diff options
| -rw-r--r-- | drivers/media/video/bt819.c | 14 | ||||
| -rw-r--r-- | drivers/media/video/zoran/zoran_card.c | 20 | ||||
| -rw-r--r-- | drivers/media/video/zoran/zoran_device.c | 36 | ||||
| -rw-r--r-- | drivers/media/video/zoran/zoran_device.h | 3 | ||||
| -rw-r--r-- | drivers/media/video/zoran/zoran_driver.c | 12 | ||||
| -rw-r--r-- | include/media/bt819.h | 33 |
6 files changed, 71 insertions, 47 deletions
diff --git a/drivers/media/video/bt819.c b/drivers/media/video/bt819.c index e0d8e2b..217294d 100644 --- a/drivers/media/video/bt819.c +++ b/drivers/media/video/bt819.c @@ -32,13 +32,14 @@ #include <linux/types.h> #include <linux/ioctl.h> #include <linux/delay.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #include <linux/i2c.h> #include <linux/i2c-id.h> #include <linux/videodev2.h> #include <media/v4l2-device.h> #include <media/v4l2-chip-ident.h> #include <media/v4l2-i2c-drv.h> +#include <media/bt819.h> MODULE_DESCRIPTION("Brooktree-819 video decoder driver"); MODULE_AUTHOR("Mike Bernson & Dave Perks"); @@ -250,7 +251,11 @@ static int bt819_s_std(struct v4l2_subdev *sd, v4l2_std_id std) v4l2_dbg(1, debug, sd, "set norm %llx\n", (unsigned long long)std); + if (sd->v4l2_dev == NULL || sd->v4l2_dev->notify == NULL) + v4l2_err(sd, "no notify found!\n"); + if (std & V4L2_STD_NTSC) { + v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, 0); bt819_setbit(decoder, 0x01, 0, 1); bt819_setbit(decoder, 0x01, 1, 0); bt819_setbit(decoder, 0x01, 5, 0); @@ -259,6 +264,7 @@ static int bt819_s_std(struct v4l2_subdev *sd, v4l2_std_id std) /* bt819_setbit(decoder, 0x1a, 5, 1); */ timing = &timing_data[1]; } else if (std & V4L2_STD_PAL) { + v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, 0); bt819_setbit(decoder, 0x01, 0, 1); bt819_setbit(decoder, 0x01, 1, 1); bt819_setbit(decoder, 0x01, 5, 1); @@ -283,6 +289,7 @@ static int bt819_s_std(struct v4l2_subdev *sd, v4l2_std_id std) bt819_write(decoder, 0x08, (timing->hscale >> 8) & 0xff); bt819_write(decoder, 0x09, timing->hscale & 0xff); decoder->norm = std; + v4l2_subdev_notify(sd, BT819_FIFO_RESET_HIGH, 0); return 0; } @@ -295,7 +302,11 @@ static int bt819_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *ro if (route->input < 0 || route->input > 7) return -EINVAL; + if (sd->v4l2_dev == NULL || sd->v4l2_dev->notify == NULL) + v4l2_err(sd, "no notify found!\n"); + if (decoder->input != route->input) { + v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, 0); decoder->input = route->input; /* select mode */ if (decoder->input == 0) { @@ -305,6 +316,7 @@ static int bt819_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *ro bt819_setbit(decoder, 0x0b, 6, 1); bt819_setbit(decoder, 0x1a, 1, 0); } + v4l2_subdev_notify(sd, BT819_FIFO_RESET_HIGH, 0); } return 0; } diff --git a/drivers/media/video/zoran/zoran_card.c b/drivers/media/video/zoran/zoran_card.c index b5d228d..ec9b6ef 100644 --- a/drivers/media/video/zoran/zoran_card.c +++ b/drivers/media/video/zoran/zoran_card.c @@ -39,7 +39,6 @@ #include <linux/i2c.h> #include <linux/i2c-algo-bit.h> #include <linux/videodev2.h> -#include <media/v4l2-common.h> #include <linux/spinlock.h> #include <linux/sem.h> #include <linux/kmod.h> @@ -48,8 +47,9 @@ #include <linux/pci.h> #include <linux/interrupt.h> #include <linux/mutex.h> - -#include <asm/io.h> +#include <linux/io.h> +#include <media/v4l2-common.h> +#include <media/bt819.h> #include "videocodec.h" #include "zoran.h" @@ -1196,6 +1196,19 @@ zoran_setup_videocodec (struct zoran *zr, return m; } +static int zoran_subdev_notify(struct v4l2_subdev *sd, unsigned int cmd, void *arg) +{ + struct zoran *zr = to_zoran(sd->v4l2_dev); + + /* Bt819 needs to reset its FIFO buffer using #FRST pin and + LML33 card uses GPIO(7) for that. */ + if (cmd == BT819_FIFO_RESET_LOW) + GPIO(zr, 7, 0); + else if (cmd == BT819_FIFO_RESET_HIGH) + GPIO(zr, 7, 1); + return 0; +} + /* * Scan for a Buz card (actually for the PCI controller ZR36057), * request the irq and map the io memory @@ -1226,6 +1239,7 @@ static int __devinit zoran_probe(struct pci_dev *pdev, ZORAN_NAME, __func__); return -ENOMEM; } + zr->v4l2_dev.notify = zoran_subdev_notify; if (v4l2_device_register(&pdev->dev, &zr->v4l2_dev)) goto