From: Olivier Grenie <olivier.grenie@xxxxxxxxxx>
Commit 173a64cb3fcf broke support for some dib807x versions.
Fix it by providing backward compatibility with the older versions.
[mkrufky@xxxxxxxxxxx: conflict handling and CodingStyle fixes]
Signed-off-by: Olivier Grenie <olivier.grenie@xxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Mauro Carvalho Chehab <m.chehab@xxxxxxxxxxx>
---
drivers/media/dvb-frontends/dib8000.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/media/dvb-frontends/dib8000.c b/drivers/media/dvb-frontends/dib8000.c
index 6dbbee453ee1..1e03961135ac 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;
--
1.8.3.1
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