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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-13 14:03:59 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-13 14:03:59 -0700 |
commit | cf2fa66055d718ae13e62451bb546505f63906a2 (patch) | |
tree | e206d3f04e74a34e9aa88d21af6c26eea21d4121 /drivers/media/video/tuner-3036.c | |
parent | 4501a466f28788485604ee42641d7a5fe7258d16 (diff) | |
parent | 57f51dbc45f65f7ee1e8c8f77200bb8000e3e271 (diff) | |
download | talos-op-linux-cf2fa66055d718ae13e62451bb546505f63906a2.tar.gz talos-op-linux-cf2fa66055d718ae13e62451bb546505f63906a2.zip |
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (313 commits)
V4L/DVB (9186): Added support for Prof 7300 DVB-S/S2 cards
V4L/DVB (9185): S2API: Ensure we have a reasonable ROLLOFF default
V4L/DVB (9184): cx24116: Change the default SNR units back to percentage by default.
V4L/DVB (9183): S2API: Return error of the caller provides 0 commands.
V4L/DVB (9182): S2API: Added support for DTV_HIERARCHY
V4L/DVB (9181): S2API: Add support fot DTV_GUARD_INTERVAL and DTV_TRANSMISSION_MODE
V4L/DVB (9180): S2API: Added support for DTV_CODE_RATE_HP/LP
V4L/DVB (9179): S2API: frontend.h cleanup
V4L/DVB (9178): cx24116: Add module parameter to return SNR as ESNO.
V4L/DVB (9177): S2API: Change _8PSK / _16APSK to PSK_8 and APSK_16
V4L/DVB (9176): Add support for DvbWorld USB cards with STV0288 demodulator.
V4L/DVB (9175): Remove NULL pointer in stb6000 driver.
V4L/DVB (9174): Allow custom inittab for ST STV0288 demodulator.
V4L/DVB (9173): S2API: Remove the hardcoded command limit during validation
V4L/DVB (9172): S2API: Bugfix related to DVB-S / DVB-S2 tuning for the legacy API.
V4L/DVB (9171): S2API: Stop an OOPS if illegal commands are dumped in S2API.
V4L/DVB (9170): cx24116: Sanity checking to data input via S2API to the cx24116 demod.
V4L/DVB (9169): uvcvideo: Support two new Bison Electronics webcams.
V4L/DVB (9168): Add support for MSI TV@nywhere Plus remote
V4L/DVB: v4l2-dev: remove duplicated #include
...
Diffstat (limited to 'drivers/media/video/tuner-3036.c')
-rw-r--r-- | drivers/media/video/tuner-3036.c | 214 |
1 files changed, 0 insertions, 214 deletions
diff --git a/drivers/media/video/tuner-3036.c b/drivers/media/video/tuner-3036.c deleted file mode 100644 index bdf506e6ae27..000000000000 --- a/drivers/media/video/tuner-3036.c +++ /dev/null @@ -1,214 +0,0 @@ -/* - * Driver for Philips SAB3036 "CITAC" tuner control chip. - * - * Author: Phil Blundell <philb@gnu.org> - * - * The SAB3036 is just about different enough from the chips that - * tuner.c copes with to make it not worth the effort to crowbar - * the support into that file. So instead we have a separate driver. - * - * 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. - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/string.h> -#include <linux/timer.h> -#include <linux/delay.h> -#include <linux/errno.h> -#include <linux/slab.h> -#include <linux/init.h> - -#include <linux/i2c.h> -#include <linux/videodev.h> -#include <media/v4l2-common.h> - -#include <media/tuner.h> - -static int debug; /* insmod parameter */ -static int this_adap; - -static struct i2c_client client_template; - -/* Addresses to scan */ -static unsigned short normal_i2c[] = { 0x60, 0x61, I2C_CLIENT_END }; -static unsigned short ignore = I2C_CLIENT_END; - -static struct i2c_client_address_data addr_data = { - .normal_i2c = normal_i2c, - .probe = &ignore, - .ignore = &ignore, -}; - -/* ---------------------------------------------------------------------- */ - -static unsigned char -tuner_getstatus (struct i2c_client *c) -{ - unsigned char byte; - if (i2c_master_recv(c, &byte, 1) != 1) - printk(KERN_ERR "tuner-3036: I/O error.