2073 lines
54 KiB
C
2073 lines
54 KiB
C
/*
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*
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* device driver for Conexant 2388x based TV cards
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* video4linux video interface
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*
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* (c) 2003-04 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
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*
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* (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org>
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* - Multituner support
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* - video_ioctl2 conversion
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* - PAL/M fixes
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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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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <linux/init.h>
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#include <linux/list.h>
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#include <linux/module.h>
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#include <linux/kmod.h>
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include <linux/interrupt.h>
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#include <linux/dma-mapping.h>
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#include <linux/delay.h>
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#include <linux/kthread.h>
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#include <asm/div64.h>
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#include "cx88.h"
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#include <media/v4l2-common.h>
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#include <media/v4l2-ioctl.h>
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#include <media/v4l2-event.h>
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#include <media/wm8775.h>
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MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards");
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MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
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MODULE_LICENSE("GPL");
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MODULE_VERSION(CX88_VERSION);
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/* ------------------------------------------------------------------ */
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static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
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static unsigned int vbi_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
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static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
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module_param_array(video_nr, int, NULL, 0444);
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module_param_array(vbi_nr, int, NULL, 0444);
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module_param_array(radio_nr, int, NULL, 0444);
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MODULE_PARM_DESC(video_nr,"video device numbers");
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MODULE_PARM_DESC(vbi_nr,"vbi device numbers");
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MODULE_PARM_DESC(radio_nr,"radio device numbers");
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static unsigned int video_debug;
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module_param(video_debug,int,0644);
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MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
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static unsigned int irq_debug;
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module_param(irq_debug,int,0644);
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MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
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static unsigned int vid_limit = 16;
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module_param(vid_limit,int,0644);
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MODULE_PARM_DESC(vid_limit,"capture memory limit in megabytes");
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#define dprintk(level,fmt, arg...) if (video_debug >= level) \
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printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg)
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/* ------------------------------------------------------------------- */
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/* static data */
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static const struct cx8800_fmt formats[] = {
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{
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.name = "8 bpp, gray",
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.fourcc = V4L2_PIX_FMT_GREY,
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.cxformat = ColorFormatY8,
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.depth = 8,
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.flags = FORMAT_FLAGS_PACKED,
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},{
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.name = "15 bpp RGB, le",
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.fourcc = V4L2_PIX_FMT_RGB555,
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.cxformat = ColorFormatRGB15,
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.depth = 16,
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.flags = FORMAT_FLAGS_PACKED,
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},{
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.name = "15 bpp RGB, be",
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.fourcc = V4L2_PIX_FMT_RGB555X,
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.cxformat = ColorFormatRGB15 | ColorFormatBSWAP,
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.depth = 16,
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.flags = FORMAT_FLAGS_PACKED,
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},{
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.name = "16 bpp RGB, le",
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.fourcc = V4L2_PIX_FMT_RGB565,
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.cxformat = ColorFormatRGB16,
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.depth = 16,
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.flags = FORMAT_FLAGS_PACKED,
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},{
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.name = "16 bpp RGB, be",
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.fourcc = V4L2_PIX_FMT_RGB565X,
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.cxformat = ColorFormatRGB16 | ColorFormatBSWAP,
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.depth = 16,
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.flags = FORMAT_FLAGS_PACKED,
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},{
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.name = "24 bpp RGB, le",
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.fourcc = V4L2_PIX_FMT_BGR24,
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.cxformat = ColorFormatRGB24,
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.depth = 24,
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.flags = FORMAT_FLAGS_PACKED,
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},{
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.name = "32 bpp RGB, le",
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.fourcc = V4L2_PIX_FMT_BGR32,
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.cxformat = ColorFormatRGB32,
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.depth = 32,
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.flags = FORMAT_FLAGS_PACKED,
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},{
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.name = "32 bpp RGB, be",
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.fourcc = V4L2_PIX_FMT_RGB32,
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.cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP,
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.depth = 32,
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.flags = FORMAT_FLAGS_PACKED,
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},{
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.name = "4:2:2, packed, YUYV",
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.fourcc = V4L2_PIX_FMT_YUYV,
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.cxformat = ColorFormatYUY2,
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.depth = 16,
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.flags = FORMAT_FLAGS_PACKED,
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},{
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.name = "4:2:2, packed, UYVY",
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.fourcc = V4L2_PIX_FMT_UYVY,
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.cxformat = ColorFormatYUY2 | ColorFormatBSWAP,
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.depth = 16,
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.flags = FORMAT_FLAGS_PACKED,
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},
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};
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static const struct cx8800_fmt* format_by_fourcc(unsigned int fourcc)
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{
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unsigned int i;
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for (i = 0; i < ARRAY_SIZE(formats); i++)
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if (formats[i].fourcc == fourcc)
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return formats+i;
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return NULL;
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}
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/* ------------------------------------------------------------------- */
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struct cx88_ctrl {
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/* control information */
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u32 id;
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s32 minimum;
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s32 maximum;
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u32 step;
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s32 default_value;
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/* control register information */
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u32 off;
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u32 reg;
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u32 sreg;
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u32 mask;
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u32 shift;
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};
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static const struct cx88_ctrl cx8800_vid_ctls[] = {
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/* --- video --- */
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{
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.id = V4L2_CID_BRIGHTNESS,
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.minimum = 0x00,
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.maximum = 0xff,
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.step = 1,
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.default_value = 0x7f,
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.off = 128,
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.reg = MO_CONTR_BRIGHT,
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.mask = 0x00ff,
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.shift = 0,
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},{
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.id = V4L2_CID_CONTRAST,
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.minimum = 0,
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.maximum = 0xff,
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.step = 1,
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.default_value = 0x3f,
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.off = 0,
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.reg = MO_CONTR_BRIGHT,
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.mask = 0xff00,
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.shift = 8,
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},{
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.id = V4L2_CID_HUE,
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.minimum = 0,
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.maximum = 0xff,
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.step = 1,
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.default_value = 0x7f,
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.off = 128,
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.reg = MO_HUE,
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.mask = 0x00ff,
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.shift = 0,
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},{
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/* strictly, this only describes only U saturation.
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* V saturation is handled specially through code.
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*/
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.id = V4L2_CID_SATURATION,
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.minimum = 0,
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.maximum = 0xff,
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.step = 1,
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.default_value = 0x7f,
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.off = 0,
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.reg = MO_UV_SATURATION,
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.mask = 0x00ff,
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.shift = 0,
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}, {
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.id = V4L2_CID_SHARPNESS,
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.minimum = 0,
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.maximum = 4,
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.step = 1,
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.default_value = 0x0,
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.off = 0,
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/* NOTE: the value is converted and written to both even
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and odd registers in the code */
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.reg = MO_FILTER_ODD,
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.mask = 7 << 7,
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.shift = 7,
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}, {
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.id = V4L2_CID_CHROMA_AGC,
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.minimum = 0,
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.maximum = 1,
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.default_value = 0x1,
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.reg = MO_INPUT_FORMAT,
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.mask = 1 << 10,
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.shift = 10,
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}, {
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.id = V4L2_CID_COLOR_KILLER,
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.minimum = 0,
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.maximum = 1,
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.default_value = 0x1,
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.reg = MO_INPUT_FORMAT,
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.mask = 1 << 9,
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.shift = 9,
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}, {
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.id = V4L2_CID_BAND_STOP_FILTER,
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.minimum = 0,
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.maximum = 1,
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.step = 1,
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.default_value = 0x0,
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.off = 0,
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.reg = MO_HTOTAL,
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.mask = 3 << 11,
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.shift = 11,
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}
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};
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static const struct cx88_ctrl cx8800_aud_ctls[] = {
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{
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/* --- audio --- */
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.id = V4L2_CID_AUDIO_MUTE,
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.minimum = 0,
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.maximum = 1,
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.default_value = 1,
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.reg = AUD_VOL_CTL,
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.sreg = SHADOW_AUD_VOL_CTL,
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.mask = (1 << 6),
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.shift = 6,
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},{
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.id = V4L2_CID_AUDIO_VOLUME,
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.minimum = 0,
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.maximum = 0x3f,
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.step = 1,
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.default_value = 0x3f,
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.reg = AUD_VOL_CTL,
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.sreg = SHADOW_AUD_VOL_CTL,
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.mask = 0x3f,
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.shift = 0,
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},{
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.id = V4L2_CID_AUDIO_BALANCE,
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.minimum = 0,
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.maximum = 0x7f,
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.step = 1,
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.default_value = 0x40,
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.reg = AUD_BAL_CTL,
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.sreg = SHADOW_AUD_BAL_CTL,
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.mask = 0x7f,
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.shift = 0,
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}
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};
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enum {
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CX8800_VID_CTLS = ARRAY_SIZE(cx8800_vid_ctls),
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CX8800_AUD_CTLS = ARRAY_SIZE(cx8800_aud_ctls),
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};
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/* ------------------------------------------------------------------- */
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/* resource management */
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static int res_get(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bit)
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{
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struct cx88_core *core = dev->core;
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if (fh->resources & bit)
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/* have it already allocated */
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return 1;
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/* is it free? */
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mutex_lock(&core->lock);
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if (dev->resources & bit) {
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/* no, someone else uses it */
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mutex_unlock(&core->lock);
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return 0;
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}
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/* it's free, grab it */
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fh->resources |= bit;
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dev->resources |= bit;
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dprintk(1,"res: get %d\n",bit);
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mutex_unlock(&core->lock);
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return 1;
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}
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static
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int res_check(struct cx8800_fh *fh, unsigned int bit)
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{
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return (fh->resources & bit);
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}
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static
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int res_locked(struct cx8800_dev *dev, unsigned int bit)
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{
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return (dev->resources & bit);
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}
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static
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void res_free(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bits)
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{
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struct cx88_core *core = dev->core;
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BUG_ON((fh->resources & bits) != bits);
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mutex_lock(&core->lock);
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fh->resources &= ~bits;
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dev->resources &= ~bits;
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dprintk(1,"res: put %d\n",bits);
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mutex_unlock(&core->lock);
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}
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/* ------------------------------------------------------------------ */
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int cx88_video_mux(struct cx88_core *core, unsigned int input)
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{
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/* struct cx88_core *core = dev->core; */
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dprintk(1,"video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n",
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input, INPUT(input).vmux,
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INPUT(input).gpio0,INPUT(input).gpio1,
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INPUT(input).gpio2,INPUT(input).gpio3);
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core->input = input;
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cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input).vmux << 14);
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cx_write(MO_GP3_IO, INPUT(input).gpio3);
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cx_write(MO_GP0_IO, INPUT(input).gpio0);
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cx_write(MO_GP1_IO, INPUT(input).gpio1);
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cx_write(MO_GP2_IO, INPUT(input).gpio2);
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switch (INPUT(input).type) {
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case CX88_VMUX_SVIDEO:
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cx_set(MO_AFECFG_IO, 0x00000001);
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cx_set(MO_INPUT_FORMAT, 0x00010010);
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cx_set(MO_FILTER_EVEN, 0x00002020);
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cx_set(MO_FILTER_ODD, 0x00002020);
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break;
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default:
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cx_clear(MO_AFECFG_IO, 0x00000001);
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cx_clear(MO_INPUT_FORMAT, 0x00010010);
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cx_clear(MO_FILTER_EVEN, 0x00002020);
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cx_clear(MO_FILTER_ODD, 0x00002020);
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break;
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}
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/* if there are audioroutes defined, we have an external
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ADC to deal with audio */
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if (INPUT(input).audioroute) {
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/* The wm8775 module has the "2" route hardwired into
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the initialization. Some boards may use different
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routes for different inputs. HVR-1300 surely does */
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if (core->sd_wm8775) {
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call_all(core, audio, s_routing,
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INPUT(input).audioroute, 0, 0);
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}
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/* cx2388's C-ADC is connected to the tuner only.
