diff options
| author | Michael Krufky <mkrufky@linuxtv.org> | 2007-03-03 10:10:43 -0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-03-03 10:14:36 -0200 |
| commit | af70dbd3346999570db73b3bc3d4f7b7c004f2ea (patch) | |
| tree | 46e53cf5ad43ffc9815a98ece2fb64e447356a00 /drivers | |
| parent | 48dc30a148b837bcfff0902011633a94789a64fa (diff) | |
V4L/DVB (5260): Cx88-blackbird: allow usage of both 376836 and 262144 sized firmware images
This updates the cx88-blackbird driver to be able to use the new cx23416
firmware image released by Hauppauge Computer Works, while retaining
compatibility with the older firmware images.
cx2341x firmware can be downloaded at: http://dl.ivtvdriver.org/ivtv/firmware/
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/video/cx88/cx88-blackbird.c | 14 | ||||
| -rw-r--r-- | drivers/media/video/cx88/cx88.h | 1 |
2 files changed, 10 insertions, 5 deletions
diff --git a/drivers/media/video/cx88/cx88-blackbird.c b/drivers/media/video/cx88/cx88-blackbird.c index a1be1e279df..b0466b88f52 100644 --- a/drivers/media/video/cx88/cx88-blackbird.c +++ b/drivers/media/video/cx88/cx88-blackbird.c @@ -56,7 +56,8 @@ MODULE_PARM_DESC(debug,"enable debug messages [blackbird]"); /* ------------------------------------------------------------------ */ -#define BLACKBIRD_FIRM_IMAGE_SIZE 256*1024 +#define OLD_BLACKBIRD_FIRM_IMAGE_SIZE 262144 +#define BLACKBIRD_FIRM_IMAGE_SIZE 376836 /* defines below are from ivtv-driver.h */ @@ -404,7 +405,7 @@ static int blackbird_find_mailbox(struct cx8802_dev *dev) u32 value; int i; - for (i = 0; i < BLACKBIRD_FIRM_IMAGE_SIZE; i++) { + for (i = 0; i < dev->fw_size; i++) { memory_read(dev->core, i, &value); if (value == signature[signaturecnt]) signaturecnt++; @@ -452,12 +453,15 @@ static int blackbird_load_firmware(struct cx8802_dev *dev) return -1; } - if (firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) { - dprintk(0, "ERROR: Firmware size mismatch (have %zd, expected %d)\n", - firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE); + if ((firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) && + (firmware->size != OLD_BLACKBIRD_FIRM_IMAGE_SIZE)) { + dprintk(0, "ERROR: Firmware size mismatch (have %zd, expected %d or %d)\n", + firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE, + OLD_BLACKBIRD_FIRM_IMAGE_SIZE); release_firmware(firmware); return -1; } + dev->fw_size = firmware->size; if (0 != memcmp(firmware->data, magic, 8)) { dprintk(0, "ERROR: Firmware magic mismatch, wrong file?\n"); diff --git a/drivers/media/video/cx88/cx88.h b/drivers/media/video/cx88/cx88.h index d2ecfba9bb4..a4f7befda5b 100644 --- a/drivers/media/video/cx88/cx88.h +++ b/drivers/media/video/cx88/cx88.h @@ -463,6 +463,7 @@ struct cx8802_dev { u32 mailbox; int width; int height; + int fw_size; #if defined(CONFIG_VIDEO_BUF_DVB) || defined(CONFIG_VIDEO_BUF_DVB_MODULE) /* for dvb only */ |