
|
rsel = &r;
|
|
|
|
/* fallthrough */
|
|
|
|
case V4L2_SEL_TGT_COMPOSE:
|
|
|
|
case V4L2_SEL_TGT_COMPOSE_DEFAULT:
|
|
|
|
if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
|
|
|
|
return -EINVAL;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
s->r = *rsel;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2013-09-30 21:34:52 +08:00
|
|
|
static int coda_try_decoder_cmd(struct file *file, void *fh,
|
|
|
|
struct v4l2_decoder_cmd *dc)
|
2013-06-27 17:59:01 +08:00
|
|
|
{
|
|
|
|
if (dc->cmd != V4L2_DEC_CMD_STOP)
|
|
|
|
return -EINVAL;
|
|
|
|
|
2013-09-30 21:34:52 +08:00
|
|
|
if (dc->flags & V4L2_DEC_CMD_STOP_TO_BLACK)
|
2013-06-27 17:59:01 +08:00
|
|
|
return -EINVAL;
|
|
|
|
|
2013-09-30 21:34:52 +08:00
|
|
|
if (!(dc->flags & V4L2_DEC_CMD_STOP_IMMEDIATELY) && (dc->stop.pts != 0))
|
2013-06-27 17:59:01 +08:00
|
|
|
return -EINVAL;
|
|
|
|
|
2013-09-30 21:34:52 +08:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int coda_decoder_cmd(struct file *file, void *fh,
|
|
|
|
struct v4l2_decoder_cmd *dc)
|
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = fh_to_ctx(fh);
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
ret = coda_try_decoder_cmd(file, fh, dc);
|
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
/* Ignore decoder stop command silently in encoder context */
|
2013-06-27 17:59:01 +08:00
|
|
|
if (ctx->inst_type != CODA_INST_DECODER)
|
2013-09-30 21:34:52 +08:00
|
|
|
return 0;
|
2013-06-27 17:59:01 +08:00
|
|
|
|
2014-07-23 23:28:42 +08:00
|
|
|
/* Set the stream-end flag on this context */
|
|
|
|
coda_bit_stream_end_flag(ctx);
|
2014-07-11 17:36:34 +08:00
|
|
|
ctx->hold = false;
|
2014-07-11 17:36:30 +08:00
|
|
|
v4l2_m2m_try_schedule(ctx->fh.m2m_ctx);
|
2014-07-11 17:36:17 +08:00
|
|
|
|
2013-06-27 17:59:01 +08:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
static int coda_subscribe_event(struct v4l2_fh *fh,
|
|
|
|
const struct v4l2_event_subscription *sub)
|
2013-06-27 17:59:01 +08:00
|
|
|
{
|
|
|
|
switch (sub->type) {
|
|
|
|
case V4L2_EVENT_EOS:
|
|
|
|
return v4l2_event_subscribe(fh, sub, 0, NULL);
|
|
|
|
default:
|
|
|
|
return v4l2_ctrl_subscribe_event(fh, sub);
|
|
|
|
}
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static const struct v4l2_ioctl_ops coda_ioctl_ops = {
|
2013-09-30 21:34:50 +08:00
|
|
|
.vidioc_querycap = coda_querycap,
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2014-07-18 18:22:43 +08:00
|
|
|
.vidioc_enum_fmt_vid_cap = coda_enum_fmt,
|
2013-09-30 21:34:50 +08:00
|
|
|
.vidioc_g_fmt_vid_cap = coda_g_fmt,
|
|
|
|
.vidioc_try_fmt_vid_cap = coda_try_fmt_vid_cap,
|
|
|
|
.vidioc_s_fmt_vid_cap = coda_s_fmt_vid_cap,
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2014-07-18 18:22:43 +08:00
|
|
|
.vidioc_enum_fmt_vid_out = coda_enum_fmt,
|
2013-09-30 21:34:50 +08:00
|
|
|
.vidioc_g_fmt_vid_out = coda_g_fmt,
|
|
|
|
.vidioc_try_fmt_vid_out = coda_try_fmt_vid_out,
|
|
|
|
.vidioc_s_fmt_vid_out = coda_s_fmt_vid_out,
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2014-07-11 17:36:21 +08:00
|
|
|
.vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs,
|
|
|
|
.vidioc_querybuf = v4l2_m2m_ioctl_querybuf,
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
.vidioc_qbuf = coda_qbuf,
|
2014-07-11 17:36:21 +08:00
|
|
|
.vidioc_expbuf = v4l2_m2m_ioctl_expbuf,
|
2013-09-30 21:34:50 +08:00
|
|
|
.vidioc_dqbuf = coda_dqbuf,
|
2014-07-11 17:36:21 +08:00
|
|
|
.vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs,
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2014-07-11 17:36:21 +08:00
|
|
|
.vidioc_streamon = v4l2_m2m_ioctl_streamon,
|
|
|
|
.vidioc_streamoff = v4l2_m2m_ioctl_streamoff,
|
2013-06-27 17:59:01 +08:00
|
|
|
|
2014-07-11 17:36:19 +08:00
|
|
|
.vidioc_g_selection = coda_g_selection,
|
|
|
|
|
2013-09-30 21:34:52 +08:00
|
|
|
.vidioc_try_decoder_cmd = coda_try_decoder_cmd,
|
2013-09-30 21:34:50 +08:00
|
|
|
.vidioc_decoder_cmd = coda_decoder_cmd,
|
2013-06-27 17:59:01 +08:00
|
|
|
|
2013-09-30 21:34:50 +08:00
|
|
|
.vidioc_subscribe_event = coda_subscribe_event,
|
2013-06-27 17:59:01 +08:00
|
|
|
.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
|
2012-07-26 16:53:35 +08:00
|
|
|
};
|
|
|
|
|
2014-07-23 23:28:45 +08:00
|
|
|
void coda_set_gdi_regs(struct coda_ctx *ctx)
|
2014-07-11 17:36:17 +08:00
|
|
|
{
|
|
|
|
struct gdi_tiled_map *tiled_map = &ctx->tiled_map;
|
|
|
|
struct coda_dev *dev = ctx->dev;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
for (i = 0; i < 16; i++)
|
|
|
|
coda_write(dev, tiled_map->xy2ca_map[i],
|
|
|
|
CODA9_GDI_XY2_CAS_0 + 4 * i);
|
|
|
|
for (i = 0; i < 4; i++)
|
|
|
|
coda_write(dev, tiled_map->xy2ba_map[i],
|
|
|
|
CODA9_GDI_XY2_BA_0 + 4 * i);
|
|
|
|
for (i = 0; i < 16; i++)
|
|
|
|
coda_write(dev, tiled_map->xy2ra_map[i],
|
|
|
|
CODA9_GDI_XY2_RAS_0 + 4 * i);
|
|
|
|
coda_write(dev, tiled_map->xy2rbc_config, CODA9_GDI_XY2_RBC_CONFIG);
|
|
|
|
for (i = 0; i < 32; i++)
|
|
|
|
coda_write(dev, tiled_map->rbc2axi_map[i],
|
|
|
|
CODA9_GDI_RBC2_AXI_0 + 4 * i);
|
|
|
|
}
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
/*
|
|
|
|
* Mem-to-mem operations.
|
|
|
|
*/
|
2013-06-21 14:55:33 +08:00
|
|
|
|
|
|
|
static void coda_device_run(void *m2m_priv)
|
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = m2m_priv;
|
|
|
|
struct coda_dev *dev = ctx->dev;
|
2014-07-11 17:36:20 +08:00
|
|
|
|
|
|
|
queue_work(dev->workqueue, &ctx->pic_run_work);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void coda_pic_run_work(struct work_struct *work)
|
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = container_of(work, struct coda_ctx, pic_run_work);
|
|
|
|
struct coda_dev *dev = ctx->dev;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
mutex_lock(&ctx->buffer_mutex);
|
2013-06-27 17:59:01 +08:00
|
|
|
mutex_lock(&dev->coda_mutex);
|
|
|
|
|
2014-07-23 23:28:40 +08:00
|
|
|
ret = ctx->ops->prepare_run(ctx);
|
|
|
|
if (ret < 0 && ctx->inst_type == CODA_INST_DECODER) {
|
|
|
|
mutex_unlock(&dev->coda_mutex);
|
|
|
|
mutex_unlock(&ctx->buffer_mutex);
|
|
|
|
/* job_finish scheduled by prepare_decode */
|
|
|
|
return;
|
2012-07-02 20:03:55 +08:00
|
|
|
}
|
|
|
|
|
2014-08-06 19:02:23 +08:00
|
|
|
if (!wait_for_completion_timeout(&ctx->completion,
|
|
|
|
msecs_to_jiffies(1000))) {
|
2014-07-11 17:36:20 +08:00
|
|
|
dev_err(&dev->plat_dev->dev, "CODA PIC_RUN timeout\n");
|
2014-07-11 17:36:34 +08:00
|
|
|
|
|
|
|
ctx->hold = true;
|
2014-07-11 17:36:35 +08:00
|
|
|
|
|
|
|
coda_hw_reset(ctx);
|
2014-07-11 17:36:20 +08:00
|
|
|
} else if (!ctx->aborting) {
|
2014-07-23 23:28:40 +08:00
|
|
|
ctx->ops->finish_run(ctx);
|
2014-07-11 17:36:20 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
if (ctx->aborting || (!ctx->streamon_cap && !ctx->streamon_out))
|
|
|
|
queue_work(dev->workqueue, &ctx->seq_end_work);
|
|
|
|
|
|
|
|
mutex_unlock(&dev->coda_mutex);
|
|
|
|
mutex_unlock(&ctx->buffer_mutex);
|
|
|
|
|
2014-07-11 17:36:22 +08:00
|
|
|
v4l2_m2m_job_finish(ctx->dev->m2m_dev, ctx->fh.m2m_ctx);
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static int coda_job_ready(void *m2m_priv)
|
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = m2m_priv;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* For both 'P' and 'key' frame cases 1 picture
|
2013-06-21 14:55:31 +08:00
|
|
|
* and 1 frame are needed. In the decoder case,
|
|
|
|
* the compressed frame can be in the bitstream.
