diff options
author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-06-14 16:35:57 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-08-13 23:30:06 -0300 |
commit | 25aee3debe0464f6c680173041fa3de30ec9ff54 (patch) | |
tree | e2b14f952a0831399f9cbb444cfb9c7980b6485b /drivers/media/dvb/ngene/ngene-i2c.c | |
parent | 786baecfe78f8e25547c628b48a60fc8e5636056 (diff) |
[media] Rename media/dvb as media/pci
The remaining dvb drivers are pci, so rename them to match the
bus.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb/ngene/ngene-i2c.c')
-rw-r--r-- | drivers/media/dvb/ngene/ngene-i2c.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/drivers/media/dvb/ngene/ngene-i2c.c b/drivers/media/dvb/ngene/ngene-i2c.c deleted file mode 100644 index d28554f8ce9..00000000000 --- a/drivers/media/dvb/ngene/ngene-i2c.c +++ /dev/null @@ -1,176 +0,0 @@ -/* - * ngene-i2c.c: nGene PCIe bridge driver i2c functions - * - * Copyright (C) 2005-2007 Micronas - * - * Copyright (C) 2008-2009 Ralph Metzler <rjkm@metzlerbros.de> - * Modifications for new nGene firmware, - * support for EEPROM-copying, - * support for new dual DVB-S2 card prototype - * - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 only, 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 - * Or, point your browser to http://www.gnu.org/copyleft/gpl.html - */ - -/* FIXME - some of these can probably be removed */ -#include <linux/module.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/slab.h> -#include <linux/poll.h> -#include <linux/io.h> -#include <asm/div64.h> -#include <linux/pci.h> -#include <linux/pci_ids.h> -#include <linux/timer.h> -#include <linux/byteorder/generic.h> -#include <linux/firmware.h> -#include <linux/vmalloc.h> - -#include "ngene.h" - -/* Firmware command for i2c operations */ -static int ngene_command_i2c_read(struct ngene *dev, u8 adr, - u8 *out, u8 outlen, u8 *in, u8 inlen, int flag) -{ - struct ngene_command com; - - com.cmd.hdr.Opcode = CMD_I2C_READ; - com.cmd.hdr.Length = outlen + 3; - com.cmd.I2CRead.Device = adr << 1; - memcpy(com.cmd.I2CRead.Data, out, outlen); - com.cmd.I2CRead.Data[outlen] = inlen; - com.cmd.I2CRead.Data[outlen + 1] = 0; - com.in_len = outlen + 3; - com.out_len = inlen + 1; - - if (ngene_command(dev, &com) < 0) - return -EIO; - - if ((com.cmd.raw8[0] >> 1) != adr) - return -EIO; - - if (flag) - memcpy(in, com.cmd.raw8, inlen + 1); - else - memcpy(in, com.cmd.raw8 + 1, inlen); - return 0; -} - -static int ngene_command_i2c_write(struct ngene *dev, u8 adr, - u8 *out, u8 outlen) -{ - struct ngene_command com; - - - com.cmd.hdr.Opcode = CMD_I2C_WRITE; - com.cmd.hdr.Length = outlen + 1; - com.cmd.I2CRead.Device = adr << 1; - memcpy(com.cmd.I2CRead.Data, out, outlen); - com.in_len = outlen + 1; - com.out_len = 1; - - if (ngene_command(dev, &com) < 0) - return -EIO; - - if (com.cmd.raw8[0] == 1) - return -EIO; - - return 0; -} - -static void ngene_i2c_set_bus(struct ngene *dev, int bus) -{ - if (!(dev->card_info->i2c_access & 2)) - return; - if (dev->i2c_current_bus == bus) - return; - - switch (bus) { - case 0: - ngene_command_gpio_set(dev, 3, 0); - ngene_command_gpio_set(dev, 2, 1); - break; - - case 1: - ngene_command_gpio_set(dev, 2, 0); - ngene_command_gpio_set(dev, 3, 1); - break; - } - dev->i2c_current_bus = bus; -} - -static int ngene_i2c_master_xfer(struct i2c_adapter *adapter, - struct i2c_msg msg[], int num) -{ - struct ngene_channel *chan = - (struct ngene_channel *)i2c_get_adapdata(adapter); - struct ngene *dev = chan->dev; - - down(&dev->i2c_switch_mutex); - ngene_i2c_set_bus(dev, chan->number); - - if (num == 2 && msg[1].flags & I2C_M_RD && !(msg[0].flags & I2C_M_RD)) - if (!ngene_command_i2c_read(dev, msg[0].addr, - msg[0].buf, msg[0].len, - msg[1].buf, msg[1].len, 0)) - goto done; - - if (num == 1 && !(msg[0].flags & I2C_M_RD)) - if (!ngene_command_i2c_write(dev, msg[0].addr, - msg[0].buf, msg[0].len)) - goto done; - if (num == 1 && (msg[0].flags & I2C_M_RD)) - if (!ngene_command_i2c_read(dev, msg[0].addr, NULL, 0, - msg[0].buf, msg[0].len, 0)) - goto done; - - up(&dev->i2c_switch_mutex); - return -EIO; - -done: - up(&dev->i2c_switch_mutex); - return num; -} - - -static u32 ngene_i2c_functionality(struct i2c_adapter *adap) -{ - return I2C_FUNC_SMBUS_EMUL; -} - -static struct i2c_algorithm ngene_i2c_algo = { - .master_xfer = ngene_i2c_master_xfer, - .functionality = ngene_i2c_functionality, -}; - -int ngene_i2c_init(struct ngene *dev, int dev_nr) -{ - struct i2c_adapter *adap = &(dev->channel[dev_nr].i2c_adapter); - - i2c_set_adapdata(adap, &(dev->channel[dev_nr])); - - strcpy(adap->name, "nGene"); - - adap->algo = &ngene_i2c_algo; - adap->algo_data = (void *)&(dev->channel[dev_nr]); - adap->dev.parent = &dev->pci_dev->dev; - - return i2c_add_adapter(adap); -} - |