diff options
author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-08-14 11:13:30 -0400 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-08-15 15:36:22 -0400 |
commit | b285192a43f0432d82c2c10974204e78af0da596 (patch) | |
tree | 618aa87e760c9c949eca9e4df6ae0eeffa11dcfc /drivers/media/video/cx88/cx88-vp3054-i2c.c | |
parent | 68de959f773a1d49096835c411390bceff5d1549 (diff) |
[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 @@ | |||
1 | /* | ||
2 | |||
3 | cx88-vp3054-i2c.c -- support for the secondary I2C bus of the | ||
4 | DNTV Live! DVB-T Pro (VP-3054), wired as: | ||
5 | GPIO[0] -> SCL, GPIO[1] -> SDA | ||
6 | |||
7 | (c) 2005 Chris Pascoe <c.pascoe@itee.uq.edu.au> | ||
8 | |||
9 | This program is free software; you can redistribute it and/or modify | ||
10 | it under the terms of the GNU General Public License as published by | ||
11 | the Free Software Foundation; either version 2 of the License, or | ||
12 | (at your option) any later version. | ||
13 | |||
14 | This program is distributed in the hope that it will be useful, | ||
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
17 | GNU General Public License for more details. | ||
18 | |||
19 | You should have received a copy of the GNU General Public License | ||
20 | along with this program; if not, write to the Free Software | ||
21 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
22 | |||
23 | */ | ||
24 | |||
25 | #include <linux/module.h> | ||
26 | #include <linux/slab.h> | ||
27 | #include <linux/init.h> | ||
28 | |||
29 | #include <asm/io.h> | ||
30 | |||
31 | #include "cx88.h" | ||
32 | #include "cx88-vp3054-i2c.h" | ||
33 | |||
34 | MODULE_DESCRIPTION("driver for cx2388x VP3054 design"); | ||
35 | MODULE_AUTHOR("Chris Pascoe <c.pascoe@itee.uq.edu.au>"); | ||
36 | MODULE_LICENSE("GPL"); | ||
37 | |||
38 | /* ----------------------------------------------------------------------- */ | ||
39 | |||
40 | static void vp3054_bit_setscl(void *data, int state) | ||
41 | { | ||
42 | struct cx8802_dev *dev = data; | ||
43 | struct cx88_core *core = dev->core; | ||
44 | struct vp3054_i2c_state *vp3054_i2c = dev->vp3054; | ||
45 | |||
46 | if (state) { | ||
47 | vp3054_i2c->state |= 0x0001; /* SCL high */ | ||
48 | vp3054_i2c->state &= ~0x0100; /* external pullup */ | ||
49 | } else { | ||
50 | vp3054_i2c->state &= ~0x0001; /* SCL low */ | ||
51 | vp3054_i2c->state |= 0x0100; /* drive pin */ | ||
52 | } | ||
53 | cx_write(MO_GP0_IO, 0x010000 | vp3054_i2c->state); | ||
54 | cx_read(MO_GP0_IO); | ||
55 | } | ||
56 | |||
57 | static void vp3054_bit_setsda(void *data, int state) | ||
58 | { | ||
59 | struct cx8802_dev *dev = data; | ||
60 | struct cx88_core *core = dev->core; | ||
61 | struct vp3054_i2c_state *vp3054_i2c = dev->vp3054; | ||
62 | |||
63 | if (state) { | ||
64 | vp3054_i2c->state |= 0x0002; /* SDA high */ | ||
65 | vp3054_i2c->state &= ~0x0200; /* tristate pin */ | ||
66 | } else { | ||
67 | vp3054_i2c->state &= ~0x0002; /* SDA low */ | ||