|
2012-07-26 16:53:35 +08:00
|
|
|
*/
|
2014-07-11 17:36:22 +08:00
|
|
|
if (!v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx) &&
|
2013-06-21 14:55:31 +08:00
|
|
|
ctx->inst_type != CODA_INST_DECODER) {
|
2012-07-26 16:53:35 +08:00
|
|
|
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
|
|
|
|
"not ready: not enough video buffers.\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-07-11 17:36:22 +08:00
|
|
|
if (!v4l2_m2m_num_dst_bufs_ready(ctx->fh.m2m_ctx)) {
|
2013-06-21 14:55:31 +08:00
|
|
|
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
|
|
|
|
"not ready: not enough video capture buffers.\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-07-11 17:36:34 +08:00
|
|
|
if (ctx->hold ||
|
2013-06-27 17:59:01 +08:00
|
|
|
((ctx->inst_type == CODA_INST_DECODER) &&
|
|
|
|
(coda_get_bitstream_payload(ctx) < 512) &&
|
|
|
|
!(ctx->bit_stream_param & CODA_BIT_STREAM_END_FLAG))) {
|
|
|
|
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
|
|
|
|
"%d: not ready: not enough bitstream data.\n",
|
|
|
|
ctx->idx);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2013-05-23 21:43:01 +08:00
|
|
|
if (ctx->aborting) {
|
|
|
|
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
|
|
|
|
"not ready: aborting\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
|
|
|
|
"job ready\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void coda_job_abort(void *priv)
|
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = priv;
|
|
|
|
|
|
|
|
ctx->aborting = 1;
|
|
|
|
|
|
|
|
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
|
|
|
|
"Aborting task\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
static void coda_lock(void *m2m_priv)
|
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = m2m_priv;
|
|
|
|
struct coda_dev *pcdev = ctx->dev;
|
2014-08-06 19:02:23 +08:00
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
mutex_lock(&pcdev->dev_mutex);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void coda_unlock(void *m2m_priv)
|
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = m2m_priv;
|
|
|
|
struct coda_dev *pcdev = ctx->dev;
|
2014-08-06 19:02:23 +08:00
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
mutex_unlock(&pcdev->dev_mutex);
|
|
|
|
}
|
|
|
|
|
2014-07-18 18:22:45 +08:00
|
|
|
static const struct v4l2_m2m_ops coda_m2m_ops = {
|
2012-07-26 16:53:35 +08:00
|
|
|
.device_run = coda_device_run,
|
|
|
|
.job_ready = coda_job_ready,
|
|
|
|
.job_abort = coda_job_abort,
|
|
|
|
.lock = coda_lock,
|
|
|
|
.unlock = coda_unlock,
|
|
|
|
};
|
|
|
|
|
2014-07-11 17:36:17 +08:00
|
|
|
static void coda_set_tiled_map_type(struct coda_ctx *ctx, int tiled_map_type)
|
|
|
|
{
|
|
|
|
struct gdi_tiled_map *tiled_map = &ctx->tiled_map;
|
|
|
|
int luma_map, chro_map, i;
|
|
|
|
|
|
|
|
memset(tiled_map, 0, sizeof(*tiled_map));
|
|
|
|
|
|
|
|
luma_map = 64;
|
|
|
|
chro_map = 64;
|
|
|
|
tiled_map->map_type = tiled_map_type;
|
|
|
|
for (i = 0; i < 16; i++)
|
|
|
|
tiled_map->xy2ca_map[i] = luma_map << 8 | chro_map;
|
|
|
|
for (i = 0; i < 4; i++)
|
|
|
|
tiled_map->xy2ba_map[i] = luma_map << 8 | chro_map;
|
|
|
|
for (i = 0; i < 16; i++)
|
|
|
|
tiled_map->xy2ra_map[i] = luma_map << 8 | chro_map;
|
|
|
|
|
|
|
|
if (tiled_map_type == GDI_LINEAR_FRAME_MAP) {
|
|
|
|
tiled_map->xy2rbc_config = 0;
|
|
|
|
} else {
|
|
|
|
dev_err(&ctx->dev->plat_dev->dev, "invalid map type: %d\n",
|
|
|
|
tiled_map_type);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
static void set_default_params(struct coda_ctx *ctx)
|
|
|
|
{
|
2014-07-18 18:22:42 +08:00
|
|
|
u32 src_fourcc, dst_fourcc;
|
2013-05-23 21:42:58 +08:00
|
|
|
int max_w;
|
|
|
|
int max_h;
|
|
|
|
|
2014-07-18 18:22:42 +08:00
|
|
|
if (ctx->inst_type == CODA_INST_ENCODER) {
|
|
|
|
src_fourcc = V4L2_PIX_FMT_YUV420;
|
|
|
|
dst_fourcc = V4L2_PIX_FMT_H264;
|
|
|
|
} else {
|
|
|
|
src_fourcc = V4L2_PIX_FMT_H264;
|
|
|
|
dst_fourcc = V4L2_PIX_FMT_YUV420;
|
|
|
|
}
|
|
|
|
ctx->codec = coda_find_codec(ctx->dev, src_fourcc, dst_fourcc);
|
2013-05-23 21:42:58 +08:00
|
|
|
max_w = ctx->codec->max_w;
|
|
|
|
max_h = ctx->codec->max_h;
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2014-07-18 18:22:42 +08:00
|
|
|
ctx->params.codec_mode = ctx->codec->mode;
|
2012-07-26 16:53:35 +08:00
|
|
|
ctx->colorspace = V4L2_COLORSPACE_REC709;
|
|
|
|
ctx->params.framerate = 30;
|
|
|
|
|
|
|
|
/* Default formats for output and input queues */
|
2013-05-23 21:42:58 +08:00
|
|
|
ctx->q_data[V4L2_M2M_SRC].fourcc = ctx->codec->src_fourcc;
|
|
|
|
ctx->q_data[V4L2_M2M_DST].fourcc = ctx->codec->dst_fourcc;
|
|
|
|
ctx->q_data[V4L2_M2M_SRC].width = max_w;
|
|
|
|
ctx->q_data[V4L2_M2M_SRC].height = max_h;
|
|
|
|
ctx->q_data[V4L2_M2M_DST].width = max_w;
|
|
|
|
ctx->q_data[V4L2_M2M_DST].height = max_h;
|
2014-07-18 18:22:42 +08:00
|
|
|
if (ctx->codec->src_fourcc == V4L2_PIX_FMT_YUV420) {
|
|
|
|
ctx->q_data[V4L2_M2M_SRC].bytesperline = max_w;
|
|
|
|
ctx->q_data[V4L2_M2M_SRC].sizeimage = (max_w * max_h * 3) / 2;
|
|
|
|
ctx->q_data[V4L2_M2M_DST].bytesperline = 0;
|
|
|
|
ctx->q_data[V4L2_M2M_DST].sizeimage = CODA_MAX_FRAME_SIZE;
|
|
|
|
} else {
|
|
|
|
ctx->q_data[V4L2_M2M_SRC].bytesperline = 0;
|
|
|
|
ctx->q_data[V4L2_M2M_SRC].sizeimage = CODA_MAX_FRAME_SIZE;
|
|
|
|
ctx->q_data[V4L2_M2M_DST].bytesperline = max_w;
|
|
|
|
ctx->q_data[V4L2_M2M_DST].sizeimage = (max_w * max_h * 3) / 2;
|
|
|
|
}
|
2014-07-11 17:36:19 +08:00
|
|
|
ctx->q_data[V4L2_M2M_SRC].rect.width = max_w;
|
|
|
|
ctx->q_data[V4L2_M2M_SRC].rect.height = max_h;
|
|
|
|
ctx->q_data[V4L2_M2M_DST].rect.width = max_w;
|
|
|
|
ctx->q_data[V4L2_M2M_DST].rect.height = max_h;
|
2014-07-11 17:36:17 +08:00
|
|
|
|
|
|
|
if (ctx->dev->devtype->product == CODA_960)
|
|
|
|
coda_set_tiled_map_type(ctx, GDI_LINEAR_FRAME_MAP);
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Queue operations
|
|
|
|
*/
|
|
|
|
static int coda_queue_setup(struct vb2_queue *vq,
|
|
|
|
const struct v4l2_format *fmt,
|
|
|
|
unsigned int *nbuffers, unsigned int *nplanes,
|
|
|
|
unsigned int sizes[], void *alloc_ctxs[])
|
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = vb2_get_drv_priv(vq);
|
2012-08-29 19:22:00 +08:00
|
|
|
struct coda_q_data *q_data;
|
2012-07-26 16:53:35 +08:00
|
|
|
unsigned int size;
|
|
|
|
|
2012-08-29 19:22:00 +08:00
|
|
|
q_data = get_q_data(ctx, vq->type);
|
|
|
|
size = q_data->sizeimage;
|
2012-07-26 16:53:35 +08:00
|
|
|
|
|
|
|
*nplanes = 1;
|
|
|
|
sizes[0] = size;
|
|
|
|
|
|
|
|
alloc_ctxs[0] = ctx->dev->alloc_ctx;
|
|
|
|
|
|
|
|
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
|
|
|
|
"get %d buffer(s) of size %d each.\n", *nbuffers, size);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int coda_buf_prepare(struct vb2_buffer *vb)
|
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
|
|
|
|
struct coda_q_data *q_data;
|
|
|
|
|
|
|
|
q_data = get_q_data(ctx, vb->vb2_queue->type);
|
|
|
|
|
|
|
|
if (vb2_plane_size(vb, 0) < q_data->sizeimage) {
|
|
|
|
v4l2_warn(&ctx->dev->v4l2_dev,
|
|
|
|
"%s data will not fit into plane (%lu < %lu)\n",
|
|
|
|
__func__, vb2_plane_size(vb, 0),
|
|
|
|
(long)q_data->sizeimage);
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void coda_buf_queue(struct vb2_buffer *vb)
|
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
|
2013-06-27 17:59:01 +08:00
|
|
|
struct coda_q_data *q_data;
|
|
|
|
|
|
|
|
q_data = get_q_data(ctx, vb->vb2_queue->type);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* In the decoder case, immediately try to copy the buffer into the
|
|
|
|
* bitstream ringbuffer and mark it as ready to be dequeued.
