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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/drivers/input/touchscreen/cyttsp_i2c.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
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/input/touchscreen/cyttsp_i2c.c')
-rw-r--r-- | ANDROID_3.4.5/drivers/input/touchscreen/cyttsp_i2c.c | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/ANDROID_3.4.5/drivers/input/touchscreen/cyttsp_i2c.c b/ANDROID_3.4.5/drivers/input/touchscreen/cyttsp_i2c.c deleted file mode 100644 index 2af1d0c5..00000000 --- a/ANDROID_3.4.5/drivers/input/touchscreen/cyttsp_i2c.c +++ /dev/null @@ -1,136 +0,0 @@ -/* - * Source for: - * Cypress TrueTouch(TM) Standard Product (TTSP) I2C touchscreen driver. - * For use with Cypress Txx3xx parts. - * Supported parts include: - * CY8CTST341 - * CY8CTMA340 - * - * Copyright (C) 2009, 2010, 2011 Cypress Semiconductor, Inc. - * Copyright (C) 2012 Javier Martinez Canillas <javier@dowhile0.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2, and only 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., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * Contact Cypress Semiconductor at www.cypress.com <kev@cypress.com> - * - */ - -#include "cyttsp_core.h" - -#include <linux/i2c.h> -#include <linux/input.h> - -#define CY_I2C_DATA_SIZE 128 - -static int cyttsp_i2c_read_block_data(struct cyttsp *ts, - u8 addr, u8 length, void *values) -{ - struct i2c_client *client = to_i2c_client(ts->dev); - struct i2c_msg msgs[] = { - { - .addr = client->addr, - .flags = 0, - .len = 1, - .buf = &addr, - }, - { - .addr = client->addr, - .flags = I2C_M_RD, - .len = length, - .buf = values, - }, - }; - int retval; - - retval = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs)); - if (retval < 0) - return retval; - - return retval != ARRAY_SIZE(msgs) ? -EIO : 0; -} - -static int cyttsp_i2c_write_block_data(struct cyttsp *ts, - u8 addr, u8 length, const void *values) -{ - struct i2c_client *client = to_i2c_client(ts->dev); - int retval; - - ts->xfer_buf[0] = addr; - memcpy(&ts->xfer_buf[1], values, length); - - retval = i2c_master_send(client, ts->xfer_buf, length + 1); - - return retval < 0 ? retval : 0; -} - -static const struct cyttsp_bus_ops cyttsp_i2c_bus_ops = { - .bustype = BUS_I2C, - .write = cyttsp_i2c_write_block_data, - .read = cyttsp_i2c_read_block_data, -}; - -static int __devinit cyttsp_i2c_probe(struct i2c_client *client, - const struct i2c_device_id *id) -{ - struct cyttsp *ts; - - if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { - dev_err(&client->dev, "I2C functionality not Supported\n"); - return -EIO; - } - - ts = cyttsp_probe(&cyttsp_i2c_bus_ops, &client->dev, client->irq, - CY_I2C_DATA_SIZE); - - if (IS_ERR(ts)) - return PTR_ERR(ts); - - i2c_set_clientdata(client, ts); - - return 0; -} - -static int __devexit cyttsp_i2c_remove(struct i2c_client *client) -{ - struct cyttsp *ts = i2c_get_clientdata(client); - - cyttsp_remove(ts); - - return 0; -} - -static const struct i2c_device_id cyttsp_i2c_id[] = { - { CY_I2C_NAME, 0 }, - { } -}; -MODULE_DEVICE_TABLE(i2c, cyttsp_i2c_id); - -static struct i2c_driver cyttsp_i2c_driver = { - .driver = { - .name = CY_I2C_NAME, - .owner = THIS_MODULE, - .pm = &cyttsp_pm_ops, - }, - .probe = cyttsp_i2c_probe, - .remove = __devexit_p(cyttsp_i2c_remove), - .id_table = cyttsp_i2c_id, -}; - -module_i2c_driver(cyttsp_i2c_driver); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("Cypress TrueTouch(R) Standard Product (TTSP) I2C driver"); -MODULE_AUTHOR("Cypress"); -MODULE_ALIAS("i2c:cyttsp"); |