[ALSA] emu10k1: Add Audio capture support for Audigy 2 ZS Notebook.

Implement functionallity in order to fixe ALSA bug#2058.

Signed-off-by: James Courtier-Dutton <James@superbug.co.uk>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

1 files changed, 3 insertions, 0 deletions

diff --git a/include/sound/emu10k1.h b/include/sound/emu10k1.h
index 8b28304f2c42..32ce4bd31b46 100644
--- a/include/sound/emu10k1.h
+++ b/include/sound/emu10k1.h
@@ -1427,6 +1427,8 @@ struct snd_emu10k1 {
         spinlock_t memblk_lock;
 
         unsigned int spdif_bits[3];             /* s/pdif out setup */
+        unsigned int i2c_capture_source;
+        u8 i2c_capture_volume[4][2];
 
         struct snd_emu10k1_fx8010 fx8010;               /* FX8010 info */
         int gpr_base;
@@ -1532,6 +1534,7 @@ void snd_emu10k1_ptr_write(struct snd_emu10k1 *emu, unsigned int reg, unsigned i
 unsigned int snd_emu10k1_ptr20_read(struct snd_emu10k1 * emu, unsigned int reg, unsigned int chn);
 void snd_emu10k1_ptr20_write(struct snd_emu10k1 *emu, unsigned int reg, unsigned int chn, unsigned int data);
 int snd_emu10k1_spi_write(struct snd_emu10k1 * emu, unsigned int data);
+int snd_emu10k1_i2c_write(struct snd_emu10k1 *emu, u32 reg, u32 value);
 int snd_emu1010_fpga_write(struct snd_emu10k1 * emu, int reg, int value);
 int snd_emu1010_fpga_read(struct snd_emu10k1 * emu, int reg, int *value);
 int snd_emu1010_fpga_link_dst_src_write(struct snd_emu10k1 * emu, int dst, int src);