|
|
|
|
*/
|
|
|
|
if (q_data->fourcc == V4L2_PIX_FMT_H264 &&
|
|
|
|
vb->vb2_queue->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
|
|
|
|
/*
|
2013-10-21 08:34:01 +08:00
|
|
|
* For backwards compatibility, queuing an empty buffer marks
|
2013-06-27 17:59:01 +08:00
|
|
|
* the stream end
|
|
|
|
*/
|
2014-07-23 23:28:42 +08:00
|
|
|
if (vb2_get_plane_payload(vb, 0) == 0)
|
|
|
|
coda_bit_stream_end_flag(ctx);
|
2013-06-27 17:59:01 +08:00
|
|
|
mutex_lock(&ctx->bitstream_mutex);
|
2014-07-11 17:36:22 +08:00
|
|
|
v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vb);
|
2014-07-18 18:22:40 +08:00
|
|
|
if (vb2_is_streaming(vb->vb2_queue))
|
|
|
|
coda_fill_bitstream(ctx);
|
2013-06-27 17:59:01 +08:00
|
|
|
mutex_unlock(&ctx->bitstream_mutex);
|
|
|
|
} else {
|
2014-07-11 17:36:22 +08:00
|
|
|
v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vb);
|
2013-06-27 17:59:01 +08:00
|
|
|
}
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2014-07-23 23:28:45 +08:00
|
|
|
int coda_alloc_aux_buf(struct coda_dev *dev, struct coda_aux_buf *buf,
|
|
|
|
size_t size, const char *name, struct dentry *parent)
|
2013-06-21 14:55:30 +08:00
|
|
|
{
|
|
|
|
buf->vaddr = dma_alloc_coherent(&dev->plat_dev->dev, size, &buf->paddr,
|
|
|
|
GFP_KERNEL);
|
2014-08-06 01:00:16 +08:00
|
|
|
if (!buf->vaddr) {
|
|
|
|
v4l2_err(&dev->v4l2_dev,
|
|
|
|
"Failed to allocate %s buffer of size %u\n",
|
|
|
|
name, size);
|
2013-06-21 14:55:30 +08:00
|
|
|
return -ENOMEM;
|
2014-08-06 01:00:16 +08:00
|
|
|
}
|
2013-06-21 14:55:30 +08:00
|
|
|
|
|
|
|
buf->size = size;
|
|
|
|
|
2014-07-11 17:36:40 +08:00
|
|
|
if (name && parent) {
|
|
|
|
buf->blob.data = buf->vaddr;
|
|
|
|
buf->blob.size = size;
|
2014-08-06 19:02:23 +08:00
|
|
|
buf->dentry = debugfs_create_blob(name, 0644, parent,
|
|
|
|
&buf->blob);
|
2014-07-11 17:36:40 +08:00
|
|
|
if (!buf->dentry)
|
|
|
|
dev_warn(&dev->plat_dev->dev,
|
|
|
|
"failed to create debugfs entry %s\n", name);
|
|
|
|
}
|
|
|
|
|
2013-06-21 14:55:30 +08:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-07-23 23:28:45 +08:00
|
|
|
void coda_free_aux_buf(struct coda_dev *dev,
|
|
|
|
struct coda_aux_buf *buf)
|
2013-06-21 14:55:30 +08:00
|
|
|
{
|
|
|
|
if (buf->vaddr) {
|
|
|
|
dma_free_coherent(&dev->plat_dev->dev, buf->size,
|
|
|
|
buf->vaddr, buf->paddr);
|
|
|
|
buf->vaddr = NULL;
|
|
|
|
buf->size = 0;
|
|
|
|
}
|
2014-07-11 17:36:40 +08:00
|
|
|
debugfs_remove(buf->dentry);
|
2013-06-21 14:55:30 +08:00
|
|
|
}
|
|
|
|
|
2014-07-23 23:28:45 +08:00
|
|
|
static int coda_start_streaming(struct vb2_queue *q, unsigned int count)
|
2013-06-21 14:55:30 +08:00
|
|
|
{
|
2014-07-23 23:28:45 +08:00
|
|
|
struct coda_ctx *ctx = vb2_get_drv_priv(q);
|
|
|
|
struct v4l2_device *v4l2_dev = &ctx->dev->v4l2_dev;
|
|
|
|
struct coda_q_data *q_data_src, *q_data_dst;
|
2014-08-06 01:00:10 +08:00
|
|
|
struct vb2_buffer *buf;
|
2014-07-23 23:28:45 +08:00
|
|
|
u32 dst_fourcc;
|
|
|
|
int ret = 0;
|
2013-06-21 14:55:30 +08:00
|
|
|
|
2014-07-23 23:28:45 +08:00
|
|
|
q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT);
|
|
|
|
if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
|
|
|
|
if (q_data_src->fourcc == V4L2_PIX_FMT_H264) {
|
|
|
|
/* copy the buffers that where queued before streamon */
|
|
|
|
mutex_lock(&ctx->bitstream_mutex);
|
|
|
|
coda_fill_bitstream(ctx);
|
|
|
|
mutex_unlock(&ctx->bitstream_mutex);
|
2014-07-18 18:22:40 +08:00
|
|
|
|
2014-08-06 01:00:10 +08:00
|
|
|
if (coda_get_bitstream_payload(ctx) < 512) {
|
|
|
|
ret = -EINVAL;
|
|
|
|
goto err;
|
|
|
|
}
|
2013-06-27 17:59:01 +08:00
|
|
|
} else {
|
2014-08-06 01:00:10 +08:00
|
|
|
if (count < 1) {
|
|
|
|
ret = -EINVAL;
|
|
|
|
goto err;
|
|
|
|
}
|
2013-06-27 17:59:01 +08:00
|
|
|
}
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2013-05-23 21:42:58 +08:00
|
|
|
ctx->streamon_out = 1;
|
2013-06-27 17:59:01 +08:00
|
|
|
} else {
|
2014-08-06 01:00:10 +08:00
|
|
|
if (count < 1) {
|
|
|
|
ret = -EINVAL;
|
|
|
|
goto err;
|
|
|
|
}
|
2013-06-27 17:59:01 +08:00
|
|
|
|
|
|
|
ctx->streamon_cap = 1;
|
2013-05-23 21:42:58 +08:00
|
|
|
}
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2013-05-23 21:42:58 +08:00
|
|
|
/* Don't start the coda unless both queues are on */
|
|
|
|
if (!(ctx->streamon_out & ctx->streamon_cap))
|
|
|
|
return 0;
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2013-09-30 21:34:45 +08:00
|
|
|
/* Allow decoder device_run with no new buffers queued */
|
|
|
|
if (ctx->inst_type == CODA_INST_DECODER)
|
2014-07-11 17:36:22 +08:00
|
|
|
v4l2_m2m_set_src_buffered(ctx->fh.m2m_ctx, true);
|
2013-06-27 17:59:01 +08:00
|
|
|
|
2013-05-23 21:42:58 +08:00
|
|
|
ctx->gopcounter = ctx->params.gop_size - 1;
|
2012-07-26 16:53:35 +08:00
|
|
|
q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE);
|
2013-05-23 21:42:58 +08:00
|
|
|
dst_fourcc = q_data_dst->fourcc;
|
|
|
|
|
|
|
|
ctx->codec = coda_find_codec(ctx->dev, q_data_src->fourcc,
|
|
|
|
q_data_dst->fourcc);
|
|
|
|
if (!ctx->codec) {
|
2012-07-26 16:53:35 +08:00
|
|
|
v4l2_err(v4l2_dev, "couldn't tell instance type.\n");
|
2014-08-06 01:00:10 +08:00
|
|
|
ret = -EINVAL;
|
|
|
|
goto err;
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2014-07-23 23:28:40 +08:00
|
|
|
ret = ctx->ops->start_streaming(ctx);
|
2013-06-27 17:59:01 +08:00
|
|
|
if (ctx->inst_type == CODA_INST_DECODER) {
|
2014-07-11 17:36:17 +08:00
|
|
|
if (ret == -EAGAIN)
|
2013-06-27 17:59:01 +08:00
|
|
|
return 0;
|
2014-07-11 17:36:17 +08:00
|
|
|
else if (ret < 0)
|
2014-08-06 01:00:10 +08:00
|
|
|
goto err;
|
2013-06-27 17:59:01 +08:00
|
|
|
}
|
|
|
|
|
2014-07-11 17:36:17 +08:00
|
|
|
ctx->initialized = 1;
|
|
|
|
return ret;
|
2014-08-06 01:00:10 +08:00
|
|
|
|
|
|
|
err:
|
|
|
|
if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
|
|
|
|
while ((buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx)))
|
|
|
|
v4l2_m2m_buf_done(buf, VB2_BUF_STATE_DEQUEUED);
|
|
|
|
} else {
|
|
|
|
while ((buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx)))
|
|
|
|
v4l2_m2m_buf_done(buf, VB2_BUF_STATE_DEQUEUED);
|
|
|
|
}
|
|
|
|
return ret;
|
2014-07-11 17:36:17 +08:00
|
|
|
}
|
|
|
|
|
2014-04-17 13:47:21 +08:00
|
|
|
static void coda_stop_streaming(struct vb2_queue *q)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
|
|
|
struct coda_ctx *ctx = vb2_get_drv_priv(q);
|
2012-07-25 20:22:07 +08:00
|
|
|
struct coda_dev *dev = ctx->dev;
|
2014-08-06 01:00:11 +08:00
|
|
|
struct vb2_buffer *buf;
|
2012-07-26 16:53:35 +08:00
|
|
|
|
|
|
|
if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
|
2013-06-27 17:59:01 +08:00
|
|
|
v4l2_dbg(1, coda_debug, &dev->v4l2_dev,
|
2012-07-26 16:53:35 +08:00
|
|
|
"%s: output\n", __func__);
|
2013-05-23 21:42:58 +08:00
|
|
|
ctx->streamon_out = 0;
|
2013-06-27 17:59:01 +08:00
|
|
|
|
2014-07-23 23:28:42 +08:00
|
|
|
coda_bit_stream_end_flag(ctx);
|
2014-08-06 01:00:11 +08:00
|
|
|
|
2013-06-27 17:59:01 +08:00
|
|
|
ctx->isequence = 0;
|
2014-08-06 01:00:11 +08:00
|
|
|
|
|
|
|
while ((buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx)))
|
|
|
|
v4l2_m2m_buf_done(buf, VB2_BUF_STATE_ERROR);
|
2012-07-26 16:53:35 +08:00
|
|
|
} else {
|
2013-06-27 17:59:01 +08:00
|
|
|
v4l2_dbg(1, coda_debug, &dev->v4l2_dev,
|
2012-07-26 16:53:35 +08:00
|
|
|
"%s: capture\n", __func__);
|
2013-05-23 21:42:58 +08:00
|
|
|
ctx->streamon_cap = 0;
|
2012-07-25 20:22:07 +08:00
|
|
|
|
2013-06-27 17:59:01 +08:00
|
|
|
ctx->osequence = 0;
|
2014-07-11 17:36:33 +08:00
|
|
|
ctx->sequence_offset = 0;
|
2014-08-06 01:00:11 +08:00
|
|
|
|
|
|
|
while ((buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx)))
|
|
|
|
v4l2_m2m_buf_done(buf, VB2_BUF_STATE_ERROR);
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2013-06-27 17:59:01 +08:00
|
|
|
if (!ctx->streamon_out && !ctx->streamon_cap) {
|
2014-07-11 17:36:31 +08:00
|
|
|
struct coda_timestamp *ts;
|
|
|
|
|
2014-08-06 01:00:17 +08:00
|
|
|
mutex_lock(&ctx->bitstream_mutex);
|
2014-07-11 17:36:31 +08:00
|
|
|
while (!list_empty(&ctx->timestamp_list)) {
