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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/drivers/media/radio/tef6862.c
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/drivers/media/radio/tef6862.c')
-rw-r--r--ANDROID_3.4.5/drivers/media/radio/tef6862.c222
1 files changed, 0 insertions, 222 deletions
diff --git a/ANDROID_3.4.5/drivers/media/radio/tef6862.c b/ANDROID_3.4.5/drivers/media/radio/tef6862.c
deleted file mode 100644
index 6418c4c9..00000000
--- a/ANDROID_3.4.5/drivers/media/radio/tef6862.c
+++ /dev/null
@@ -1,222 +0,0 @@
-/*
- * tef6862.c Philips TEF6862 Car Radio Enhanced Selectivity Tuner
- * Copyright (c) 2009 Intel Corporation
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * 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.
- */
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/errno.h>
-#include <linux/kernel.h>
-#include <linux/interrupt.h>
-#include <linux/i2c.h>
-#include <linux/slab.h>
-#include <media/v4l2-ioctl.h>
-#include <media/v4l2-device.h>
-#include <media/v4l2-chip-ident.h>
-
-#define DRIVER_NAME "tef6862"
-
-#define FREQ_MUL 16000
-
-#define TEF6862_LO_FREQ (875 * FREQ_MUL / 10)
-#define TEF6862_HI_FREQ (108 * FREQ_MUL)
-
-/* Write mode sub addresses */
-#define WM_SUB_BANDWIDTH 0x0
-#define WM_SUB_PLLM 0x1
-#define WM_SUB_PLLL 0x2
-#define WM_SUB_DAA 0x3
-#define WM_SUB_AGC 0x4
-#define WM_SUB_BAND 0x5
-#define WM_SUB_CONTROL 0x6
-#define WM_SUB_LEVEL 0x7
-#define WM_SUB_IFCF 0x8
-#define WM_SUB_IFCAP 0x9
-#define WM_SUB_ACD 0xA
-#define WM_SUB_TEST 0xF
-
-/* Different modes of the MSA register */
-#define MODE_BUFFER 0x0
-#define MODE_PRESET 0x1
-#define MODE_SEARCH 0x2
-#define MODE_AF_UPDATE 0x3
-#define MODE_JUMP 0x4
-#define MODE_CHECK 0x5
-#define MODE_LOAD 0x6
-#define MODE_END 0x7
-#define MODE_SHIFT 5
-
-struct tef6862_state {
- struct v4l2_subdev sd;
- unsigned long freq;
-};
-
-static inline struct tef6862_state *to_state(struct v4l2_subdev *sd)
-{
- return container_of(sd, struct tef6862_state, sd);
-}
-
-static u16 tef6862_sigstr(struct i2c_client *client)
-{
- u8 buf[4];
- int err = i2c_master_recv(client, buf, sizeof(buf));
- if (err == sizeof(buf))
- return buf[3] << 8;
- return 0;
-}
-
-static int tef6862_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *v)
-{
- if (v->index > 0)
- return -EINVAL;
-
- /* only support FM for now */
- strlcpy(v->name, "FM", sizeof(v->name));
- v->type = V4L2_TUNER_RADIO;
- v->rangelow = TEF6862_LO_FREQ;
- v->rangehigh = TEF6862_HI_FREQ;
- v->rxsubchans = V4L2_TUNER_SUB_MONO;
- v->capability = V4L2_TUNER_CAP_LOW;
- v->audmode = V4L2_TUNER_MODE_STEREO;
- v->signal = tef6862_sigstr(v4l2_get_subdevdata(sd));
-
- return 0;
-}
-
-static int tef6862_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *v)
-{
- return v->index ? -EINVAL : 0;
-}
-
-static int tef6862_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f)
-{
- struct tef6862_state *state = to_state(sd);
- struct i2c_client *client = v4l2_get_subdevdata(sd);
- u16 pll;
- u8 i2cmsg[3];
- int err;
-
- if (f->tuner != 0)
- return -EINVAL;
-
- pll = 1964 + ((f->frequency - TEF6862_LO_FREQ) * 20) / FREQ_MUL;
- i2cmsg[0] = (MODE_PRESET << MODE_SHIFT) | WM_SUB_PLLM;
- i2cmsg[1] = (pll >> 8) & 0xff;
- i2cmsg[2] = pll & 0xff;
-
- err = i2c_master_send(client, i2cmsg, sizeof(i2cmsg));
- if (err != sizeof(i2cmsg))
- return err < 0 ? err : -EIO;
-
- state->freq = f->frequency;
- return 0;
-}
-
-static int tef6862_g_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f)
-{
- struct tef6862_state *state = to_state(sd);
-
- if (f->tuner != 0)
- return -EINVAL;
- f->type = V4L2_TUNER_RADIO;
- f->frequency = state->freq;
- return 0;
-}
-
-static int tef6862_g_chip_ident(struct v4l2_subdev *sd,
- struct v4l2_dbg_chip_ident *chip)
-{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
-
- return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TEF6862, 0);
-}
-
-static const struct v4l2_subdev_tuner_ops tef6862_tuner_ops = {
- .g_tuner = tef6862_g_tuner,
- .s_tuner = tef6862_s_tuner,
- .s_frequency = tef6862_s_frequency,
- .g_frequency = tef6862_g_frequency,
-};
-
-static const struct v4l2_subdev_core_ops tef6862_core_ops = {
- .g_chip_ident = tef6862_g_chip_ident,
-};
-
-static const struct v4l2_subdev_ops tef6862_ops = {
- .core = &tef6862_core_ops,
- .tuner = &tef6862_tuner_ops,
-};
-
-/*
- * Generic i2c probe
- * concerning the addresses: i2c wants 7 bit (without the r/w bit), so '>>1'
- */
-
-static int __devinit tef6862_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
-{
- struct tef6862_state *state;
- struct v4l2_subdev *sd;
-
- /* Check if the adapter supports the needed features */
- if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
- return -EIO;
-
- v4l_info(client, "chip found @ 0x%02x (%s)\n",
- client->addr << 1, client->adapter->name);
-
- state = kzalloc(sizeof(struct tef6862_state), GFP_KERNEL);
- if (state == NULL)
- return -ENOMEM;
- state->freq = TEF6862_LO_FREQ;
-
- sd = &state->sd;
- v4l2_i2c_subdev_init(sd, client, &tef6862_ops);
-
- return 0;
-}
-
-static int __devexit tef6862_remove(struct i2c_client *client)
-{
- struct v4l2_subdev *sd = i2c_get_clientdata(client);
-
- v4l2_device_unregister_subdev(sd);
- kfree(to_state(sd));
- return 0;
-}
-
-static const struct i2c_device_id tef6862_id[] = {
- {DRIVER_NAME, 0},
- {},
-};
-
-MODULE_DEVICE_TABLE(i2c, tef6862_id);
-
-static struct i2c_driver tef6862_driver = {
- .driver = {
- .owner = THIS_MODULE,
- .name = DRIVER_NAME,
- },
- .probe = tef6862_probe,
- .remove = tef6862_remove,
- .id_table = tef6862_id,
-};
-
-module_i2c_driver(tef6862_driver);
-
-MODULE_DESCRIPTION("TEF6862 Car Radio Enhanced Selectivity Tuner");
-MODULE_AUTHOR("Mocean Laboratories");
-MODULE_LICENSE("GPL v2");