diff options
author | Devin Heitmueller <dheitmueller@linuxtv.org> | 2009-03-11 02:00:40 -0400 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-03-30 11:43:25 -0400 |
commit | 8b2f079523450fa2d65cbb3f8453820bf1e17533 (patch) | |
tree | 8cb0df3d17674cbe1cc012010b3d322e1235a53f | |
parent | 968cf78285ef03672ae514e9ad7a60919eb97551 (diff) |
V4L/DVB (11066): au0828: add support for analog functionality in bridge
Add support for the analog functionality found in the au0828 bridge
Thanks to Michael Krufky <mkrufky@linuxtv.org> and Steven Toth
<stoth@linuxtv.org> for providing sample hardware, engineering level support,
and testing.
Signed-off-by: Devin Heitmueller <dheitmueller@linuxtv.org>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
[mchehab@redhat.com: fix compilation by adding linux/version.h]
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r-- | drivers/media/video/au0828/Makefile | 2 | ||||
-rw-r--r-- | drivers/media/video/au0828/au0828-cards.c | 41 | ||||
-rw-r--r-- | drivers/media/video/au0828/au0828-core.c | 33 | ||||
-rw-r--r-- | drivers/media/video/au0828/au0828-reg.h | 6 | ||||
-rw-r--r-- | drivers/media/video/au0828/au0828-video.c | 1677 | ||||
-rw-r--r-- | drivers/media/video/au0828/au0828.h | 174 |
6 files changed, 1920 insertions, 13 deletions
diff --git a/drivers/media/video/au0828/Makefile b/drivers/media/video/au0828/Makefile index cd2c58281b4e..4d2623158188 100644 --- a/drivers/media/video/au0828/Makefile +++ b/drivers/media/video/au0828/Makefile | |||
@@ -1,4 +1,4 @@ | |||
1 | au0828-objs := au0828-core.o au0828-i2c.o au0828-cards.o au0828-dvb.o | 1 | au0828-objs := au0828-core.o au0828-i2c.o au0828-cards.o au0828-dvb.o au0828-video.o |
2 | 2 | ||
3 | obj-$(CONFIG_VIDEO_AU0828) += au0828.o | 3 | obj-$(CONFIG_VIDEO_AU0828) += au0828.o |
4 | 4 | ||
diff --git a/drivers/media/video/au0828/au0828-cards.c b/drivers/media/video/au0828/au0828-cards.c index d60123b413f5..aa79e6b7ecab 100644 --- a/drivers/media/video/au0828/au0828-cards.c +++ b/drivers/media/video/au0828/au0828-cards.c | |||
@@ -21,6 +21,18 @@ | |||
21 | 21 | ||
22 | #include "au0828.h" | 22 | #include "au0828.h" |
23 | #include "au0828-cards.h" | 23 | #include "au0828-cards.h" |
24 | #include "au8522.h" | ||
25 | |||
26 | void hvr950q_cs5340_audio(void *priv, int enable) | ||
27 | { | ||
28 | /* Because the HVR-950q shares an i2s bus between the cs5340 and the | ||
29 | au8522, we need to hold cs5340 in reset when using the au8522 */ | ||
30 | struct au0828_dev *dev = priv; | ||
31 | if (enable == 1) | ||
32 | au0828_set(dev, REG_000, 0x10); | ||
33 | else | ||
34 | au0828_clear(dev, REG_000, 0x10); | ||
35 | } | ||
24 | 36 | ||
25 | struct au0828_board au0828_boards[] = { | 37 | struct au0828_board au0828_boards[] = { |
26 | [AU0828_BOARD_UNKNOWN] = { | 38 | [AU0828_BOARD_UNKNOWN] = { |
@@ -31,6 +43,25 @@ struct au0828_board au0828_boards[] = { | |||
31 | }, | 43 | }, |
32 | [AU0828_BOARD_HAUPPAUGE_HVR950Q] = { | 44 | [AU0828_BOARD_HAUPPAUGE_HVR950Q] = { |
33 | .name = "Hauppauge HVR950Q", | 45 | .name = "Hauppauge HVR950Q", |
46 | .input = { | ||
47 | { | ||
48 | .type = AU0828_VMUX_TELEVISION, | ||
49 | .vmux = AU8522_COMPOSITE_CH4_SIF, | ||
50 | .amux = AU8522_AUDIO_SIF, | ||
51 | }, | ||
52 | { | ||
53 | .type = AU0828_VMUX_COMPOSITE, | ||
54 | .vmux = AU8522_COMPOSITE_CH1, | ||
55 | .amux = AU8522_AUDIO_NONE, | ||
56 | .audio_setup = hvr950q_cs5340_audio, | ||
57 | }, | ||
58 | { | ||
59 | .type = AU0828_VMUX_SVIDEO, | ||
60 | .vmux = AU8522_SVIDEO_CH13, | ||
61 | .amux = AU8522_AUDIO_NONE, | ||
62 | .audio_setup = hvr950q_cs5340_audio, | ||
63 | }, | ||
64 | }, | ||
34 | }, | 65 | }, |
35 | [AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL] = { | 66 | [AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL] = { |
36 | .name = "Hauppauge HVR950Q rev xxF8", | 67 | .name = "Hauppauge HVR950Q rev xxF8", |
@@ -144,21 +175,23 @@ void au0828_gpio_setup(struct au0828_dev *dev) | |||
144 | * 4 - CS5340 | 175 | * 4 - CS5340 |
145 | * 5 - AU8522 Demodulator | 176 | * 5 - AU8522 Demodulator |
146 | * 6 - eeprom W/P | 177 | * 6 - eeprom W/P |
178 | * 7 - power supply | ||
147 | * 9 - XC5000 Tuner | 179 | * 9 - XC5000 Tuner |
148 | */ | 180 | */ |
149 | 181 | ||
150 | /* Into reset */ | 182 | /* Into reset */ |
151 | au0828_write(dev, REG_003, 0x02); | 183 | au0828_write(dev, REG_003, 0x02); |
152 | au0828_write(dev, REG_002, 0x88 | 0x20); | 184 | au0828_write(dev, REG_002, 0x80 | 0x20 | 0x10); |
153 | au0828_write(dev, REG_001, 0x0); | 185 | au0828_write(dev, REG_001, 0x0); |
154 | au0828_write(dev, REG_000, 0x0); | 186 | au0828_write(dev, REG_000, 0x0); |
155 | msleep(100); | 187 | msleep(100); |
156 | 188 | ||
157 | /* Out of reset */ | 189 | /* Out of reset (leave the cs5340 in reset until needed) */ |
158 | au0828_write(dev, REG_003, 0x02); | 190 | au0828_write(dev, REG_003, 0x02); |
159 | au0828_write(dev, REG_001, 0x02); | 191 | au0828_write(dev, REG_001, 0x02); |
160 | au0828_write(dev, REG_002, 0x88 | 0x20); | 192 | au0828_write(dev, REG_002, 0x80 | 0x20 | 0x10); |
161 | au0828_write(dev, REG_000, 0x88 | 0x20 | 0x40); | 193 | au0828_write(dev, REG_000, 0x80 | 0x40 | 0x20); |
194 | |||
162 | msleep(250); | 195 | msleep(250); |
163 | break; | 196 | break; |
164 | case AU0828_BOARD_DVICO_FUSIONHDTV7: | 197 | case AU0828_BOARD_DVICO_FUSIONHDTV7: |
diff --git a/drivers/media/video/au0828/au0828-core.c b/drivers/media/video/au0828/au0828-core.c index 5765e8656376..680e88f61397 100644 --- a/drivers/media/video/au0828/au0828-core.c +++ b/drivers/media/video/au0828/au0828-core.c | |||
@@ -146,6 +146,8 @@ static void au0828_usb_disconnect(struct usb_interface *interface) | |||
146 | /* Digital TV */ | 146 | /* Digital TV */ |
147 | au0828_dvb_unregister(dev); | 147 | au0828_dvb_unregister(dev); |
148 | 148 | ||
149 | au0828_analog_unregister(dev); | ||
150 | |||
149 | /* I2C */ | 151 | /* I2C */ |
150 | au0828_i2c_unregister(dev); | 152 | au0828_i2c_unregister(dev); |
151 | 153 | ||
@@ -162,9 +164,11 @@ static void au0828_usb_disconnect(struct usb_interface *interface) | |||
162 | static int au0828_usb_probe(struct usb_interface *interface, | 164 | static int au0828_usb_probe(struct usb_interface *interface, |
163 | const struct usb_device_id *id) | 165 | const struct usb_device_id *id) |
164 | { | 166 | { |
165 | int ifnum; | 167 | int ifnum, i; |
166 | struct au0828_dev *dev; | 168 | struct au0828_dev *dev; |
167 | struct usb_device *usbdev = interface_to_usbdev(interface); | 169 | struct usb_device *usbdev = interface_to_usbdev(interface); |
170 | struct usb_host_interface *iface_desc; | ||
171 | struct usb_endpoint_descriptor *endpoint; | ||
168 | 172 | ||
169 | ifnum = interface->altsetting->desc.bInterfaceNumber; | 173 | ifnum = interface->altsetting->desc.bInterfaceNumber; |
170 | 174 | ||
@@ -189,6 +193,30 @@ static int au0828_usb_probe(struct usb_interface *interface, | |||
189 | 193 | ||
190 | usb_set_intfdata(interface, dev); | 194 | usb_set_intfdata(interface, dev); |
191 | 195 | ||
196 | /* set au0828 usb interface0 to as5 */ | ||
197 | usb_set_interface(usbdev, | ||
198 | interface->cur_altsetting->desc.bInterfaceNumber, 5); | ||
199 | |||
200 | /* Figure out which endpoint has the isoc interface */ | ||
201 | iface_desc = interface->cur_altsetting; | ||
202 | for(i = 0; i < iface_desc->desc.bNumEndpoints; i++){ | ||
203 | endpoint = &iface_desc->endpoint[i].desc; | ||
204 | if(((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN) && | ||
205 | ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_ISOC)){ | ||
206 | |||
207 | /* we find our isoc in endpoint */ | ||
208 | u16 tmp = le16_to_cpu(endpoint->wMaxPacketSize); | ||
209 | dev->max_pkt_size = (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1); | ||
210 | dev->isoc_in_endpointaddr = endpoint->bEndpointAddress; | ||
211 | } | ||
212 | } | ||
213 | if(!(dev->isoc_in_endpointaddr)) { | ||
214 | printk("Could not locate isoc endpoint\n"); | ||
215 | kfree(dev); | ||
216 | return -ENODEV; | ||
217 | } | ||
218 | |||
219 | |||
192 | /* Power Up the bridge */ | 220 | /* Power Up the bridge */ |
193 | au0828_write(dev, REG_600, 1 << 4); | 221 | au0828_write(dev, REG_600, 1 << 4); |
194 | 222 | ||
@@ -201,6 +229,9 @@ static int au0828_usb_probe(struct usb_interface *interface, | |||
201 | /* Setup */ | 229 | /* Setup */ |
202 | au0828_card_setup(dev); | 230 | au0828_card_setup(dev); |
203 | 231 | ||
232 | /* Analog TV */ | ||
233 | au0828_analog_register(dev); | ||
234 | |||
204 | /* Digital TV */ | 235 | /* Digital TV */ |
205 | au0828_dvb_register(dev); | 236 | au0828_dvb_register(dev); |
206 | 237 | ||
diff --git a/drivers/media/video/au0828/au0828-reg.h b/drivers/media/video/au0828/au0828-reg.h index 1e87fa0c6842..b15e4a3b6fc0 100644 --- a/drivers/media/video/au0828/au0828-reg.h +++ b/drivers/media/video/au0828/au0828-reg.h | |||
@@ -27,6 +27,9 @@ | |||
27 | #define REG_002 0x002 | 27 | #define REG_002 0x002 |
28 | #define REG_003 0x003 | 28 | #define REG_003 0x003 |
29 | 29 | ||
30 | #define AU0828_SENSORCTRL_100 0x100 | ||
31 | #define AU0828_SENSORCTRL_VBI_103 0x103 | ||
32 | |||
30 | #define REG_200 0x200 | 33 | #define REG_200 0x200 |
31 | #define REG_201 0x201 | 34 | #define REG_201 0x201 |
32 | #define REG_202 0x202 | 35 | #define REG_202 0x202 |
