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| author | Olivier Grenie <olivier.grenie@parrot.com> | 2013-12-12 12:26:22 (GMT) |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2013-12-19 10:17:23 (GMT) |
| commit | d67350f8c4e67f5eba627e1fd111f16257ca9c95 (patch) | |
| tree | b1737f5d0600bb99b676b7c3dea278b9aab1b678 | |
| parent | 303b0a96f02c35ba5dfb460dd17c7f70b9da4003 (diff) | |
| download | linux-d67350f8c4e67f5eba627e1fd111f16257ca9c95.tar.xz | |
[media] dib8000: fix regression with dib807x
Commit 173a64cb3fcf broke support for some dib807x versions.
Fix it by providing backward compatibility with the older versions.
[mkrufky@linuxtv.org: conflict handling and CodingStyle fixes]
Signed-off-by: Olivier Grenie <olivier.grenie@parrot.com>
Acked-by: Patrick Boettcher <pboettcher@kernellabs.com>
Cc: stable@vger.kernel.org
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| -rw-r--r-- | drivers/media/dvb-frontends/dib8000.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/media/dvb-frontends/dib8000.c b/drivers/media/dvb-frontends/dib8000.c index 6dbbee4..1e03961 100644 --- a/drivers/media/dvb-frontends/dib8000.c +++ b/drivers/media/dvb-frontends/dib8000.c @@ -2445,7 +2445,8 @@ static int dib8000_autosearch_start(struct dvb_frontend *fe) if (state->revision == 0x8090) internal = dib8000_read32(state, 23) / 1000; - if (state->autosearch_state == AS_SEARCHING_FFT) { + if ((state->revision >= 0x8002) && + (state->autosearch_state == AS_SEARCHING_FFT)) { dib8000_write_word(state, 37, 0x0065); /* P_ctrl_pha_off_max default values */ dib8000_write_word(state, 116, 0x0000); /* P_ana_gain to 0 */ @@ -2481,7 +2482,8 @@ static int dib8000_autosearch_start(struct dvb_frontend *fe) dib8000_write_word(state, 770, (dib8000_read_word(state, 770) & 0xdfff) | (1 << 13)); /* P_restart_ccg = 1 */ dib8000_write_word(state, 770, (dib8000_read_word(state, 770) & 0xdfff) | (0 << 13)); /* P_restart_ccg = 0 */ dib8000_write_word(state, 0, (dib8000_read_word(state, 0) & 0x7ff) | (0 << 15) | (1 << 13)); /* P_restart_search = 0; */ - } else if (state->autosearch_state == AS_SEARCHING_GUARD) { + } else if ((state->revision >= 0x8002) && + (state->autosearch_state == AS_SEARCHING_GUARD)) { c->transmission_mode = TRANSMISSION_MODE_8K; c->guard_interval = GUARD_INTERVAL_1_8; c->inversion = 0; @@ -2583,7 +2585,8 @@ static int dib8000_autosearch_irq(struct dvb_frontend *fe) struct dib8000_state *state = fe->demodulator_priv; u16 irq_pending = dib8000_read_word(state, 1284); - if (state->autosearch_state == AS_SEARCHING_FFT) { + if ((state->revision >= 0x8002) && + (state->autosearch_state == AS_SEARCHING_FFT)) { if (irq_pending & 0x1) { dprintk("dib8000_autosearch_irq: max correlation result available"); return 3; |