diff options
Diffstat (limited to 'drivers/media/i2c/saa7115.c')
| -rw-r--r-- | drivers/media/i2c/saa7115.c | 27 |
1 files changed, 9 insertions, 18 deletions
diff --git a/drivers/media/i2c/saa7115.c b/drivers/media/i2c/saa7115.c index 6bc278aa31fc..48d6730d9271 100644 --- a/drivers/media/i2c/saa7115.c +++ b/drivers/media/i2c/saa7115.c @@ -18,13 +18,14 @@ // Added saa7115 support by Kevin Thayer <nufan_wfk at yahoo.com> // (2/17/2003) // -// VBI support (2004) and cleanups (2005) by Hans Verkuil <hverkuil@xs4all.nl> +// VBI support (2004) and cleanups (2005) by Hans Verkuil <hverkuil@kernel.org> // // Copyright (c) 2005-2006 Mauro Carvalho Chehab <mchehab@kernel.org> // SAA7111, SAA7113 and SAA7118 support #include "saa711x_regs.h" +#include <linux/bitops.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/slab.h> @@ -664,15 +665,6 @@ static const unsigned char saa7115_init_misc[] = { 0x00, 0x00 }; -static int saa711x_odd_parity(u8 c) -{ - c ^= (c >> 4); - c ^= (c >> 2); - c ^= (c >> 1); - - return c & 1; -} - static int saa711x_decode_vps(u8 *dst, u8 *p) { static const u8 biphase_tbl[] = { @@ -1129,7 +1121,7 @@ static void saa711x_set_lcr(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_forma static int saa711x_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *sliced) { - static u16 lcr2vbi[] = { + static const u16 lcr2vbi[] = { 0, V4L2_SLICED_TELETEXT_B, 0, /* 1 */ 0, V4L2_SLICED_CAPTION_525, /* 4 */ V4L2_SLICED_WSS_625, 0, /* 5 */ @@ -1167,7 +1159,7 @@ static int saa711x_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_f } static int saa711x_set_fmt(struct v4l2_subdev *sd, - struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *format) { struct v4l2_mbus_framefmt *fmt = &format->format; @@ -1227,7 +1219,7 @@ static int saa711x_decode_vbi_line(struct v4l2_subdev *sd, struct v4l2_decode_vb vbi->type = V4L2_SLICED_TELETEXT_B; break; case 4: - if (!saa711x_odd_parity(p[0]) || !saa711x_odd_parity(p[1])) + if (!parity8(p[0]) || !parity8(p[1])) return 0; vbi->type = V4L2_SLICED_CAPTION_525; break; @@ -1766,7 +1758,7 @@ static int saa711x_detect_chip(struct i2c_client *client, * exists. However, tests on a device labeled as: * "GM7113C 1145" returned "10" on all 16 chip * version (reg 0x00) reads. So, we need to also - * accept at least verion 0. For now, let's just + * accept at least version 0. For now, let's just * assume that a device that returns "0000" for * the lower nibble is a gm7113c. */ @@ -1804,9 +1796,9 @@ static int saa711x_detect_chip(struct i2c_client *client, return -ENODEV; } -static int saa711x_probe(struct i2c_client *client, - const struct i2c_device_id *id) +static int saa711x_probe(struct i2c_client *client) { + const struct i2c_device_id *id = i2c_client_get_device_id(client); struct saa711x_state *state; struct v4l2_subdev *sd; struct v4l2_ctrl_handler *hdl; @@ -1927,13 +1919,12 @@ static int saa711x_probe(struct i2c_client *client, /* ----------------------------------------------------------------------- */ -static int saa711x_remove(struct i2c_client *client) +static void saa711x_remove(struct i2c_client *client) { struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(sd->ctrl_handler); - return 0; } static const struct i2c_device_id saa711x_id[] = { |