@@ -35,4 +38,7 @@ | |||
35 | #define REG_209 0x209 | 38 | #define REG_209 0x209 |
36 | #define REG_2FF 0x2ff | 39 | #define REG_2FF 0x2ff |
37 | 40 | ||
41 | /* Audio registers */ | ||
42 | #define AU0828_AUDIOCTRL_50C 0x50C | ||
43 | |||
38 | #define REG_600 0x600 | 44 | #define REG_600 0x600 |
diff --git a/drivers/media/video/au0828/au0828-video.c b/drivers/media/video/au0828/au0828-video.c new file mode 100644 index 000000000000..e34464f81f36 --- /dev/null +++ b/drivers/media/video/au0828/au0828-video.c | |||
@@ -0,0 +1,1677 @@ | |||
1 | /* | ||
2 | * Auvitek AU0828 USB Bridge (Analog video support) | ||
3 | * | ||
4 | * Copyright (C) 2009 Devin Heitmueller <dheitmueller@linuxtv.org> | ||
5 | * Copyright (C) 2005-2008 Auvitek International, Ltd. | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or | ||
8 | * modify it under the terms of the GNU General Public License | ||
9 | * As published by the Free Software Foundation; either version 2 | ||
10 | * of the License, or (at your option) any later version. | ||
11 | * | ||
12 | * This program is distributed in the hope that it will be useful, | ||
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
15 | * GNU General Public License for more details. | ||
16 | * | ||
17 | * You should have received a copy of the GNU General Public License | ||
18 | * along with this program; if not, write to the Free Software | ||
19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | ||
20 | * 02110-1301, USA. | ||
21 | */ | ||
22 | |||
23 | /* Developer Notes: | ||
24 | * | ||
25 | * VBI support is not yet working | ||
26 | * The hardware scaler supported is unimplemented | ||
27 | * AC97 audio support is unimplemented (only i2s audio mode) | ||
28 | * | ||
29 | */ | ||
30 | |||
31 | #include <linux/module.h> | ||
32 | #include <linux/init.h> | ||
33 | #include <linux/device.h> | ||
34 | #include <linux/suspend.h> | ||
35 | #include <linux/version.h> | ||
36 | #include <linux/videodev.h> | ||
37 | #include <media/v4l2-common.h> | ||
38 | #include <media/v4l2-ioctl.h> | ||
39 | #include <media/v4l2-chip-ident.h> | ||
40 | #include <media/tuner.h> | ||
41 | #include "au0828.h" | ||
42 | #include "au0828-reg.h" | ||
43 | |||
44 | static LIST_HEAD(au0828_devlist); | ||
45 | static DEFINE_MUTEX(au0828_sysfs_lock); | ||
46 | |||
47 | #define AU0828_VERSION_CODE KERNEL_VERSION(0, 0, 1) | ||
48 | |||
49 | /* Forward declarations */ | ||
50 | void au0828_analog_stream_reset(struct au0828_dev *dev); | ||
51 | |||
52 | /* ------------------------------------------------------------------ | ||
53 | Videobuf operations | ||
54 | ------------------------------------------------------------------*/ | ||
55 | |||
56 | static unsigned int isoc_debug; | ||
57 | module_param(isoc_debug, int, 0644); | ||
58 | MODULE_PARM_DESC(isoc_debug, "enable debug messages [isoc transfers]"); | ||
59 | |||
60 | #define au0828_isocdbg(fmt, arg...) \ | ||
61 | do {\ | ||
62 | if (isoc_debug) { \ | ||
63 | printk(KERN_INFO "au0828 %s :"fmt, \ | ||
64 | __func__ , ##arg); \ | ||
65 | } \ | ||
66 | } while (0) | ||
67 | |||
68 | static inline void print_err_status(struct au0828_dev *dev, | ||
69 | int packet, int status) | ||
70 | { | ||
71 | char *errmsg = "Unknown"; | ||
72 | |||
73 | switch (status) { | ||
74 | case -ENOENT: | ||
75 | errmsg = "unlinked synchronuously"; | ||
76 | break; | ||
77 | case -ECONNRESET: | ||
78 | errmsg = "unlinked asynchronuously"; | ||
79 | break; | ||
80 | case -ENOSR: | ||
81 | errmsg = "Buffer error (overrun)"; | ||
82 | break; | ||
83 | case -EPIPE: | ||
84 | errmsg = "Stalled (device not responding)"; | ||
85 | break; | ||
86 | case -EOVERFLOW: | ||
87 | errmsg = "Babble (bad cable?)"; | ||
88 | break; | ||
89 | case -EPROTO: | ||
90 | errmsg = "Bit-stuff error (bad cable?)"; | ||
91 | break; | ||
92 | case -EILSEQ: | ||
93 | errmsg = "CRC/Timeout (could be anything)"; | ||
94 | break; | ||
95 | case -ETIME: | ||
96 | errmsg = "Device does not respond"; | ||
97 | break; | ||
98 | } | ||
99 | if (packet < 0) { | ||
100 | au0828_isocdbg("URB status %d [%s].\n", status, errmsg); | ||
101 | } else { | ||
102 | au0828_isocdbg("URB packet %d, status %d [%s].\n", | ||
103 | packet, status, errmsg); | ||
104 | } | ||
105 | } | ||
106 | |||
107 | static int check_dev(struct au0828_dev *dev) | ||
108 | { | ||
109 | if (dev->dev_state & DEV_DISCONNECTED) { | ||
110 | printk("v4l2 ioctl: device not present\n"); | ||
111 | return -ENODEV; | ||
112 | } | ||
113 | |||
114 | if (dev->dev_state & DEV_MISCONFIGURED) { | ||
115 | printk("v4l2 ioctl: device is misconfigured; " | ||
116 | "close and open it again\n"); | ||
117 | return -EIO; | ||
118 | } | ||
119 | return 0; | ||
120 | } | ||
121 | |||
122 | /* | ||
123 | * IRQ callback, called by URB callback | ||
124 | */ | ||
125 | static void au0828_irq_callback(struct urb *urb) | ||
126 | { | ||
127 | struct au0828_dmaqueue *dma_q = urb->context; | ||
128 | struct au0828_dev *dev = container_of(dma_q, struct au0828_dev, vidq); | ||
129 | int rc, i; | ||
130 | |||
131 | switch (urb->status) { | ||
132 | case 0: /* success */ | ||
133 | case -ETIMEDOUT: /* NAK */ | ||
134 | break; | ||
135 | case -ECONNRESET: /* kill */ | ||
136 | case -ENOENT: | ||
137 | case -ESHUTDOWN: | ||
138 | au0828_isocdbg("au0828_irq_callback called: status kill\n"); | ||
139 | return; | ||
140 | default: /* unknown error */ | ||
141 | au0828_isocdbg("urb completition error %d.\n", urb->status); | ||
142 | break; | ||
143 | } | ||
144 | |||
145 | /* Copy data from URB */ | ||
146 | spin_lock(&dev->slock); | ||
147 | rc = dev->isoc_ctl.isoc_copy(dev, urb); | ||
148 | spin_unlock(&dev->slock); | ||
149 | |||
150 | /* Reset urb buffers */ | ||
151 | for (i = 0; i < urb->number_of_packets; i++) { | ||
152 | urb->iso_frame_desc[i].status = 0; | ||
153 | urb->iso_frame_desc[i].actual_length = 0; | ||
154 | } | ||
155 | urb->status = 0; | ||
156 | |||
157 | urb->status = usb_submit_urb(urb, GFP_ATOMIC); | ||
158 | if (urb->status) { | ||
159 | au0828_isocdbg("urb resubmit failed (error=%i)\n", | ||
160 | urb->status); | ||
161 | } | ||
162 | } | ||
163 | |||
164 | /* | ||
165 | * Stop and Deallocate URBs | ||
166 | */ | ||
167 | void au0828_uninit_isoc(struct au0828_dev *dev) | ||
168 | { | ||
169 | struct urb *urb; | ||
170 | int i; | ||
171 | |||
172 | au0828_isocdbg("au0828: called au0828_uninit_isoc\n"); | ||
173 | |||
174 | dev->isoc_ctl.nfields = -1; | ||
175 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | ||
176 | urb = dev->isoc_ctl.urb[i]; | ||
177 | if (urb) { | ||
178 | if (!irqs_disabled()) | ||
179 | usb_kill_urb(urb); | ||
180 | else | ||
181 | usb_unlink_urb(urb); | ||
182 | |||
183 | if (dev->isoc_ctl.transfer_buffer[i]) { | ||
184 | usb_buffer_free(dev->usbdev, | ||
185 | urb->transfer_buffer_length, | ||
186 | dev->isoc_ctl.transfer_buffer[i], | ||
187 | urb->transfer_dma); | ||
188 | } | ||
189 | usb_free_urb(urb); | ||
190 | dev->isoc_ctl.urb[i] = NULL; | ||
191 | } | ||
192 | dev->isoc_ctl.transfer_buffer[i] = NULL; | ||
193 | } | ||
194 | |||
195 | kfree(dev->isoc_ctl.urb); | ||
196 | kfree(dev->isoc_ctl.transfer_buffer); | ||
197 | |||
198 | dev->isoc_ctl.urb = NULL; | ||
199 | dev->isoc_ctl.transfer_buffer = NULL; | ||
200 | dev->isoc_ctl.num_bufs = 0; | ||
201 | } | ||
202 | |||
203 | /* | ||
204 | * Allocate URBs and start IRQ | ||
205 | */ | ||
206 | int au0828_init_isoc(struct au0828_dev *dev, int max_packets, | ||
207 | int num_bufs, int max_pkt_size, | ||
208 | int (*isoc_copy) (struct au0828_dev *dev, struct urb *urb)) | ||
209 | { | ||
210 | struct au0828_dmaqueue *dma_q = &dev->vidq; | ||
211 | int i; | ||
212 | int sb_size, pipe; | ||
213 | struct urb *urb; | ||
214 | int j, k; | ||
215 | int rc; | ||
216 | |||
217 | au0828_isocdbg("au0828: called au0828_prepare_isoc\n"); | ||
218 | |||
219 | /* De-allocates all pending stuff */ | ||
220 | au0828_uninit_isoc(dev); | ||
221 | |||
222 | dev->isoc_ctl.isoc_copy = isoc_copy; | ||
223 | dev->isoc_ctl.num_bufs = num_bufs; | ||
224 | |||
225 | dev->isoc_ctl.urb = kzalloc(sizeof(void *)*num_bufs, GFP_KERNEL); | ||
226 | if (!dev->isoc_ctl.urb) { | ||
227 | au0828_isocdbg("cannot alloc memory for usb buffers\n"); | ||
228 | return -ENOMEM; | ||
229 | } | ||
230 | |||
231 | dev->isoc_ctl.transfer_buffer = kzalloc(sizeof(void *)*num_bufs, | ||
232 | GFP_KERNEL); | ||
233 | if (!dev->isoc_ctl.transfer_buffer) { | ||
234 | au0828_isocdbg("cannot allocate memory for usb transfer\n"); | ||
235 | kfree(dev->isoc_ctl.urb); | ||
236 | return -ENOMEM; | ||
237 | } | ||
238 | |||
239 | dev->isoc_ctl.max_pkt_size = max_pkt_size; | ||
240 | dev->isoc_ctl.buf = NULL; | ||
241 | |||
242 | sb_size = max_packets * dev->isoc_ctl.max_pkt_size; | ||
243 | |||
244 | /* allocate urbs and transfer buffers */ | ||
245 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | ||
246 | urb = usb_alloc_urb(max_packets, GFP_KERNEL); | ||
247 | if (!urb) { | ||
248 | au0828_isocdbg("cannot alloc isoc_ctl.urb %i\n", i); | ||
249 | au0828_uninit_isoc(dev); | ||
250 | return -ENOMEM; | ||
251 | } | ||
252 | dev->isoc_ctl.urb[i] = urb; | ||
253 | |||
254 | dev->isoc_ctl.transfer_buffer[i] = usb_buffer_alloc(dev->usbdev, | ||
255 | sb_size, GFP_KERNEL, &urb->transfer_dma); | ||
256 | if (!dev->isoc_ctl.transfer_buffer[i]) { | ||