|
|
|
|
ts = list_first_entry(&ctx->timestamp_list,
|
|
|
|
struct coda_timestamp, list);
|
|
|
|
list_del(&ts->list);
|
|
|
|
kfree(ts);
|
|
|
|
}
|
2014-08-06 01:00:17 +08:00
|
|
|
mutex_unlock(&ctx->bitstream_mutex);
|
2013-06-27 17:59:01 +08:00
|
|
|
kfifo_init(&ctx->bitstream_fifo,
|
|
|
|
ctx->bitstream.vaddr, ctx->bitstream.size);
|
|
|
|
ctx->runcounter = 0;
|
2014-09-29 20:53:42 +08:00
|
|
|
ctx->aborting = 0;
|
2013-06-27 17:59:01 +08:00
|
|
|
}
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2014-07-18 18:22:42 +08:00
|
|
|
static const struct vb2_ops coda_qops = {
|
2012-07-26 16:53:35 +08:00
|
|
|
.queue_setup = coda_queue_setup,
|
|
|
|
.buf_prepare = coda_buf_prepare,
|
|
|
|
.buf_queue = coda_buf_queue,
|
|
|
|
.start_streaming = coda_start_streaming,
|
|
|
|
.stop_streaming = coda_stop_streaming,
|
2014-07-11 17:36:21 +08:00
|
|
|
.wait_prepare = vb2_ops_wait_prepare,
|
|
|
|
.wait_finish = vb2_ops_wait_finish,
|
2012-07-26 16:53:35 +08:00
|
|
|
};
|
|
|
|
|
|
|
|
static int coda_s_ctrl(struct v4l2_ctrl *ctrl)
|
|
|
|
{
|
|
|
|
struct coda_ctx *ctx =
|
|
|
|
container_of(ctrl->handler, struct coda_ctx, ctrls);
|
|
|
|
|
|
|
|
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
|
|
|
|
"s_ctrl: id = %d, val = %d\n", ctrl->id, ctrl->val);
|
|
|
|
|
|
|
|
switch (ctrl->id) {
|
2012-07-09 15:25:52 +08:00
|
|
|
case V4L2_CID_HFLIP:
|
|
|
|
if (ctrl->val)
|
|
|
|
ctx->params.rot_mode |= CODA_MIR_HOR;
|
|
|
|
else
|
|
|
|
ctx->params.rot_mode &= ~CODA_MIR_HOR;
|
|
|
|
break;
|
|
|
|
case V4L2_CID_VFLIP:
|
|
|
|
if (ctrl->val)
|
|
|
|
ctx->params.rot_mode |= CODA_MIR_VER;
|
|
|
|
else
|
|
|
|
ctx->params.rot_mode &= ~CODA_MIR_VER;
|
|
|
|
break;
|
2012-07-26 16:53:35 +08:00
|
|
|
case V4L2_CID_MPEG_VIDEO_BITRATE:
|
|
|
|
ctx->params.bitrate = ctrl->val / 1000;
|
|
|
|
break;
|
|
|
|
case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
|
|
|
|
ctx->params.gop_size = ctrl->val;
|
|
|
|
break;
|
|
|
|
case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP:
|
|
|
|
ctx->params.h264_intra_qp = ctrl->val;
|
|
|
|
break;
|
|
|
|
case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP:
|
|
|
|
ctx->params.h264_inter_qp = ctrl->val;
|
|
|
|
break;
|
2014-07-11 17:36:26 +08:00
|
|
|
case V4L2_CID_MPEG_VIDEO_H264_MIN_QP:
|
|
|
|
ctx->params.h264_min_qp = ctrl->val;
|
|
|
|
break;
|
|
|
|
case V4L2_CID_MPEG_VIDEO_H264_MAX_QP:
|
|
|
|
ctx->params.h264_max_qp = ctrl->val;
|
|
|
|
break;
|
2014-07-11 17:36:27 +08:00
|
|
|
case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA:
|
|
|
|
ctx->params.h264_deblk_alpha = ctrl->val;
|
|
|
|
break;
|
|
|
|
case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA:
|
|
|
|
ctx->params.h264_deblk_beta = ctrl->val;
|
|
|
|
break;
|
|
|
|
case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE:
|
|
|
|
ctx->params.h264_deblk_enabled = (ctrl->val ==
|
|
|
|
V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED);
|
|
|
|
break;
|
2012-07-26 16:53:35 +08:00
|
|
|
case V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP:
|
|
|
|
ctx->params.mpeg4_intra_qp = ctrl->val;
|
|
|
|
break;
|
|
|
|
case V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP:
|
|
|
|
ctx->params.mpeg4_inter_qp = ctrl->val;
|
|
|
|
break;
|
|
|
|
case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE:
|
|
|
|
ctx->params.slice_mode = ctrl->val;
|
|
|
|
break;
|
|
|
|
case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB:
|
|
|
|
ctx->params.slice_max_mb = ctrl->val;
|
|
|
|
break;
|
2012-08-08 22:59:38 +08:00
|
|
|
case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES:
|
|
|
|
ctx->params.slice_max_bits = ctrl->val * 8;
|
|
|
|
break;
|
2012-07-26 16:53:35 +08:00
|
|
|
case V4L2_CID_MPEG_VIDEO_HEADER_MODE:
|
|
|
|
break;
|
2014-07-11 17:36:28 +08:00
|
|
|
case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB:
|
|
|
|
ctx->params.intra_refresh = ctrl->val;
|
|
|
|
break;
|
2012-07-26 16:53:35 +08:00
|
|
|
default:
|
|
|
|
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
|
|
|
|
"Invalid control, id=%d, val=%d\n",
|
|
|
|
ctrl->id, ctrl->val);
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-07-18 18:22:45 +08:00
|
|
|
static const struct v4l2_ctrl_ops coda_ctrl_ops = {
|
2012-07-26 16:53:35 +08:00
|
|
|
.s_ctrl = coda_s_ctrl,
|
|
|
|
};
|
|
|
|
|
|
|
|
static int coda_ctrls_setup(struct coda_ctx *ctx)
|
|
|
|
{
|
|
|
|
v4l2_ctrl_handler_init(&ctx->ctrls, 9);
|
|
|
|
|
2012-07-09 15:25:52 +08:00
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
|
|
|
V4L2_CID_HFLIP, 0, 1, 1, 0);
|
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
|
|
|
V4L2_CID_VFLIP, 0, 1, 1, 0);
|
2012-07-26 16:53:35 +08:00
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
|
|
|
V4L2_CID_MPEG_VIDEO_BITRATE, 0, 32767000, 1, 0);
|
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
|
|
|
V4L2_CID_MPEG_VIDEO_GOP_SIZE, 1, 60, 1, 16);
|
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
2014-07-11 17:36:14 +08:00
|
|
|
V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP, 0, 51, 1, 25);
|
2012-07-26 16:53:35 +08:00
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
2014-07-11 17:36:14 +08:00
|
|
|
V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP, 0, 51, 1, 25);
|
2014-07-11 17:36:26 +08:00
|
|
|
if (ctx->dev->devtype->product != CODA_960) {
|
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
|
|
|
V4L2_CID_MPEG_VIDEO_H264_MIN_QP, 0, 51, 1, 12);
|
|
|
|
}
|
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
|
|
|
V4L2_CID_MPEG_VIDEO_H264_MAX_QP, 0, 51, 1, 51);
|
2014-07-11 17:36:27 +08:00
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
|
|
|
V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA, 0, 15, 1, 0);
|
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
|
|
|
V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA, 0, 15, 1, 0);
|
|
|
|
v4l2_ctrl_new_std_menu(&ctx->ctrls, &coda_ctrl_ops,
|
|
|
|
V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE,
|
|
|
|
V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED, 0x0,
|
|
|
|
V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED);
|
2012-07-26 16:53:35 +08:00
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
|
|
|
V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP, 1, 31, 1, 2);
|
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
|
|
|
V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP, 1, 31, 1, 2);
|
|
|
|
v4l2_ctrl_new_std_menu(&ctx->ctrls, &coda_ctrl_ops,
|
|
|
|
V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE,
|
2012-08-08 22:59:38 +08:00
|
|
|
V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_BYTES, 0x0,
|
|
|
|
V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE);
|
2012-07-26 16:53:35 +08:00
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
|
|
|
V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB, 1, 0x3fffffff, 1, 1);
|
2012-08-08 22:59:38 +08:00
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
2014-08-06 19:02:23 +08:00
|
|
|
V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES, 1, 0x3fffffff, 1,
|
|
|
|
500);
|
2012-07-26 16:53:35 +08:00
|
|
|
v4l2_ctrl_new_std_menu(&ctx->ctrls, &coda_ctrl_ops,
|
|
|
|
V4L2_CID_MPEG_VIDEO_HEADER_MODE,
|
|
|
|
V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
|
|
|
|
(1 << V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE),
|
|
|
|
V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME);
|
2014-07-11 17:36:28 +08:00
|
|
|
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
|
2014-08-06 19:02:23 +08:00
|
|
|
V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB, 0,
|
|
|
|
1920 * 1088 / 256, 1, 0);
|
2012-07-26 16:53:35 +08:00
|
|
|
|
|
|
|
if (ctx->ctrls.error) {
|
2014-08-06 19:02:23 +08:00
|
|
|
v4l2_err(&ctx->dev->v4l2_dev,
|
|
|
|
"control initialization error (%d)",
|
2012-07-26 16:53:35 +08:00
|
|
|
ctx->ctrls.error);
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
return v4l2_ctrl_handler_setup(&ctx->ctrls);
|
|
|
|
}
|
|
|
|
|
2014-07-18 18:22:42 +08:00
|
|
|