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When used with S-Video, that ADC is busy dealing with
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chroma, so an external must be used for baseband audio */
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if (INPUT(input).type != CX88_VMUX_TELEVISION &&
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INPUT(input).type != CX88_VMUX_CABLE) {
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/* "I2S ADC mode" */
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core->tvaudio = WW_I2SADC;
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cx88_set_tvaudio(core);
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} else {
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/* Normal mode */
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cx_write(AUD_I2SCNTL, 0x0);
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cx_clear(AUD_CTL, EN_I2SIN_ENABLE);
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}
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}
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return 0;
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}
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EXPORT_SYMBOL(cx88_video_mux);
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/* ------------------------------------------------------------------ */
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static int start_video_dma(struct cx8800_dev *dev,
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struct cx88_dmaqueue *q,
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struct cx88_buffer *buf)
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{
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struct cx88_core *core = dev->core;
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/* setup fifo + format */
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cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21],
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buf->bpl, buf->risc.dma);
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cx88_set_scale(core, buf->vb.width, buf->vb.height, buf->vb.field);
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cx_write(MO_COLOR_CTRL, buf->fmt->cxformat | ColorFormatGamma);
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/* reset counter */
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cx_write(MO_VIDY_GPCNTRL,GP_COUNT_CONTROL_RESET);
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q->count = 1;
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/* enable irqs */
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cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_VIDINT);
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/* Enables corresponding bits at PCI_INT_STAT:
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bits 0 to 4: video, audio, transport stream, VIP, Host
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bit 7: timer
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bits 8 and 9: DMA complete for: SRC, DST
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bits 10 and 11: BERR signal asserted for RISC: RD, WR
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bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB
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*/
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cx_set(MO_VID_INTMSK, 0x0f0011);
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/* enable capture */
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cx_set(VID_CAPTURE_CONTROL,0x06);
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/* start dma */
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cx_set(MO_DEV_CNTRL2, (1<<5));
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cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */
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return 0;
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}
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#ifdef CONFIG_PM
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static int stop_video_dma(struct cx8800_dev *dev)
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{
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struct cx88_core *core = dev->core;
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/* stop dma */
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cx_clear(MO_VID_DMACNTRL, 0x11);
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/* disable capture */
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cx_clear(VID_CAPTURE_CONTROL,0x06);
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/* disable irqs */
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cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT);
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cx_clear(MO_VID_INTMSK, 0x0f0011);
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return 0;
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}
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#endif
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static int restart_video_queue(struct cx8800_dev *dev,
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struct cx88_dmaqueue *q)
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{
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struct cx88_core *core = dev->core;
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struct cx88_buffer *buf, *prev;
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if (!list_empty(&q->active)) {
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buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
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dprintk(2,"restart_queue [%p/%d]: restart dma\n",
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buf, buf->vb.i);
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start_video_dma(dev, q, buf);
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list_for_each_entry(buf, &q->active, vb.queue)
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buf->count = q->count++;
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mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
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return 0;
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}
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prev = NULL;
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for (;;) {
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if (list_empty(&q->queued))
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return 0;
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buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue);
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if (NULL == prev) {
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list_move_tail(&buf->vb.queue, &q->active);
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start_video_dma(dev, q, buf);
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buf->vb.state = VIDEOBUF_ACTIVE;
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buf->count = q->count++;
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mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
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dprintk(2,"[%p/%d] restart_queue - first active\n",
|
|
buf,buf->vb.i);
|
|
|
|
} else if (prev->vb.width == buf->vb.width &&
|
|
prev->vb.height == buf->vb.height &&
