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| author | Michael Krufky <mkrufky@linuxtv.org> | 2008-07-01 04:35:26 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-07-20 07:24:03 -0300 |
| commit | 1fbc3caff47785aca67b4bd5b29c04f3f20c770e (patch) | |
| tree | b38dcff717a23bba119e04397ea1acc70a083134 /drivers/media | |
| parent | b1d8f9f5b8036b61a7ec562dfb86361f5b18e8f2 (diff) | |
| download | linux-1fbc3caff47785aca67b4bd5b29c04f3f20c770e.tar.gz linux-1fbc3caff47785aca67b4bd5b29c04f3f20c770e.tar.bz2 linux-1fbc3caff47785aca67b4bd5b29c04f3f20c770e.zip | |
V4L/DVB (8311): sms1xxx: support device-specific firmware filenames on stellar usb1 sticks
Add the capability to define device-specific firmware filenames for the SMS1010,
with a mechanism to fall back to the generic firmware if the device-specific
firmware is not present.
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/dvb/siano/smsusb.c | 32 |
1 files changed, 25 insertions, 7 deletions
diff --git a/drivers/media/dvb/siano/smsusb.c b/drivers/media/dvb/siano/smsusb.c index 9a2144c547ab..c10b1849c6a3 100644 --- a/drivers/media/dvb/siano/smsusb.c +++ b/drivers/media/dvb/siano/smsusb.c @@ -184,22 +184,39 @@ static char *smsusb1_fw_lkup[] = { "dvbt_bda_stellar_usb.inp", }; -static int smsusb1_load_firmware(struct usb_device *udev, int id) +static inline char *sms_get_fw_name(int mode, int board_id) +{ + char **fw = sms_get_board(board_id)->fw; + return (fw && fw[mode]) ? fw[mode] : smsusb1_fw_lkup[mode]; +} + +static int smsusb1_load_firmware(struct usb_device *udev, int id, int board_id) { const struct firmware *fw; u8 *fw_buffer; int rc, dummy; + char *fw_filename; if (id < DEVICE_MODE_DVBT || id > DEVICE_MODE_DVBT_BDA) { sms_err("invalid firmware id specified %d", id); return -EINVAL; } - rc = request_firmware(&fw, smsusb1_fw_lkup[id], &udev->dev); + fw_filename = sms_get_fw_name(id, board_id); + + rc = request_firmware(&fw, fw_filename, &udev->dev); if (rc < 0) { - sms_err("failed to open \"%s\" mode %d", - smsusb1_fw_lkup[id], id); - return rc; + sms_warn("failed to open \"%s\" mode %d, " + "trying again with default firmware", fw_filename, id); + + fw_filename = smsusb1_fw_lkup[id]; + rc = request_firmware(&fw, fw_filename, &udev->dev); + if (rc < 0) { + sms_warn("failed to open \"%s\" mode %d", + fw_filename, id); + + return rc; + } } fw_buffer = kmalloc(fw->size, GFP_KERNEL); @@ -216,7 +233,7 @@ static int smsusb1_load_firmware(struct usb_device *udev, int id) sms_err("failed to allocate firmware buffer"); rc = -ENOMEM; } - sms_info("read FW %s, size=%zd", smsusb1_fw_lkup[id], fw->size); + sms_info("read FW %s, size=%zd", fw_filename, fw->size); release_firmware(fw); @@ -401,7 +418,8 @@ static int smsusb_probe(struct usb_interface *intf, udev->bus->busnum, udev->devpath); sms_info("stellar device was found."); return smsusb1_load_firmware( - udev, smscore_registry_getmode(devpath)); + udev, smscore_registry_getmode(devpath), + id->driver_info); } rc = smsusb_init_device(intf, id->driver_info); |