static int coda_queue_init(struct coda_ctx *ctx, struct vb2_queue *vq)
|
|
|
|
{
|
|
|
|
vq->drv_priv = ctx;
|
|
|
|
vq->ops = &coda_qops;
|
|
|
|
vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
|
|
|
|
vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
|
|
|
|
vq->lock = &ctx->dev->dev_mutex;
|
|
|
|
|
|
|
|
return vb2_queue_init(vq);
|
|
|
|
}
|
|
|
|
|
2014-07-23 23:28:45 +08:00
|
|
|
int coda_encoder_queue_init(void *priv, struct vb2_queue *src_vq,
|
|
|
|
struct vb2_queue *dst_vq)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
|
2014-07-18 18:22:38 +08:00
|
|
|
src_vq->io_modes = VB2_DMABUF | VB2_MMAP;
|
2012-07-26 16:53:35 +08:00
|
|
|
src_vq->mem_ops = &vb2_dma_contig_memops;
|
|
|
|
|
2014-07-18 18:22:42 +08:00
|
|
|
ret = coda_queue_init(priv, src_vq);
|
2012-07-26 16:53:35 +08:00
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
|
2014-07-18 18:22:38 +08:00
|
|
|
dst_vq->io_modes = VB2_DMABUF | VB2_MMAP;
|
2012-07-26 16:53:35 +08:00
|
|
|
dst_vq->mem_ops = &vb2_dma_contig_memops;
|
|
|
|
|
2014-07-18 18:22:42 +08:00
|
|
|
return coda_queue_init(priv, dst_vq);
|
|
|
|
}
|
|
|
|
|
2014-07-23 23:28:45 +08:00
|
|
|
int coda_decoder_queue_init(void *priv, struct vb2_queue *src_vq,
|
|
|
|
struct vb2_queue *dst_vq)
|
2014-07-18 18:22:42 +08:00
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
|
|
|
|
src_vq->io_modes = VB2_DMABUF | VB2_MMAP;
|
|
|
|
src_vq->mem_ops = &vb2_dma_contig_memops;
|
|
|
|
|
|
|
|
ret = coda_queue_init(priv, src_vq);
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
|
|
|
|
dst_vq->io_modes = VB2_DMABUF | VB2_MMAP;
|
|
|
|
dst_vq->mem_ops = &vb2_dma_contig_memops;
|
|
|
|
|
|
|
|
return coda_queue_init(priv, dst_vq);
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2012-07-25 20:16:58 +08:00
|
|
|
static int coda_next_free_instance(struct coda_dev *dev)
|
|
|
|
{
|
2013-09-30 21:34:44 +08:00
|
|
|
int idx = ffz(dev->instance_mask);
|
|
|
|
|
|
|
|
if ((idx < 0) ||
|
|
|
|
(dev->devtype->product == CODA_DX6 && idx > CODADX6_MAX_INSTANCES))
|
|
|
|
return -EBUSY;
|
|
|
|
|
|
|
|
return idx;
|
2012-07-25 20:16:58 +08:00
|
|
|
}
|
|
|
|
|
2014-07-23 23:28:40 +08:00
|
|
|
static int coda_open(struct file *file, enum coda_inst_type inst_type,
|
|
|
|
const struct coda_context_ops *ctx_ops)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
|
|
|
struct coda_dev *dev = video_drvdata(file);
|
|
|
|
struct coda_ctx *ctx = NULL;
|
2014-07-11 17:36:40 +08:00
|
|
|
char *name;
|
2013-06-27 17:59:01 +08:00
|
|
|
int ret;
|
2012-07-25 20:16:58 +08:00
|
|
|
int idx;
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2014-08-06 19:02:23 +08:00
|
|
|
ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
|
2012-07-26 16:53:35 +08:00
|
|
|
if (!ctx)
|
|
|
|
return -ENOMEM;
|
|
|
|
|
2013-08-21 22:14:16 +08:00
|
|
|
idx = coda_next_free_instance(dev);
|
2013-09-30 21:34:44 +08:00
|
|
|
if (idx < 0) {
|
|
|
|
ret = idx;
|
2013-08-21 22:14:16 +08:00
|
|
|
goto err_coda_max;
|
|
|
|
}
|
|
|
|
set_bit(idx, &dev->instance_mask);
|
|
|
|
|
2014-07-11 17:36:40 +08:00
|
|
|
name = kasprintf(GFP_KERNEL, "context%d", idx);
|
|
|
|
ctx->debugfs_entry = debugfs_create_dir(name, dev->debugfs_root);
|
|
|
|
kfree(name);
|
|
|
|
|
2014-07-18 18:22:42 +08:00
|
|
|
ctx->inst_type = inst_type;
|
2014-07-23 23:28:40 +08:00
|
|
|
ctx->ops = ctx_ops;
|
2014-07-11 17:36:20 +08:00
|
|
|
init_completion(&ctx->completion);
|
|
|
|
INIT_WORK(&ctx->pic_run_work, coda_pic_run_work);
|
2014-07-23 23:28:40 +08:00
|
|
|
INIT_WORK(&ctx->seq_end_work, ctx->ops->seq_end_work);
|
2012-07-26 16:53:35 +08:00
|
|
|
v4l2_fh_init(&ctx->fh, video_devdata(file));
|
|
|
|
file->private_data = &ctx->fh;
|
|
|
|
v4l2_fh_add(&ctx->fh);
|
|
|
|
ctx->dev = dev;
|
2012-07-25 20:16:58 +08:00
|
|
|
ctx->idx = idx;
|
2013-06-21 14:55:30 +08:00
|
|
|
switch (dev->devtype->product) {
|
2014-07-11 17:36:17 +08:00
|
|
|
case CODA_960:
|
2014-09-29 20:53:46 +08:00
|
|
|
ctx->frame_mem_ctrl = 1 << 12;
|
|
|
|
/* fallthrough */
|
|
|
|
case CODA_7541:
|
2013-06-21 14:55:30 +08:00
|
|
|
ctx->reg_idx = 0;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
ctx->reg_idx = idx;
|
|
|
|
}
|
2013-08-21 22:14:16 +08:00
|
|
|
|
2014-07-11 17:36:23 +08:00
|
|
|
/* Power up and upload firmware if necessary */
|
|
|
|
ret = pm_runtime_get_sync(&dev->plat_dev->dev);
|
|
|
|
if (ret < 0) {
|
|
|
|
v4l2_err(&dev->v4l2_dev, "failed to power up: %d\n", ret);
|
|
|
|
goto err_pm_get;
|
|
|
|
}
|
|
|
|
|
2013-08-21 22:14:17 +08:00
|
|
|
ret = clk_prepare_enable(dev->clk_per);
|
|
|
|
if (ret)
|
|
|
|
goto err_clk_per;
|
|
|
|
|
|
|
|
ret = clk_prepare_enable(dev->clk_ahb);
|
|
|
|
if (ret)
|
|
|
|
goto err_clk_ahb;
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
set_default_params(ctx);
|
2014-07-23 23:28:40 +08:00
|
|
|
ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(dev->m2m_dev, ctx,
|
|
|
|
ctx->ops->queue_init);
|
2014-07-11 17:36:22 +08:00
|
|
|
if (IS_ERR(ctx->fh.m2m_ctx)) {
|
|
|
|
ret = PTR_ERR(ctx->fh.m2m_ctx);
|
2012-07-26 16:53:35 +08:00
|
|
|
|
|
|
|
v4l2_err(&dev->v4l2_dev, "%s return error (%d)\n",
|
|
|
|
__func__, ret);
|
2013-08-21 22:14:16 +08:00
|
|
|
goto err_ctx_init;
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
2014-07-11 17:36:21 +08:00
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
ret = coda_ctrls_setup(ctx);
|
|
|
|
if (ret) {
|
|
|
|
v4l2_err(&dev->v4l2_dev, "failed to setup coda controls\n");
|
2013-08-21 22:14:16 +08:00
|
|
|
goto err_ctrls_setup;
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
ctx->fh.ctrl_handler = &ctx->ctrls;
|
|
|
|
|
2014-07-11 17:36:40 +08:00
|
|
|
ret = coda_alloc_context_buf(ctx, &ctx->parabuf, CODA_PARA_BUF_SIZE,
|
|
|
|
"parabuf");
|
2013-06-21 14:55:30 +08:00
|
|
|
if (ret < 0) {
|
2012-07-26 16:53:35 +08:00
|
|
|
v4l2_err(&dev->v4l2_dev, "failed to allocate parabuf");
|
2013-08-21 22:14:16 +08:00
|
|
|
goto err_dma_alloc;
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2013-06-21 14:55:31 +08:00
|
|
|
ctx->bitstream.size = CODA_MAX_FRAME_SIZE;
|
|
|
|
ctx->bitstream.vaddr = dma_alloc_writecombine(&dev->plat_dev->dev,
|
|
|
|
ctx->bitstream.size, &ctx->bitstream.paddr, GFP_KERNEL);
|
|
|
|
if (!ctx->bitstream.vaddr) {
|
2014-08-06 19:02:23 +08:00
|
|
|
v4l2_err(&dev->v4l2_dev,
|
|
|
|
"failed to allocate bitstream ringbuffer");
|
2013-06-21 14:55:31 +08:00
|
|
|
ret = -ENOMEM;
|
2013-08-21 22:14:16 +08:00
|
|
|
goto err_dma_writecombine;
|
2013-06-21 14:55:31 +08:00
|
|
|
}
|
|
|
|
kfifo_init(&ctx->bitstream_fifo,
|
|
|
|
ctx->bitstream.vaddr, ctx->bitstream.size);
|
|
|
|
mutex_init(&ctx->bitstream_mutex);
|
2013-06-27 17:59:01 +08:00
|
|
|
mutex_init(&ctx->buffer_mutex);
|
2014-07-11 17:36:31 +08:00
|
|
|
INIT_LIST_HEAD(&ctx->timestamp_list);
|
2013-06-21 14:55:31 +08:00
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
coda_lock(ctx);
|
2012-07-25 20:16:58 +08:00
|
|
|
list_add(&ctx->list, &dev->instances);
|
2012-07-26 16:53:35 +08:00
|
|
|
coda_unlock(ctx);
|
|
|
|
|
|
|
|
v4l2_dbg(1, coda_debug, &dev->v4l2_dev, "Created instance %d (%p)\n",
|
|
|
|
ctx->idx, ctx);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
2013-08-21 22:14:16 +08:00
|
|
|
err_dma_writecombine:
|
|
|
|
if (ctx->dev->devtype->product == CODA_DX6)
|
|
|
|
coda_free_aux_buf(dev, &ctx->workbuf);
|
|
|
|
coda_free_aux_buf(dev, &ctx->parabuf);
|
|
|
|
err_dma_alloc:
|
|
|
|
v4l2_ctrl_handler_free(&ctx->ctrls);
|
|
|
|
err_ctrls_setup:
|
2014-07-11 17:36:22 +08:00
|
|
|
v4l2_m2m_ctx_release(ctx->fh.m2m_ctx);
|
2013-08-21 22:14:16 +08:00
|
|
|
err_ctx_init:
|
|
|
|
clk_disable_unprepare(dev->clk_ahb);
|
2013-08-21 22:14:17 +08:00
|
|
|
err_clk_ahb:
|
2013-08-21 22:14:16 +08:00
|
|
|
clk_disable_unprepare(dev->clk_per);
|
2013-08-21 22:14:17 +08:00
|
|
|
err_clk_per:
|
2014-07-11 17:36:23 +08:00
|
|
|
pm_runtime_put_sync(&dev->plat_dev->dev);
|
|
|
|
err_pm_get:
|
2012-07-26 16:53:35 +08:00
|
|
|
v4l2_fh_del(&ctx->fh);
|
|
|
|
v4l2_fh_exit(&ctx->fh);
|
2013-08-21 22:14:16 +08:00
|
|
|
clear_bit(ctx->idx, &dev->instance_mask);
