From f46dbb050b5c7585c34b9ef717d81d6fee883f9b Mon Sep 17 00:00:00 2001 From: Patrick Boettcher Date: Thu, 7 Jul 2005 17:57:44 -0700 Subject: [PATCH] [PATCH] dvb: frontend: cx22702: support for cxusb Add .get_tune_settings callback (min_delay_ms = 1sec) and output_mode-field (parallel/serial) to support cxusb; minor cleanups. Signed-off-by: Patrick Boettcher Signed-off-by: Johannes Stezenbach Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/media/dvb/frontends/cx22702.c | 29 ++++++++++++++++++--------- drivers/media/dvb/frontends/cx22702.h | 5 +++++ 2 files changed, 25 insertions(+), 9 deletions(-) diff --git a/drivers/media/dvb/frontends/cx22702.c b/drivers/media/dvb/frontends/cx22702.c index f4aa44136c7c..9f639297a9f2 100644 --- a/drivers/media/dvb/frontends/cx22702.c +++ b/drivers/media/dvb/frontends/cx22702.c @@ -76,7 +76,6 @@ static u8 init_tab [] = { 0x49, 0x56, 0x6b, 0x1e, 0xc8, 0x02, - 0xf8, 0x02, 0xf9, 0x00, 0xfa, 0x00, 0xfb, 0x00, @@ -203,7 +202,7 @@ static int cx22702_set_tps (struct dvb_frontend* fe, struct dvb_frontend_paramet struct cx22702_state* state = fe->demodulator_priv; /* set PLL */ - cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) &0xfe); + cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) &0xfe); if (state->config->pll_set) { state->config->pll_set(fe, p); } else if (state->config->pll_desc) { @@ -217,7 +216,7 @@ static int cx22702_set_tps (struct dvb_frontend* fe, struct dvb_frontend_paramet } else { BUG(); } - cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) | 1); + cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) | 1); /* set inversion */ cx22702_set_inversion (state, p->inversion); @@ -256,7 +255,7 @@ static int cx22702_set_tps (struct dvb_frontend* fe, struct dvb_frontend_paramet cx22702_writereg(state, 0x0B, cx22702_readreg(state, 0x0B) & 0xfc ); cx22702_writereg(state, 0x0C, (cx22702_readreg(state, 0x0C) & 0xBF) | 0x40 ); cx22702_writereg(state, 0x00, 0x01); /* Begin aquisition */ - printk("%s: Autodetecting\n",__FUNCTION__); + dprintk("%s: Autodetecting\n",__FUNCTION__); return 0; } @@ -347,10 +346,11 @@ static int cx22702_init (struct dvb_frontend* fe) for (i=0; iconfig->output_mode << 1) & 0x02); /* init PLL */ if (state->config->pll_init) { - cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) &0xfe); + cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) & 0xfe); state->config->pll_init(fe); cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) | 1); } @@ -440,8 +440,10 @@ static int cx22702_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks) /* RS Uncorrectable Packet Count then reset */ _ucblocks = cx22702_readreg (state, 0xE3); - if (state->prevUCBlocks < _ucblocks) *ucblocks = (_ucblocks - state->prevUCBlocks); - else *ucblocks = state->prevUCBlocks - _ucblocks; + if (state->prevUCBlocks < _ucblocks) + *ucblocks = (_ucblocks - state->prevUCBlocks); + else + *ucblocks = state->prevUCBlocks - _ucblocks; state->prevUCBlocks = _ucblocks; return 0; @@ -457,6 +459,12 @@ static int cx22702_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_par return cx22702_get_tps (state, &p->u.ofdm); } +static int cx22702_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend_tune_settings *tune) +{ + tune->min_delay_ms = 1000; + return 0; +} + static void cx22702_release(struct dvb_frontend* fe) { struct cx22702_state* state = fe->demodulator_priv; @@ -472,7 +480,8 @@ struct dvb_frontend* cx22702_attach(const struct cx22702_config* config, /* allocate memory for the internal state */ state = kmalloc(sizeof(struct cx22702_state), GFP_KERNEL); - if (state == NULL) goto error; + if (state == NULL) + goto error; /* setup the state */ state->config = config; @@ -481,7 +490,8 @@ struct dvb_frontend* cx22702_attach(const struct cx22702_config* config, state->prevUCBlocks = 0; /* check if the demod is there */ - if (cx22702_readreg(state, 0x1f) != 0x3) goto error; + if (cx22702_readreg(state, 0x1f) != 0x3) + goto error; /* create dvb_frontend */ state->frontend.ops = &state->ops; @@ -514,6 +524,7 @@ static struct dvb_frontend_ops cx22702_ops = { .set_frontend = cx22702_set_tps, .get_frontend = cx22702_get_frontend, + .get_tune_settings = cx22702_get_tune_settings, .read_status = cx22702_read_status, .read_ber = cx22702_read_ber, diff --git a/drivers/media/dvb/frontends/cx22702.h b/drivers/media/dvb/frontends/cx22702.h index 559fdb906669..11f86806756e 100644 --- a/drivers/media/dvb/frontends/cx22702.h +++ b/drivers/media/dvb/frontends/cx22702.h @@ -35,6 +35,11 @@ struct cx22702_config /* the demodulator's i2c address */ u8 demod_address; + /* serial/parallel output */ +#define CX22702_PARALLEL_OUTPUT 0 +#define CX22702_SERIAL_OUTPUT 1 + u8 output_mode; + /* PLL maintenance */ u8 pll_address; struct dvb_pll_desc *pll_desc; -- 2.30.2