Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 1c9f11ed authored by Ondrej Zary's avatar Ondrej Zary Committed by Mauro Carvalho Chehab
Browse files

[media] radio-aztech: Implement signal strength detection and fix stereo detection 



Current stereo detection code is wrong - it reads TUNED bit instead of STEREO bit.
Fix that and implement signal strength detection too.
Also remove useless s_stereo functionn.

Signed-off-by: default avatarOndrej Zary <linux@rainbow-software.org>
Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <m.chehab@samsung.com>
parent eb27fafe

drivers/media/radio/radio-aztech.c

+4 −9
Original line number Diff line number Diff line
@@ -94,21 +94,16 @@ static int aztech_s_frequency(struct radio_isa_card *isa, u32 freq) 
	return 0;

}



/* thanks to Michael Dwyer for giving me a dose of clues in

 * the signal strength department..

 *

 * This card has a stereo bit - bit 0 set = mono, not set = stereo

 */

static u32 aztech_g_rxsubchans(struct radio_isa_card *isa)

{

	if (inb(isa->io) & 1)

	if (inb(isa->io) & AZTECH_BIT_MONO)

		return V4L2_TUNER_SUB_MONO;

	return V4L2_TUNER_SUB_STEREO;

}



static int aztech_s_stereo(struct radio_isa_card *isa, bool stereo)

static u32 aztech_g_signal(struct radio_isa_card *isa)

{

	return aztech_s_frequency(isa, isa->freq);

	return (inb(isa->io) & AZTECH_BIT_NOT_TUNED) ? 0 : 0xffff;

}



static int aztech_s_mute_volume(struct radio_isa_card *isa, bool mute, int vol)
@@ -126,8 +121,8 @@ static const struct radio_isa_ops aztech_ops = { 
	.alloc = aztech_alloc,

	.s_mute_volume = aztech_s_mute_volume,

	.s_frequency = aztech_s_frequency,

	.s_stereo = aztech_s_stereo,

	.g_rxsubchans = aztech_g_rxsubchans,

	.g_signal = aztech_g_signal,

};



static const int aztech_ioports[] = { 0x350, 0x358 };