|
|
prev->fmt == buf->fmt) {
|
|
list_move_tail(&buf->vb.queue, &q->active);
|
|
buf->vb.state = VIDEOBUF_ACTIVE;
|
|
buf->count = q->count++;
|
|
prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
|
|
dprintk(2,"[%p/%d] restart_queue - move to active\n",
|
|
buf,buf->vb.i);
|
|
} else {
|
|
return 0;
|
|
}
|
|
prev = buf;
|
|
}
|
|
}
|
|
|
|
/* ------------------------------------------------------------------ */
|
|
|
|
static int
|
|
buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
|
|
{
|
|
struct cx8800_fh *fh = q->priv_data;
|
|
struct cx8800_dev *dev = fh->dev;
|
|
|
|
*size = dev->fmt->depth * dev->width * dev->height >> 3;
|
|
if (0 == *count)
|
|
*count = 32;
|
|
if (*size * *count > vid_limit * 1024 * 1024)
|
|
*count = (vid_limit * 1024 * 1024) / *size;
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
|
|
enum v4l2_field field)
|
|
{
|
|
struct cx8800_fh *fh = q->priv_data;
|
|
struct cx8800_dev *dev = fh->dev;
|
|
struct cx88_core *core = dev->core;
|
|
struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
|
|
struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
|
|
int rc, init_buffer = 0;
|
|
|
|
BUG_ON(NULL == dev->fmt);
|
|
if (dev->width < 48 || dev->width > norm_maxw(core->tvnorm) ||
|
|
dev->height < 32 || dev->height > norm_maxh(core->tvnorm))
|
|
return -EINVAL;
|
|
buf->vb.size = (dev->width * dev->height * dev->fmt->depth) >> 3;
|
|
if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
|
|
return -EINVAL;
|
|
|
|
if (buf->fmt != dev->fmt ||
|
|
buf->vb.width != dev->width ||
|
|
buf->vb.height != dev->height ||
|
|
buf->vb.field != field) {
|
|
buf->fmt = dev->fmt;
|
|
buf->vb.width = dev->width;
|
|
buf->vb.height = dev->height;
|
|
buf->vb.field = field;
|
|
init_buffer = 1;
|
|
}
|
|
|
|
if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
|
|
init_buffer = 1;
|
|
if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL)))
|
|
goto fail;
|
|
}
|
|
|
|
if (init_buffer) {
|
|
buf->bpl = buf->vb.width * buf->fmt->depth >> 3;
|
|
switch (buf->vb.field) {
|
|
case V4L2_FIELD_TOP:
|
|
cx88_risc_buffer(dev->pci, &buf->risc,
|
|
dma->sglist, 0, UNSET,
|
|
buf->bpl, 0, buf->vb.height);
|
|
break;
|
|
case V4L2_FIELD_BOTTOM:
|
|
cx88_risc_buffer(dev->pci, &buf->risc,
|
|
dma->sglist, UNSET, 0,
|
|
buf->bpl, 0, buf->vb.height);
|
|
break;
|
|
case V4L2_FIELD_INTERLACED:
|
|
cx88_risc_buffer(dev->pci, &buf->risc,
|
|
dma->sglist, 0, buf->bpl,
|
|
buf->bpl, buf->bpl,
|
|
buf->vb.height >> 1);
|
|
break;
|
|
case V4L2_FIELD_SEQ_TB:
|
|
cx88_risc_buffer(dev->pci, &buf->risc,
|
|
dma->sglist,
|
|
0, buf->bpl * (buf->vb.height >> 1),
|
|
buf->bpl, 0,
|
|
buf->vb.height >> 1);
|
|
break;
|
|
case V4L2_FIELD_SEQ_BT:
|
|
cx88_risc_buffer(dev->pci, &buf->risc,
|
|
dma->sglist,
|
|
buf->bpl * (buf->vb.height >> 1), 0,
|
|
buf->bpl, 0,
|
|
buf->vb.height >> 1);
|
|
break;
|
|
default:
|
|
BUG();
|
|
}
|
|
}
|
|
dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
|
|
buf, buf->vb.i,
|
|
dev->width, dev->height, dev->fmt->depth, dev->fmt->name,
|
|
(unsigned long)buf->risc.dma);
|
|
|
|
buf->vb.state = VIDEOBUF_PREPARED;
|
|
return 0;
|
|
|
|
fail:
|
|
cx88_free_buffer(q,buf);
|
|
return rc;
|
|
}
|
|
|
|
static void
|
|
buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
|
|
{
|
|
struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
|
|
struct cx88_buffer *prev;
|
|
struct cx8800_fh *fh = vq->priv_data;
|
|
struct cx8800_dev *dev = fh->dev;
|
|
struct cx88_core *core = dev->core;
|
|
struct cx88_dmaqueue *q = &dev->vidq;
|
|
|
|
/* add jump to stopper */
|
|
buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
|
|
buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
|
|
|
|
if (!list_empty(&q->queued)) {
|
|
list_add_tail(&buf->vb.queue,&q->queued);
|
|
buf->vb.state = VIDEOBUF_QUEUED;
|
|
dprintk(2,"[%p/%d] buffer_queue - append to queued\n",
|
|
buf, buf->vb.i);
|
|
|
|
} else if (list_empty(&q->active)) {
|
|
list_add_tail(&buf->vb.queue,&q->active);
|
|
start_video_dma(dev, q, buf);
|
|
buf->vb.state = VIDEOBUF_ACTIVE;
|
|
buf->count = q->count++;
|
|
mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
|
|
dprintk(2,"[%p/%d] buffer_queue - first active\n",
|
|
buf, buf->vb.i);
|
|
|
|
} else {
|
|
prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue);
|
|
if (prev->vb.width == buf->vb.width &&
|
|
prev->vb.height == buf->vb.height &&
|
|
prev->fmt == buf->fmt) {
|
|
list_add_tail(&buf->vb.queue,&q->active);
|
|
buf->vb.state = VIDEOBUF_ACTIVE;
|
|
buf->count = q->count++;
|
|
prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
|
|
dprintk(2,"[%p/%d] buffer_queue - append to active\n",
|
|
buf, buf->vb.i);
|
|
|
|
} else {
|
|
list_add_tail(&buf->vb.queue,&q->queued);
|
|
buf->vb.state = VIDEOBUF_QUEUED;
|
|
dprintk(2,"[%p/%d] buffer_queue - first queued\n",
|
|
buf, buf->vb.i);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
|
|
{
|
|
struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
|
|
|
|
cx88_free_buffer(q,buf);
|
|
}
|
|
|
|
static const struct videobuf_queue_ops cx8800_video_qops = {
|
|
.buf_setup = buffer_setup,
|
|
.buf_prepare = buffer_prepare,
|
|
.buf_queue = buffer_queue,
|
|
.buf_release = buffer_release,
|
|
};
|
|
|
|
/* ------------------------------------------------------------------ */
|
|
|
|
|
|
/* ------------------------------------------------------------------ */
|
|
|
|
static struct videobuf_queue *get_queue(struct file *file)
|
|
{
|
|
struct video_device *vdev = video_devdata(file);
|
|
struct cx8800_fh *fh = file->private_data;
|
|
|
|
switch (vdev->vfl_type) {
|
|
case VFL_TYPE_GRABBER:
|
|
return &fh->vidq;
|
|
case VFL_TYPE_VBI:
|
|
return &fh->vbiq;
|
|
default:
|
|
BUG();
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
static int get_resource(struct file *file)
|
|
{
|
|
struct video_device *vdev = video_devdata(file);
|
|
|
|
switch (vdev->vfl_type) {
|
|
case VFL_TYPE_GRABBER:
|
|
return RESOURCE_VIDEO;
|
|
case VFL_TYPE_VBI:
|
|
return RESOURCE_VBI;
|
|
default:
|
|
BUG();
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static int video_open(struct file *file)
|
|
{
|
|
struct video_device *vdev = video_devdata(file);
|
|
struct cx8800_dev *dev = video_drvdata(file);
|
|
struct cx88_core *core = dev->core;
|
|
struct cx8800_fh *fh;
|
|
enum v4l2_buf_type type = 0;
|
|
int radio = 0;
|
|
|
|
switch (vdev->vfl_type) {
|
|
case VFL_TYPE_GRABBER:
|
|
type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
|
|
break;
|
|
case VFL_TYPE_VBI:
|
|
type = V4L2_BUF_TYPE_VBI_CAPTURE;
|
|
break;
|
|
case VFL_TYPE_RADIO:
|
|
radio = 1;
|
|
break;
|
|
}
|
|
|
|
dprintk(1, "open dev=%s radio=%d type=%s\n",
|
|
video_device_node_name(vdev), radio, v4l2_type_names[type]);
|
|
|
|
/* allocate + initialize per filehandle data */
|
|
fh = kzalloc(sizeof(*fh),GFP_KERNEL);
|
|
if (unlikely(!fh))
|
|
return -ENOMEM;
|
|
|
|
v4l2_fh_init(&fh->fh, vdev);
|
|
file->private_data = fh;
|
|
fh->dev = dev;
|
|
|
|
mutex_lock(&core->lock);
|
|
|
|
videobuf_queue_sg_init(&fh->vidq, &cx8800_video_qops,
|
|
&dev->pci->dev, &dev->slock,
|
|
V4L2_BUF_TYPE_VIDEO_CAPTURE,
|
|
V4L2_FIELD_INTERLACED,
|
|
sizeof(struct cx88_buffer),
|
|
fh, NULL);
|
|
videobuf_queue_sg_init(&fh->vbiq, &cx8800_vbi_qops,
|
|
&dev->pci->dev, &dev->slock,
|
|
V4L2_BUF_TYPE_VBI_CAPTURE,
|
|
V4L2_FIELD_SEQ_TB,
|
|
sizeof(struct cx88_buffer),
|
|
fh, NULL);
|
|
|
|
if (vdev->vfl_type == VFL_TYPE_RADIO) {
|
|
dprintk(1,"video_open: setting radio device\n");
|
|
cx_write(MO_GP3_IO, core->board.radio.gpio3);
|
|
cx_write(MO_GP0_IO, core->board.radio.gpio0);
|
|
cx_write(MO_GP1_IO, core->board.radio.gpio1);
|
|
cx_write(MO_GP2_IO, core->board.radio.gpio2);
|
|
if (core->board.radio.audioroute) {
|
|
if (core->sd_wm8775) {
|
|
call_all(core, audio, s_routing,
|
|
core->board.radio.audioroute, 0, 0);
|
|
}
|
|
/* "I2S ADC mode" */
|
|
core->tvaudio = WW_I2SADC;
|
|
cx88_set_tvaudio(core);
|
|
} else {
|
|
/* FM Mode */
|
|
core->tvaudio = WW_FM;
|
|
cx88_set_tvaudio(core);
|
|
cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1);
|
|
}
|
|
call_all(core, tuner, s_radio);
|
|
}
|
|
|
|
core->users++;
|
|
mutex_unlock(&core->lock);
|
|
v4l2_fh_add(&fh->fh);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static ssize_t
|
|
video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
|
|
{
|
|
struct video_device *vdev = video_devdata(file);
|
|
struct cx8800_fh *fh = file->private_data;
|
|
|
|
switch (vdev->vfl_type) {
|
|
case VFL_TYPE_GRABBER:
|
|
if (res_locked(fh->dev,RESOURCE_VIDEO))
|
|
return -EBUSY;
|
|
return videobuf_read_one(&fh->vidq, data, count, ppos,
|
|
file->f_flags & O_NONBLOCK);
|
|
case VFL_TYPE_VBI:
|
|
if (!res_get(fh->dev,fh,RESOURCE_VBI))
|
|
return -EBUSY;
|
|
return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1,
|
|
file->f_flags & O_NONBLOCK);
|
|
default:
|
|
BUG();
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static unsigned int
|
|
video_poll(struct file *file, struct poll_table_struct *wait)
|
|
{
|
|
struct video_device *vdev = video_devdata(file);
|
|
struct cx8800_fh *fh = file->private_data;
|
|
struct cx88_buffer *buf;
|
|
unsigned int rc = v4l2_ctrl_poll(file, wait);
|
|
|
|
if (vdev->vfl_type == VFL_TYPE_VBI) {
|
|
if (!res_get(fh->dev,fh,RESOURCE_VBI))
|
|
return rc | POLLERR;
|
|
return rc | videobuf_poll_stream(file, &fh->vbiq, wait);
|
|
}
|
|
mutex_lock(&fh->vidq.vb_lock);
|
|
if (res_check(fh,RESOURCE_VIDEO)) {
|
|
/* streaming capture */
|
|
if (list_empty(&fh->vidq.stream))
|
|
goto done;
|
|
buf = list_entry(fh->vidq.stream.next,struct cx88_buffer,vb.stream);
|
|
} else {
|
|
/* read() capture */
|
|
buf = (struct cx88_buffer*)fh->vidq.read_buf;
|
|
if (NULL == buf)
|
|
goto done;
|
|
}
|
|
poll_wait(file, &buf->vb.done, wait);
|
|
if (buf->vb.state == VIDEOBUF_DONE ||
|
|
buf->vb.state == VIDEOBUF_ERROR)
|
|
rc |= POLLIN|POLLRDNORM;
|
|
done:
|
|
mutex_unlock(&fh->vidq.vb_lock);
|
|
return rc;
|
|
}
|
|
|
|
static int video_release(struct file *file)
|
|
{
|
|
struct cx8800_fh *fh = file->private_data;
|
|
struct cx8800_dev *dev = fh->dev;
|
|
|
|
/* turn off overlay */
|
|
if (res_check(fh, RESOURCE_OVERLAY)) {
|
|
/* FIXME */
|
|
res_free(dev,fh,RESOURCE_OVERLAY);
|
|
}
|
|
|
|
/* stop video capture */
|
|
if (res_check(fh, RESOURCE_VIDEO)) {
|
|
videobuf_queue_cancel(&fh->vidq);
|
|
res_free(dev,fh,RESOURCE_VIDEO);
|
|
}
|
|
if (fh->vidq.read_buf) {
|
|
buffer_release(&fh->vidq,fh->vidq.read_buf);
|
|
kfree(fh->vidq.read_buf);
|
|
}
|
|
|
|
/* stop vbi capture */
|
|
if (res_check(fh, RESOURCE_VBI)) {
|
|
videobuf_stop(&fh->vbiq);
|
|
res_free(dev,fh,RESOURCE_VBI);
|
|
}
|
|
|
|
videobuf_mmap_free(&fh->vidq);
|
|
videobuf_mmap_free(&fh->vbiq);
|
|
|
|
mutex_lock(&dev->core->lock);
|
|
v4l2_fh_del(&fh->fh);
|
|
v4l2_fh_exit(&fh->fh);
|
|
file->private_data = NULL;
|
|
kfree(fh);
|
|
|
|
dev->core->users--;
|
|
if (!dev->core->users)
|
|
call_all(dev->core, core, s_power, 0);
|
|
mutex_unlock(&dev->core->lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
video_mmap(struct file *file, struct vm_area_struct * vma)
|
|
{
|
|
return videobuf_mmap_mapper(get_queue(file), vma);
|
|
}
|
|
|
|
/* ------------------------------------------------------------------ */
|
|
/* VIDEO CTRL IOCTLS */
|
|
|
|
static int cx8800_s_vid_ctrl(struct v4l2_ctrl *ctrl)
|
|
{
|
|
struct cx88_core *core =
|
|
container_of(ctrl->handler, struct cx88_core, video_hdl);
|
|
const struct cx88_ctrl *cc = ctrl->priv;
|
|
u32 value, mask;
|
|
|
|
mask = cc->mask;
|
|
switch (ctrl->id) {
|
|
case V4L2_CID_SATURATION:
|
|
/* special v_sat handling */
|
|
|
|
value = ((ctrl->val - cc->off) << cc->shift) & cc->mask;
|
|
|
|
if (core->tvnorm & V4L2_STD_SECAM) {
|
|
/* For SECAM, both U and V sat should be equal */
|
|
value = value << 8 | value;
|
|
} else {
|
|
/* Keeps U Saturation proportional to V Sat */
|
|
value = (value * 0x5a) / 0x7f << 8 | value;
|
|
}
|
|
mask = 0xffff;
|
|
break;
|
|
case V4L2_CID_SHARPNESS:
|
|
/* 0b000, 0b100, 0b101, 0b110, or 0b111 */
|
|
value = (ctrl->val < 1 ? 0 : ((ctrl->val + 3) << 7));
|
|
/* needs to be set for both fields */
|
|
cx_andor(MO_FILTER_EVEN, mask, value);
|
|
break;
|
|
case V4L2_CID_CHROMA_AGC:
|
|
value = ((ctrl->val - cc->off) << cc->shift) & cc->mask;
|
|
break;
|
|
default:
|
|
value = ((ctrl->val - cc->off) << cc->shift) & cc->mask;
|
|
break;
|
|
}
|
|
dprintk(1, "set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
|
|
ctrl->id, ctrl->name, ctrl->val, cc->reg, value,
|
|
mask, cc->sreg ? " [shadowed]" : "");
|
|
if (cc->sreg)
|
|
cx_sandor(cc->sreg, cc->reg, mask, value);
|
|
else
|
|
cx_andor(cc->reg, mask, value);
|
|
return 0;
|
|
}
|
|
|
|
static int cx8800_s_aud_ctrl(struct v4l2_ctrl *ctrl)
|
|
{
|
|
struct cx88_core *core =
|
|
container_of(ctrl->handler, struct cx88_core, audio_hdl);
|
|
const struct cx88_ctrl *cc = ctrl->priv;
|
|
u32 value,mask;
|
|
|
|
/* Pass changes onto any WM8775 */
|
|
if (core->sd_wm8775) {
|
|
switch (ctrl->id) {
|
|
case V4L2_CID_AUDIO_MUTE:
|
|
wm8775_s_ctrl(core, ctrl->id, ctrl->val);
|
|
break;
|
|
case V4L2_CID_AUDIO_VOLUME:
|
|
wm8775_s_ctrl(core, ctrl->id, (ctrl->val) ?
|
|
(0x90 + ctrl->val) << 8 : 0);
|
|
break;
|
|
case V4L2_CID_AUDIO_BALANCE:
|
|
wm8775_s_ctrl(core, ctrl->id, ctrl->val << 9);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
mask = cc->mask;
|
|
switch (ctrl->id) {
|
|
case V4L2_CID_AUDIO_BALANCE:
|
|
value = (ctrl->val < 0x40) ? (0x7f - ctrl->val) : (ctrl->val - 0x40);
|
|
break;
|
|
case V4L2_CID_AUDIO_VOLUME:
|
|
value = 0x3f - (ctrl->val & 0x3f);
|
|
break;
|
|
default:
|
|
value = ((ctrl->val - cc->off) << cc->shift) & cc->mask;
|
|
break;
|
|
}
|
|
dprintk(1,"set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
|
|
ctrl->id, ctrl->name, ctrl->val, cc->reg, value,
|
|
mask, cc->sreg ? " [shadowed]" : "");
|
|
if (cc->sreg)
|
|
cx_sandor(cc->sreg, cc->reg, mask, value);
|
|
else
|
|
cx_andor(cc->reg, mask, value);
|
|
return 0;
|
|
}
|
|
|
|
/* ------------------------------------------------------------------ */
|
|
/* VIDEO IOCTLS */
|
|
|
|
static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
|
|
struct v4l2_format *f)
|
|
{
|
|
struct cx8800_fh *fh = priv;
|
|
struct cx8800_dev *dev = fh->dev;
|
|
|
|
f->fmt.pix.width = dev->width;
|
|
f->fmt.pix.height = dev->height;
|
|
f->fmt.pix.field = fh->vidq.field;
|
|
f->fmt.pix.pixelformat = dev->fmt->fourcc;
|
|
f->fmt.pix.bytesperline =
|
|
(f->fmt.pix.width * dev->fmt->depth) >> 3;
|
|
f->fmt.pix.sizeimage =
|
|
f->fmt.pix.height * f->fmt.pix.bytesperline;
|
|
f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
|
|
return 0;
|
|
}
|
|
|
|
static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
|
|
struct v4l2_format *f)
|
|
{
|
|
struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
|
|
const struct cx8800_fmt *fmt;
|
|
enum v4l2_field field;
|
|
unsigned int maxw, maxh;
|
|
|
|
fmt = format_by_fourcc(f->fmt.pix.pixelformat);
|