257 | printk("unable to allocate %i bytes for transfer" | ||
258 | " buffer %i%s\n", | ||
259 | sb_size, i, | ||
260 | in_interrupt() ? " while in int" : ""); | ||
261 | au0828_uninit_isoc(dev); | ||
262 | return -ENOMEM; | ||
263 | } | ||
264 | memset(dev->isoc_ctl.transfer_buffer[i], 0, sb_size); | ||
265 | |||
266 | pipe = usb_rcvisocpipe(dev->usbdev, | ||
267 | dev->isoc_in_endpointaddr), | ||
268 | |||
269 | usb_fill_int_urb(urb, dev->usbdev, pipe, | ||
270 | dev->isoc_ctl.transfer_buffer[i], sb_size, | ||
271 | au0828_irq_callback, dma_q, 1); | ||
272 | |||
273 | urb->number_of_packets = max_packets; | ||
274 | urb->transfer_flags = URB_ISO_ASAP; | ||
275 | |||
276 | k = 0; | ||
277 | for (j = 0; j < max_packets; j++) { | ||
278 | urb->iso_frame_desc[j].offset = k; | ||
279 | urb->iso_frame_desc[j].length = | ||
280 | dev->isoc_ctl.max_pkt_size; | ||
281 | k += dev->isoc_ctl.max_pkt_size; | ||
282 | } | ||
283 | } | ||
284 | |||
285 | init_waitqueue_head(&dma_q->wq); | ||
286 | |||
287 | /* submit urbs and enables IRQ */ | ||
288 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | ||
289 | rc = usb_submit_urb(dev->isoc_ctl.urb[i], GFP_ATOMIC); | ||
290 | if (rc) { | ||
291 | au0828_isocdbg("submit of urb %i failed (error=%i)\n", | ||
292 | i, rc); | ||
293 | au0828_uninit_isoc(dev); | ||
294 | return rc; | ||
295 | } | ||
296 | } | ||
297 | |||
298 | return 0; | ||
299 | } | ||
300 | |||
301 | /* | ||
302 | * Announces that a buffer were filled and request the next | ||
303 | */ | ||
304 | static inline void buffer_filled(struct au0828_dev *dev, | ||
305 | struct au0828_dmaqueue *dma_q, | ||
306 | struct au0828_buffer *buf) | ||
307 | { | ||
308 | /* Advice that buffer was filled */ | ||
309 | au0828_isocdbg("[%p/%d] wakeup\n", buf, buf->vb.i); | ||
310 | |||
311 | buf->vb.state = VIDEOBUF_DONE; | ||
312 | buf->vb.field_count++; | ||
313 | do_gettimeofday(&buf->vb.ts); | ||
314 | |||
315 | dev->isoc_ctl.buf = NULL; | ||
316 | |||
317 | list_del(&buf->vb.queue); | ||
318 | wake_up(&buf->vb.done); | ||
319 | } | ||
320 | |||
321 | /* | ||
322 | * Identify the buffer header type and properly handles | ||
323 | */ | ||
324 | static void au0828_copy_video(struct au0828_dev *dev, | ||
325 | struct au0828_dmaqueue *dma_q, | ||
326 | struct au0828_buffer *buf, | ||
327 | unsigned char *p, | ||
328 | unsigned char *outp, unsigned long len) | ||
329 | { | ||
330 | void *fieldstart, *startwrite, *startread; | ||
331 | int linesdone, currlinedone, offset, lencopy, remain; | ||
332 | int bytesperline = dev->width << 1; /* Assumes 16-bit depth @@@@ */ | ||
333 | |||
334 | if (dma_q->pos + len > buf->vb.size) | ||
335 | len = buf->vb.size - dma_q->pos; | ||
336 | |||
337 | startread = p; | ||
338 | remain = len; | ||
339 | |||
340 | /* Interlaces frame */ | ||
341 | if (buf->top_field) | ||
342 | fieldstart = outp; | ||
343 | else | ||
344 | fieldstart = outp + bytesperline; | ||
345 | |||
346 | linesdone = dma_q->pos / bytesperline; | ||
347 | currlinedone = dma_q->pos % bytesperline; | ||
348 | offset = linesdone * bytesperline * 2 + currlinedone; | ||
349 | startwrite = fieldstart + offset; | ||
350 | lencopy = bytesperline - currlinedone; | ||
351 | lencopy = lencopy > remain ? remain : lencopy; | ||
352 | |||
353 | if ((char *)startwrite + lencopy > (char *)outp + buf->vb.size) { | ||
354 | au0828_isocdbg("Overflow of %zi bytes past buffer end (1)\n", | ||
355 | ((char *)startwrite + lencopy) - | ||
356 | ((char *)outp + buf->vb.size)); | ||
357 | remain = (char *)outp + buf->vb.size - (char *)startwrite; | ||
358 | lencopy = remain; | ||
359 | } | ||
360 | if (lencopy <= 0) | ||
361 | return; | ||
362 | memcpy(startwrite, startread, lencopy); | ||
363 | |||
364 | remain -= lencopy; | ||
365 | |||
366 | while (remain > 0) { | ||
367 | startwrite += lencopy + bytesperline; | ||
368 | startread += lencopy; | ||
369 | if (bytesperline > remain) | ||
370 | lencopy = remain; | ||
371 | else | ||
372 | lencopy = bytesperline; | ||
373 | |||
374 | if ((char *)startwrite + lencopy > (char *)outp + | ||
375 | buf->vb.size) { | ||
376 | au0828_isocdbg("Overflow of %zi bytes past buffer end (2)\n", | ||
377 | ((char *)startwrite + lencopy) - | ||
378 | ((char *)outp + buf->vb.size)); | ||
379 | lencopy = remain = (char *)outp + buf->vb.size - | ||
380 | (char *)startwrite; | ||
381 | } | ||
382 | if (lencopy <= 0) | ||
383 | break; | ||
384 | |||
385 | memcpy(startwrite, startread, lencopy); | ||
386 | |||
387 | remain -= lencopy; | ||
388 | } | ||
389 | |||
390 | if (offset > 1440) { | ||
391 | /* We have enough data to check for greenscreen */ | ||
392 | if (outp[0] < 0x60 && outp[1440] < 0x60) { | ||
393 | dev->greenscreen_detected = 1; | ||
394 | } | ||
395 | } | ||
396 | |||
397 | dma_q->pos += len; | ||
398 | } | ||
399 | |||
400 | /* | ||
401 | * video-buf generic routine to get the next available buffer | ||
402 | */ | ||
403 | static inline void get_next_buf(struct au0828_dmaqueue *dma_q, | ||
404 | struct au0828_buffer **buf) | ||
405 | { | ||
406 | struct au0828_dev *dev = container_of(dma_q, struct au0828_dev, vidq); | ||
407 | |||
408 | if (list_empty(&dma_q->active)) { | ||
409 | au0828_isocdbg("No active queue to serve\n"); | ||
410 | dev->isoc_ctl.buf = NULL; | ||
411 | *buf = NULL; | ||
412 | return; | ||
413 | } | ||
414 | |||
415 | /* Get the next buffer */ | ||
416 | *buf = list_entry(dma_q->active.next, struct au0828_buffer, vb.queue); | ||
417 | dev->isoc_ctl.buf = *buf; | ||
418 | |||
419 | return; | ||
420 | } | ||
421 | |||
422 | /* | ||
423 | * Controls the isoc copy of each urb packet | ||
424 | */ | ||
425 | static inline int au0828_isoc_copy(struct au0828_dev *dev, struct urb *urb) | ||
426 | { | ||
427 | struct au0828_buffer *buf; | ||
428 | struct au0828_dmaqueue *dma_q = urb->context; | ||
429 | unsigned char *outp = NULL; | ||
430 | int i, len = 0, rc = 1; | ||
431 | unsigned char *p; | ||
432 | unsigned char fbyte; | ||
433 | |||
434 | if (!dev) | ||
435 | return 0; | ||
436 | |||
437 | if ((dev->dev_state & DEV_DISCONNECTED) || | ||
438 | (dev->dev_state & DEV_MISCONFIGURED)) | ||
439 | return 0; | ||
440 | |||
441 | if (urb->status < 0) { | ||
442 | print_err_status(dev, -1, urb->status); | ||
443 | if (urb->status == -ENOENT) | ||
444 | return 0; | ||
445 | } | ||
446 | |||
447 | buf = dev->isoc_ctl.buf; | ||
448 | if (buf != NULL) | ||
449 | outp = videobuf_to_vmalloc(&buf->vb); | ||
450 | |||
451 | for (i = 0; i < urb->number_of_packets; i++) { | ||
452 | int status = urb->iso_frame_desc[i].status; | ||
453 | |||
454 | if (status < 0) { | ||
455 | print_err_status(dev, i, status); | ||
456 | if (urb->iso_frame_desc[i].status != -EPROTO) | ||
457 | continue; | ||
458 | } | ||
459 | |||
460 | if (urb->iso_frame_desc[i].actual_length <= 0) { | ||
461 | continue; | ||
462 | } | ||
463 | if (urb->iso_frame_desc[i].actual_length > | ||
464 | dev->max_pkt_size) { | ||
465 | au0828_isocdbg("packet bigger than packet size"); | ||
466 | continue; | ||
467 | } | ||
468 | |||
469 | p = urb->transfer_buffer + urb->iso_frame_desc[i].offset; | ||
470 | fbyte = p[0]; | ||
471 | len = urb->iso_frame_desc[i].actual_length - 4; | ||
472 | p += 4; | ||
473 | |||
474 | if (fbyte & 0x80) { | ||
475 | len -= 4; | ||
476 | p += 4; | ||
477 | au0828_isocdbg("Video frame %s\n", | ||
478 | (fbyte & 0x40) ? "odd" : "even"); | ||
479 | if (!(fbyte & 0x40)) { | ||
480 | if (buf != NULL) | ||
481 | buffer_filled(dev, dma_q, buf); | ||
482 | get_next_buf(dma_q, &buf); | ||
483 | if (buf == NULL) { | ||
484 | outp = NULL; | ||
485 | } else | ||
486 | outp = videobuf_to_vmalloc(&buf->vb); | ||
487 | } | ||
488 | |||
489 | if (buf != NULL) { | ||
490 | if (fbyte & 0x40) { | ||
491 | buf->top_field = 1; | ||
492 | } else { | ||
493 | buf->top_field = 0; | ||
494 | } | ||
495 | } | ||
496 | |||
497 | dma_q->pos = 0; | ||
498 | } | ||
499 | if (buf != NULL) { | ||
500 | au0828_copy_video(dev, dma_q, buf, p, outp, len); | ||
501 | } | ||
502 | } | ||
503 | return rc; | ||
504 | } | ||
505 | |||
506 | static int | ||
507 | buffer_setup(struct videobuf_queue *vq, unsigned int *count, | ||
508 | unsigned int *size) | ||
509 | { | ||
510 | struct au0828_fh *fh = vq->priv_data; | ||
511 | *size = (fh->dev->width * fh->dev->height * 16 + 7) >> 3; | ||
512 | |||
513 | if (0 == *count) | ||
514 | *count = AU0828_DEF_BUF; | ||
515 | |||
516 | if (*count < AU0828_MIN_BUF) | ||
517 | *count = AU0828_MIN_BUF; | ||
518 | return 0; | ||
519 | } | ||
520 | |||
521 | /* This is called *without* dev->slock held; please keep it that way */ | ||
522 | static void free_buffer(struct videobuf_queue *vq, struct au0828_buffer *buf) | ||
523 | { | ||
524 | struct au0828_fh *fh = vq->priv_data; | ||
525 | struct au0828_dev *dev = fh->dev; | ||
526 | unsigned long flags = 0; | ||
527 | if (in_interrupt()) | ||
528 | BUG(); | ||
529 | |||
530 | /* We used to wait for the buffer to finish here, but this didn't work | ||
531 | because, as we were keeping the state as VIDEOBUF_QUEUED, | ||
532 | videobuf_queue_cancel marked it as finished for us. | ||
533 | (Also, it could wedge forever if the hardware was misconfigured.) | ||
534 | |||
535 | This should be safe; by the time we get here, the buffer isn't | ||
536 | queued anymore. If we ever start marking the buffers as | ||