|
|
|
|
err_coda_max:
|
2012-07-26 16:53:35 +08:00
|
|
|
kfree(ctx);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2014-07-18 18:22:42 +08:00
|
|
|
static int coda_encoder_open(struct file *file)
|
|
|
|
{
|
2014-07-23 23:28:45 +08:00
|
|
|
return coda_open(file, CODA_INST_ENCODER, &coda_bit_encode_ops);
|
2014-07-18 18:22:42 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static int coda_decoder_open(struct file *file)
|
|
|
|
{
|
2014-07-23 23:28:45 +08:00
|
|
|
return coda_open(file, CODA_INST_DECODER, &coda_bit_decode_ops);
|
2014-07-18 18:22:42 +08:00
|
|
|
}
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
static int coda_release(struct file *file)
|
|
|
|
{
|
|
|
|
struct coda_dev *dev = video_drvdata(file);
|
|
|
|
struct coda_ctx *ctx = fh_to_ctx(file->private_data);
|
|
|
|
|
|
|
|
v4l2_dbg(1, coda_debug, &dev->v4l2_dev, "Releasing instance %p\n",
|
|
|
|
ctx);
|
|
|
|
|
2014-07-11 17:36:40 +08:00
|
|
|
debugfs_remove_recursive(ctx->debugfs_entry);
|
|
|
|
|
2013-06-27 17:59:01 +08:00
|
|
|
/* If this instance is running, call .job_abort and wait for it to end */
|
2014-07-11 17:36:22 +08:00
|
|
|
v4l2_m2m_ctx_release(ctx->fh.m2m_ctx);
|
2013-06-27 17:59:01 +08:00
|
|
|
|
|
|
|
/* In case the instance was not running, we still need to call SEQ_END */
|
2014-07-11 17:36:20 +08:00
|
|
|
if (ctx->initialized) {
|
|
|
|
queue_work(dev->workqueue, &ctx->seq_end_work);
|
|
|
|
flush_work(&ctx->seq_end_work);
|
2013-06-27 17:59:01 +08:00
|
|
|
}
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
coda_lock(ctx);
|
2012-07-25 20:16:58 +08:00
|
|
|
list_del(&ctx->list);
|
2012-07-26 16:53:35 +08:00
|
|
|
coda_unlock(ctx);
|
|
|
|
|
2013-06-21 14:55:31 +08:00
|
|
|
dma_free_writecombine(&dev->plat_dev->dev, ctx->bitstream.size,
|
|
|
|
ctx->bitstream.vaddr, ctx->bitstream.paddr);
|
2013-06-21 14:55:30 +08:00
|
|
|
if (ctx->dev->devtype->product == CODA_DX6)
|
|
|
|
coda_free_aux_buf(dev, &ctx->workbuf);
|
|
|
|
|
|
|
|
coda_free_aux_buf(dev, &ctx->parabuf);
|
2012-07-26 16:53:35 +08:00
|
|
|
v4l2_ctrl_handler_free(&ctx->ctrls);
|
|
|
|
clk_disable_unprepare(dev->clk_ahb);
|
2013-08-21 22:14:16 +08:00
|
|
|
clk_disable_unprepare(dev->clk_per);
|
2014-07-11 17:36:23 +08:00
|
|
|
pm_runtime_put_sync(&dev->plat_dev->dev);
|
2012-07-26 16:53:35 +08:00
|
|
|
v4l2_fh_del(&ctx->fh);
|
|
|
|
v4l2_fh_exit(&ctx->fh);
|
2012-07-25 20:16:58 +08:00
|
|
|
clear_bit(ctx->idx, &dev->instance_mask);
|
2014-07-23 23:28:43 +08:00
|
|
|
if (ctx->ops->release)
|
|
|
|
ctx->ops->release(ctx);
|
2012-07-26 16:53:35 +08:00
|
|
|
kfree(ctx);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-07-18 18:22:42 +08:00
|
|
|
static const struct v4l2_file_operations coda_encoder_fops = {
|
2012-07-26 16:53:35 +08:00
|
|
|
.owner = THIS_MODULE,
|
2014-07-18 18:22:42 +08:00
|
|
|
.open = coda_encoder_open,
|
|
|
|
.release = coda_release,
|
|
|
|
.poll = v4l2_m2m_fop_poll,
|
|
|
|
.unlocked_ioctl = video_ioctl2,
|
|
|
|
.mmap = v4l2_m2m_fop_mmap,
|
|
|
|
};
|
|
|
|
|
|
|
|
static const struct v4l2_file_operations coda_decoder_fops = {
|
|
|
|
.owner = THIS_MODULE,
|
|
|
|
.open = coda_decoder_open,
|
2012-07-26 16:53:35 +08:00
|
|
|
.release = coda_release,
|
2014-07-11 17:36:21 +08:00
|
|
|
.poll = v4l2_m2m_fop_poll,
|
2012-07-26 16:53:35 +08:00
|
|
|
.unlocked_ioctl = video_ioctl2,
|
2014-07-11 17:36:21 +08:00
|
|
|
.mmap = v4l2_m2m_fop_mmap,
|
2012-07-26 16:53:35 +08:00
|
|
|
};
|
|
|
|
|
2012-07-02 18:03:43 +08:00
|
|
|
static int coda_hw_init(struct coda_dev *dev)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
|
|
|
u32 data;
|
|
|
|
u16 *p;
|
2013-08-21 22:14:17 +08:00
|
|
|
int i, ret;
|
|
|
|
|
|
|
|
ret = clk_prepare_enable(dev->clk_per);
|
|
|
|
if (ret)
|
2014-07-11 17:36:23 +08:00
|
|
|
goto err_clk_per;
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2013-08-21 22:14:17 +08:00
|
|
|
ret = clk_prepare_enable(dev->clk_ahb);
|
|
|
|
if (ret)
|
|
|
|
goto err_clk_ahb;
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2014-07-11 17:36:35 +08:00
|
|
|
if (dev->rstc)
|
|
|
|
reset_control_reset(dev->rstc);
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
/*
|
|
|
|
* Copy the first CODA_ISRAM_SIZE in the internal SRAM.
|
2012-07-02 18:03:43 +08:00
|
|
|
* The 16-bit chars in the code buffer are in memory access
|
|
|
|
* order, re-sort them to CODA order for register download.
|
2012-07-26 16:53:35 +08:00
|
|
|
* Data in this SRAM survives a reboot.
|
|
|
|
*/
|
2012-07-02 18:03:43 +08:00
|
|
|
p = (u16 *)dev->codebuf.vaddr;
|
|
|
|
if (dev->devtype->product == CODA_DX6) {
|
|
|
|
for (i = 0; i < (CODA_ISRAM_SIZE / 2); i++) {
|
|
|
|
data = CODA_DOWN_ADDRESS_SET(i) |
|
|
|
|
CODA_DOWN_DATA_SET(p[i ^ 1]);
|
|
|
|
coda_write(dev, data, CODA_REG_BIT_CODE_DOWN);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
for (i = 0; i < (CODA_ISRAM_SIZE / 2); i++) {
|
|
|
|
data = CODA_DOWN_ADDRESS_SET(i) |
|
|
|
|
CODA_DOWN_DATA_SET(p[round_down(i, 4) +
|
|
|
|
3 - (i % 4)]);
|
|
|
|
coda_write(dev, data, CODA_REG_BIT_CODE_DOWN);
|
|
|
|
}
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2013-05-23 21:42:56 +08:00
|
|
|
/* Clear registers */
|
|
|
|
for (i = 0; i < 64; i++)
|
|
|
|
coda_write(dev, 0, CODA_REG_BIT_CODE_BUF_ADDR + i * 4);
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
/* Tell the BIT where to find everything it needs */
|
2014-07-11 17:36:17 +08:00
|
|
|
if (dev->devtype->product == CODA_960 ||
|
|
|
|
dev->devtype->product == CODA_7541) {
|
2013-06-21 14:55:30 +08:00
|
|
|
coda_write(dev, dev->tempbuf.paddr,
|
|
|
|
CODA_REG_BIT_TEMP_BUF_ADDR);
|
2013-06-27 17:59:01 +08:00
|
|
|
coda_write(dev, 0, CODA_REG_BIT_BIT_STREAM_PARAM);
|
2013-06-21 14:55:30 +08:00
|
|
|
} else {
|
|
|
|
coda_write(dev, dev->workbuf.paddr,
|
|
|
|
CODA_REG_BIT_WORK_BUF_ADDR);
|
|
|
|
}
|
2012-07-26 16:53:35 +08:00
|
|
|
coda_write(dev, dev->codebuf.paddr,
|
|
|
|
CODA_REG_BIT_CODE_BUF_ADDR);
|
|
|
|
coda_write(dev, 0, CODA_REG_BIT_CODE_RUN);
|
|
|
|
|
|
|
|
/* Set default values */
|
|
|
|
switch (dev->devtype->product) {
|
|
|
|
case CODA_DX6:
|
2014-08-06 19:02:23 +08:00
|
|
|
coda_write(dev, CODADX6_STREAM_BUF_PIC_FLUSH,
|
|
|
|
CODA_REG_BIT_STREAM_CTRL);
|
2012-07-26 16:53:35 +08:00
|
|
|
break;
|
|
|
|
default:
|
2014-08-06 19:02:23 +08:00
|
|
|
coda_write(dev, CODA7_STREAM_BUF_PIC_FLUSH,
|
|
|
|
CODA_REG_BIT_STREAM_CTRL);
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
2014-07-11 17:36:17 +08:00
|
|
|
if (dev->devtype->product == CODA_960)
|
|
|
|
coda_write(dev, 1 << 12, CODA_REG_BIT_FRAME_MEM_CTRL);
|
|
|
|
else
|
|
|
|
coda_write(dev, 0, CODA_REG_BIT_FRAME_MEM_CTRL);
|
2012-07-02 20:03:55 +08:00
|
|
|
|
|
|
|
if (dev->devtype->product != CODA_DX6)
|
|
|
|
coda_write(dev, 0, CODA7_REG_BIT_AXI_SRAM_USE);
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
coda_write(dev, CODA_INT_INTERRUPT_ENABLE,
|
|
|
|
CODA_REG_BIT_INT_ENABLE);
|
|
|
|
|
|
|
|
/* Reset VPU and start processor */
|
|
|
|
data = coda_read(dev, CODA_REG_BIT_CODE_RESET);
|
|
|
|
data |= CODA_REG_RESET_ENABLE;
|
|
|
|
coda_write(dev, data, CODA_REG_BIT_CODE_RESET);
|
|
|
|
udelay(10);
|
|
|
|
data &= ~CODA_REG_RESET_ENABLE;
|
|
|
|
coda_write(dev, data, CODA_REG_BIT_CODE_RESET);
|
|
|
|
coda_write(dev, CODA_REG_RUN_ENABLE, CODA_REG_BIT_CODE_RUN);
|
|
|
|
|
2014-07-11 17:36:24 +08:00
|
|
|
clk_disable_unprepare(dev->clk_ahb);
|
|
|
|
clk_disable_unprepare(dev->clk_per);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
err_clk_ahb:
|
|
|
|
clk_disable_unprepare(dev->clk_per);
|
|
|
|
err_clk_per:
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2014-07-18 18:22:42 +08:00
|
|
|
static int coda_register_device(struct coda_dev *dev, struct video_device *vfd)
|
|
|
|
{
|
|
|
|
vfd->release = video_device_release_empty,
|
|
|
|
vfd->lock = &dev->dev_mutex;
|
|
|
|
vfd->v4l2_dev = &dev->v4l2_dev;
|
|
|
|
vfd->vfl_dir = VFL_DIR_M2M;
|
|
|
|
video_set_drvdata(vfd, dev);
|
|
|
|
|
2014-08-06 01:00:20 +08:00
|
|
|
/* Not applicable, use the selection API instead */
|
|
|
|