|
if (NULL == fmt)
|
|
return -EINVAL;
|
|
|
|
field = f->fmt.pix.field;
|
|
maxw = norm_maxw(core->tvnorm);
|
|
maxh = norm_maxh(core->tvnorm);
|
|
|
|
if (V4L2_FIELD_ANY == field) {
|
|
field = (f->fmt.pix.height > maxh/2)
|
|
? V4L2_FIELD_INTERLACED
|
|
: V4L2_FIELD_BOTTOM;
|
|
}
|
|
|
|
switch (field) {
|
|
case V4L2_FIELD_TOP:
|
|
case V4L2_FIELD_BOTTOM:
|
|
maxh = maxh / 2;
|
|
break;
|
|
case V4L2_FIELD_INTERLACED:
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
f->fmt.pix.field = field;
|
|
v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2,
|
|
&f->fmt.pix.height, 32, maxh, 0, 0);
|
|
f->fmt.pix.bytesperline =
|
|
(f->fmt.pix.width * fmt->depth) >> 3;
|
|
f->fmt.pix.sizeimage =
|
|
f->fmt.pix.height * f->fmt.pix.bytesperline;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
|
|
struct v4l2_format *f)
|
|
{
|
|
struct cx8800_fh *fh = priv;
|
|
struct cx8800_dev *dev = fh->dev;
|
|
int err = vidioc_try_fmt_vid_cap (file,priv,f);
|
|
|
|
if (0 != err)
|
|
return err;
|
|
dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
|
|
dev->width = f->fmt.pix.width;
|
|
dev->height = f->fmt.pix.height;
|
|
fh->vidq.field = f->fmt.pix.field;
|
|
return 0;
|
|
}
|
|
|
|
void cx88_querycap(struct file *file, struct cx88_core *core,
|
|
struct v4l2_capability *cap)
|
|
{
|
|
struct video_device *vdev = video_devdata(file);
|
|
|
|
strlcpy(cap->card, core->board.name, sizeof(cap->card));
|
|
cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
|
|
if (UNSET != core->board.tuner_type)
|
|
cap->device_caps |= V4L2_CAP_TUNER;
|
|
switch (vdev->vfl_type) {
|
|
case VFL_TYPE_RADIO:
|
|
cap->device_caps = V4L2_CAP_RADIO | V4L2_CAP_TUNER;
|
|
break;
|
|
case VFL_TYPE_GRABBER:
|
|
cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE;
|
|
break;
|
|
case VFL_TYPE_VBI:
|
|
cap->device_caps |= V4L2_CAP_VBI_CAPTURE;
|
|
break;
|
|
}
|
|
cap->capabilities = cap->device_caps | V4L2_CAP_VIDEO_CAPTURE |
|
|
V4L2_CAP_VBI_CAPTURE | V4L2_CAP_DEVICE_CAPS;
|
|
if (core->board.radio.type == CX88_RADIO)
|
|
cap->capabilities |= V4L2_CAP_RADIO;
|
|
}
|
|
EXPORT_SYMBOL(cx88_querycap);
|
|
|
|
static int vidioc_querycap(struct file *file, void *priv,
|
|
struct v4l2_capability *cap)
|
|
{
|
|
struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev;
|
|
struct cx88_core *core = dev->core;
|
|
|
|
strcpy(cap->driver, "cx8800");
|
|
sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
|
|
cx88_querycap(file, core, cap);
|
|
return 0;
|
|
}
|
|
|
|
static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv,
|
|
struct v4l2_fmtdesc *f)
|
|
{
|
|
if (unlikely(f->index >= ARRAY_SIZE(formats)))
|
|
return -EINVAL;
|
|
|
|
strlcpy(f->description,formats[f->index].name,sizeof(f->description));
|
|
f->pixelformat = formats[f->index].fourcc;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
|
|
{
|
|
return videobuf_reqbufs(get_queue(file), p);
|
|
}
|
|
|
|
static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
|
|
{
|
|
return videobuf_querybuf(get_queue(file), p);
|
|
}
|
|
|
|
static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
|
|
{
|
|
return videobuf_qbuf(get_queue(file), p);
|
|
}
|
|
|
|
static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
|
|
{
|
|
return videobuf_dqbuf(get_queue(file), p,
|
|
file->f_flags & O_NONBLOCK);
|
|
}
|
|
|
|
static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
|
|
{
|
|
struct video_device *vdev = video_devdata(file);
|
|
struct cx8800_fh *fh = priv;
|
|
struct cx8800_dev *dev = fh->dev;
|
|
|
|
if ((vdev->vfl_type == VFL_TYPE_GRABBER && i != V4L2_BUF_TYPE_VIDEO_CAPTURE) ||
|
|
(vdev->vfl_type == VFL_TYPE_VBI && i != V4L2_BUF_TYPE_VBI_CAPTURE))
|
|
return -EINVAL;
|
|
|
|
if (unlikely(!res_get(dev, fh, get_resource(file))))
|
|
return -EBUSY;
|
|
return videobuf_streamon(get_queue(file));
|
|
}
|
|
|
|
static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
|
|
{
|
|
struct video_device *vdev = video_devdata(file);
|
|
struct cx8800_fh *fh = priv;
|
|
struct cx8800_dev *dev = fh->dev;
|
|
int err, res;
|
|
|
|
if ((vdev->vfl_type == VFL_TYPE_GRABBER && i != V4L2_BUF_TYPE_VIDEO_CAPTURE) ||
|
|
(vdev->vfl_type == VFL_TYPE_VBI && i != V4L2_BUF_TYPE_VBI_CAPTURE))
|
|
return -EINVAL;
|
|
|
|
res = get_resource(file);
|
|
err = videobuf_streamoff(get_queue(file));
|
|
if (err < 0)
|
|
return err;
|
|
res_free(dev,fh,res);
|
|
return 0;
|
|
}
|
|
|
|
static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *tvnorm)
|
|
{
|
|
struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
|
|
|
|
*tvnorm = core->tvnorm;
|
|
return 0;
|
|
}
|
|
|
|
static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms)
|
|
{
|
|
struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
|
|
|
|
mutex_lock(&core->lock);
|
|
cx88_set_tvnorm(core, tvnorms);
|
|
mutex_unlock(&core->lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* only one input in this sample driver */
|
|
int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i)
|
|
{
|
|
static const char * const iname[] = {
|
|
[ CX88_VMUX_COMPOSITE1 ] = "Composite1",
|
|
[ CX88_VMUX_COMPOSITE2 ] = "Composite2",
|
|
[ CX88_VMUX_COMPOSITE3 ] = "Composite3",
|
|
[ CX88_VMUX_COMPOSITE4 ] = "Composite4",
|
|
[ CX88_VMUX_SVIDEO ] = "S-Video",
|
|
[ CX88_VMUX_TELEVISION ] = "Television",
|
|
[ CX88_VMUX_CABLE ] = "Cable TV",
|
|
[ CX88_VMUX_DVB ] = "DVB",
|
|
[ CX88_VMUX_DEBUG ] = "for debug only",
|
|
};
|
|
unsigned int n = i->index;
|
|
|
|
if (n >= 4)
|
|
return -EINVAL;
|
|
if (0 == INPUT(n).type)
|
|
return -EINVAL;
|
|
i->type = V4L2_INPUT_TYPE_CAMERA;
|
|
strcpy(i->name,iname[INPUT(n).type]);
|
|
if ((CX88_VMUX_TELEVISION == INPUT(n).type) ||
|
|
(CX88_VMUX_CABLE == INPUT(n).type)) {
|
|
i->type = V4L2_INPUT_TYPE_TUNER;
|
|
}
|
|
i->std = CX88_NORMS;
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(cx88_enum_input);
|
|
|
|
static int vidioc_enum_input (struct file *file, void *priv,
|
|
struct v4l2_input *i)
|
|
{
|
|
struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
|
|
return cx88_enum_input (core,i);
|
|
}
|
|
|
|
static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
|
|
{
|
|
struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
|
|
|
|
*i = core->input;
|
|
return 0;
|
|
}
|
|
|
|
static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
|
|
{
|
|
struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
|
|
|
|
if (i >= 4)
|
|
return -EINVAL;
|
|
if (0 == INPUT(i).type)
|
|
return -EINVAL;
|
|
|
|
mutex_lock(&core->lock);
|
|
cx88_newstation(core);
|
|
cx88_video_mux(core,i);
|
|
mutex_unlock(&core->lock);
|
|
return 0;
|
|
}
|
|
|
|
static int vidioc_g_tuner (struct file *file, void *priv,
|
|
struct v4l2_tuner *t)
|
|
{
|
|
struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
|
|
u32 reg;
|
|
|
|
if (unlikely(UNSET == core->board.tuner_type))
|
|
return -EINVAL;
|
|
if (0 != t->index)
|
|
return -EINVAL;
|
|
|
|
strcpy(t->name, "Television");
|
|
t->capability = V4L2_TUNER_CAP_NORM;
|
|
t->rangehigh = 0xffffffffUL;
|
|
call_all(core, tuner, g_tuner, t);
|
|
|
|
cx88_get_stereo(core ,t);
|
|
reg = cx_read(MO_DEVICE_STATUS);
|
|
t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
|
|
return 0;
|
|
}
|
|
|
|
static int vidioc_s_tuner (struct file *file, void *priv,
|
|
const struct v4l2_tuner *t)
|
|
{
|
|
struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
|
|
|
|
if (UNSET == core->board.tuner_type)
|
|
return -EINVAL;
|
|
if (0 != t->index)
|
|
return -EINVAL;
|
|
|
|