537 | VIDEOBUF_ACTIVE, it won't be, though. | ||
538 | */ | ||
539 | spin_lock_irqsave(&dev->slock, flags); | ||
540 | if (dev->isoc_ctl.buf == buf) | ||
541 | dev->isoc_ctl.buf = NULL; | ||
542 | spin_unlock_irqrestore(&dev->slock, flags); | ||
543 | |||
544 | videobuf_vmalloc_free(&buf->vb); | ||
545 | buf->vb.state = VIDEOBUF_NEEDS_INIT; | ||
546 | } | ||
547 | |||
548 | static int | ||
549 | buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb, | ||
550 | enum v4l2_field field) | ||
551 | { | ||
552 | struct au0828_fh *fh = vq->priv_data; | ||
553 | struct au0828_buffer *buf = container_of(vb, struct au0828_buffer, vb); | ||
554 | struct au0828_dev *dev = fh->dev; | ||
555 | int rc = 0, urb_init = 0; | ||
556 | |||
557 | buf->vb.size = (fh->dev->width * fh->dev->height * 16 + 7) >> 3; | ||
558 | |||
559 | if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size) | ||
560 | return -EINVAL; | ||
561 | |||
562 | buf->vb.width = dev->width; | ||
563 | buf->vb.height = dev->height; | ||
564 | buf->vb.field = field; | ||
565 | |||
566 | if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { | ||
567 | rc = videobuf_iolock(vq, &buf->vb, NULL); | ||
568 | if (rc < 0) { | ||
569 | printk("videobuf_iolock failed\n"); | ||
570 | goto fail; | ||
571 | } | ||
572 | } | ||
573 | |||
574 | if (!dev->isoc_ctl.num_bufs) | ||
575 | urb_init = 1; | ||
576 | |||
577 | if (urb_init) { | ||
578 | rc = au0828_init_isoc(dev, AU0828_ISO_PACKETS_PER_URB, | ||
579 | AU0828_MAX_ISO_BUFS, dev->max_pkt_size, | ||
580 | au0828_isoc_copy); | ||
581 | if (rc < 0) { | ||
582 | printk("au0828_init_isoc failed\n"); | ||
583 | goto fail; | ||
584 | } | ||
585 | } | ||
586 | |||
587 | buf->vb.state = VIDEOBUF_PREPARED; | ||
588 | return 0; | ||
589 | |||
590 | fail: | ||
591 | free_buffer(vq, buf); | ||
592 | return rc; | ||
593 | } | ||
594 | |||
595 | static void | ||
596 | buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb) | ||
597 | { | ||
598 | struct au0828_buffer *buf = container_of(vb, | ||
599 | struct au0828_buffer, | ||
600 | vb); | ||
601 | struct au0828_fh *fh = vq->priv_data; | ||
602 | struct au0828_dev *dev = fh->dev; | ||
603 | struct au0828_dmaqueue *vidq = &dev->vidq; | ||
604 | |||
605 | buf->vb.state = VIDEOBUF_QUEUED; | ||
606 | list_add_tail(&buf->vb.queue, &vidq->active); | ||
607 | } | ||
608 | |||
609 | static void buffer_release(struct videobuf_queue *vq, | ||
610 | struct videobuf_buffer *vb) | ||
611 | { | ||
612 | struct au0828_buffer *buf = container_of(vb, | ||
613 | struct au0828_buffer, | ||
614 | vb); | ||
615 | |||
616 | free_buffer(vq, buf); | ||
617 | } | ||
618 | |||
619 | static struct videobuf_queue_ops au0828_video_qops = { | ||
620 | .buf_setup = buffer_setup, | ||
621 | .buf_prepare = buffer_prepare, | ||
622 | .buf_queue = buffer_queue, | ||
623 | .buf_release = buffer_release, | ||
624 | }; | ||
625 | |||
626 | /* ------------------------------------------------------------------ | ||
627 | V4L2 interface | ||
628 | ------------------------------------------------------------------*/ | ||
629 | |||
630 | static int au0828_i2s_init(struct au0828_dev *dev) | ||
631 | { | ||
632 | /* Enable i2s mode */ | ||
633 | au0828_writereg(dev, AU0828_AUDIOCTRL_50C, 0x01); | ||
634 | return 0; | ||
635 | } | ||
636 | |||
637 | /* | ||
638 | * Auvitek au0828 analog stream enable | ||
639 | * Please set interface0 to AS5 before enable the stream | ||
640 | */ | ||
641 | int au0828_analog_stream_enable(struct au0828_dev *d) | ||
642 | { | ||
643 | dprintk(1, "au0828_analog_stream_enable called\n"); | ||
644 | au0828_writereg(d, AU0828_SENSORCTRL_VBI_103, 0x00); | ||
645 | au0828_writereg(d, 0x106, 0x00); | ||
646 | /* set x position */ | ||
647 | au0828_writereg(d, 0x110, 0x00); | ||
648 | au0828_writereg(d, 0x111, 0x00); | ||
649 | au0828_writereg(d, 0x114, 0xa0); | ||
650 | au0828_writereg(d, 0x115, 0x05); | ||
651 | /* set y position */ | ||
652 | au0828_writereg(d, 0x112, 0x02); | ||
653 | au0828_writereg(d, 0x113, 0x00); | ||
654 | au0828_writereg(d, 0x116, 0xf2); | ||
655 | au0828_writereg(d, 0x117, 0x00); | ||
656 | au0828_writereg(d, AU0828_SENSORCTRL_100, 0xb3); | ||
657 | |||
658 | return 0; | ||
659 | } | ||
660 | |||
661 | int au0828_analog_stream_disable(struct au0828_dev *d) | ||
662 | { | ||
663 | dprintk(1, "au0828_analog_stream_disable called\n"); | ||
664 | au0828_writereg(d, AU0828_SENSORCTRL_100, 0x0); | ||
665 | return 0; | ||
666 | } | ||
667 | |||
668 | void au0828_analog_stream_reset(struct au0828_dev *dev) | ||
669 | { | ||
670 | dprintk(1, "au0828_analog_stream_reset called\n"); | ||
671 | au0828_writereg(dev, AU0828_SENSORCTRL_100, 0x0); | ||
672 | mdelay(30); | ||
673 | au0828_writereg(dev, AU0828_SENSORCTRL_100, 0xb3); | ||
674 | } | ||
675 | |||
676 | /* | ||
677 | * Some operations needs to stop current streaming | ||
678 | */ | ||
679 | static int au0828_stream_interrupt(struct au0828_dev *dev) | ||
680 | { | ||
681 | int ret = 0; | ||
682 | |||
683 | dev->stream_state = STREAM_INTERRUPT; | ||
684 | if(dev->dev_state == DEV_DISCONNECTED) | ||
685 | return -ENODEV; | ||
686 | else if(ret) { | ||
687 | dev->dev_state = DEV_MISCONFIGURED; | ||
688 | dprintk(1, "%s device is misconfigured!\n", __FUNCTION__); | ||
689 | return ret; | ||
690 | } | ||
691 | return 0; | ||
692 | } | ||
693 | |||
694 | /* | ||
695 | * au0828_release_resources | ||
696 | * unregister v4l2 devices | ||
697 | */ | ||
698 | void au0828_analog_unregister(struct au0828_dev *dev) | ||
699 | { | ||
700 | dprintk(1, "au0828_release_resources called\n"); | ||
701 | mutex_lock(&au0828_sysfs_lock); | ||
702 | |||
703 | list_del(&dev->au0828list); | ||
704 | video_unregister_device(dev->vdev); | ||
705 | video_unregister_device(dev->vbi_dev); | ||
706 | |||
707 | mutex_unlock(&au0828_sysfs_lock); | ||
708 | } | ||
709 | |||
710 | |||
711 | /* Usage lock check functions */ | ||
712 | static int res_get(struct au0828_fh *fh) | ||
713 | { | ||
714 | struct au0828_dev *dev = fh->dev; | ||
715 | int rc = 0; | ||
716 | |||
717 | /* This instance already has stream_on */ | ||
718 | if (fh->stream_on) | ||
719 | return rc; | ||
720 | |||
721 | if (dev->stream_on) | ||
722 | return -EBUSY; | ||
723 | |||
724 | dev->stream_on = 1; | ||
725 | fh->stream_on = 1; | ||
726 | return rc; | ||
727 | } | ||
728 | |||
729 | static int res_check(struct au0828_fh *fh) | ||
730 | { | ||
731 | return fh->stream_on; | ||
732 | } | ||
733 | |||
734 | static void res_free(struct au0828_fh *fh) | ||
735 | { | ||
736 | struct au0828_dev *dev = fh->dev; | ||
737 | |||
738 | fh->stream_on = 0; | ||
739 | dev->stream_on = 0; | ||
740 | } | ||
741 | |||
742 | static int au0828_v4l2_open(struct file *filp) | ||
743 | { | ||
744 | int minor = video_devdata(filp)->minor; | ||
745 | int ret = 0; | ||
746 | struct au0828_dev *h, *dev = NULL; | ||
747 | struct au0828_fh *fh; | ||
748 | int type = 0; | ||
749 | struct list_head *list; | ||
750 | |||
751 | list_for_each(list, &au0828_devlist) { | ||
752 | h = list_entry(list, struct au0828_dev, au0828list); | ||
753 | if(h->vdev->minor == minor) { | ||
754 | dev = h; | ||
755 | type = V4L2_BUF_TYPE_VIDEO_CAPTURE; | ||
756 | } | ||
757 | if(h->vbi_dev->minor == minor) { | ||
758 | dev = h; | ||
759 | type = V4L2_BUF_TYPE_VBI_CAPTURE; | ||
760 | } | ||
761 | } | ||
762 | |||
763 | if(NULL == dev) | ||
764 | return -ENODEV; | ||
765 | |||
766 | fh = kzalloc(sizeof(struct au0828_fh), GFP_KERNEL); | ||
767 | if(NULL == fh) { | ||
768 | dprintk(1, "Failed allocate au0828_fh struct!\n"); | ||
769 | return -ENOMEM; | ||
770 | } | ||
771 | |||
772 | fh->type = type; | ||
773 | fh->dev = dev; | ||
774 | filp->private_data = fh; | ||
775 | |||
776 | if(fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && dev->users == 0) { | ||
777 | /* set au0828 interface0 to AS5 here again */ | ||
778 | ret = usb_set_interface(dev->usbdev, 0, 5); | ||
779 | if(ret < 0) { | ||
780 | printk("Au0828 can't set alt setting to 5!\n"); | ||
781 | return -EBUSY; | ||
782 | } | ||
783 | dev->width = NTSC_STD_W; | ||
784 | dev->height = NTSC_STD_H; | ||
785 | dev->frame_size = dev->width * dev->height * 2; | ||
786 | dev->field_size = dev->width * dev->height; | ||
787 | dev->bytesperline = dev->width * 2; | ||
788 | |||
789 | au0828_analog_stream_enable(dev); | ||
790 | au0828_analog_stream_reset(dev); | ||
791 | |||
792 | /* If we were doing ac97 instead of i2s, it would go here...*/ | ||
793 | au0828_i2s_init(dev); | ||
794 | |||
795 | dev->stream_state = STREAM_OFF; | ||
796 | dev->dev_state |= DEV_INITIALIZED; | ||
797 | } | ||
798 | |||
799 | dev->users++; | ||
800 | |||
801 | videobuf_queue_vmalloc_init(&fh->vb_vidq, &au0828_video_qops, | ||
802 | NULL, &dev->slock, fh->type, | ||
803 | V4L2_FIELD_INTERLACED, | ||
804 | sizeof(struct au0828_buffer), fh); | ||
805 | |||
806 | return ret; | ||
807 | } | ||
808 | |||
809 | static int au0828_v4l2_close(struct file *filp) | ||
810 | { | ||
811 | int ret; | ||
812 | struct au0828_fh *fh = filp->private_data; | ||
813 | struct au0828_dev *dev = fh->dev; | ||
814 | |||
815 | mutex_lock(&dev->lock); | ||
816 | if (res_check(fh)) | ||
817 | res_free(fh); | ||
818 | |||
819 | if(dev->users == 1) { | ||
820 | videobuf_stop(&fh->vb_vidq); | ||
821 | videobuf_mmap_free(&fh->vb_vidq); | ||
822 | |||