68 | vp3054_i2c->state |= 0x0200; /* drive pin */ | ||
69 | } | ||
70 | cx_write(MO_GP0_IO, 0x020000 | vp3054_i2c->state); | ||
71 | cx_read(MO_GP0_IO); | ||
72 | } | ||
73 | |||
74 | static int vp3054_bit_getscl(void *data) | ||
75 | { | ||
76 | struct cx8802_dev *dev = data; | ||
77 | struct cx88_core *core = dev->core; | ||
78 | u32 state; | ||
79 | |||
80 | state = cx_read(MO_GP0_IO); | ||
81 | return (state & 0x01) ? 1 : 0; | ||
82 | } | ||
83 | |||
84 | static int vp3054_bit_getsda(void *data) | ||
85 | { | ||
86 | struct cx8802_dev *dev = data; | ||
87 | struct cx88_core *core = dev->core; | ||
88 | u32 state; | ||
89 | |||
90 | state = cx_read(MO_GP0_IO); | ||
91 | return (state & 0x02) ? 1 : 0; | ||
92 | } | ||
93 | |||
94 | /* ----------------------------------------------------------------------- */ | ||
95 | |||
96 | static const struct i2c_algo_bit_data vp3054_i2c_algo_template = { | ||
97 | .setsda = vp3054_bit_setsda, | ||
98 | .setscl = vp3054_bit_setscl, | ||
99 | .getsda = vp3054_bit_getsda, | ||
100 | .getscl = vp3054_bit_getscl, | ||
101 | .udelay = 16, | ||
102 | .timeout = 200, | ||
103 | }; | ||
104 | |||
105 | /* ----------------------------------------------------------------------- */ | ||
106 | |||
107 | int vp3054_i2c_probe(struct cx8802_dev *dev) | ||
108 | { | ||
109 | struct cx88_core *core = dev->core; | ||
110 | struct vp3054_i2c_state *vp3054_i2c; | ||
111 | int rc; | ||
112 | |||
113 | if (core->boardnr != CX88_BOARD_DNTV_LIVE_DVB_T_PRO) | ||
114 | return 0; | ||
115 | |||
116 | vp3054_i2c = kzalloc(sizeof(*vp3054_i2c), GFP_KERNEL); | ||
117 | if (vp3054_i2c == NULL) | ||
118 | return -ENOMEM; | ||
119 | dev->vp3054 = vp3054_i2c; | ||
120 | |||
121 | memcpy(&vp3054_i2c->algo, &vp3054_i2c_algo_template, | ||
122 | sizeof(vp3054_i2c->algo)); | ||
123 | |||
124 | vp3054_i2c->adap.dev.parent = &dev->pci->dev; | ||
125 | strlcpy(vp3054_i2c->adap.name, core->name, | ||
126 | sizeof(vp3054_i2c->adap.name)); | ||
127 | vp3054_i2c->adap.owner = THIS_MODULE; | ||
128 | vp3054_i2c->algo.data = dev; | ||
129 | i2c_set_adapdata(&vp3054_i2c->adap, dev); | ||
130 | vp3054_i2c->adap.algo_data = &vp3054_i2c->algo; | ||
131 | |||
132 | vp3054_bit_setscl(dev,1); | ||
133 | vp3054_bit_setsda(dev,1); | ||
134 | |||
135 | rc = i2c_bit_add_bus(&vp3054_i2c->adap); | ||
136 | if (0 != rc) { | ||
137 | printk("%s: vp3054_i2c register FAILED\n", core->name); | ||
138 | |||
139 | kfree(dev->vp3054); | ||
140 | dev->vp3054 = NULL; | ||
141 | } | ||
142 | |||
143 | return rc; | ||
144 | } | ||
145 | |||
146 | void vp3054_i2c_remove(struct cx8802_dev *dev) | ||
147 | { | ||
148 | struct vp3054_i2c_state *vp3054_i2c = dev->vp3054; | ||
149 | |||
150 | if (vp3054_i2c == NULL || | ||
151 | dev->core->boardnr != CX88_BOARD_DNTV_LIVE_DVB_T_PRO) | ||
152 | return; | ||
153 | |||
154 | i2c_del_adapter(&vp3054_i2c->adap); | ||
155 | kfree(vp3054_i2c); | ||
156 | } | ||
157 | |||
158 | EXPORT_SYMBOL(vp3054_i2c_probe); | ||
159 | EXPORT_SYMBOL(vp3054_i2c_remove); | ||