cx88_set_stereo(core, t->audmode, 1);
|
|
return 0;
|
|
}
|
|
|
|
static int vidioc_g_frequency (struct file *file, void *priv,
|
|
struct v4l2_frequency *f)
|
|
{
|
|
struct cx8800_fh *fh = priv;
|
|
struct cx88_core *core = fh->dev->core;
|
|
|
|
if (unlikely(UNSET == core->board.tuner_type))
|
|
return -EINVAL;
|
|
if (f->tuner)
|
|
return -EINVAL;
|
|
|
|
f->frequency = core->freq;
|
|
|
|
call_all(core, tuner, g_frequency, f);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int cx88_set_freq (struct cx88_core *core,
|
|
const struct v4l2_frequency *f)
|
|
{
|
|
struct v4l2_frequency new_freq = *f;
|
|
|
|
if (unlikely(UNSET == core->board.tuner_type))
|
|
return -EINVAL;
|
|
if (unlikely(f->tuner != 0))
|
|
return -EINVAL;
|
|
|
|
mutex_lock(&core->lock);
|
|
cx88_newstation(core);
|
|
call_all(core, tuner, s_frequency, f);
|
|
call_all(core, tuner, g_frequency, &new_freq);
|
|
core->freq = new_freq.frequency;
|
|
|
|
/* When changing channels it is required to reset TVAUDIO */
|
|
msleep (10);
|
|
cx88_set_tvaudio(core);
|
|
|
|
mutex_unlock(&core->lock);
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(cx88_set_freq);
|
|
|
|
static int vidioc_s_frequency (struct file *file, void *priv,
|
|
const struct v4l2_frequency *f)
|
|
{
|
|
struct cx8800_fh *fh = priv;
|
|
struct cx88_core *core = fh->dev->core;
|
|
|
|
return cx88_set_freq(core, f);
|
|
}
|
|
|
|
static int vidioc_g_chip_ident(struct file *file, void *priv,
|
|
struct v4l2_dbg_chip_ident *chip)
|
|
{
|
|
if (!v4l2_chip_match_host(&chip->match))
|
|
return -EINVAL;
|
|
chip->revision = 0;
|
|
chip->ident = V4L2_IDENT_UNKNOWN;
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_VIDEO_ADV_DEBUG
|
|
static int vidioc_g_register (struct file *file, void *fh,
|
|
struct v4l2_dbg_register *reg)
|
|
{
|
|
struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
|
|
|
|
if (!v4l2_chip_match_host(®->match))
|
|
return -EINVAL;
|
|
/* cx2388x has a 24-bit register space */
|
|
reg->val = cx_read(reg->reg & 0xffffff);
|
|
reg->size = 4;
|
|
return 0;
|
|
}
|
|
|
|
static int vidioc_s_register (struct file *file, void *fh,
|
|
const struct v4l2_dbg_register *reg)
|
|
{
|
|
struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
|
|
|
|
if (!v4l2_chip_match_host(®->match))
|
|
return -EINVAL;
|
|
cx_write(reg->reg & 0xffffff, reg->val);
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/* ----------------------------------------------------------- */
|
|
/* RADIO ESPECIFIC IOCTLS */
|
|
/* ----------------------------------------------------------- */
|
|
|
|
static int radio_g_tuner (struct file *file, void *priv,
|
|
struct v4l2_tuner *t)
|
|
{
|
|
struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
|
|
|
|
if (unlikely(t->index > 0))
|
|
return -EINVAL;
|
|
|
|
strcpy(t->name, "Radio");
|
|
|
|
call_all(core, tuner, g_tuner, t);
|
|
return 0;
|
|
}
|
|
|
|
static int radio_s_tuner (struct file *file, void *priv,
|
|
const struct v4l2_tuner *t)
|
|
{
|
|
struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
|
|
|
|
if (0 != t->index)
|
|
return -EINVAL;
|
|
|
|
call_all(core, tuner, s_tuner, t);
|
|
return 0;
|
|
}
|
|
|
|
/* ----------------------------------------------------------- */
|
|
|
|
static void cx8800_vid_timeout(unsigned long data)
|
|
{
|
|
struct cx8800_dev *dev = (struct cx8800_dev*)data;
|
|
struct cx88_core *core = dev->core;
|
|
struct cx88_dmaqueue *q = &dev->vidq;
|
|
struct cx88_buffer *buf;
|
|
unsigned long flags;
|
|
|
|
cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
|
|
|
|
cx_clear(MO_VID_DMACNTRL, 0x11);
|
|
cx_clear(VID_CAPTURE_CONTROL, 0x06);
|
|
|
|
spin_lock_irqsave(&dev->slock,flags);
|
|
while (!list_empty(&q->active)) {
|
|
buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
|
|
list_del(&buf->vb.queue);
|
|
buf->vb.state = VIDEOBUF_ERROR;
|
|
wake_up(&buf->vb.done);
|
|
printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", core->name,
|
|
buf, buf->vb.i, (unsigned long)buf->risc.dma);
|
|
}
|
|
restart_video_queue(dev,q);
|
|
spin_unlock_irqrestore(&dev->slock,flags);
|
|
}
|
|
|
|
static const char *cx88_vid_irqs[32] = {
|
|
"y_risci1", "u_risci1", "v_risci1", "vbi_risc1",
|
|
"y_risci2", "u_risci2", "v_risci2", "vbi_risc2",
|
|
"y_oflow", "u_oflow", "v_oflow", "vbi_oflow",
|
|
"y_sync", "u_sync", "v_sync", "vbi_sync",
|
|
"opc_err", "par_err", "rip_err", "pci_abort",
|
|
};
|
|
|
|
static void cx8800_vid_irq(struct cx8800_dev *dev)
|
|
{
|
|
struct cx88_core *core = dev->core;
|
|
u32 status, mask, count;
|
|
|
|
status = cx_read(MO_VID_INTSTAT);
|
|
mask = cx_read(MO_VID_INTMSK);
|
|
if (0 == (status & mask))
|
|
return;
|
|
cx_write(MO_VID_INTSTAT, status);
|
|
if (irq_debug || (status & mask & ~0xff))
|
|
cx88_print_irqbits(core->name, "irq vid",
|
|
cx88_vid_irqs, ARRAY_SIZE(cx88_vid_irqs),
|
|
status, mask);
|
|
|
|
/* risc op code error */
|
|
if (status & (1 << 16)) {
|
|
printk(KERN_WARNING "%s/0: video risc op code error\n",core->name);
|
|
cx_clear(MO_VID_DMACNTRL, 0x11);
|
|
cx_clear(VID_CAPTURE_CONTROL, 0x06);
|
|
cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
|
|
}
|
|
|
|
/* risc1 y */
|
|
if (status & 0x01) {
|
|
spin_lock(&dev->slock);
|
|
count = cx_read(MO_VIDY_GPCNT);
|
|
cx88_wakeup(core, &dev->vidq, count);
|
|
spin_unlock(&dev->slock);
|
|
}
|
|
|
|
/* risc1 vbi */
|
|
if (status & 0x08) {
|
|
spin_lock(&dev->slock);
|
|
count = cx_read(MO_VBI_GPCNT);
|
|
cx88_wakeup(core, &dev->vbiq, count);
|
|
spin_unlock(&dev->slock);
|
|
}
|
|
|
|
/* risc2 y */
|
|
if (status & 0x10) {
|
|
dprintk(2,"stopper video\n");
|
|
spin_lock(&dev->slock);
|
|
restart_video_queue(dev,&dev->vidq);
|
|
spin_unlock(&dev->slock);
|
|
}
|
|
|
|
/* risc2 vbi */
|
|
if (status & 0x80) {
|
|
dprintk(2,"stopper vbi\n");
|
|
spin_lock(&dev->slock);
|
|
cx8800_restart_vbi_queue(dev,&dev->vbiq);
|
|
spin_unlock(&dev->slock);
|
|
}
|
|
}
|
|
|
|
static irqreturn_t cx8800_irq(int irq, void *dev_id)
|
|
{
|
|
struct cx8800_dev *dev = dev_id;
|
|
struct cx88_core *core = dev->core;
|
|
u32 status;
|
|
int loop, handled = 0;
|
|
|
|
for (loop = 0; loop < 10; loop++) {
|
|
status = cx_read(MO_PCI_INTSTAT) &
|
|
(core->pci_irqmask | PCI_INT_VIDINT);
|
|
if (0 == status)
|
|
goto out;
|
|
cx_write(MO_PCI_INTSTAT, status);
|
|
handled = 1;
|
|
|
|
if (status & core->pci_irqmask)
|
|
cx88_core_irq(core,status);
|
|
if (status & PCI_INT_VIDINT)
|
|
cx8800_vid_irq(dev);
|
|
}
|
|
if (10 == loop) {
|
|
printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n",
|
|
core->name);
|
|
cx_write(MO_PCI_INTMSK,0);
|
|
}
|
|
|
|
out:
|
|
return IRQ_RETVAL(handled);
|
|
}
|
|
|
|
/* ----------------------------------------------------------- */
|
|
/* exported stuff */
|
|
|
|
static const struct v4l2_file_operations video_fops =
|
|
{
|
|
.owner = THIS_MODULE,
|
|
.open = video_open,
|
|
.release = video_release,
|
|
.read = video_read,
|
|
.poll = video_poll,
|
|
.mmap = video_mmap,
|
|
.unlocked_ioctl = video_ioctl2,
|
|
};
|
|
|
|
static const struct v4l2_ioctl_ops video_ioctl_ops = {
|
|
.vidioc_querycap = vidioc_querycap,
|
|
.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
|
|
.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
|
|
.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
|
|
.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
|
|
.vidioc_reqbufs = vidioc_reqbufs,
|
|
.vidioc_querybuf = vidioc_querybuf,
|
|
.vidioc_qbuf = vidioc_qbuf,
|
|
.vidioc_dqbuf = vidioc_dqbuf,
|
|
.vidioc_g_std = vidioc_g_std,