823 | if(dev->dev_state & DEV_DISCONNECTED) { | ||
824 | au0828_analog_unregister(dev); | ||
825 | mutex_unlock(&dev->lock); | ||
826 | kfree(dev); | ||
827 | return 0; | ||
828 | } | ||
829 | |||
830 | au0828_analog_stream_disable(dev); | ||
831 | |||
832 | au0828_uninit_isoc(dev); | ||
833 | |||
834 | /* When close the device, set the usb intf0 into alt0 to free | ||
835 | USB bandwidth */ | ||
836 | ret = usb_set_interface(dev->usbdev, 0, 0); | ||
837 | if(ret < 0) | ||
838 | printk("Au0828 can't set alt setting to 0!\n"); | ||
839 | } | ||
840 | |||
841 | kfree(fh); | ||
842 | dev->users--; | ||
843 | wake_up_interruptible_nr(&dev->open, 1); | ||
844 | mutex_unlock(&dev->lock); | ||
845 | return 0; | ||
846 | } | ||
847 | |||
848 | static ssize_t au0828_v4l2_read(struct file *filp, char __user *buf, | ||
849 | size_t count, loff_t *pos) | ||
850 | { | ||
851 | struct au0828_fh *fh = filp->private_data; | ||
852 | struct au0828_dev *dev = fh->dev; | ||
853 | int rc; | ||
854 | |||
855 | rc = check_dev(dev); | ||
856 | if (rc < 0) | ||
857 | return rc; | ||
858 | |||
859 | if(fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { | ||
860 | mutex_lock(&dev->lock); | ||
861 | rc = res_get(fh); | ||
862 | mutex_unlock(&dev->lock); | ||
863 | |||
864 | if (unlikely(rc < 0)) | ||
865 | return rc; | ||
866 | |||
867 | return videobuf_read_stream(&fh->vb_vidq, buf, count, pos, 0, | ||
868 | filp->f_flags & O_NONBLOCK); | ||
869 | } | ||
870 | return 0; | ||
871 | } | ||
872 | |||
873 | static unsigned int au0828_v4l2_poll(struct file *filp, poll_table *wait) | ||
874 | { | ||
875 | struct au0828_fh *fh = filp->private_data; | ||
876 | struct au0828_dev *dev = fh->dev; | ||
877 | int rc; | ||
878 | |||
879 | rc = check_dev(dev); | ||
880 | if (rc < 0) | ||
881 | return rc; | ||
882 | |||
883 | mutex_lock(&dev->lock); | ||
884 | rc = res_get(fh); | ||
885 | mutex_unlock(&dev->lock); | ||
886 | |||
887 | if (unlikely(rc < 0)) | ||
888 | return POLLERR; | ||
889 | |||
890 | if (V4L2_BUF_TYPE_VIDEO_CAPTURE != fh->type) | ||
891 | return POLLERR; | ||
892 | |||
893 | return videobuf_poll_stream(filp, &fh->vb_vidq, wait); | ||
894 | } | ||
895 | |||
896 | static int au0828_v4l2_mmap(struct file *filp, struct vm_area_struct *vma) | ||
897 | { | ||
898 | struct au0828_fh *fh = filp->private_data; | ||
899 | struct au0828_dev *dev = fh->dev; | ||
900 | int rc; | ||
901 | |||
902 | rc = check_dev(dev); | ||
903 | if (rc < 0) | ||
904 | return rc; | ||
905 | |||
906 | mutex_lock(&dev->lock); | ||
907 | rc = res_get(fh); | ||
908 | mutex_unlock(&dev->lock); | ||
909 | |||
910 | if (unlikely(rc < 0)) | ||
911 | return rc; | ||
912 | |||
913 | rc = videobuf_mmap_mapper(&fh->vb_vidq, vma); | ||
914 | |||
915 | dprintk(2, "vma start=0x%08lx, size=%ld, ret=%d\n", | ||
916 | (unsigned long)vma->vm_start, | ||
917 | (unsigned long)vma->vm_end-(unsigned long)vma->vm_start, | ||
918 | rc); | ||
919 | |||
920 | return rc; | ||
921 | } | ||
922 | |||
923 | static int au0828_set_format(struct au0828_dev *dev, unsigned int cmd, | ||
924 | struct v4l2_format *format) | ||
925 | { | ||
926 | int ret; | ||
927 | int width = format->fmt.pix.width; | ||
928 | int height = format->fmt.pix.height; | ||
929 | unsigned int maxwidth, maxheight; | ||
930 | |||
931 | maxwidth = 720; | ||
932 | maxheight = 480; | ||
933 | |||
934 | if(format->type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) { | ||
935 | dprintk(1, "VBI format set: to be supported!\n"); | ||
936 | return 0; | ||
937 | } | ||
938 | if(format->type == V4L2_BUF_TYPE_VBI_CAPTURE) { | ||
939 | return 0; | ||
940 | } | ||
941 | if(format->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) { | ||
942 | return -EINVAL; | ||
943 | } | ||
944 | |||
945 | /* If they are demanding a format other than the one we support, | ||
946 | bail out (tvtime asks for UYVY and then retries with YUYV) */ | ||
947 | if (format->fmt.pix.pixelformat != V4L2_PIX_FMT_UYVY) { | ||
948 | return -EINVAL; | ||
949 | } | ||
950 | |||
951 | /* format->fmt.pix.width only support 720 and height 480 */ | ||
952 | if(width != 720) | ||
953 | width = 720; | ||
954 | if(height != 480) | ||
955 | height = 480; | ||
956 | |||
957 | format->fmt.pix.width = width; | ||
958 | format->fmt.pix.height = height; | ||
959 | format->fmt.pix.pixelformat = V4L2_PIX_FMT_UYVY; | ||
960 | format->fmt.pix.bytesperline = width * 2; | ||
961 | format->fmt.pix.sizeimage = width * height * 2; | ||
962 | format->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; | ||
963 | format->fmt.pix.field = V4L2_FIELD_INTERLACED; | ||
964 | |||
965 | if(cmd == VIDIOC_TRY_FMT) | ||
966 | return 0; | ||
967 | |||
968 | /* maybe set new image format, driver current only support 720*480 */ | ||
969 | dev->width = width; | ||
970 | dev->height = height; | ||
971 | dev->frame_size = width * height * 2; | ||
972 | dev->field_size = width * height; | ||
973 | dev->bytesperline = width * 2; | ||
974 | |||
975 | if(dev->stream_state == STREAM_ON) { | ||
976 | dprintk(1, "VIDIOC_SET_FMT: interrupting stream!\n"); | ||
977 | if((ret = au0828_stream_interrupt(dev))) { | ||
978 | dprintk(1, "error interrupting video stream!\n"); | ||
979 | return ret; | ||
980 | } | ||
981 | } | ||
982 | |||
983 | /* set au0828 interface0 to AS5 here again */ | ||
984 | ret = usb_set_interface(dev->usbdev, 0, 5); | ||
985 | if(ret < 0) { | ||
986 | printk("Au0828 can't set alt setting to 5!\n"); | ||
987 | return -EBUSY; | ||
988 | } | ||
989 | |||
990 | au0828_analog_stream_enable(dev); | ||
991 | |||
992 | return 0; | ||
993 | } | ||
994 | |||
995 | |||
996 | static int vidioc_queryctrl(struct file *file, void *priv, | ||
997 | struct v4l2_queryctrl *qc) | ||
998 | { | ||
999 | struct au0828_fh *fh = priv; | ||
1000 | struct au0828_dev *dev = fh->dev; | ||
1001 | au0828_call_i2c_clients(dev, VIDIOC_QUERYCTRL, qc); | ||
1002 | if (qc->type) | ||
1003 | return 0; | ||
1004 | else | ||
1005 | return -EINVAL; | ||
1006 | } | ||
1007 | |||
1008 | static int vidioc_querycap(struct file *file, void *priv, | ||
1009 | struct v4l2_capability *cap) | ||
1010 | { | ||
1011 | struct au0828_fh *fh = priv; | ||
1012 | struct au0828_dev *dev = fh->dev; | ||
1013 | |||
1014 | memset(cap, 0, sizeof(*cap)); | ||
1015 | strlcpy(cap->driver, "au0828", sizeof(cap->driver)); | ||
1016 | strlcpy(cap->card, au0828_boards[dev->board].name, sizeof(cap->card)); | ||
1017 | strlcpy(cap->bus_info, dev->usbdev->dev.bus_id, sizeof(cap->bus_info)); | ||
1018 | |||
1019 | cap->version = AU0828_VERSION_CODE; | ||
1020 | |||
1021 | /*set the device capabilities */ | ||
1022 | cap->capabilities = V4L2_CAP_VBI_CAPTURE | | ||
1023 | V4L2_CAP_VIDEO_CAPTURE | | ||
1024 | V4L2_CAP_AUDIO | | ||
1025 | V4L2_CAP_READWRITE | | ||
1026 | V4L2_CAP_STREAMING | | ||
1027 | V4L2_CAP_TUNER; | ||
1028 | return 0; | ||
1029 | } | ||
1030 | |||
1031 | static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, | ||
1032 | struct v4l2_fmtdesc *f) | ||
1033 | { | ||
1034 | if(f->index) | ||
1035 | return -EINVAL; | ||
1036 | |||
1037 | memset(f, 0, sizeof(*f)); | ||
1038 | f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; | ||
1039 | strcpy(f->description, "Packed YUV2"); | ||
1040 | |||
1041 | f->flags = 0; | ||
1042 | f->pixelformat = V4L2_PIX_FMT_UYVY; | ||
1043 | |||
1044 | memset(f->reserved, 0, sizeof(f->reserved)); | ||
1045 | return 0; | ||
1046 | } | ||
1047 | |||
1048 | static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, | ||
1049 | struct v4l2_format *f) | ||
1050 | { | ||
1051 | struct au0828_fh *fh = priv; | ||
1052 | struct au0828_dev *dev = fh->dev; | ||
1053 | |||
1054 | f->fmt.pix.width = dev->width; | ||
1055 | f->fmt.pix.height = dev->height; | ||
1056 | f->fmt.pix.pixelformat = V4L2_PIX_FMT_UYVY; | ||
1057 | f->fmt.pix.bytesperline = dev->bytesperline; | ||
1058 | f->fmt.pix.sizeimage = dev->frame_size; | ||
1059 | f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; /* NTSC/PAL */ | ||
1060 | f->fmt.pix.field = V4L2_FIELD_INTERLACED; | ||
1061 | return 0; | ||
1062 | } | ||
1063 | |||
1064 | static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, | ||
1065 | struct v4l2_format *f) | ||
1066 | { | ||
1067 | struct au0828_fh *fh = priv; | ||
1068 | struct au0828_dev *dev = fh->dev; | ||
1069 | |||
1070 | return au0828_set_format(dev, VIDIOC_TRY_FMT, f); | ||
1071 | } | ||
1072 | |||
1073 | static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, | ||
1074 | struct v4l2_format *f) | ||
1075 | { | ||
1076 | struct au0828_fh *fh = priv; | ||
1077 | struct au0828_dev *dev = fh->dev; | ||
1078 | int rc; | ||
1079 | |||
1080 | if (videobuf_queue_is_busy(&fh->vb_vidq)) { | ||
1081 | printk("%s queue busy\n", __func__); | ||
1082 | rc = -EBUSY; | ||
1083 | goto out; | ||
1084 | } | ||
1085 | |||
1086 | if (dev->stream_on && !fh->stream_on) { | ||
1087 | printk("%s device in use by another fh\n", __func__); | ||
1088 | rc = -EBUSY; | ||
1089 | goto out; | ||
1090 | } | ||
1091 | |||
1092 | return au0828_set_format(dev, VIDIOC_S_FMT, f); | ||
1093 | out: | ||
1094 | return rc; | ||
1095 | } | ||
1096 | |||
1097 | static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id * norm) | ||
1098 | { | ||
1099 | struct au0828_fh *fh = priv; | ||
1100 | struct au0828_dev *dev = fh->dev; | ||
1101 | |||
