ALSA: emu10k1: add support for 12 kHz capture on Audigy

Fixes a tentative FIXME. Because we can.

Signed-off-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de>
Link: https://lore.kernel.org/r/20230612191325.1315854-9-oswald.buddenhagen@gmx.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/emu10k1/emupcm.c b/sound/pci/emu10k1/emupcm.c
index 3ef9130..387288d 100644 (file)
--- a/sound/pci/emu10k1/emupcm.c
+++ b/sound/pci/emu10k1/emupcm.c
@@ -177,12 +177,22 @@ static unsigned int snd_emu10k1_capture_rate_reg(unsigned int rate)
        }
 }
 
+static const unsigned int audigy_capture_rates[9] = {
+       8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000
+};
+
+static const struct snd_pcm_hw_constraint_list hw_constraints_audigy_capture_rates = {
+       .count = 9,
+       .list = audigy_capture_rates,
+       .mask = 0
+};
+
 static unsigned int snd_emu10k1_audigy_capture_rate_reg(unsigned int rate)
 {
        switch (rate) {
        case 8000:      return A_ADCCR_SAMPLERATE_8;
        case 11025:     return A_ADCCR_SAMPLERATE_11;
-       case 12000:     return A_ADCCR_SAMPLERATE_12; /* really supported? */
+       case 12000:     return A_ADCCR_SAMPLERATE_12;
        case 16000:     return ADCCR_SAMPLERATE_16;
        case 22050:     return ADCCR_SAMPLERATE_22;
        case 24000:     return ADCCR_SAMPLERATE_24;
@@ -209,7 +219,8 @@ static void snd_emu10k1_constrain_capture_rates(struct snd_emu10k1 *emu,
                return;
        }
        snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
-                                  &hw_constraints_capture_rates);
+                                  emu->audigy ? &hw_constraints_audigy_capture_rates :
+                                                &hw_constraints_capture_rates);
 }
 
 static void snd_emu1010_constrain_efx_rate(struct snd_emu10k1 *emu,