Decrease firmware loading time. Before it is ~4000 i2c calls,
now it is ~256 i2c calls to load ds3000 firmware.
Signed-off-by: Igor M. Liplianin <liplianin@xxxxx>
---
drivers/media/dvb/frontends/ds3000.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/media/dvb/frontends/ds3000.c b/drivers/media/dvb/frontends/ds3000.c
index b20005c..02ba759 100644
--- a/drivers/media/dvb/frontends/ds3000.c
+++ b/drivers/media/dvb/frontends/ds3000.c
@@ -305,7 +305,7 @@ static int ds3000_writeFW(struct ds3000_state *state, int reg,
struct i2c_msg msg;
u8 *buf;
- buf = kmalloc(3, GFP_KERNEL);
+ buf = kmalloc(33, GFP_KERNEL);
if (buf == NULL) {
printk(KERN_ERR "Unable to kmalloc\n");
ret = -ENOMEM;
@@ -317,10 +317,10 @@ static int ds3000_writeFW(struct ds3000_state *state, int reg,
msg.addr = state->config->demod_address;
msg.flags = 0;
msg.buf = buf;
- msg.len = 3;
+ msg.len = 33;
- for (i = 0; i < len; i += 2) {
- memcpy(buf + 1, data + i, 2);
+ for (i = 0; i < len; i += 32) {
+ memcpy(buf + 1, data + i, 32);
dprintk("%s: write reg 0x%02x, len = %d\n", __func__, reg, len);
--
1.7.1
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