V4L/DVB (9462): Allow specifying clock per device
Optimizations galore: Blistering barnacles! The KNC1 and friends
like 90 Mhz clock much better rather than running at a higher
throttle, for almost similar hardware. he exact cause unknown,
possibly due to a lower voltage applied for the demod power supply.
Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/frontends/stb0899_drv.c b/drivers/media/dvb/frontends/stb0899_drv.c
index deeec34..38d9fa9 100644
--- a/drivers/media/dvb/frontends/stb0899_drv.c
+++ b/drivers/media/dvb/frontends/stb0899_drv.c
@@ -1534,6 +1534,7 @@
struct stb0899_state *state = fe->demodulator_priv;
struct stb0899_params *i_params = &state->params;
struct stb0899_internal *internal = &state->internal;
+ struct stb0899_config *config = state->config;
u32 SearchRange, gain;
@@ -1575,9 +1576,9 @@
}
if (i_params->srate <= 5000000)
- stb0899_set_mclk(state, 76500000);
+ stb0899_set_mclk(state, config->lo_clk);
else
- stb0899_set_mclk(state, 99000000);
+ stb0899_set_mclk(state, config->hi_clk);
switch (state->delsys) {
case DVBFE_DELSYS_DVBS: