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authorRobert Schlabbach <robert_s@gmx.net>2022-01-06 23:51:39 +0100
committerMauro Carvalho Chehab <mchehab@kernel.org>2022-01-10 15:56:25 +0100
commit9658105d0e5b1437db161b4227721065d44585b9 (patch)
tree372a06fa28ce1bfa0c1bbb743f7db32b46e24c82 /drivers/media/tuners
parent95c4cd1d19e3e1d4894457a6f015e3a045bc9b06 (diff)
media: si2157: fix bandwidth stored in dev
Make digital tuning store the bandwidth in Hz in the private dev struct, rather than the hardware-specific bandwidth property code, so that the get_bandwidth() function returns the bandwidth in Hz, just as it already does when using analog tuning. Link: https://lore.kernel.org/linux-media/trinity-931c0e68-88af-46cc-91a1-986754798a4f-1641509499366@3c-app-gmx-bap68 Reported-by: Robert Schlabbach <robert_s@gmx.net> Signed-off-by: Robert Schlabbach <robert_s@gmx.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers/media/tuners')
-rw-r--r--drivers/media/tuners/si2157.c31
1 files changed, 19 insertions, 12 deletions
diff --git a/drivers/media/tuners/si2157.c b/drivers/media/tuners/si2157.c
index 76dc10dd2518..b1e00b635dbf 100644
--- a/drivers/media/tuners/si2157.c
+++ b/drivers/media/tuners/si2157.c
@@ -446,7 +446,8 @@ static int si2157_set_params(struct dvb_frontend *fe)
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret;
struct si2157_cmd cmd;
- u8 bandwidth, delivery_system;
+ u8 bw, delivery_system;
+ u32 bandwidth;
u32 if_frequency = 5000000;
dev_dbg(&client->dev,
@@ -458,16 +459,22 @@ static int si2157_set_params(struct dvb_frontend *fe)
goto err;
}
- if (SUPPORTS_1700KHz(dev) && c->bandwidth_hz <= 1700000)
- bandwidth = 9;
- else if (c->bandwidth_hz <= 6000000)
- bandwidth = 6;
- else if (SUPPORTS_1700KHz(dev) && c->bandwidth_hz <= 6100000)
- bandwidth = 10;
- else if (c->bandwidth_hz <= 7000000)
- bandwidth = 7;
- else
- bandwidth = 8;
+ if (SUPPORTS_1700KHz(dev) && c->bandwidth_hz <= 1700000) {
+ bandwidth = 1700000;
+ bw = 9;
+ } else if (c->bandwidth_hz <= 6000000) {
+ bandwidth = 6000000;
+ bw = 6;
+ } else if (SUPPORTS_1700KHz(dev) && c->bandwidth_hz <= 6100000) {
+ bandwidth = 6100000;
+ bw = 10;
+ } else if (c->bandwidth_hz <= 7000000) {
+ bandwidth = 7000000;
+ bw = 7;
+ } else {
+ bandwidth = 8000000;
+ bw = 8;
+ }
switch (c->delivery_system) {
case SYS_ATSC:
@@ -497,7 +504,7 @@ static int si2157_set_params(struct dvb_frontend *fe)
}
memcpy(cmd.args, "\x14\x00\x03\x07\x00\x00", 6);
- cmd.args[4] = delivery_system | bandwidth;
+ cmd.args[4] = delivery_system | bw;
if (dev->inversion)
cmd.args[5] = 0x01;
cmd.wlen = 6;