[alsa-devel] [PATCH] hda: make a STAC_DELL_EQ option

[Takashi Iwai]

At Mon, 03 Nov 2008 08:26:39 -0500,
Matthew Ranostay wrote:
> 
> Takashi Iwai wrote:
> > At Mon, 03 Nov 2008 08:12:43 -0500,
> > Matthew Ranostay wrote:
> >> Add support for explicitly enabling the EQ distortion hack for
> >> systems without software biquad support.
> >>
> >> Signed-off-by: Matthew Ranostay <mranostay at embeddedalley.com>
> > 
> > Is it to be merged to 2.6.28, right?
> That be best if we are still in that time window.

Sure, such a trivial fix *must* go in.

> > How about the older kernels?  To be sent to stable at kernel as well?
> > 
> Yeah this would good as well. Should I forward it?

We can just 'Cc: stable at kernel.org' in the patch comment.
Then stable guys will pick it up automatically when committed to the
upstream.


thanks,

Takashi

> 
> > 
> > thanks,
> > 
> > Takashi
> > 
> >> ---
> >>
> >> diff --git a/pci/hda/patch_sigmatel.c b/pci/hda/patch_sigmatel.c
> >> index c2f900f..2c0f37f 100644
> >> --- a/pci/hda/patch_sigmatel.c
> >> +++ b/pci/hda/patch_sigmatel.c
> >> @@ -70,6 +70,7 @@ enum {
> >>  enum {
> >>  	STAC_92HD73XX_REF,
> >>  	STAC_DELL_M6,
> >> +	STAC_DELL_EQ,
> >>  	STAC_92HD73XX_MODELS
> >>  };
> >>
> >> @@ -792,9 +793,7 @@ static struct hda_verb dell_eq_core_init[] = {
> >>  };
> >>
> >>  static struct hda_verb dell_m6_core_init[] = {
> >> -	/* set master volume to max value without distortion
> >> -	 * and direct control */
> >> -	{ 0x1f, AC_VERB_SET_VOLUME_KNOB_CONTROL, 0xec},
> >> +	{ 0x1f, AC_VERB_SET_VOLUME_KNOB_CONTROL, 0xff},
> >>  	/* setup audio connections */
> >>  	{ 0x0d, AC_VERB_SET_CONNECT_SEL, 0x00},
> >>  	{ 0x0a, AC_VERB_SET_CONNECT_SEL, 0x01},
> >> @@ -1622,11 +1621,13 @@ static unsigned int dell_m6_pin_configs[13] = {
> >>  static unsigned int *stac92hd73xx_brd_tbl[STAC_92HD73XX_MODELS] = {
> >>  	[STAC_92HD73XX_REF]	= ref92hd73xx_pin_configs,
> >>  	[STAC_DELL_M6]	= dell_m6_pin_configs,
> >> +	[STAC_DELL_EQ]	= dell_m6_pin_configs,
> >>  };
> >>
> >>  static const char *stac92hd73xx_models[STAC_92HD73XX_MODELS] = {
> >>  	[STAC_92HD73XX_REF] = "ref",
> >>  	[STAC_DELL_M6] = "dell-m6",
> >> +	[STAC_DELL_EQ] = "dell-eq",
> >>  };
> >>
> >>  static struct snd_pci_quirk stac92hd73xx_cfg_tbl[] = {
> >> @@ -4274,12 +4275,17 @@ again:
> >>  			sizeof(stac92hd73xx_dmux));
> >>
> >>  	switch (spec->board_config) {
> >> -	case STAC_DELL_M6:
> >> +	case STAC_DELL_EQ:
> >>  		spec->init = dell_eq_core_init;
> >> +		/* fallthru */
> >> +	case STAC_DELL_M6:
> >>  		spec->num_smuxes = 0;
> >>  		spec->mixer = &stac92hd73xx_6ch_mixer[DELL_M6_MIXER];
> >>  		spec->amp_nids = &stac92hd73xx_amp_nids[DELL_M6_AMP];
> >>  		spec->num_amps = 1;
> >> +
> >> +		if (!spec->init)
> >> +			spec->init = dell_m6_core_init;
> >>  		switch (codec->subsystem_id) {
> >>  		case 0x1028025e: /* Analog Mics */
> >>  		case 0x1028025f:
> >> @@ -4289,8 +4295,6 @@ again:
> >>  			break;
> >>  		case 0x10280271: /* Digital Mics */
> >>  		case 0x10280272:
> >> -			spec->init = dell_m6_core_init;
> >> -			/* fall-through */
> >>  		case 0x10280254:
> >>  		case 0x10280255:
> >>  			stac92xx_set_config_reg(codec, 0x13, 0x90A60160);
> >>
> > 
>