litmus-rt.git - The LITMUS^RT kernel.

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author	Pavel Hofman <dustin@seznam.cz>	2007-05-19 11:21:04 -0400
committer	Jaroslav Kysela <perex@suse.cz>	2007-07-20 05:11:18 -0400
commit	ea7cfcdfe6439cd98816da9d339a6bc9032d2084 (patch)
tree	0192cef9e2210f8aaae739c3471c174a8899f8cc /sound/pci/ice1712/revo.c
parent	959047431a9e65f6ae25705e77a8e460a1aa04c0 (diff)

[ALSA] ice1724 - Add PCM Playback Switch to Revo 7.1

This patch adds the support of mute for front channels of M-Audio Revolution 7.1 (the DAC AK4381 features a mute bit). Signed-off-by: Pavel Hofman <dustin@seznam.cz> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@suse.cz>

Diffstat (limited to 'sound/pci/ice1712/revo.c')

-rw-r--r--

sound/pci/ice1712/revo.c

1 files changed, 6 insertions, 1 deletions

 #define AK_DAC(xname,xch) { .name = xname, .num_channels = xch }
 static const struct snd_akm4xxx_dac_channel revo71_front[] = {
-        AK_DAC("PCM Playback Volume", 2)
+        {
+                .name = "PCM Playback Volume",
+                .num_channels = 2,
+                /* front channels DAC supports muting */
+                .switch_name = "PCM Playback Switch",
+        },
 };
 static const struct snd_akm4xxx_dac_channel revo71_surround[] = {

#ifndef __LINUX_IF_PACKET_H #define __LINUX_IF_PACKET_H #include <linux/types.h> struct sockaddr_pkt { unsigned short spkt_family; unsigned char spkt_device[14]; __be16 spkt_protocol; }; struct sockaddr_ll { unsigned short sll_family; __be16 sll_protocol; int sll_ifindex; unsigned short sll_hatype; unsigned char sll_pkttype; unsigned char sll_halen; unsigned char sll_addr[8]; }; /* Packet types */ #define PACKET_HOST 0 /* To us */ #define PACKET_BROADCAST 1 /* To all */ #define PACKET_MULTICAST 2 /* To group */ #define PACKET_OTHERHOST 3 /* To someone else */ #define PACKET_OUTGOING 4 /* Outgoing of any type */ /* These ones are invisible by user level */ #define PACKET_LOOPBACK 5 /* MC/BRD frame looped back */ #define PACKET_FASTROUTE 6 /* Fastrouted frame */ /* Packet socket options */ #define PACKET_ADD_MEMBERSHIP 1 #define PACKET_DROP_MEMBERSHIP 2 #define PACKET_RECV_OUTPUT 3 /* Value 4 is still used by obsolete turbo-packet. */ #define PACKET_RX_RING 5 #define PACKET_STATISTICS 6 #define PACKET_COPY_THRESH 7 #define PACKET_AUXDATA 8 #define PACKET_ORIGDEV 9 struct tpacket_stats { unsigned int tp_packets; unsigned int tp_drops; }; struct tpacket_auxdata { __u32 tp_status; __u32 tp_len; __u32 tp_snaplen; __u16 tp_mac; __u16 tp_net; }; struct tpacket_hdr { unsigned long tp_status; #define TP_STATUS_KERNEL 0 #define TP_STATUS_USER 1 #define TP_STATUS_COPY 2 #define TP_STATUS_LOSING 4 #define TP_STATUS_CSUMNOTREADY 8 unsigned int tp_len; unsigned int tp_snaplen; unsigned short tp_mac; unsigned short tp_net; unsigned int tp_sec; unsigned int tp_usec; }; #define TPACKET_ALIGNMENT 16 #define TPACKET_ALIGN(x) (((x)+TPACKET_ALIGNMENT-1)&~(TPACKET_ALIGNMENT-1)) #define TPACKET_HDRLEN (TPACKET_ALIGN(sizeof(struct tpacket_hdr)) + sizeof(struct sockaddr_ll)) /* Frame structure: - Start. Frame must be aligned to TPACKET_ALIGNMENT=16 - struct tpacket_hdr - pad to TPACKET_ALIGNMENT=16 - struct sockaddr_ll - Gap, chosen so that packet data (Start+tp_net) alignes to TPACKET_ALIGNMENT=16 - Start+tp_mac: [ Optional MAC header ] - Start+tp_net: Packet data, aligned to TPACKET_ALIGNMENT=16. - Pad to align to TPACKET_ALIGNMENT=16 */ struct tpacket_req { unsigned int tp_block_size; /* Minimal size of contiguous block */ unsigned int tp_block_nr; /* Number of blocks */ unsigned int tp_frame_size; /* Size of frame */ unsigned int tp_frame_nr; /* Total number of frames */ }; struct packet_mreq { int mr_ifindex; unsigned short mr_type; unsigned short mr_alen; unsigned char mr_address[8]; }; #define PACKET_MR_MULTICAST 0 #define PACKET_MR_PROMISC 1 #define PACKET_MR_ALLMULTI 2 #endif


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