diff options
Diffstat (limited to 'drivers/media/pci/ivtv/ivtv-i2c.c')
| -rw-r--r-- | drivers/media/pci/ivtv/ivtv-i2c.c | 38 |
1 files changed, 16 insertions, 22 deletions
diff --git a/drivers/media/pci/ivtv/ivtv-i2c.c b/drivers/media/pci/ivtv/ivtv-i2c.c index 55ef1385519e..28cb22d6a892 100644 --- a/drivers/media/pci/ivtv/ivtv-i2c.c +++ b/drivers/media/pci/ivtv/ivtv-i2c.c @@ -1,21 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* I2C functions Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com> - Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl> + Copyright (C) 2005-2007 Hans Verkuil <hverkuil@kernel.org> - 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ /* @@ -97,7 +85,7 @@ #define IVTV_ADAPTEC_IR_ADDR 0x6b /* This array should match the IVTV_HW_ defines */ -static const u8 hw_addrs[] = { +static const u8 hw_addrs[IVTV_HW_MAX_BITS] = { IVTV_CX25840_I2C_ADDR, IVTV_SAA7115_I2C_ADDR, IVTV_SAA7127_I2C_ADDR, @@ -122,7 +110,7 @@ static const u8 hw_addrs[] = { }; /* This array should match the IVTV_HW_ defines */ -static const char * const hw_devicenames[] = { +static const char * const hw_devicenames[IVTV_HW_MAX_BITS] = { "cx25840", "saa7115", "saa7127_auto", /* saa7127 or saa7129 */ @@ -220,12 +208,12 @@ static int ivtv_i2c_new_ir(struct ivtv *itv, u32 hw, const char *type, u8 addr) info.platform_data = init_data; strscpy(info.type, type, I2C_NAME_SIZE); - return i2c_new_probed_device(adap, &info, addr_list, NULL) == NULL ? + return IS_ERR(i2c_new_scanned_device(adap, &info, addr_list, NULL)) ? -1 : 0; } /* Instantiate the IR receiver device using probing -- undesirable */ -struct i2c_client *ivtv_i2c_new_ir_legacy(struct ivtv *itv) +void ivtv_i2c_new_ir_legacy(struct ivtv *itv) { struct i2c_board_info info; /* @@ -247,15 +235,21 @@ struct i2c_client *ivtv_i2c_new_ir_legacy(struct ivtv *itv) memset(&info, 0, sizeof(struct i2c_board_info)); strscpy(info.type, "ir_video", I2C_NAME_SIZE); - return i2c_new_probed_device(&itv->i2c_adap, &info, addr_list, NULL); + i2c_new_scanned_device(&itv->i2c_adap, &info, addr_list, NULL); } int ivtv_i2c_register(struct ivtv *itv, unsigned idx) { - struct v4l2_subdev *sd; struct i2c_adapter *adap = &itv->i2c_adap; - const char *type = hw_devicenames[idx]; - u32 hw = 1 << idx; + struct v4l2_subdev *sd; + const char *type; + u32 hw; + + if (idx >= IVTV_HW_MAX_BITS) + return -ENODEV; + + type = hw_devicenames[idx]; + hw = 1 << idx; if (hw == IVTV_HW_TUNER) { /* special tuner handling */ |