diff options
author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-23 16:23:20 -0800 |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-23 16:23:20 -0800 |
commit | 88f07ffb63add018bfafd480ec6a294088277f06 (patch) | |
tree | 64b657d06b3ae7de3f87544a85d83d0ed6a7e3a9 /drivers/media/video/saa7111.c | |
parent | b6585dedac232ca79fe978d97a95fdaa6da24f66 (diff) | |
parent | 9aa45e34d2948f360f8c0e63d10f49015ca51edd (diff) |
Merge master.kernel.org:/pub/scm/linux/kernel/git/mchehab/v4l-dvb
* master.kernel.org:/pub/scm/linux/kernel/git/mchehab/v4l-dvb:
V4L/DVB (3568k): zoran: Use i2c_master_send when possible
V4L/DVB (3568j): adv7175: Drop unused encoder dump command
V4L/DVB (3568i): adv7175: Drop unused register cache
V4L/DVB (3568h): cpia: correct email address
V4L/DVB (3568g): sem2mutex: zoran
V4L/DVB (3568f): saa7110: Fix array overrun
V4L/DVB (3568e): bt856: Spare memory
V4L/DVB (3568d): saa7111.c fix
V4L/DVB (3568c): zoran: Init cleanups
V4L/DVB (3568b): saa7111: Prevent array overrun
V4L/DVB (3568a): saa7114: Fix i2c block write
Diffstat (limited to 'drivers/media/video/saa7111.c')
-rw-r--r-- | drivers/media/video/saa7111.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/media/video/saa7111.c b/drivers/media/video/saa7111.c index 5e06cc98442d..f9ba0c943adf 100644 --- a/drivers/media/video/saa7111.c +++ b/drivers/media/video/saa7111.c @@ -69,8 +69,10 @@ MODULE_PARM_DESC(debug, "Debug level (0-1)"); /* ----------------------------------------------------------------------- */ +#define SAA7111_NR_REG 0x18 + struct saa7111 { - unsigned char reg[32]; + unsigned char reg[SAA7111_NR_REG]; int norm; int input; @@ -109,24 +111,21 @@ saa7111_write_block (struct i2c_client *client, if (i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { /* do raw I2C, not smbus compatible */ struct saa7111 *decoder = i2c_get_clientdata(client); - struct i2c_msg msg; u8 block_data[32]; + int block_len; - msg.addr = client->addr; - msg.flags = 0; while (len >= 2) { - msg.buf = (char *) block_data; - msg.len = 0; - block_data[msg.len++] = reg = data[0]; + block_len = 0; + block_data[block_len++] = reg = data[0]; do { - block_data[msg.len++] = + block_data[block_len++] = decoder->reg[reg++] = data[1]; len -= 2; data += 2; } while (len >= 2 && data[0] == reg && - msg.len < 32); - if ((ret = i2c_transfer(client->adapter, - &msg, 1)) < 0) + block_len < 32); + if ((ret = i2c_master_send(client, block_data, + block_len)) < 0) break; } } else { @@ -209,6 +208,7 @@ saa7111_command (struct i2c_client *client, switch (cmd) { case 0: + break; case DECODER_INIT: { struct video_decoder_init *init = arg; @@ -226,11 +226,11 @@ saa7111_command (struct i2c_client *client, { int i; - for (i = 0; i < 32; i += 16) { + for (i = 0; i < SAA7111_NR_REG; i += 16) { int j; printk(KERN_DEBUG "%s: %03x", I2C_NAME(client), i); - for (j = 0; j < 16; ++j) { + for (j = 0; j < 16 && i + j < SAA7111_NR_REG; ++j) { printk(" %02x", saa7111_read(client, i + j)); } |