1102 | /* FIXME: when we support something other than NTSC, we are going to | ||
1103 | have to make the au0828 bridge adjust the size of its capture | ||
1104 | buffer, which is currently hardcoded at 720x480 */ | ||
1105 | |||
1106 | au0828_call_i2c_clients(dev, VIDIOC_S_STD, norm); | ||
1107 | return 0; | ||
1108 | } | ||
1109 | |||
1110 | static int vidioc_enum_input(struct file *file, void *priv, | ||
1111 | struct v4l2_input *input) | ||
1112 | { | ||
1113 | struct au0828_fh *fh = priv; | ||
1114 | struct au0828_dev *dev = fh->dev; | ||
1115 | unsigned int tmp; | ||
1116 | |||
1117 | static const char *inames[] = { | ||
1118 | [AU0828_VMUX_COMPOSITE] = "Composite", | ||
1119 | [AU0828_VMUX_SVIDEO] = "S-Video", | ||
1120 | [AU0828_VMUX_CABLE] = "Cable TV", | ||
1121 | [AU0828_VMUX_TELEVISION] = "Television", | ||
1122 | [AU0828_VMUX_DVB] = "DVB", | ||
1123 | [AU0828_VMUX_DEBUG] = "tv debug" | ||
1124 | }; | ||
1125 | |||
1126 | tmp = input->index; | ||
1127 | |||
1128 | if(tmp > AU0828_MAX_INPUT) | ||
1129 | return -EINVAL; | ||
1130 | if(AUVI_INPUT(tmp)->type == 0) | ||
1131 | return -EINVAL; | ||
1132 | |||
1133 | memset(input, 0, sizeof(*input)); | ||
1134 | input->index = tmp; | ||
1135 | strcpy(input->name, inames[AUVI_INPUT(tmp)->type]); | ||
1136 | if((AUVI_INPUT(tmp)->type == AU0828_VMUX_TELEVISION) || | ||
1137 | (AUVI_INPUT(tmp)->type == AU0828_VMUX_CABLE)) | ||
1138 | input->type |= V4L2_INPUT_TYPE_TUNER; | ||
1139 | else | ||
1140 | input->type |= V4L2_INPUT_TYPE_CAMERA; | ||
1141 | |||
1142 | input->std = dev->vdev->tvnorms; | ||
1143 | |||
1144 | return 0; | ||
1145 | } | ||
1146 | |||
1147 | static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) | ||
1148 | { | ||
1149 | struct au0828_fh *fh = priv; | ||
1150 | struct au0828_dev *dev = fh->dev; | ||
1151 | *i = dev->ctrl_input; | ||
1152 | return 0; | ||
1153 | } | ||
1154 | |||
1155 | static int vidioc_s_input(struct file *file, void *priv, unsigned int index) | ||
1156 | { | ||
1157 | struct au0828_fh *fh = priv; | ||
1158 | struct au0828_dev *dev = fh->dev; | ||
1159 | int i; | ||
1160 | struct v4l2_routing route; | ||
1161 | |||
1162 | dprintk(1, "VIDIOC_S_INPUT in function %s, input=%d\n", __FUNCTION__, | ||
1163 | index); | ||
1164 | if(index >= AU0828_MAX_INPUT) | ||
1165 | return -EINVAL; | ||
1166 | if(AUVI_INPUT(index)->type == 0) | ||
1167 | return -EINVAL; | ||
1168 | dev->ctrl_input = index; | ||
1169 | |||
1170 | switch(AUVI_INPUT(index)->type) { | ||
1171 | case AU0828_VMUX_SVIDEO: | ||
1172 | { | ||
1173 | dev->input_type = AU0828_VMUX_SVIDEO; | ||
1174 | break; | ||
1175 | } | ||
1176 | case AU0828_VMUX_COMPOSITE: | ||
1177 | { | ||
1178 | dev->input_type = AU0828_VMUX_COMPOSITE; | ||
1179 | break; | ||
1180 | } | ||
1181 | case AU0828_VMUX_TELEVISION: | ||
1182 | { | ||
1183 | dev->input_type = AU0828_VMUX_TELEVISION; | ||
1184 | break; | ||
1185 | } | ||
1186 | default: | ||
1187 | ; | ||
1188 | } | ||
1189 | |||
1190 | route.input = AUVI_INPUT(index)->vmux; | ||
1191 | route.output = 0; | ||
1192 | au0828_call_i2c_clients(dev, VIDIOC_INT_S_VIDEO_ROUTING, &route); | ||
1193 | |||
1194 | for (i = 0; i < AU0828_MAX_INPUT; i++) { | ||
1195 | int enable = 0; | ||
1196 | if (AUVI_INPUT(i)->audio_setup == NULL) { | ||
1197 | continue; | ||
1198 | } | ||
1199 | |||
1200 | if (i == index) | ||
1201 | enable = 1; | ||
1202 | else | ||
1203 | enable = 0; | ||
1204 | if (enable) { | ||
1205 | (AUVI_INPUT(i)->audio_setup)(dev, enable); | ||
1206 | } else { | ||
1207 | /* Make sure we leave it turned on if some | ||
1208 | other input is routed to this callback */ | ||
1209 | if ((AUVI_INPUT(i)->audio_setup) != | ||
1210 | ((AUVI_INPUT(index)->audio_setup))) { | ||
1211 | (AUVI_INPUT(i)->audio_setup)(dev, enable); | ||
1212 | } | ||
1213 | } | ||
1214 | } | ||
1215 | |||
1216 | route.input = AUVI_INPUT(index)->amux; | ||
1217 | au0828_call_i2c_clients(dev, VIDIOC_INT_S_AUDIO_ROUTING, | ||
1218 | &route); | ||
1219 | return 0; | ||
1220 | } | ||
1221 | |||
1222 | static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a) | ||
1223 | { | ||
1224 | struct au0828_fh *fh = priv; | ||
1225 | struct au0828_dev *dev = fh->dev; | ||
1226 | unsigned int index = a->index; | ||
1227 | |||
1228 | if(a->index > 1) | ||
1229 | return -EINVAL; | ||
1230 | |||
1231 | memset(a, 0, sizeof(*a)); | ||
1232 | index = dev->ctrl_ainput; | ||
1233 | if(index == 0) | ||
1234 | strcpy(a->name, "Television"); | ||
1235 | else | ||
1236 | strcpy(a->name, "Line in"); | ||
1237 | |||
1238 | a->capability = V4L2_AUDCAP_STEREO; | ||
1239 | a->index = index; | ||
1240 | return 0; | ||
1241 | } | ||
1242 | |||
1243 | static int vidioc_s_audio(struct file *file, void *priv, struct v4l2_audio *a) | ||
1244 | { | ||
1245 | struct au0828_fh *fh = priv; | ||
1246 | struct au0828_dev *dev = fh->dev; | ||
1247 | if(a->index != dev->ctrl_ainput) | ||
1248 | return -EINVAL; | ||
1249 | return 0; | ||
1250 | } | ||
1251 | |||
1252 | static int vidioc_g_ctrl(struct file *file, void *priv, | ||
1253 | struct v4l2_control *ctrl) | ||
1254 | { | ||
1255 | struct au0828_fh *fh = priv; | ||
1256 | struct au0828_dev *dev = fh->dev; | ||
1257 | |||
1258 | au0828_call_i2c_clients(dev, VIDIOC_G_CTRL, ctrl); | ||
1259 | return 0; | ||
1260 | |||
1261 | } | ||
1262 | |||
1263 | static int vidioc_s_ctrl(struct file *file, void *priv, | ||
1264 | struct v4l2_control *ctrl) | ||
1265 | { | ||
1266 | struct au0828_fh *fh = priv; | ||
1267 | struct au0828_dev *dev = fh->dev; | ||
1268 | au0828_call_i2c_clients(dev, VIDIOC_S_CTRL, ctrl); | ||
1269 | return 0; | ||
1270 | } | ||
1271 | |||
1272 | static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) | ||
1273 | { | ||
1274 | struct au0828_fh *fh = priv; | ||
1275 | struct au0828_dev *dev = fh->dev; | ||
1276 | |||
1277 | if(t->index != 0) | ||
1278 | return -EINVAL; | ||
1279 | |||
1280 | memset(t, 0, sizeof(*t)); | ||
1281 | strcpy(t->name, "Auvitek tuner"); | ||
1282 | |||
1283 | au0828_call_i2c_clients(dev, VIDIOC_G_TUNER, t); | ||
1284 | return 0; | ||
1285 | } | ||
1286 | |||
1287 | static int vidioc_s_tuner(struct file *file, void *priv, | ||
1288 | struct v4l2_tuner *t) | ||
1289 | { | ||
1290 | struct au0828_fh *fh = priv; | ||
1291 | struct au0828_dev *dev = fh->dev; | ||
1292 | |||
1293 | if(t->index != 0) | ||
1294 | return -EINVAL; | ||
1295 | |||
1296 | t->type = V4L2_TUNER_ANALOG_TV; | ||
1297 | au0828_call_i2c_clients(dev, VIDIOC_S_TUNER, t); | ||
1298 | dprintk(1, "VIDIOC_S_TUNER: signal = %x, afc = %x\n", t->signal, | ||
1299 | t->afc); | ||
1300 | return 0; | ||
1301 | |||
1302 | } | ||
1303 | |||
1304 | static int vidioc_g_frequency(struct file *file, void *priv, | ||
1305 | struct v4l2_frequency *freq) | ||
1306 | { | ||
1307 | struct au0828_fh *fh = priv; | ||
1308 | struct au0828_dev *dev = fh->dev; | ||
1309 | memset(freq, 0, sizeof(*freq)); | ||
1310 | freq->type = V4L2_TUNER_ANALOG_TV; | ||
1311 | freq->frequency = dev->ctrl_freq; | ||
1312 | return 0; | ||
1313 | } | ||
1314 | |||
1315 | static int vidioc_s_frequency(struct file *file, void *priv, | ||
1316 | struct v4l2_frequency *freq) | ||
1317 | { | ||
1318 | struct au0828_fh *fh = priv; | ||
1319 | struct au0828_dev *dev = fh->dev; | ||
1320 | |||
1321 | if(freq->tuner != 0) | ||
1322 | return -EINVAL; | ||
1323 | if(freq->type != V4L2_TUNER_ANALOG_TV) | ||
1324 | return -EINVAL; | ||
1325 | |||
1326 | dev->ctrl_freq = freq->frequency; | ||
1327 | |||
1328 | au0828_call_i2c_clients(dev, VIDIOC_S_FREQUENCY, freq); | ||
1329 | |||
1330 | au0828_analog_stream_reset(dev); | ||
1331 | |||
1332 | return 0; | ||
1333 | } | ||
1334 | |||
1335 | static int vidioc_g_chip_ident(struct file *file, void *priv, | ||
1336 | struct v4l2_dbg_chip_ident *chip) | ||
1337 | { | ||
1338 | struct au0828_fh *fh = priv; | ||
1339 | struct au0828_dev *dev = fh->dev; | ||
1340 | chip->ident = V4L2_IDENT_NONE; | ||
1341 | chip->revision = 0; | ||
1342 | |||
1343 | au0828_call_i2c_clients(dev, VIDIOC_DBG_G_CHIP_IDENT, chip); | ||
1344 | return 0; | ||
1345 | } | ||
1346 | |||
1347 | static int vidioc_cropcap(struct file *file, void *priv, | ||
1348 | struct v4l2_cropcap *cc) | ||
1349 | { | ||
1350 | struct au0828_fh *fh = priv; | ||
1351 | struct au0828_dev *dev = fh->dev; | ||
1352 | |||
1353 | if(cc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) | ||
1354 | return -EINVAL; | ||
1355 | |||
1356 | cc->bounds.left = 0; | ||
1357 | cc->bounds.top = 0; | ||
1358 | cc->bounds.width = dev->width; | ||
1359 | cc->bounds.height = dev->height; | ||
1360 | |||
1361 | cc->defrect = cc->bounds; | ||
1362 | |||
1363 | cc->pixelaspect.numerator = 54; | ||
1364 | cc->pixelaspect.denominator = 59; | ||
1365 | |||
1366 | return 0; | ||
1367 | } | ||
1368 | |||
1369 | static int vidioc_streamon(struct file *file, void *priv, | ||
1370 | enum v4l2_buf_type type) | ||
1371 | { | ||
1372 | struct au0828_fh *fh = priv; | ||
1373 | struct au0828_dev *dev = fh->dev; | ||
1374 | int b = V4L2_BUF_TYPE_VIDEO_CAPTURE; | ||
1375 | int rc; | ||
1376 | |||
1377 | rc = check_dev(dev); | ||
1378 | if (rc < 0) | ||
1379 | return rc; | ||
1380 | |||
1381 | if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { | ||
1382 | au0828_analog_stream_enable(dev); | ||
1383 | au0828_call_i2c_clients(dev, VIDIOC_STREAMON, &b); | ||
