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author | David S. Miller <davem@davemloft.net> | 2008-07-18 02:39:39 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2008-07-18 02:39:39 -0700 |
commit | 49997d75152b3d23c53b0fa730599f2f74c92c65 (patch) | |
tree | 46e93126170d02cfec9505172e545732c1b69656 /drivers/media/video/cx25840/cx25840-firmware.c | |
parent | a0c80b80e0fb48129e4e9d6a9ede914f9ff1850d (diff) | |
parent | 5b664cb235e97afbf34db9c4d77f08ebd725335e (diff) | |
download | op-kernel-dev-49997d75152b3d23c53b0fa730599f2f74c92c65.zip op-kernel-dev-49997d75152b3d23c53b0fa730599f2f74c92c65.tar.gz |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
Documentation/powerpc/booting-without-of.txt
drivers/atm/Makefile
drivers/net/fs_enet/fs_enet-main.c
drivers/pci/pci-acpi.c
net/8021q/vlan.c
net/iucv/iucv.c
Diffstat (limited to 'drivers/media/video/cx25840/cx25840-firmware.c')
-rw-r--r-- | drivers/media/video/cx25840/cx25840-firmware.c | 27 |
1 files changed, 11 insertions, 16 deletions
diff --git a/drivers/media/video/cx25840/cx25840-firmware.c b/drivers/media/video/cx25840/cx25840-firmware.c index 620d295..8d489a4 100644 --- a/drivers/media/video/cx25840/cx25840-firmware.c +++ b/drivers/media/video/cx25840/cx25840-firmware.c @@ -79,7 +79,7 @@ static int check_fw_load(struct i2c_client *client, int size) return 0; } -static int fw_write(struct i2c_client *client, u8 *data, int size) +static int fw_write(struct i2c_client *client, const u8 *data, int size) { if (i2c_master_send(client, data, size) < size) { v4l_err(client, "firmware load i2c failure\n"); @@ -93,7 +93,8 @@ int cx25840_loadfw(struct i2c_client *client) { struct cx25840_state *state = i2c_get_clientdata(client); const struct firmware *fw = NULL; - u8 buffer[4], *ptr; + u8 buffer[FWSEND]; + const u8 *ptr; int size, retval; if (state->is_cx23885) @@ -108,29 +109,23 @@ int cx25840_loadfw(struct i2c_client *client) buffer[0] = 0x08; buffer[1] = 0x02; - buffer[2] = fw->data[0]; - buffer[3] = fw->data[1]; - retval = fw_write(client, buffer, 4); - if (retval < 0) { - release_firmware(fw); - return retval; - } - - size = fw->size - 2; + size = fw->size; ptr = fw->data; while (size > 0) { - ptr[0] = 0x08; - ptr[1] = 0x02; - retval = fw_write(client, ptr, min(FWSEND, size + 2)); + int len = min(FWSEND - 2, size); + + memcpy(buffer + 2, ptr, len); + + retval = fw_write(client, buffer, len + 2); if (retval < 0) { release_firmware(fw); return retval; } - size -= FWSEND - 2; - ptr += FWSEND - 2; + size -= len; + ptr += len; } end_fw_load(client); |