[media] xc4000: added firmware_name parameter

The firmware_name module parameter makes it possible to set the firmware
file name. It defaults to "xc4000.fw" if not specified.

Signed-off-by: Istvan Varga <istvan_v@mailbox.hu>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Istvan Varga 2011-06-04 11:48:16 -03:00 committed by Mauro Carvalho Chehab
parent 1368ceb266
commit fa285bc1bf
1 changed files with 12 additions and 5 deletions

View File

@ -47,16 +47,20 @@ MODULE_PARM_DESC(no_poweroff, "0 (default) powers device off when not used.\n"
"\t\t1 keep device energized and with tuner ready all the times.\n"
"\t\tFaster, but consumes more power and keeps the device hotter");
#define XC4000_DEFAULT_FIRMWARE "xc4000.fw"
static char firmware_name[30];
module_param_string(firmware_name, firmware_name, sizeof(firmware_name), 0);
MODULE_PARM_DESC(firmware_name, "\n\t\tFirmware file name. Allows overriding "
"the default firmware\n"
"\t\tname.");
static DEFINE_MUTEX(xc4000_list_mutex);
static LIST_HEAD(hybrid_tuner_instance_list);
#define dprintk(level, fmt, arg...) if (debug >= level) \
printk(KERN_INFO "%s: " fmt, "xc4000", ## arg)
/* Note that the last version digit is my internal build number (so I can
rev the firmware even if the core Xceive firmware was unchanged) */
#define XC4000_DEFAULT_FIRMWARE "dvb-fe-xc4000-1.4.1.fw"
/* struct for storing firmware table */
struct firmware_description {
unsigned int type;
@ -715,7 +719,10 @@ static int xc4000_fwupload(struct dvb_frontend *fe)
char name[33];
const char *fname;
fname = XC4000_DEFAULT_FIRMWARE;
if (firmware_name[0] != '\0')
fname = firmware_name;
else
fname = XC4000_DEFAULT_FIRMWARE;
printk("Reading firmware %s\n", fname);
rc = request_firmware(&fw, fname, priv->i2c_props.adap->dev.parent);