1384 | } | ||
1385 | |||
1386 | mutex_lock(&dev->lock); | ||
1387 | rc = res_get(fh); | ||
1388 | |||
1389 | if (likely(rc >= 0)) | ||
1390 | rc = videobuf_streamon(&fh->vb_vidq); | ||
1391 | mutex_unlock(&dev->lock); | ||
1392 | |||
1393 | return rc; | ||
1394 | } | ||
1395 | |||
1396 | static int vidioc_streamoff(struct file *file, void *priv, | ||
1397 | enum v4l2_buf_type type) | ||
1398 | { | ||
1399 | struct au0828_fh *fh = priv; | ||
1400 | struct au0828_dev *dev = fh->dev; | ||
1401 | int b = V4L2_BUF_TYPE_VIDEO_CAPTURE; | ||
1402 | int i; | ||
1403 | int ret; | ||
1404 | int rc; | ||
1405 | |||
1406 | rc = check_dev(dev); | ||
1407 | if (rc < 0) | ||
1408 | return rc; | ||
1409 | |||
1410 | if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) | ||
1411 | return -EINVAL; | ||
1412 | if (type != fh->type) | ||
1413 | return -EINVAL; | ||
1414 | |||
1415 | if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { | ||
1416 | au0828_call_i2c_clients(dev, VIDIOC_STREAMOFF, &b); | ||
1417 | if((ret = au0828_stream_interrupt(dev)) != 0) | ||
1418 | return ret; | ||
1419 | } | ||
1420 | |||
1421 | for (i = 0; i < AU0828_MAX_INPUT; i++) { | ||
1422 | if (AUVI_INPUT(i)->audio_setup == NULL) { | ||
1423 | continue; | ||
1424 | } | ||
1425 | (AUVI_INPUT(i)->audio_setup)(dev, 0); | ||
1426 | } | ||
1427 | |||
1428 | mutex_lock(&dev->lock); | ||
1429 | videobuf_streamoff(&fh->vb_vidq); | ||
1430 | res_free(fh); | ||
1431 | mutex_unlock(&dev->lock); | ||
1432 | |||
1433 | return 0; | ||
1434 | } | ||
1435 | |||
1436 | static int vidioc_g_register(struct file *file, void *priv, | ||
1437 | struct v4l2_dbg_register *reg) | ||
1438 | { | ||
1439 | struct au0828_fh *fh = priv; | ||
1440 | struct au0828_dev *dev = fh->dev; | ||
1441 | |||
1442 | switch (reg->match.type) { | ||
1443 | case V4L2_CHIP_MATCH_I2C_DRIVER: | ||
1444 | au0828_call_i2c_clients(dev, VIDIOC_DBG_G_REGISTER, reg); | ||
1445 | return 0; | ||
1446 | default: | ||
1447 | return -EINVAL; | ||
1448 | } | ||
1449 | } | ||
1450 | |||
1451 | static int vidioc_s_register(struct file *file, void *priv, | ||
1452 | struct v4l2_dbg_register *reg) | ||
1453 | { | ||
1454 | struct au0828_fh *fh = priv; | ||
1455 | struct au0828_dev *dev = fh->dev; | ||
1456 | |||
1457 | switch (reg->match.type) { | ||
1458 | case V4L2_CHIP_MATCH_I2C_DRIVER: | ||
1459 | au0828_call_i2c_clients(dev, VIDIOC_DBG_S_REGISTER, reg); | ||
1460 | return 0; | ||
1461 | default: | ||
1462 | return -EINVAL; | ||
1463 | } | ||
1464 | return 0; | ||
1465 | } | ||
1466 | |||
1467 | static int vidioc_reqbufs(struct file *file, void *priv, | ||
1468 | struct v4l2_requestbuffers *rb) | ||
1469 | { | ||
1470 | struct au0828_fh *fh = priv; | ||
1471 | struct au0828_dev *dev = fh->dev; | ||
1472 | int rc; | ||
1473 | |||
1474 | rc = check_dev(dev); | ||
1475 | if (rc < 0) | ||
1476 | return rc; | ||
1477 | |||
1478 | return videobuf_reqbufs(&fh->vb_vidq, rb); | ||
1479 | } | ||
1480 | |||
1481 | static int vidioc_querybuf(struct file *file, void *priv, | ||
1482 | struct v4l2_buffer *b) | ||
1483 | { | ||
1484 | struct au0828_fh *fh = priv; | ||
1485 | struct au0828_dev *dev = fh->dev; | ||
1486 | int rc; | ||
1487 | |||
1488 | rc = check_dev(dev); | ||
1489 | if (rc < 0) | ||
1490 | return rc; | ||
1491 | |||
1492 | return videobuf_querybuf(&fh->vb_vidq, b); | ||
1493 | } | ||
1494 | |||
1495 | static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b) | ||
1496 | { | ||
1497 | struct au0828_fh *fh = priv; | ||
1498 | struct au0828_dev *dev = fh->dev; | ||
1499 | int rc; | ||
1500 | |||
1501 | rc = check_dev(dev); | ||
1502 | if (rc < 0) | ||
1503 | return rc; | ||
1504 | |||
1505 | return videobuf_qbuf(&fh->vb_vidq, b); | ||
1506 | } | ||
1507 | |||
1508 | static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) | ||
1509 | { | ||
1510 | struct au0828_fh *fh = priv; | ||
1511 | struct au0828_dev *dev = fh->dev; | ||
1512 | int rc; | ||
1513 | |||
1514 | rc = check_dev(dev); | ||
1515 | if (rc < 0) | ||
1516 | return rc; | ||
1517 | |||
1518 | /* Workaround for a bug in the au0828 hardware design that sometimes | ||
1519 | results in the colorspace being inverted */ | ||
1520 | if (dev->greenscreen_detected == 1) { | ||
1521 | dprintk(1, "Detected green frame. Resetting stream...\n"); | ||
1522 | au0828_analog_stream_reset(dev); | ||
1523 | dev->greenscreen_detected = 0; | ||
1524 | } | ||
1525 | |||
1526 | return videobuf_dqbuf(&fh->vb_vidq, b, file->f_flags & O_NONBLOCK); | ||
1527 | } | ||
1528 | |||
1529 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
1530 | static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf) | ||
1531 | { | ||
1532 | struct au0828_fh *fh = priv; | ||
1533 | |||
1534 | return videobuf_cgmbuf(&fh->vb_vidq, mbuf, 8); | ||
1535 | } | ||
1536 | #endif | ||
1537 | |||
1538 | static struct v4l2_file_operations au0828_v4l_fops = { | ||
1539 | .owner = THIS_MODULE, | ||
1540 | .open = au0828_v4l2_open, | ||
1541 | .release = au0828_v4l2_close, | ||
1542 | .read = au0828_v4l2_read, | ||
1543 | .poll = au0828_v4l2_poll, | ||
1544 | .mmap = au0828_v4l2_mmap, | ||
1545 | .ioctl = video_ioctl2, | ||
1546 | }; | ||
1547 | |||
1548 | static const struct v4l2_ioctl_ops video_ioctl_ops = { | ||
1549 | .vidioc_querycap = vidioc_querycap, | ||
1550 | .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, | ||
1551 | .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, | ||
1552 | .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, | ||
1553 | .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, | ||
1554 | .vidioc_g_audio = vidioc_g_audio, | ||
1555 | .vidioc_s_audio = vidioc_s_audio, | ||
1556 | .vidioc_cropcap = vidioc_cropcap, | ||
1557 | #ifdef AAA | ||
1558 | .vidioc_g_fmt_sliced_vbi_cap = vidioc_g_fmt_sliced_vbi_cap, | ||
1559 | .vidioc_try_fmt_sliced_vbi_cap = vidioc_try_set_sliced_vbi_cap, | ||
1560 | .vidioc_s_fmt_sliced_vbi_cap = vidioc_try_set_sliced_vbi_cap, | ||
1561 | #endif | ||
1562 | .vidioc_reqbufs = vidioc_reqbufs, | ||
1563 | .vidioc_querybuf = vidioc_querybuf, | ||
1564 | .vidioc_qbuf = vidioc_qbuf, | ||
1565 | .vidioc_dqbuf = vidioc_dqbuf, | ||
1566 | .vidioc_s_std = vidioc_s_std, | ||
1567 | .vidioc_enum_input = vidioc_enum_input, | ||
1568 | .vidioc_g_input = vidioc_g_input, | ||
1569 | .vidioc_s_input = vidioc_s_input, | ||
1570 | .vidioc_queryctrl = vidioc_queryctrl, | ||
1571 | .vidioc_g_ctrl = vidioc_g_ctrl, | ||
1572 | .vidioc_s_ctrl = vidioc_s_ctrl, | ||
1573 | .vidioc_streamon = vidioc_streamon, | ||
1574 | .vidioc_streamoff = vidioc_streamoff, | ||
1575 | .vidioc_g_tuner = vidioc_g_tuner, | ||
1576 | .vidioc_s_tuner = vidioc_s_tuner, | ||
1577 | .vidioc_g_frequency = vidioc_g_frequency, | ||
1578 | .vidioc_s_frequency = vidioc_s_frequency, | ||
1579 | #ifdef CONFIG_VIDEO_ADV_DEBUG | ||
1580 | .vidioc_g_register = vidioc_g_register, | ||
1581 | .vidioc_s_register = vidioc_s_register, | ||
1582 | .vidioc_g_chip_ident = vidioc_g_chip_ident, | ||
1583 | #endif | ||
1584 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
1585 | .vidiocgmbuf = vidiocgmbuf, | ||
1586 | #endif | ||
1587 | }; | ||
1588 | |||
1589 | static const struct video_device au0828_video_template = { | ||
1590 | .fops = &au0828_v4l_fops, | ||
1591 | .release = video_device_release, | ||
1592 | .ioctl_ops = &video_ioctl_ops, | ||
1593 | .minor = -1, | ||
1594 | .tvnorms = V4L2_STD_NTSC, | ||
1595 | .current_norm = V4L2_STD_NTSC, | ||
1596 | }; | ||
1597 | |||
1598 | /**************************************************************************/ | ||
1599 | |||
1600 | int au0828_analog_register(struct au0828_dev *dev) | ||
1601 | { | ||
1602 | int retval = -ENOMEM; | ||
1603 | |||
1604 | dprintk(1, "au0828_analog_register called!\n"); | ||
1605 | |||
1606 | /* Load the analog demodulator driver (note this would need to be | ||
1607 | abstracted out if we ever need to support a different demod) */ | ||
1608 | request_module("au8522"); | ||
1609 | |||
1610 | /* Load the tuner module, which results in i2c enumeration and | ||
1611 | attachment of whatever tuner is on the bus */ | ||
1612 | request_module("tuner"); | ||
1613 | |||
1614 | init_waitqueue_head(&dev->open); | ||
1615 | spin_lock_init(&dev->slock); | ||
1616 | mutex_init(&dev->lock); | ||
1617 | |||
1618 | INIT_LIST_HEAD(&dev->vidq.active); | ||
1619 | INIT_LIST_HEAD(&dev->vidq.queued); | ||
1620 | |||
1621 | dev->width = NTSC_STD_W; | ||
1622 | dev->height = NTSC_STD_H; | ||
1623 | dev->field_size = dev->width * dev->height; | ||
1624 | dev->frame_size = dev->field_size << 1; | ||
1625 | dev->bytesperline = dev->width << 1; | ||
1626 | dev->ctrl_ainput = 0; | ||
1627 | |||
1628 | /* allocate and fill v4l2 video struct */ | ||
1629 | dev->vdev = video_device_alloc(); | ||
1630 | if(NULL == dev->vdev) { | ||
1631 | dprintk(1, "Can't allocate video_device.\n"); | ||
1632 | return -ENOMEM; | ||
1633 | } | ||
1634 | |||
1635 | dev->vbi_dev = video_device_alloc(); | ||
1636 | if(NULL == dev->vbi_dev) { | ||
1637 | dprintk(1, "Can't allocate vbi_device.\n"); | ||
1638 | kfree(dev->vdev); | ||
1639 | return -ENOMEM; | ||
1640 | } | ||
1641 | |||
1642 | /* Fill the video capture device struct */ | ||
1643 | *dev->vdev = au0828_video_template; | ||
1644 | dev->vdev->vfl_type = VID_TYPE_CAPTURE | VID_TYPE_TUNER; | ||
