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author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-08-14 12:13:30 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-08-15 16:36:22 -0300 |
commit | b285192a43f0432d82c2c10974204e78af0da596 (patch) | |
tree | 618aa87e760c9c949eca9e4df6ae0eeffa11dcfc /drivers/media/video/cx88/cx88-vp3054-i2c.c | |
parent | 68de959f773a1d49096835c411390bceff5d1549 (diff) | |
download | blackbird-op-linux-b285192a43f0432d82c2c10974204e78af0da596.tar.gz blackbird-op-linux-b285192a43f0432d82c2c10974204e78af0da596.zip |
[media] rename most media/video pci drivers to media/pci
Rename all PCI drivers with their own directory under
drivers/media/video into drivers/media/pci and update the
building system.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/cx88/cx88-vp3054-i2c.c')
-rw-r--r-- | drivers/media/video/cx88/cx88-vp3054-i2c.c | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/drivers/media/video/cx88/cx88-vp3054-i2c.c b/drivers/media/video/cx88/cx88-vp3054-i2c.c deleted file mode 100644 index d77f8ecab9d7..000000000000 --- a/drivers/media/video/cx88/cx88-vp3054-i2c.c +++ /dev/null @@ -1,159 +0,0 @@ -/* - - cx88-vp3054-i2c.c -- support for the secondary I2C bus of the - DNTV Live! DVB-T Pro (VP-3054), wired as: - GPIO[0] -> SCL, GPIO[1] -> SDA - - (c) 2005 Chris Pascoe <c.pascoe@itee.uq.edu.au> - - 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. - - 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/slab.h> -#include <linux/init.h> - -#include <asm/io.h> - -#include "cx88.h" -#include "cx88-vp3054-i2c.h" - -MODULE_DESCRIPTION("driver for cx2388x VP3054 design"); -MODULE_AUTHOR("Chris Pascoe <c.pascoe@itee.uq.edu.au>"); -MODULE_LICENSE("GPL"); - -/* ----------------------------------------------------------------------- */ - -static void vp3054_bit_setscl(void *data, int state) -{ - struct cx8802_dev *dev = data; - struct cx88_core *core = dev->core; - struct vp3054_i2c_state *vp3054_i2c = dev->vp3054; - - if (state) { - vp3054_i2c->state |= 0x0001; /* SCL high */ - vp3054_i2c->state &= ~0x0100; /* external pullup */ - } else { - vp3054_i2c->state &= ~0x0001; /* SCL low */ - vp3054_i2c->state |= 0x0100; /* drive pin */ - } - cx_write(MO_GP0_IO, 0x010000 | vp3054_i2c->state); - cx_read(MO_GP0_IO); -} - -static void vp3054_bit_setsda(void *data, int state) -{ - struct cx8802_dev *dev = data; - struct cx88_core *core = dev->core; - struct vp3054_i2c_state *vp3054_i2c = dev->vp3054; - - if (state) { - vp3054_i2c->state |= 0x0002; /* SDA high */ - vp3054_i2c->state &= ~0x0200; /* tristate pin */ - } else { - vp3054_i2c->state &= ~0x0002; /* SDA low */ - vp3054_i2c->state |= 0x0200; /* drive pin */ - } - cx_write(MO_GP0_IO, 0x020000 | vp3054_i2c->state); - cx_read(MO_GP0_IO); -} - -static int vp3054_bit_getscl(void *data) -{ - struct cx8802_dev *dev = data; - struct cx88_core *core = dev->core; - u32 state; - - state = cx_read(MO_GP0_IO); - return (state & 0x01) ? 1 : 0; -} - -static int vp3054_bit_getsda(void *data) -{ - struct cx8802_dev *dev = data; - struct cx88_core *core = dev->core; - u32 state; - - state = cx_read(MO_GP0_IO); - return (state & 0x02) ? 1 : 0; -} - -/* ----------------------------------------------------------------------- */ - -static const struct i2c_algo_bit_data vp3054_i2c_algo_template = { - .setsda = vp3054_bit_setsda, - .setscl = vp3054_bit_setscl, - .getsda = vp3054_bit_getsda, - .getscl = vp3054_bit_getscl, - .udelay = 16, - .timeout = 200, -}; - -/* ----------------------------------------------------------------------- */ - -int vp3054_i2c_probe(struct cx8802_dev *dev) -{ - struct cx88_core *core = dev->core; - struct vp3054_i2c_state *vp3054_i2c; - int rc; - - if (core->boardnr != CX88_BOARD_DNTV_LIVE_DVB_T_PRO) - return 0; - - vp3054_i2c = kzalloc(sizeof(*vp3054_i2c), GFP_KERNEL); - if (vp3054_i2c == NULL) - return -ENOMEM; - dev->vp3054 = vp3054_i2c; - - memcpy(&vp3054_i2c->algo, &vp3054_i2c_algo_template, - sizeof(vp3054_i2c->algo)); - - vp3054_i2c->adap.dev.parent = &dev->pci->dev; - strlcpy(vp3054_i2c->adap.name, core->name, - sizeof(vp3054_i2c->adap.name)); - vp3054_i2c->adap.owner = THIS_MODULE; - vp3054_i2c->algo.data = dev; - i2c_set_adapdata(&vp3054_i2c->adap, dev); - vp3054_i2c->adap.algo_data = &vp3054_i2c->algo; - - vp3054_bit_setscl(dev,1); - vp3054_bit_setsda(dev,1); - - rc = i2c_bit_add_bus(&vp3054_i2c->adap); - if (0 != rc) { - printk("%s: vp3054_i2c register FAILED\n", core->name); - - kfree(dev->vp3054); - dev->vp3054 = NULL; - } - - return rc; -} - -void vp3054_i2c_remove(struct cx8802_dev *dev) -{ - struct vp3054_i2c_state *vp3054_i2c = dev->vp3054; - - if (vp3054_i2c == NULL || - dev->core->boardnr != CX88_BOARD_DNTV_LIVE_DVB_T_PRO) - return; - - i2c_del_adapter(&vp3054_i2c->adap); - kfree(vp3054_i2c); -} - -EXPORT_SYMBOL(vp3054_i2c_probe); -EXPORT_SYMBOL(vp3054_i2c_remove); |