|
|
.vidioc_s_std = vidioc_s_std,
|
|
.vidioc_enum_input = vidioc_enum_input,
|
|
.vidioc_g_input = vidioc_g_input,
|
|
.vidioc_s_input = vidioc_s_input,
|
|
.vidioc_streamon = vidioc_streamon,
|
|
.vidioc_streamoff = vidioc_streamoff,
|
|
.vidioc_g_tuner = vidioc_g_tuner,
|
|
.vidioc_s_tuner = vidioc_s_tuner,
|
|
.vidioc_g_frequency = vidioc_g_frequency,
|
|
.vidioc_s_frequency = vidioc_s_frequency,
|
|
.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
|
|
.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
|
|
.vidioc_g_chip_ident = vidioc_g_chip_ident,
|
|
#ifdef CONFIG_VIDEO_ADV_DEBUG
|
|
.vidioc_g_register = vidioc_g_register,
|
|
.vidioc_s_register = vidioc_s_register,
|
|
#endif
|
|
};
|
|
|
|
static const struct video_device cx8800_video_template = {
|
|
.name = "cx8800-video",
|
|
.fops = &video_fops,
|
|
.ioctl_ops = &video_ioctl_ops,
|
|
.tvnorms = CX88_NORMS,
|
|
};
|
|
|
|
static const struct v4l2_ioctl_ops vbi_ioctl_ops = {
|
|
.vidioc_querycap = vidioc_querycap,
|
|
.vidioc_g_fmt_vbi_cap = cx8800_vbi_fmt,
|
|
.vidioc_try_fmt_vbi_cap = cx8800_vbi_fmt,
|
|
.vidioc_s_fmt_vbi_cap = cx8800_vbi_fmt,
|
|
.vidioc_reqbufs = vidioc_reqbufs,
|
|
.vidioc_querybuf = vidioc_querybuf,
|
|
.vidioc_qbuf = vidioc_qbuf,
|
|
.vidioc_dqbuf = vidioc_dqbuf,
|
|
.vidioc_g_std = vidioc_g_std,
|
|
.vidioc_s_std = vidioc_s_std,
|
|
.vidioc_enum_input = vidioc_enum_input,
|
|
.vidioc_g_input = vidioc_g_input,
|
|
.vidioc_s_input = vidioc_s_input,
|
|
.vidioc_streamon = vidioc_streamon,
|
|
.vidioc_streamoff = vidioc_streamoff,
|
|
.vidioc_g_tuner = vidioc_g_tuner,
|
|
.vidioc_s_tuner = vidioc_s_tuner,
|
|
.vidioc_g_frequency = vidioc_g_frequency,
|
|
.vidioc_s_frequency = vidioc_s_frequency,
|
|
.vidioc_g_chip_ident = vidioc_g_chip_ident,
|
|
#ifdef CONFIG_VIDEO_ADV_DEBUG
|
|
.vidioc_g_register = vidioc_g_register,
|
|
.vidioc_s_register = vidioc_s_register,
|
|
#endif
|
|
};
|
|
|
|
static const struct video_device cx8800_vbi_template = {
|
|
.name = "cx8800-vbi",
|
|
.fops = &video_fops,
|
|
.ioctl_ops = &vbi_ioctl_ops,
|
|
.tvnorms = CX88_NORMS,
|
|
};
|
|
|
|
static const struct v4l2_file_operations radio_fops =
|
|
{
|
|
.owner = THIS_MODULE,
|
|
.open = video_open,
|
|
.poll = v4l2_ctrl_poll,
|
|
.release = video_release,
|
|
.unlocked_ioctl = video_ioctl2,
|
|
};
|
|
|
|
static const struct v4l2_ioctl_ops radio_ioctl_ops = {
|
|
.vidioc_querycap = vidioc_querycap,
|
|
.vidioc_g_tuner = radio_g_tuner,
|
|
.vidioc_s_tuner = radio_s_tuner,
|
|
.vidioc_g_frequency = vidioc_g_frequency,
|
|
.vidioc_s_frequency = vidioc_s_frequency,
|
|
.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
|
|
.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
|
|
.vidioc_g_chip_ident = vidioc_g_chip_ident,
|
|
#ifdef CONFIG_VIDEO_ADV_DEBUG
|
|
.vidioc_g_register = vidioc_g_register,
|
|
.vidioc_s_register = vidioc_s_register,
|
|
#endif
|
|
};
|
|
|
|
static const struct video_device cx8800_radio_template = {
|
|
.name = "cx8800-radio",
|
|
.fops = &radio_fops,
|
|
.ioctl_ops = &radio_ioctl_ops,
|
|
};
|
|
|
|
static const struct v4l2_ctrl_ops cx8800_ctrl_vid_ops = {
|
|
.s_ctrl = cx8800_s_vid_ctrl,
|
|
};
|
|
|
|
static const struct v4l2_ctrl_ops cx8800_ctrl_aud_ops = {
|
|
.s_ctrl = cx8800_s_aud_ctrl,
|
|
};
|
|
|
|
/* ----------------------------------------------------------- */
|
|
|
|
static void cx8800_unregister_video(struct cx8800_dev *dev)
|
|
{
|
|
if (dev->radio_dev) {
|
|
if (video_is_registered(dev->radio_dev))
|
|
video_unregister_device(dev->radio_dev);
|
|
else
|
|
video_device_release(dev->radio_dev);
|
|
dev->radio_dev = NULL;
|
|
}
|
|
if (dev->vbi_dev) {
|
|
if (video_is_registered(dev->vbi_dev))
|
|
video_unregister_device(dev->vbi_dev);
|
|
else
|
|
video_device_release(dev->vbi_dev);
|
|
dev->vbi_dev = NULL;
|
|
}
|
|
if (dev->video_dev) {
|
|
if (video_is_registered(dev->video_dev))
|
|
video_unregister_device(dev->video_dev);
|
|
else
|
|
video_device_release(dev->video_dev);
|
|
dev->video_dev = NULL;
|
|
}
|
|
}
|
|
|
|
static int cx8800_initdev(struct pci_dev *pci_dev,
|
|
const struct pci_device_id *pci_id)
|
|
{
|
|
struct cx8800_dev *dev;
|
|
struct cx88_core *core;
|
|
int err;
|
|
int i;
|
|
|
|
dev = kzalloc(sizeof(*dev),GFP_KERNEL);
|
|
if (NULL == dev)
|
|
return -ENOMEM;
|
|
|
|
/* pci init */
|
|
dev->pci = pci_dev;
|
|
if (pci_enable_device(pci_dev)) {
|
|
err = -EIO;
|
|
goto fail_free;
|
|
}
|
|
core = cx88_core_get(dev->pci);
|
|
if (NULL == core) {
|
|
err = -EINVAL;
|
|
goto fail_free;
|
|
}
|
|
dev->core = core;
|
|
|
|
/* print pci info */
|
|
dev->pci_rev = pci_dev->revision;
|
|
pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat);
|
|
printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, "
|
|
"latency: %d, mmio: 0x%llx\n", core->name,
|
|
pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
|
|
dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0));
|
|
|
|
pci_set_master(pci_dev);
|
|
if (!pci_dma_supported(pci_dev,DMA_BIT_MASK(32))) {
|
|
printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name);
|
|
err = -EIO;
|
|
goto fail_core;
|
|
}
|
|
|
|
/* initialize driver struct */
|
|
spin_lock_init(&dev->slock);
|
|
core->tvnorm = V4L2_STD_NTSC_M;
|
|
|
|
/* init video dma queues */
|
|
INIT_LIST_HEAD(&dev->vidq.active);
|
|
INIT_LIST_HEAD(&dev->vidq.queued);
|
|
dev->vidq.timeout.function = cx8800_vid_timeout;
|
|
dev->vidq.timeout.data = (unsigned long)dev;
|
|
init_timer(&dev->vidq.timeout);
|
|
cx88_risc_stopper(dev->pci,&dev->vidq.stopper,
|
|
MO_VID_DMACNTRL,0x11,0x00);
|
|
|
|
/* init vbi dma queues */
|
|
INIT_LIST_HEAD(&dev->vbiq.active);
|
|
INIT_LIST_HEAD(&dev->vbiq.queued);
|
|
dev->vbiq.timeout.function = cx8800_vbi_timeout;
|
|
dev->vbiq.timeout.data = (unsigned long)dev;
|
|
init_timer(&dev->vbiq.timeout);
|
|
cx88_risc_stopper(dev->pci,&dev->vbiq.stopper,
|
|
MO_VID_DMACNTRL,0x88,0x00);
|
|
|
|
/* get irq */
|
|
err = request_irq(pci_dev->irq, cx8800_irq,
|
|
IRQF_SHARED | IRQF_DISABLED, core->name, dev);
|
|
if (err < 0) {
|
|
printk(KERN_ERR "%s/0: can't get IRQ %d\n",
|
|
core->name,pci_dev->irq);
|
|
goto fail_core;
|
|
}
|
|
cx_set(MO_PCI_INTMSK, core->pci_irqmask);
|
|
|
|
for (i = 0; i < CX8800_AUD_CTLS; i++) {
|
|
const struct cx88_ctrl *cc = &cx8800_aud_ctls[i];
|
|
struct v4l2_ctrl *vc;
|
|
|
|
vc = v4l2_ctrl_new_std(&core->audio_hdl, &cx8800_ctrl_aud_ops,
|
|
cc->id, cc->minimum, cc->maximum, cc->step, cc->default_value);
|
|
if (vc == NULL) {
|
|
err = core->audio_hdl.error;
|
|
goto fail_core;
|
|
}
|
|
vc->priv = (void *)cc;
|
|
}
|
|
|
|
for (i = 0; i < CX8800_VID_CTLS; i++) {
|
|
const struct cx88_ctrl *cc = &cx8800_vid_ctls[i];
|
|
struct v4l2_ctrl *vc;
|
|
|
|
vc = v4l2_ctrl_new_std(&core->video_hdl, &cx8800_ctrl_vid_ops,
|
|
cc->id, cc->minimum, cc->maximum, cc->step, cc->default_value);
|
|
if (vc == NULL) {
|
|
err = core->video_hdl.error;
|
|
goto fail_core;
|
|
}
|
|
vc->priv = (void *)cc;
|
|
if (vc->id == V4L2_CID_CHROMA_AGC)
|
|
core->chroma_agc = vc;
|
|
}
|
|
v4l2_ctrl_add_handler(&core->video_hdl, &core->audio_hdl, NULL);
|
|
|
|
/* load and configure helper modules */
|
|
|
|
if (core->board.audio_chip == V4L2_IDENT_WM8775) {
|
|
struct i2c_board_info wm8775_info = {
|
|
.type = "wm8775",
|
|
.addr = 0x36 >> 1,
|
|
.platform_data = &core->wm8775_data,
|
|
};
|
|
struct v4l2_subdev *sd;
|
|
|
|
if (core->boardnr == CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1)
|
|
core->wm8775_data.is_nova_s = true;
|
|
else
|
|
core->wm8775_data.is_nova_s = false;
|
|
|
|
sd = v4l2_i2c_new_subdev_board(&core->v4l2_dev, &core->i2c_adap,
|
|
&wm8775_info, NULL);
|
|
if (sd != NULL) {
|
|
core->sd_wm8775 = sd;
|
|
sd->grp_id = WM8775_GID;
|
|
}
|
|
}
|
|
|
|
if (core->board.audio_chip == V4L2_IDENT_TVAUDIO) {
|
|
/* This probes for a tda9874 as is used on some
|
|
Pixelview Ultra boards. */
|
|
v4l2_i2c_new_subdev(&core->v4l2_dev, &core->i2c_adap,
|
|
"tvaudio", 0, I2C_ADDRS(0xb0 >> 1));
|
|
}
|
|
|
|
switch (core->boardnr) {
|
|
case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
|
|
case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD: {
|
|
static const struct i2c_board_info rtc_info = {
|
|
I2C_BOARD_INFO("isl1208", 0x6f)
|
|
};
|
|
|
|
request_module("rtc-isl1208");
|
|
core->i2c_rtc = i2c_new_device(&core->i2c_adap, &rtc_info);
|
|
}
|
|
/* break intentionally omitted */
|
|
case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO:
|
|
request_module("ir-kbd-i2c");
|
|
}
|
|
|
|
/* Sets device info at pci_dev */
|
|
pci_set_drvdata(pci_dev, dev);
|
|
|
|
dev->width = 320;
|
|
dev->height = 240;
|
|
dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
|
|
|
|
/* initial device configuration */
|
|
mutex_lock(&core->lock);
|
|
cx88_set_tvnorm(core, core->tvnorm);
|
|
v4l2_ctrl_handler_setup(&core->video_hdl);
|
|
v4l2_ctrl_handler_setup(&core->audio_hdl);
|
|
cx88_video_mux(core, 0);
|
|
|
|
/* register v4l devices */
|
|
dev->video_dev = cx88_vdev_init(core,dev->pci,
|
|
&cx8800_video_template,"video");
|
|
video_set_drvdata(dev->video_dev, dev);
|
|
dev->video_dev->ctrl_handler = &core->video_hdl;
|
|
err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER,
|
|
video_nr[core->nr]);
|
|
if (err < 0) {
|
|
printk(KERN_ERR "%s/0: can't register video device\n",
|
|
core->name);
|
|
goto fail_unreg;
|
|
}
|
|
printk(KERN_INFO "%s/0: registered device %s [v4l2]\n",
|
|
core->name, video_device_node_name(dev->video_dev));
|
|
|
|
dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi");
|
|
video_set_drvdata(dev->vbi_dev, dev);
|
|
err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI,
|
|
vbi_nr[core->nr]);
|
|
if (err < 0) {
|
|
printk(KERN_ERR "%s/0: can't register vbi device\n",
|
|
core->name);
|
|
goto fail_unreg;
|
|
}
|
|
printk(KERN_INFO "%s/0: registered device %s\n",
|
|
core->name, video_device_node_name(dev->vbi_dev));
|
|
|
|
if (core->board.radio.type == CX88_RADIO) {
|
|
dev->radio_dev = cx88_vdev_init(core,dev->pci,
|
|
&cx8800_radio_template,"radio");
|
|
video_set_drvdata(dev->radio_dev, dev);
|
|
dev->radio_dev->ctrl_handler = &core->audio_hdl;
|
|
err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO,
|
|
radio_nr[core->nr]);
|
|
if (err < 0) {
|
|
printk(KERN_ERR "%s/0: can't register radio device\n",
|
|
core->name);
|
|
goto fail_unreg;
|
|
}
|
|
printk(KERN_INFO "%s/0: registered device %s\n",
|
|
core->name, video_device_node_name(dev->radio_dev));
|
|
}
|
|
|
|
/* start tvaudio thread */
|
|
if (core->board.tuner_type != TUNER_ABSENT) {
|
|
core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio");
|
|
if (IS_ERR(core->kthread)) {
|
|
err = PTR_ERR(core->kthread);
|
|
printk(KERN_ERR "%s/0: failed to create cx88 audio thread, err=%d\n",
|
|
core->name, err);
|
|
}
|
|
}
|
|
mutex_unlock(&core->lock);
|
|
|
|
return 0;
|
|
|
|
fail_unreg:
|
|
cx8800_unregister_video(dev);
|
|
free_irq(pci_dev->irq, dev);
|
|
mutex_unlock(&core->lock);
|
|
fail_core:
|
|
cx88_core_put(core,dev->pci);
|
|
fail_free:
|
|
kfree(dev);
|
|
return err;
|
|
}
|
|
|
|
static void cx8800_finidev(struct pci_dev *pci_dev)
|
|
{
|
|
struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
|
|
struct cx88_core *core = dev->core;
|
|
|
|
/* stop thread */
|
|
if (core->kthread) {
|
|
kthread_stop(core->kthread);
|
|
core->kthread = NULL;
|
|
}
|
|
|
|
if (core->ir)
|
|
cx88_ir_stop(core);
|
|
|
|
cx88_shutdown(core); /* FIXME */
|
|
pci_disable_device(pci_dev);
|
|
|
|
/* unregister stuff */
|
|
|
|
free_irq(pci_dev->irq, dev);
|
|
cx8800_unregister_video(dev);
|
|
pci_set_drvdata(pci_dev, NULL);
|
|
|
|
/* free memory */
|
|
btcx_riscmem_free(dev->pci,&dev->vidq.stopper);
|
|
cx88_core_put(core,dev->pci);
|
|
kfree(dev);
|
|
}
|
|
|
|
#ifdef CONFIG_PM
|
|
static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state)
|
|
{
|
|
struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
|
|
struct cx88_core *core = dev->core;
|
|
unsigned long flags;
|
|
|
|
/* stop video+vbi capture */
|
|
spin_lock_irqsave(&dev->slock, flags);
|
|
if (!list_empty(&dev->vidq.active)) {
|
|
printk("%s/0: suspend video\n", core->name);
|
|
stop_video_dma(dev);
|
|
del_timer(&dev->vidq.timeout);
|
|
}
|
|
if (!list_empty(&dev->vbiq.active)) {
|
|
printk("%s/0: suspend vbi\n", core->name);
|
|
cx8800_stop_vbi_dma(dev);
|
|
del_timer(&dev->vbiq.timeout);
|
|
}
|
|
spin_unlock_irqrestore(&dev->slock, flags);
|
|
|
|
if (core->ir)
|
|
cx88_ir_stop(core);
|
|
/* FIXME -- shutdown device */
|
|
cx88_shutdown(core);
|
|
|
|
pci_save_state(pci_dev);
|
|
if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) {
|
|
pci_disable_device(pci_dev);
|
|
dev->state.disabled = 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int cx8800_resume(struct pci_dev *pci_dev)
|
|
{
|
|
struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
|
|
struct cx88_core *core = dev->core;
|
|
unsigned long flags;
|
|
int err;
|
|
|
|
if (dev->state.disabled) {
|
|
err=pci_enable_device(pci_dev);
|
|
if (err) {
|
|
printk(KERN_ERR "%s/0: can't enable device\n",
|
|
core->name);
|
|
return err;
|
|
}
|
|
|
|
dev->state.disabled = 0;
|
|
}
|
|
err= pci_set_power_state(pci_dev, PCI_D0);
|
|
if (err) {
|
|
printk(KERN_ERR "%s/0: can't set power state\n", core->name);
|
|
pci_disable_device(pci_dev);
|
|
dev->state.disabled = 1;
|
|
|
|
return err;
|
|
}
|
|
pci_restore_state(pci_dev);
|
|
|
|
/* FIXME: re-initialize hardware */
|
|
cx88_reset(core);
|
|
if (core->ir)
|
|
cx88_ir_start(core);
|
|
|
|
cx_set(MO_PCI_INTMSK, core->pci_irqmask);
|
|
|
|
/* restart video+vbi capture */
|
|
spin_lock_irqsave(&dev->slock, flags);
|
|
if (!list_empty(&dev->vidq.active)) {
|
|
printk("%s/0: resume video\n", core->name);
|
|
restart_video_queue(dev,&dev->vidq);
|
|
}
|
|
if (!list_empty(&dev->vbiq.active)) {
|
|
printk("%s/0: resume vbi\n", core->name);
|
|
cx8800_restart_vbi_queue(dev,&dev->vbiq);
|
|
}
|
|
spin_unlock_irqrestore(&dev->slock, flags);
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/* ----------------------------------------------------------- */
|
|
|
|
static const struct pci_device_id cx8800_pci_tbl[] = {
|
|
{
|
|
.vendor = 0x14f1,
|
|
.device = 0x8800,
|
|
.subvendor = PCI_ANY_ID,
|
|
.subdevice = PCI_ANY_ID,
|
|
},{
|
|
/* --- end of list --- */
|
|
}
|
|
};
|
|
MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl);
|
|
|
|
static struct pci_driver cx8800_pci_driver = {
|
|
.name = "cx8800",
|
|
.id_table = cx8800_pci_tbl,
|
|
.probe = cx8800_initdev,
|
|
.remove = cx8800_finidev,
|
|
#ifdef CONFIG_PM
|
|
.suspend = cx8800_suspend,
|
|
.resume = cx8800_resume,
|
|
#endif
|
|
};
|
|
|
|
static int __init cx8800_init(void)
|
|
{
|
|
printk(KERN_INFO "cx88/0: cx2388x v4l2 driver version %s loaded\n",
|
|
CX88_VERSION);
|
|
return pci_register_driver(&cx8800_pci_driver);
|
|
}
|
|
|
|
static void __exit cx8800_fini(void)
|
|
{
|
|
pci_unregister_driver(&cx8800_pci_driver);
|
|
}
|
|
|
|
module_init(cx8800_init);
|
|
module_exit(cx8800_fini);
|