zr_free_mem; zr->pci_dev = pdev; diff --git a/drivers/media/video/zoran/zoran_device.c b/drivers/media/video/zoran/zoran_device.c index f8bcd1a..e0223de 100644 --- a/drivers/media/video/zoran/zoran_device.c +++ b/drivers/media/video/zoran/zoran_device.c @@ -1584,8 +1584,8 @@ zoran_init_hardware (struct zoran *zr) route.input = zr->card.input[zr->input].muxsel; decoder_call(zr, core, init, 0); - decoder_s_std(zr, zr->norm); - decoder_s_routing(zr, &route); + decoder_call(zr, tuner, s_std, zr->norm); + decoder_call(zr, video, s_routing, &route); encoder_call(zr, core, init, 0); encoder_call(zr, video, s_std_output, zr->norm); @@ -1650,35 +1650,3 @@ zr36057_init_vfe (struct zoran *zr) reg |= ZR36057_VDCR_Triton; btwrite(reg, ZR36057_VDCR); } - -/* - * Interface to decoder and encoder chips using i2c bus - */ - -int decoder_s_std(struct zoran *zr, v4l2_std_id std) -{ - int res; - - /* Bt819 needs to reset its FIFO buffer using #FRST pin and - LML33 card uses GPIO(7) for that. */ - if (zr->card.type == LML33) - GPIO(zr, 7, 0); - res = decoder_call(zr, tuner, s_std, std); - if (zr->card.type == LML33) - GPIO(zr, 7, 1); /* Pull #FRST high. */ - return res; -} - -int decoder_s_routing(struct zoran *zr, struct v4l2_routing *route) -{ - int res; - - /* Bt819 needs to reset its FIFO buffer using #FRST pin and - LML33 card uses GPIO(7) for that. */ - if (zr->card.type == LML33) - GPIO(zr, 7, 0); - res = decoder_call(zr, video, s_routing, route); - if (zr->card.type == LML33) - GPIO(zr, 7, 1); /* Pull #FRST high. */ - return res; -} diff --git a/drivers/media/video/zoran/zoran_device.h b/drivers/media/video/zoran/zoran_device.h index 85414e1..07f2c23 100644 --- a/drivers/media/video/zoran/zoran_device.h +++ b/drivers/media/video/zoran/zoran_device.h @@ -92,7 +92,4 @@ extern int pass_through; #define encoder_call(zr, o, f, args...) \ v4l2_subdev_call(zr->encoder, o, f, ##args) -int decoder_s_std(struct zoran *zr, v4l2_std_id std); -int decoder_s_routing(struct zoran *zr, struct v4l2_routing *route); - #endif /* __ZORAN_DEVICE_H__ */ diff --git a/drivers/media/video/zoran/zoran_driver.c b/drivers/media/video/zoran/zoran_driver.c index 60501f2..1e87fb9 100644 --- a/drivers/media/video/zoran/zoran_driver.c +++ b/drivers/media/video/zoran/zoran_driver.c @@ -1449,7 +1449,7 @@ zoran_set_norm (struct zoran *zr, v4l2_std_id std = 0; decoder_call(zr, video, querystd, &std); - decoder_s_std(zr, std); + decoder_call(zr, tuner, s_std, std); /* let changes come into effect */ ssleep(2); @@ -1461,7 +1461,7 @@ zoran_set_norm (struct zoran *zr, "%s: %s - no norm detected\n", ZR_DEVNAME(zr), __func__); /* reset norm */ - decoder_s_std(zr, zr->norm); + decoder_call(zr, tuner, s_std, zr->norm); return -EIO; } @@ -1480,7 +1480,7 @@ zoran_set_norm (struct zoran *zr, if (on) zr36057_overlay(zr, 0); - decoder_s_std(zr, norm); + decoder_call(zr, tuner, s_std, norm); encoder_call(zr, video, s_std_output, norm); if (on) @@ -1522,7 +1522,7 @@ zoran_set_input (struct zoran *zr, route.input = zr->card.input[input].muxsel; zr->input = input; - decoder_s_routing(zr, &route); + decoder_call(zr, video, s_routing, &route); return 0; } @@ -1775,7 +1775,7 @@ jpgreqbuf_unlock_and_return: goto gstat_unlock_and_return; } - decoder_s_routing(zr, &route); + decoder_call(zr, video, s_routing, &route); /* sleep 1 second */ ssleep(1); @@ -1786,7 +1786,7 @@ jpgreqbuf_unlock_and_return: /* restore previous input and norm */ route.input = zr->card.input[zr->input].muxsel; - decoder_s_routing(zr, &route); + decoder_call(zr, video, s_routing, &route); gstat_unlock_and_return: mutex_unlock(&zr->resource_lock); diff --git a/include/media/bt819.h b/include/media/bt819.h new file mode 100644 index 0000000..38f666b --- /dev/null +++ b/include/media/bt819.h @@ -0,0 +1,33 @@ +/* + bt819.h - bt819 notifications + + Copyright (C) 2009 Hans Verkuil (hverkuil@xs4all.nl) + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#ifndef _BT819_H_ +#define _BT819_H_ + +#include <linux/ioctl.h> + +/* v4l2_device notifications. */ + +/* Needed to reset the FIFO buffer when changing the input + or the video standard. */ +#define BT819_FIFO_RESET_LOW _IO('b', 0) +#define BT819_FIFO_RESET_HIGH _IO('b', 1) + +#endif |