\n"); - return byte; -} - -#define TUNER_FL 0x80 - -static int -tuner_islocked (struct i2c_client *c) -{ - return (tuner_getstatus(c) & TUNER_FL); -} - -/* ---------------------------------------------------------------------- */ - -static void -set_tv_freq(struct i2c_client *c, int freq) -{ - u16 div = ((freq * 20) / 16); - unsigned long give_up = jiffies + HZ; - unsigned char buffer[2]; - - if (debug) - printk(KERN_DEBUG "tuner: setting frequency %dMHz, divisor %x\n", freq / 16, div); - - /* Select high tuning current */ - buffer[0] = 0x29; - buffer[1] = 0x3e; - - if (i2c_master_send(c, buffer, 2) != 2) - printk("tuner: i2c i/o error 1\n"); - - buffer[0] = 0x80 | ((div>>8) & 0x7f); - buffer[1] = div & 0xff; - - if (i2c_master_send(c, buffer, 2) != 2) - printk("tuner: i2c i/o error 2\n"); - - while (!tuner_islocked(c) && time_before(jiffies, give_up)) - schedule(); - - if (!tuner_islocked(c)) - printk(KERN_WARNING "tuner: failed to achieve PLL lock\n"); - - /* Select low tuning current and engage AFC */ - buffer[0] = 0x29; - buffer[1] = 0xb2; - - if (i2c_master_send(c, buffer, 2) != 2) - printk("tuner: i2c i/o error 3\n"); - - if (debug) - printk(KERN_DEBUG "tuner: status %02x\n", tuner_getstatus(c)); -} - -/* ---------------------------------------------------------------------- */ - -static int -tuner_attach(struct i2c_adapter *adap, int addr, int kind) -{ - static unsigned char buffer[] = { 0x29, 0x32, 0x2a, 0, 0x2b, 0 }; - - struct i2c_client *client; - - if (this_adap > 0) - return -1; - this_adap++; - - client_template.adapter = adap; - client_template.addr = addr; - - client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == NULL) - return -ENOMEM; - memcpy(client, &client_template, sizeof(struct i2c_client)); - - printk("tuner: SAB3036 found, status %02x\n", tuner_getstatus(client)); - - i2c_attach_client(client); - - if (i2c_master_send(client, buffer, 2) != 2) - printk("tuner: i2c i/o error 1\n"); - if (i2c_master_send(client, buffer+2, 2) != 2) - printk("tuner: i2c i/o error 2\n"); - if (i2c_master_send(client, buffer+4, 2) != 2) - printk("tuner: i2c i/o error 3\n"); - return 0; -} - -static int -tuner_detach(struct i2c_client *c) -{ - return 0; -} - -static int -tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) -{ - int *iarg = (int*)arg; - - switch (cmd) - { - case VIDIOCSFREQ: - set_tv_freq(client, *iarg); - break; - - default: - return -EINVAL; - } - return 0; -} - -static int -tuner_probe(struct i2c_adapter *adap) -{ - this_adap = 0; - if (adap->id == I2C_HW_B_LP) - return i2c_probe(adap, &addr_data, tuner_attach); - return 0; -} - -/* ----------------------------------------------------------------------- */ - -static struct i2c_driver -i2c_driver_tuner = -{ - .driver = { - .name = "sab3036", - }, - .id = I2C_DRIVERID_SAB3036, - .attach_adapter = tuner_probe, - .detach_client = tuner_detach, - .command = tuner_command -}; - -static struct i2c_client client_template = -{ - .driver = &i2c_driver_tuner, - .name = "SAB3036", -}; - -static int __init -tuner3036_init(void) -{ - return i2c_add_driver(&i2c_driver_tuner); -} - -static void __exit -tuner3036_exit(void) -{ - i2c_del_driver(&i2c_driver_tuner); -} - -MODULE_DESCRIPTION("SAB3036 tuner driver"); -MODULE_AUTHOR("Philip Blundell <philb@gnu.org>"); -MODULE_LICENSE("GPL"); - -module_param(debug, int, 0); -MODULE_PARM_DESC(debug,"Enable debugging output"); - -module_init(tuner3036_init); -module_exit(tuner3036_exit); |