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author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-15 12:49:56 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-15 12:49:56 -0800 |
commit | 122804ecb59493fbb4d31b3ba9ac59faaf45276f (patch) | |
tree | cff4d8a158c412e4a8d3abc8d91bb0eb52b01c9a /drivers/media/dvb/frontends/cxd2820r_t.c | |
parent | 16008d641670571ff4cd750b416c7caf2d89f467 (diff) | |
parent | 126400033940afb658123517a2e80eb68259fbd7 (diff) | |
download | blackbird-op-linux-122804ecb59493fbb4d31b3ba9ac59faaf45276f.tar.gz blackbird-op-linux-122804ecb59493fbb4d31b3ba9ac59faaf45276f.zip |
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (655 commits)
[media] revert patch: HDIC HD29L2 DMB-TH USB2.0 reference design driver
mb86a20s: Add a few more register settings at the init seq
mb86a20s: Group registers into the same line
[media] [PATCH] don't reset the delivery system on DTV_CLEAR
[media] [BUG] it913x-fe fix typo error making SNR levels unstable
[media] cx23885: Query the CX25840 during enum_input for status
[media] cx25840: Add support for g_input_status
[media] rc-videomate-m1f.c Rename to match remote controler name
[media] drivers: media: au0828: Fix dependency for VIDEO_AU0828
[media] convert drivers/media/* to use module_platform_driver()
[media] drivers: video: cx231xx: Fix dependency for VIDEO_CX231XX_DVB
[media] Exynos4 JPEG codec v4l2 driver
[media] doc: v4l: selection: choose pixels as units for selection rectangles
[media] v4l: s5p-tv: mixer: fix setup of VP scaling
[media] v4l: s5p-tv: mixer: add support for selection API
[media] v4l: emulate old crop API using extended crop/compose API
[media] doc: v4l: add documentation for selection API
[media] doc: v4l: add binary images for selection API
[media] v4l: add support for selection api
[media] hd29l2: fix review findings
...
Diffstat (limited to 'drivers/media/dvb/frontends/cxd2820r_t.c')
-rw-r--r-- | drivers/media/dvb/frontends/cxd2820r_t.c | 63 |
1 files changed, 34 insertions, 29 deletions
diff --git a/drivers/media/dvb/frontends/cxd2820r_t.c b/drivers/media/dvb/frontends/cxd2820r_t.c index a04f9c810101..1a026239cdcc 100644 --- a/drivers/media/dvb/frontends/cxd2820r_t.c +++ b/drivers/media/dvb/frontends/cxd2820r_t.c @@ -21,13 +21,12 @@ #include "cxd2820r_priv.h" -int cxd2820r_set_frontend_t(struct dvb_frontend *fe, - struct dvb_frontend_parameters *p) +int cxd2820r_set_frontend_t(struct dvb_frontend *fe) { struct cxd2820r_priv *priv = fe->demodulator_priv; struct dtv_frontend_properties *c = &fe->dtv_property_cache; - int ret, i; - u32 if_khz, if_ctl; + int ret, i, bw_i; + u32 if_freq, if_ctl; u64 num; u8 buf[3], bw_param; u8 bw_params1[][5] = { @@ -57,6 +56,23 @@ int cxd2820r_set_frontend_t(struct dvb_frontend *fe, dbg("%s: RF=%d BW=%d", __func__, c->frequency, c->bandwidth_hz); + switch (c->bandwidth_hz) { + case 6000000: + bw_i = 0; + bw_param = 2; + break; + case 7000000: + bw_i = 1; + bw_param = 1; + break; + case 8000000: + bw_i = 2; + bw_param = 0; + break; + default: + return -EINVAL; + } + /* update GPIOs */ ret = cxd2820r_gpio(fe); if (ret) @@ -64,7 +80,7 @@ int cxd2820r_set_frontend_t(struct dvb_frontend *fe, /* program tuner */ if (fe->ops.tuner_ops.set_params) - fe->ops.tuner_ops.set_params(fe, p); + fe->ops.tuner_ops.set_params(fe); if (priv->delivery_system != SYS_DVBT) { for (i = 0; i < ARRAY_SIZE(tab); i++) { @@ -78,27 +94,17 @@ int cxd2820r_set_frontend_t(struct dvb_frontend *fe, priv->delivery_system = SYS_DVBT; priv->ber_running = 0; /* tune stops BER counter */ - switch (c->bandwidth_hz) { - case 6000000: - if_khz = priv->cfg.if_dvbt_6; - i = 0; - bw_param = 2; - break; - case 7000000: - if_khz = priv->cfg.if_dvbt_7; - i = 1; - bw_param = 1; - break; - case 8000000: - if_khz = priv->cfg.if_dvbt_8; - i = 2; - bw_param = 0; - break; - default: - return -EINVAL; - } + /* program IF frequency */ + if (fe->ops.tuner_ops.get_if_frequency) { + ret = fe->ops.tuner_ops.get_if_frequency(fe, &if_freq); + if (ret) + goto error; + } else + if_freq = 0; + + dbg("%s: if_freq=%d", __func__, if_freq); - num = if_khz; + num = if_freq / 1000; /* Hz => kHz */ num *= 0x1000000; if_ctl = cxd2820r_div_u64_round_closest(num, 41000); buf[0] = ((if_ctl >> 16) & 0xff); @@ -109,7 +115,7 @@ int cxd2820r_set_frontend_t(struct dvb_frontend *fe, if (ret) goto error; - ret = cxd2820r_wr_regs(priv, 0x0009f, bw_params1[i], 5); + ret = cxd2820r_wr_regs(priv, 0x0009f, bw_params1[bw_i], 5); if (ret) goto error; @@ -117,7 +123,7 @@ int cxd2820r_set_frontend_t(struct dvb_frontend *fe, if (ret) goto error; - ret = cxd2820r_wr_regs(priv, 0x000d9, bw_params2[i], 2); + ret = cxd2820r_wr_regs(priv, 0x000d9, bw_params2[bw_i], 2); if (ret) goto error; @@ -135,8 +141,7 @@ error: return ret; } -int cxd2820r_get_frontend_t(struct dvb_frontend *fe, - struct dvb_frontend_parameters *p) +int cxd2820r_get_frontend_t(struct dvb_frontend *fe) { struct cxd2820r_priv *priv = fe->demodulator_priv; struct dtv_frontend_properties *c = &fe->dtv_property_cache; |