v4l2_disable_ioctl(vfd, VIDIOC_CROPCAP);
|
|
|
|
v4l2_disable_ioctl(vfd, VIDIOC_G_CROP);
|
|
|
|
v4l2_disable_ioctl(vfd, VIDIOC_S_CROP);
|
|
|
|
|
2014-07-18 18:22:42 +08:00
|
|
|
return video_register_device(vfd, VFL_TYPE_GRABBER, 0);
|
|
|
|
}
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
static void coda_fw_callback(const struct firmware *fw, void *context)
|
|
|
|
{
|
|
|
|
struct coda_dev *dev = context;
|
|
|
|
struct platform_device *pdev = dev->plat_dev;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
if (!fw) {
|
|
|
|
v4l2_err(&dev->v4l2_dev, "firmware request failed\n");
|
2014-09-23 00:05:56 +08:00
|
|
|
goto put_pm;
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
/* allocate auxiliary per-device code buffer for the BIT processor */
|
2014-07-11 17:36:40 +08:00
|
|
|
ret = coda_alloc_aux_buf(dev, &dev->codebuf, fw->size, "codebuf",
|
|
|
|
dev->debugfs_root);
|
2013-06-21 14:55:30 +08:00
|
|
|
if (ret < 0) {
|
2012-07-26 16:53:35 +08:00
|
|
|
dev_err(&pdev->dev, "failed to allocate code buffer\n");
|
2014-09-23 00:05:56 +08:00
|
|
|
goto put_pm;
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2012-07-02 18:03:43 +08:00
|
|
|
/* Copy the whole firmware image to the code buffer */
|
|
|
|
memcpy(dev->codebuf.vaddr, fw->data, fw->size);
|
|
|
|
release_firmware(fw);
|
|
|
|
|
2014-09-23 00:05:56 +08:00
|
|
|
ret = coda_hw_init(dev);
|
|
|
|
if (ret < 0) {
|
|
|
|
v4l2_err(&dev->v4l2_dev, "HW initialization failed\n");
|
|
|
|
goto put_pm;
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2014-09-23 00:05:56 +08:00
|
|
|
ret = coda_check_firmware(dev);
|
|
|
|
if (ret < 0)
|
|
|
|
goto put_pm;
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
dev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
|
|
|
|
if (IS_ERR(dev->alloc_ctx)) {
|
|
|
|
v4l2_err(&dev->v4l2_dev, "Failed to alloc vb2 context\n");
|
2014-09-23 00:05:56 +08:00
|
|
|
goto put_pm;
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
dev->m2m_dev = v4l2_m2m_init(&coda_m2m_ops);
|
|
|
|
if (IS_ERR(dev->m2m_dev)) {
|
|
|
|
v4l2_err(&dev->v4l2_dev, "Failed to init mem2mem device\n");
|
|
|
|
goto rel_ctx;
|
|
|
|
}
|
|
|
|
|
2014-07-18 18:22:42 +08:00
|
|
|
dev->vfd[0].fops = &coda_encoder_fops,
|
|
|
|
dev->vfd[0].ioctl_ops = &coda_ioctl_ops;
|
|
|
|
snprintf(dev->vfd[0].name, sizeof(dev->vfd[0].name), "coda-encoder");
|
|
|
|
ret = coda_register_device(dev, &dev->vfd[0]);
|
2012-07-26 16:53:35 +08:00
|
|
|
if (ret) {
|
2014-07-18 18:22:42 +08:00
|
|
|
v4l2_err(&dev->v4l2_dev,
|
|
|
|
"Failed to register encoder video device\n");
|
2012-07-26 16:53:35 +08:00
|
|
|
goto rel_m2m;
|
|
|
|
}
|
2014-07-18 18:22:42 +08:00
|
|
|
|
|
|
|
dev->vfd[1].fops = &coda_decoder_fops,
|
|
|
|
dev->vfd[1].ioctl_ops = &coda_ioctl_ops;
|
|
|
|
snprintf(dev->vfd[1].name, sizeof(dev->vfd[1].name), "coda-decoder");
|
|
|
|
ret = coda_register_device(dev, &dev->vfd[1]);
|
|
|
|
if (ret) {
|
|
|
|
v4l2_err(&dev->v4l2_dev,
|
|
|
|
"Failed to register decoder video device\n");
|
|
|
|
goto rel_m2m;
|
|
|
|
}
|
|
|
|
|
|
|
|
v4l2_info(&dev->v4l2_dev, "codec registered as /dev/video[%d-%d]\n",
|
|
|
|
dev->vfd[0].num, dev->vfd[1].num);
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2014-09-23 00:05:56 +08:00
|
|
|
pm_runtime_put_sync(&pdev->dev);
|
2012-07-26 16:53:35 +08:00
|
|
|
return;
|
|
|
|
|
|
|
|
rel_m2m:
|
|
|
|
v4l2_m2m_release(dev->m2m_dev);
|
|
|
|
rel_ctx:
|
|
|
|
vb2_dma_contig_cleanup_ctx(dev->alloc_ctx);
|
2014-09-23 00:05:56 +08:00
|
|
|
put_pm:
|
|
|
|
pm_runtime_put_sync(&pdev->dev);
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static int coda_firmware_request(struct coda_dev *dev)
|
|
|
|
{
|
|
|
|
char *fw = dev->devtype->firmware;
|
|
|
|
|
|
|
|
dev_dbg(&dev->plat_dev->dev, "requesting firmware '%s' for %s\n", fw,
|
|
|
|
coda_product_name(dev->devtype->product));
|
|
|
|
|
|
|
|
return request_firmware_nowait(THIS_MODULE, true,
|
|
|
|
fw, &dev->plat_dev->dev, GFP_KERNEL, dev, coda_fw_callback);
|
|
|
|
}
|
|
|
|
|
|
|
|
enum coda_platform {
|
|
|
|
CODA_IMX27,
|
2012-07-02 17:07:10 +08:00
|
|
|
CODA_IMX53,
|
2014-07-11 17:36:17 +08:00
|
|
|
CODA_IMX6Q,
|
|
|
|
CODA_IMX6DL,
|
2012-07-26 16:53:35 +08:00
|
|
|
};
|
|
|
|
|
2012-08-15 04:44:42 +08:00
|
|
|
static const struct coda_devtype coda_devdata[] = {
|
2012-07-26 16:53:35 +08:00
|
|
|
[CODA_IMX27] = {
|
2014-07-11 17:36:41 +08:00
|
|
|
.firmware = "v4l-codadx6-imx27.bin",
|
|
|
|
.product = CODA_DX6,
|
|
|
|
.codecs = codadx6_codecs,
|
|
|
|
.num_codecs = ARRAY_SIZE(codadx6_codecs),
|
|
|
|
.workbuf_size = 288 * 1024 + FMO_SLICE_SAVE_BUF_SIZE * 8 * 1024,
|
2014-07-11 17:36:43 +08:00
|
|
|
.iram_size = 0xb000,
|
2012-07-26 16:53:35 +08:00
|
|
|
},
|
2012-07-02 17:07:10 +08:00
|
|
|
[CODA_IMX53] = {
|
2014-07-11 17:36:41 +08:00
|
|
|
.firmware = "v4l-coda7541-imx53.bin",
|
|
|
|
.product = CODA_7541,
|
|
|
|
.codecs = coda7_codecs,
|
|
|
|
.num_codecs = ARRAY_SIZE(coda7_codecs),
|
|
|
|
.workbuf_size = 128 * 1024,
|
2014-07-11 17:36:42 +08:00
|
|
|
.tempbuf_size = 304 * 1024,
|
2014-07-11 17:36:43 +08:00
|
|
|
.iram_size = 0x14000,
|
2012-07-02 17:07:10 +08:00
|
|
|
},
|
2014-07-11 17:36:17 +08:00
|
|
|
[CODA_IMX6Q] = {
|
2014-07-11 17:36:41 +08:00
|
|
|
.firmware = "v4l-coda960-imx6q.bin",
|
|
|
|
.product = CODA_960,
|
|
|
|
.codecs = coda9_codecs,
|
|
|
|
.num_codecs = ARRAY_SIZE(coda9_codecs),
|
|
|
|
.workbuf_size = 80 * 1024,
|
2014-07-11 17:36:42 +08:00
|
|
|
.tempbuf_size = 204 * 1024,
|
2014-07-11 17:36:43 +08:00
|
|
|
.iram_size = 0x21000,
|
2014-07-11 17:36:17 +08:00
|
|
|
},
|
|
|
|
[CODA_IMX6DL] = {
|
2014-07-11 17:36:41 +08:00
|
|
|
.firmware = "v4l-coda960-imx6dl.bin",
|
|
|
|
.product = CODA_960,
|
|
|
|
.codecs = coda9_codecs,
|
|
|
|
.num_codecs = ARRAY_SIZE(coda9_codecs),
|
|
|
|
.workbuf_size = 80 * 1024,
|
2014-07-11 17:36:42 +08:00
|
|
|
.tempbuf_size = 204 * 1024,
|
2014-07-11 17:36:43 +08:00
|
|
|
.iram_size = 0x20000,
|
2014-07-11 17:36:17 +08:00
|
|
|
},
|
2012-07-26 16:53:35 +08:00
|
|
|
};
|
|
|
|
|
|
|
|
static struct platform_device_id coda_platform_ids[] = {
|
|
|
|
{ .name = "coda-imx27", .driver_data = CODA_IMX27 },
|
2012-10-10 11:07:38 +08:00
|
|
|
{ .name = "coda-imx53", .driver_data = CODA_IMX53 },
|
2012-07-26 16:53:35 +08:00
|
|
|
{ /* sentinel */ }
|
|
|
|
};
|
|
|
|
MODULE_DEVICE_TABLE(platform, coda_platform_ids);
|
|
|
|
|
|
|
|
#ifdef CONFIG_OF
|
|
|
|
static const struct of_device_id coda_dt_ids[] = {
|
2013-06-15 19:09:57 +08:00
|
|
|
{ .compatible = "fsl,imx27-vpu", .data = &coda_devdata[CODA_IMX27] },
|
2012-07-02 17:07:10 +08:00
|
|
|
{ .compatible = "fsl,imx53-vpu", .data = &coda_devdata[CODA_IMX53] },
|
2014-07-11 17:36:17 +08:00
|
|
|
{ .compatible = "fsl,imx6q-vpu", .data = &coda_devdata[CODA_IMX6Q] },
|
|
|
|
{ .compatible = "fsl,imx6dl-vpu", .data = &coda_devdata[CODA_IMX6DL] },
|
2012-07-26 16:53:35 +08:00
|
|
|
{ /* sentinel */ }
|
|
|
|
};
|
|
|
|
MODULE_DEVICE_TABLE(of, coda_dt_ids);
|
|
|
|
#endif
|
|
|
|
|
2012-12-22 05:17:53 +08:00
|
|
|
static int coda_probe(struct platform_device *pdev)
|
2012-07-26 16:53:35 +08:00
|
|
|
{
|
|
|
|
const struct of_device_id *of_id =
|
|
|
|
of_match_device(of_match_ptr(coda_dt_ids), &pdev->dev);
|
|
|
|
const struct platform_device_id *pdev_id;
|
2013-04-30 07:17:14 +08:00
|
|
|
struct coda_platform_data *pdata = pdev->dev.platform_data;
|
|
|
|
struct device_node *np = pdev->dev.of_node;
|
|
|
|
struct gen_pool *pool;
|
2012-07-26 16:53:35 +08:00
|
|
|
struct coda_dev *dev;
|
|
|
|
struct resource *res;
|
|
|
|
int ret, irq;
|
|
|
|
|
2014-08-06 19:02:23 +08:00
|
|
|
dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL);
|
2014-09-29 20:53:43 +08:00
|
|
|
if (!dev)
|
2012-07-26 16:53:35 +08:00
|
|
|
return -ENOMEM;
|
|
|
|
|
2014-10-03 01:08:27 +08:00
|
|
|
pdev_id = of_id ? of_id->data : platform_get_device_id(pdev);
|
|
|
|
|
|
|
|
if (of_id)
|
|
|
|
dev->devtype = of_id->data;
|
|
|
|
else if (pdev_id)
|
|
|
|
dev->devtype = &coda_devdata[pdev_id->driver_data];
|
|
|
|
else
|
|
|
|
return -EINVAL;