1645 | dev->vdev->parent = &dev->usbdev->dev; | ||
1646 | strcpy(dev->vdev->name, "au0828a video"); | ||
1647 | |||
1648 | /* Setup the VBI device */ | ||
1649 | *dev->vbi_dev = au0828_video_template; | ||
1650 | dev->vbi_dev->vfl_type = VFL_TYPE_VBI; | ||
1651 | dev->vbi_dev->parent = &dev->usbdev->dev; | ||
1652 | strcpy(dev->vbi_dev->name, "au0828a vbi"); | ||
1653 | |||
1654 | list_add_tail(&dev->au0828list, &au0828_devlist); | ||
1655 | |||
1656 | /* Register the v4l2 device */ | ||
1657 | if((retval = video_register_device(dev->vdev, VFL_TYPE_GRABBER, -1)) != 0) { | ||
1658 | dprintk(1, "unable to register video device (error = %d).\n", retval); | ||
1659 | list_del(&dev->au0828list); | ||
1660 | video_device_release(dev->vdev); | ||
1661 | return -ENODEV; | ||
1662 | } | ||
1663 | |||
1664 | /* Register the vbi device */ | ||
1665 | if((retval = video_register_device(dev->vbi_dev, VFL_TYPE_VBI, -1)) != 0) { | ||
1666 | dprintk(1, "unable to register vbi device (error = %d).\n", retval); | ||
1667 | list_del(&dev->au0828list); | ||
1668 | video_device_release(dev->vbi_dev); | ||
1669 | video_device_release(dev->vdev); | ||
1670 | return -ENODEV; | ||
1671 | } | ||
1672 | |||
1673 | dprintk(1, "%s completed!\n", __FUNCTION__); | ||
1674 | |||
1675 | return 0; | ||
1676 | } | ||
1677 | |||
diff --git a/drivers/media/video/au0828/au0828.h b/drivers/media/video/au0828/au0828.h index 9d6a1161dc98..3b8e3e913475 100644 --- a/drivers/media/video/au0828/au0828.h +++ b/drivers/media/video/au0828/au0828.h | |||
@@ -24,6 +24,10 @@ | |||
24 | #include <linux/i2c-algo-bit.h> | 24 | #include <linux/i2c-algo-bit.h> |
25 | #include <media/tveeprom.h> | 25 | #include <media/tveeprom.h> |
26 | 26 | ||
27 | /* Analog */ | ||
28 | #include <linux/videodev2.h> | ||
29 | #include <media/videobuf-vmalloc.h> | ||
30 | |||
27 | /* DVB */ | 31 | /* DVB */ |
28 | #include "demux.h" | 32 | #include "demux.h" |
29 | #include "dmxdev.h" | 33 | #include "dmxdev.h" |
@@ -39,8 +43,48 @@ | |||
39 | #define URB_COUNT 16 | 43 | #define URB_COUNT 16 |
40 | #define URB_BUFSIZE (0xe522) | 44 | #define URB_BUFSIZE (0xe522) |
41 | 45 | ||
46 | /* Analog constants */ | ||
47 | #define NTSC_STD_W 720 | ||
48 | #define NTSC_STD_H 480 | ||
49 | |||
50 | #define AU0828_INTERLACED_DEFAULT 1 | ||
51 | #define V4L2_CID_PRIVATE_SHARPNESS (V4L2_CID_PRIVATE_BASE + 0) | ||
52 | |||
53 | /* Defination for AU0828 USB transfer */ | ||
54 | #define AU0828_MAX_ISO_BUFS 12 /* maybe resize this value in the future */ | ||
55 | #define AU0828_ISO_PACKETS_PER_URB 10 | ||
56 | #define AU0828_ISO_MAX_FRAME_SIZE (3 * 1024) | ||
57 | #define AU0828_ISO_BUFFER_SIZE (AU0828_ISO_PACKETS_PER_URB * AU0828_ISO_MAX_FRAME_SIZE) | ||
58 | |||
59 | #define AU0828_MIN_BUF 4 | ||
60 | #define AU0828_DEF_BUF 8 | ||
61 | |||
62 | #define AU0828_MAX_IMAGES 10 | ||
63 | #define AU0828_FRAME_SIZE (1028 * 1024 * 4) | ||
64 | #define AU0828_URB_TIMEOUT msecs_to_jiffies(AU0828_MAX_ISO_BUFS * AU0828_ISO_PACKETS_PER_URB) | ||
65 | |||
66 | #define AU0828_MAX_INPUT 4 | ||
67 | |||
68 | enum au0828_itype { | ||
69 | AU0828_VMUX_COMPOSITE = 1, | ||
70 | AU0828_VMUX_SVIDEO, | ||
71 | AU0828_VMUX_CABLE, | ||
72 | AU0828_VMUX_TELEVISION, | ||
73 | AU0828_VMUX_DVB, | ||
74 | AU0828_VMUX_DEBUG | ||
75 | }; | ||
76 | |||
77 | struct au0828_input { | ||
78 | enum au0828_itype type; | ||
79 | unsigned int vmux; | ||
80 | unsigned int amux; | ||
81 | void (*audio_setup) (void *priv, int enable); | ||
82 | }; | ||
83 | |||
42 | struct au0828_board { | 84 | struct au0828_board { |
43 | char *name; | 85 | char *name; |
86 | struct au0828_input input[AU0828_MAX_INPUT]; | ||
87 | |||
44 | }; | 88 | }; |
45 | 89 | ||
46 | struct au0828_dvb { | 90 | struct au0828_dvb { |
@@ -55,6 +99,83 @@ struct au0828_dvb { | |||
55 | int feeding; | 99 | int feeding; |
56 | }; | 100 | }; |
57 | 101 | ||
102 | enum au0828_stream_state { | ||
103 | STREAM_OFF, | ||
104 | STREAM_INTERRUPT, | ||
105 | STREAM_ON | ||
106 | }; | ||
107 | |||
108 | #define AUVI_INPUT(nr) (&au0828_boards[dev->board].input[nr]) | ||
109 | |||
110 | /* device state */ | ||
111 | enum au0828_dev_state { | ||
112 | DEV_INITIALIZED = 0x01, | ||
113 | DEV_DISCONNECTED = 0x02, | ||
114 | DEV_MISCONFIGURED = 0x04 | ||
115 | }; | ||
116 | |||
117 | struct au0828_fh { | ||
118 | struct au0828_dev *dev; | ||
119 | unsigned int stream_on:1; /* Locks streams */ | ||
120 | struct videobuf_queue vb_vidq; | ||
121 | enum v4l2_buf_type type; | ||
122 | }; | ||
123 | |||
124 | struct au0828_usb_isoc_ctl { | ||
125 | /* max packet size of isoc transaction */ | ||
126 | int max_pkt_size; | ||
127 | |||
128 | /* number of allocated urbs */ | ||
129 | int num_bufs; | ||
130 | |||
131 | /* urb for isoc transfers */ | ||
132 | struct urb **urb; | ||
133 | |||
134 | /* transfer buffers for isoc transfer */ | ||
135 | char **transfer_buffer; | ||
136 | |||
137 | /* Last buffer command and region */ | ||
138 | u8 cmd; | ||
139 | int pos, size, pktsize; | ||
140 | |||
141 | /* Last field: ODD or EVEN? */ | ||
142 | int field; | ||
143 | |||
144 | /* Stores incomplete commands */ | ||
145 | u32 tmp_buf; | ||
146 | int tmp_buf_len; | ||
147 | |||
148 | /* Stores already requested buffers */ | ||
149 | struct au0828_buffer *buf; | ||
150 | |||
151 | /* Stores the number of received fields */ | ||
152 | int nfields; | ||
153 | |||
154 | /* isoc urb callback */ | ||
155 | int (*isoc_copy) (struct au0828_dev *dev, struct urb *urb); | ||
156 | |||
157 | }; | ||
158 | |||
159 | /* buffer for one video frame */ | ||
160 | struct au0828_buffer { | ||
161 | /* common v4l buffer stuff -- must be first */ | ||
162 | struct videobuf_buffer vb; | ||
163 | |||
164 | struct list_head frame; | ||
165 | int top_field; | ||
166 | int receiving; | ||
167 | }; | ||
168 | |||
169 | struct au0828_dmaqueue { | ||
170 | struct list_head active; | ||
171 | struct list_head queued; | ||
172 | |||
173 | wait_queue_head_t wq; | ||
174 | |||
175 | /* Counters to control buffer fill */ | ||
176 | int pos; | ||
177 | }; | ||
178 | |||
58 | struct au0828_dev { | 179 | struct au0828_dev { |
59 | struct mutex mutex; | 180 | struct mutex mutex; |
60 | struct usb_device *usbdev; | 181 | struct usb_device *usbdev; |
@@ -70,16 +191,49 @@ struct au0828_dev { | |||
70 | /* Digital */ | 191 | /* Digital */ |
71 | struct au0828_dvb dvb; | 192 | struct au0828_dvb dvb; |
72 | 193 | ||
194 | /* Analog */ | ||
195 | struct list_head au0828list; | ||
196 | int users; | ||
197 | unsigned int stream_on:1; /* Locks streams */ | ||
198 | struct video_device *vdev; | ||
199 | struct video_device *vbi_dev; | ||
200 | int width; | ||
201 | int height; | ||
202 | u32 field_size; | ||
203 | u32 frame_size; | ||
204 | u32 bytesperline; | ||
205 | int type; | ||
206 | u8 ctrl_ainput; | ||
207 | __u8 isoc_in_endpointaddr; | ||
208 | u8 isoc_init_ok; | ||
209 | int greenscreen_detected; | ||
210 | unsigned int frame_count; | ||
211 | int ctrl_freq; | ||
212 | int input_type; | ||
213 | unsigned int ctrl_input; | ||
214 | enum au0828_dev_state dev_state; | ||
215 | enum au0828_stream_state stream_state; | ||
216 | wait_queue_head_t open; | ||
217 | |||
218 | struct mutex lock; | ||
219 | |||
220 | /* Isoc control struct */ | ||
221 | struct au0828_dmaqueue vidq; | ||
222 | struct au0828_usb_isoc_ctl isoc_ctl; | ||
223 | spinlock_t slock; | ||
224 | |||
225 | /* usb transfer */ | ||
226 | int alt; /* alternate */ | ||
227 | int max_pkt_size; /* max packet size of isoc transaction */ | ||
228 | int num_alt; /* Number of alternative settings */ | ||
229 | unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */ | ||
230 | struct urb *urb[AU0828_MAX_ISO_BUFS]; /* urb for isoc transfers */ | ||
231 | char *transfer_buffer[AU0828_MAX_ISO_BUFS];/* transfer buffers for isoc | ||
232 | transfer */ | ||
233 | |||
73 | /* USB / URB Related */ | 234 | /* USB / URB Related */ |
74 | int urb_streaming; | 235 | int urb_streaming; |
75 | struct urb *urbs[URB_COUNT]; | 236 | struct urb *urbs[URB_COUNT]; |
76 | |||
77 | }; | ||
78 | |||
79 | struct au0828_buff { | ||
80 | struct au0828_dev *dev; | ||
81 | struct urb *purb; | ||
82 | struct list_head buff_list; | ||
83 | }; | 237 | }; |
84 | 238 | ||
85 | /* ----------------------------------------------------------- */ | 239 | /* ----------------------------------------------------------- */ |
@@ -115,6 +269,12 @@ extern void au0828_call_i2c_clients(struct au0828_dev *dev, | |||
115 | unsigned int cmd, void *arg); | 269 | unsigned int cmd, void *arg); |
116 | 270 | ||
117 | /* ----------------------------------------------------------- */ | 271 | /* ----------------------------------------------------------- */ |
272 | /* au0828-video.c */ | ||
273 | int au0828_analog_register(struct au0828_dev *dev); | ||
274 | int au0828_analog_stream_disable(struct au0828_dev *d); | ||
275 | void au0828_analog_unregister(struct au0828_dev *dev); | ||
276 | |||
277 | /* ----------------------------------------------------------- */ | ||
118 | /* au0828-dvb.c */ | 278 | /* au0828-dvb.c */ |
119 | extern int au0828_dvb_register(struct au0828_dev *dev); | 279 | extern int au0828_dvb_register(struct au0828_dev *dev); |
120 | extern void au0828_dvb_unregister(struct au0828_dev *dev); | 280 | extern void au0828_dvb_unregister(struct au0828_dev *dev); |