diff options
Diffstat (limited to 'drivers/media/usb/pvrusb2/pvrusb2-eeprom.c')
| -rw-r--r-- | drivers/media/usb/pvrusb2/pvrusb2-eeprom.c | 49 |
1 files changed, 9 insertions, 40 deletions
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-eeprom.c b/drivers/media/usb/pvrusb2/pvrusb2-eeprom.c index 9515f3a68f8f..8e81af537901 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-eeprom.c +++ b/drivers/media/usb/pvrusb2/pvrusb2-eeprom.c @@ -1,22 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * - * * Copyright (C) 2005 Mike Isely <isely@pobox.com> * Copyright (C) 2004 Aurelien Alleaume <slts@free.fr> - * - * 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 - * - * 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 - * */ #include <linux/slab.h> @@ -53,11 +39,10 @@ static u8 *pvr2_eeprom_fetch(struct pvr2_hdw *hdw) int ret; int mode16 = 0; unsigned pcnt,tcnt; - eeprom = kmalloc(EEPROM_SIZE,GFP_KERNEL); + eeprom = kzalloc(EEPROM_SIZE, GFP_KERNEL); if (!eeprom) { pvr2_trace(PVR2_TRACE_ERROR_LEGS, - "Failed to allocate memory" - " required to read eeprom"); + "Failed to allocate memory required to read eeprom"); return NULL; } @@ -74,8 +59,8 @@ static u8 *pvr2_eeprom_fetch(struct pvr2_hdw *hdw) strange but it's what they do) */ mode16 = (addr & 1); eepromSize = (mode16 ? 4096 : 256); - trace_eeprom("Examining %d byte eeprom at location 0x%x" - " using %d bit addressing",eepromSize,addr, + trace_eeprom("Examining %d byte eeprom at location 0x%x using %d bit addressing", + eepromSize, addr, mode16 ? 16 : 8); msg[0].addr = addr; @@ -89,7 +74,6 @@ static u8 *pvr2_eeprom_fetch(struct pvr2_hdw *hdw) (1) we're only fetching part of the eeprom, and (2) if we were getting the whole thing our I2C driver can't grab it in one pass - which is what tveeprom is otherwise going to attempt */ - memset(eeprom,0,EEPROM_SIZE); for (tcnt = 0; tcnt < EEPROM_SIZE; tcnt += pcnt) { pcnt = 16; if (pcnt + tcnt > EEPROM_SIZE) pcnt = EEPROM_SIZE-tcnt; @@ -123,15 +107,10 @@ int pvr2_eeprom_analyze(struct pvr2_hdw *hdw) memset(&tvdata,0,sizeof(tvdata)); eeprom = pvr2_eeprom_fetch(hdw); - if (!eeprom) return -EINVAL; - - { - struct i2c_client fake_client; - /* Newer version expects a useless client interface */ - fake_client.addr = hdw->eeprom_addr; - fake_client.adapter = &hdw->i2c_adap; - tveeprom_hauppauge_analog(&fake_client,&tvdata,eeprom); - } + if (!eeprom) + return -EINVAL; + + tveeprom_hauppauge_analog(&tvdata, eeprom); trace_eeprom("eeprom assumed v4l tveeprom module"); trace_eeprom("eeprom direct call results:"); @@ -152,13 +131,3 @@ int pvr2_eeprom_analyze(struct pvr2_hdw *hdw) return 0; } - -/* - Stuff for Emacs to see, in order to encourage consistent editing style: - *** Local Variables: *** - *** mode: c *** - *** fill-column: 70 *** - *** tab-width: 8 *** - *** c-basic-offset: 8 *** - *** End: *** - */ |