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
spin_lock_init(&dev->irqlock);
|
2012-07-25 20:16:58 +08:00
|
|
|
INIT_LIST_HEAD(&dev->instances);
|
2012-07-26 16:53:35 +08:00
|
|
|
|
|
|
|
dev->plat_dev = pdev;
|
|
|
|
dev->clk_per = devm_clk_get(&pdev->dev, "per");
|
|
|
|
if (IS_ERR(dev->clk_per)) {
|
|
|
|
dev_err(&pdev->dev, "Could not get per clock\n");
|
|
|
|
return PTR_ERR(dev->clk_per);
|
|
|
|
}
|
|
|
|
|
|
|
|
dev->clk_ahb = devm_clk_get(&pdev->dev, "ahb");
|
|
|
|
if (IS_ERR(dev->clk_ahb)) {
|
|
|
|
dev_err(&pdev->dev, "Could not get ahb clock\n");
|
|
|
|
return PTR_ERR(dev->clk_ahb);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Get memory for physical registers */
|
|
|
|
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
|
2013-05-21 15:19:27 +08:00
|
|
|
dev->regs_base = devm_ioremap_resource(&pdev->dev, res);
|
|
|
|
if (IS_ERR(dev->regs_base))
|
|
|
|
return PTR_ERR(dev->regs_base);
|
2012-07-26 16:53:35 +08:00
|
|
|
|
|
|
|
/* IRQ */
|
2014-08-06 01:00:09 +08:00
|
|
|
irq = platform_get_irq_byname(pdev, "bit");
|
|
|
|
if (irq < 0)
|
|
|
|
irq = platform_get_irq(pdev, 0);
|
2012-07-26 16:53:35 +08:00
|
|
|
if (irq < 0) {
|
|
|
|
dev_err(&pdev->dev, "failed to get irq resource\n");
|
2014-06-05 02:46:23 +08:00
|
|
|
return irq;
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2014-06-05 02:46:24 +08:00
|
|
|
ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, coda_irq_handler,
|
|
|
|
IRQF_ONESHOT, dev_name(&pdev->dev), dev);
|
|
|
|
if (ret < 0) {
|
|
|
|
dev_err(&pdev->dev, "failed to request irq: %d\n", ret);
|
|
|
|
return ret;
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2014-07-25 03:50:03 +08:00
|
|
|
dev->rstc = devm_reset_control_get_optional(&pdev->dev, NULL);
|
2014-07-11 17:36:35 +08:00
|
|
|
if (IS_ERR(dev->rstc)) {
|
|
|
|
ret = PTR_ERR(dev->rstc);
|
2014-07-25 03:50:03 +08:00
|
|
|
if (ret == -ENOENT || ret == -ENOSYS) {
|
2014-07-11 17:36:35 +08:00
|
|
|
dev->rstc = NULL;
|
|
|
|
} else {
|
2014-08-06 19:02:23 +08:00
|
|
|
dev_err(&pdev->dev, "failed get reset control: %d\n",
|
|
|
|
ret);
|
2014-07-11 17:36:35 +08:00
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2013-04-30 07:17:14 +08:00
|
|
|
/* Get IRAM pool from device tree or platform data */
|
|
|
|
pool = of_get_named_gen_pool(np, "iram", 0);
|
|
|
|
if (!pool && pdata)
|
|
|
|
pool = dev_get_gen_pool(pdata->iram_dev);
|
|
|
|
if (!pool) {
|
|
|
|
dev_err(&pdev->dev, "iram pool not available\n");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
dev->iram_pool = pool;
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev);
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
mutex_init(&dev->dev_mutex);
|
2013-05-23 21:43:00 +08:00
|
|
|
mutex_init(&dev->coda_mutex);
|
2012-07-26 16:53:35 +08:00
|
|
|
|
2014-07-11 17:36:40 +08:00
|
|
|
dev->debugfs_root = debugfs_create_dir("coda", NULL);
|
|
|
|
if (!dev->debugfs_root)
|
|
|
|
dev_warn(&pdev->dev, "failed to create debugfs root\n");
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
/* allocate auxiliary per-device buffers for the BIT processor */
|
2014-07-11 17:36:42 +08:00
|
|
|
if (dev->devtype->product == CODA_DX6) {
|
2013-06-21 14:55:30 +08:00
|
|
|
ret = coda_alloc_aux_buf(dev, &dev->workbuf,
|
2014-07-11 17:36:41 +08:00
|
|
|
dev->devtype->workbuf_size, "workbuf",
|
2014-07-11 17:36:40 +08:00
|
|
|
dev->debugfs_root);
|
2013-06-21 14:55:30 +08:00
|
|
|
if (ret < 0) {
|
|
|
|
dev_err(&pdev->dev, "failed to allocate work buffer\n");
|
|
|
|
v4l2_device_unregister(&dev->v4l2_dev);
|
|
|
|
return ret;
|
|
|
|
}
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
2014-07-11 17:36:42 +08:00
|
|
|
|
|
|
|
if (dev->devtype->tempbuf_size) {
|
2013-06-21 14:55:30 +08:00
|
|
|
ret = coda_alloc_aux_buf(dev, &dev->tempbuf,
|
2014-07-11 17:36:42 +08:00
|
|
|
dev->devtype->tempbuf_size, "tempbuf",
|
2014-07-11 17:36:40 +08:00
|
|
|
dev->debugfs_root);
|
2013-06-21 14:55:30 +08:00
|
|
|
if (ret < 0) {
|
|
|
|
dev_err(&pdev->dev, "failed to allocate temp buffer\n");
|
|
|
|
v4l2_device_unregister(&dev->v4l2_dev);
|
|
|
|
return ret;
|
|
|
|
}
|
2012-07-26 16:53:35 +08:00
|
|
|
}
|
|
|
|
|
2014-07-11 17:36:43 +08:00
|
|
|
dev->iram.size = dev->devtype->iram_size;
|
2014-07-11 17:36:16 +08:00
|
|
|
dev->iram.vaddr = gen_pool_dma_alloc(dev->iram_pool, dev->iram.size,
|
|
|
|
&dev->iram.paddr);
|
|
|
|
if (!dev->iram.vaddr) {
|
2014-08-06 01:00:13 +08:00
|
|
|
dev_warn(&pdev->dev, "unable to alloc iram\n");
|
|
|
|
} else {
|
|
|
|
dev->iram.blob.data = dev->iram.vaddr;
|
|
|
|
dev->iram.blob.size = dev->iram.size;
|
|
|
|
dev->iram.dentry = debugfs_create_blob("iram", 0644,
|
|
|
|
dev->debugfs_root,
|
|
|
|
&dev->iram.blob);
|
2012-07-02 20:03:55 +08:00
|
|
|
}
|
|
|
|
|
2014-07-11 17:36:20 +08:00
|
|
|
dev->workqueue = alloc_workqueue("coda", WQ_UNBOUND | WQ_MEM_RECLAIM, 1);
|
|
|
|
if (!dev->workqueue) {
|
|
|
|
dev_err(&pdev->dev, "unable to alloc workqueue\n");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
platform_set_drvdata(pdev, dev);
|
|
|
|
|
2014-09-23 00:05:56 +08:00
|
|
|
/*
|
|
|
|
* Start activated so we can directly call coda_hw_init in
|
|
|
|
* coda_fw_callback regardless of whether CONFIG_PM_RUNTIME is
|
|
|
|
* enabled or whether the device is associated with a PM domain.
|
|
|
|
*/
|
|
|
|
pm_runtime_get_noresume(&pdev->dev);
|
|
|
|
pm_runtime_set_active(&pdev->dev);
|
2014-07-11 17:36:23 +08:00
|
|
|
pm_runtime_enable(&pdev->dev);
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
return coda_firmware_request(dev);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int coda_remove(struct platform_device *pdev)
|
|
|
|
{
|
|
|
|
struct coda_dev *dev = platform_get_drvdata(pdev);
|
|
|
|
|
2014-07-18 18:22:42 +08:00
|
|
|
video_unregister_device(&dev->vfd[0]);
|
|
|
|
video_unregister_device(&dev->vfd[1]);
|
2012-07-26 16:53:35 +08:00
|
|
|
if (dev->m2m_dev)
|
|
|
|
v4l2_m2m_release(dev->m2m_dev);
|
2014-07-11 17:36:23 +08:00
|
|
|
pm_runtime_disable(&pdev->dev);
|
2012-07-26 16:53:35 +08:00
|
|
|
if (dev->alloc_ctx)
|
|
|
|
vb2_dma_contig_cleanup_ctx(dev->alloc_ctx);
|
|
|
|
v4l2_device_unregister(&dev->v4l2_dev);
|
2014-07-11 17:36:20 +08:00
|
|
|
destroy_workqueue(dev->workqueue);
|
2014-07-11 17:36:16 +08:00
|
|
|
if (dev->iram.vaddr)
|
|
|
|
gen_pool_free(dev->iram_pool, (unsigned long)dev->iram.vaddr,
|
|
|
|
dev->iram.size);
|
2013-06-21 14:55:30 +08:00
|
|
|
coda_free_aux_buf(dev, &dev->codebuf);
|
|
|
|
coda_free_aux_buf(dev, &dev->tempbuf);
|
|
|
|
coda_free_aux_buf(dev, &dev->workbuf);
|
2014-07-11 17:36:40 +08:00
|
|
|
debugfs_remove_recursive(dev->debugfs_root);
|
2012-07-26 16:53:35 +08:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-07-11 17:36:23 +08:00
|
|
|
#ifdef CONFIG_PM_RUNTIME
|
|
|
|
static int coda_runtime_resume(struct device *dev)
|
|
|
|
{
|
|
|
|
struct coda_dev *cdev = dev_get_drvdata(dev);
|
|
|
|
int ret = 0;
|
|
|
|
|
2014-07-18 18:22:36 +08:00
|
|
|
if (dev->pm_domain && cdev->codebuf.vaddr) {
|
2014-07-11 17:36:23 +08:00
|
|
|
ret = coda_hw_init(cdev);
|
|
|
|
if (ret)
|
|
|
|
v4l2_err(&cdev->v4l2_dev, "HW initialization failed\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
static const struct dev_pm_ops coda_pm_ops = {
|
|
|
|
SET_RUNTIME_PM_OPS(NULL, coda_runtime_resume, NULL)
|
|
|
|
};
|
|
|
|
|
2012-07-26 16:53:35 +08:00
|
|
|
static struct platform_driver coda_driver = {
|
|
|
|
.probe = coda_probe,
|
2012-12-22 05:17:53 +08:00
|
|
|
.remove = coda_remove,
|
2012-07-26 16:53:35 +08:00
|
|
|
.driver = {
|
|
|
|
.name = CODA_NAME,
|
|
|
|
.owner = THIS_MODULE,
|
|
|
|
.of_match_table = of_match_ptr(coda_dt_ids),
|
2014-07-11 17:36:23 +08:00
|
|
|
.pm = &coda_pm_ops,
|
2012-07-26 16:53:35 +08:00
|
|
|
},
|
|
|
|
.id_table = coda_platform_ids,
|
|
|
|
};
|
|
|
|
|
|
|
|
module_platform_driver(coda_driver);
|
|
|
|
|
|
|
|
MODULE_LICENSE("GPL");
|
|
|
|
MODULE_AUTHOR("Javier Martin <javier.martin@vista-silicon.com>");
|
|
|
|
MODULE_DESCRIPTION("Coda multi-standard codec V4L2 driver");
|