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![Tong Zhang](/assets/img/avatar_default.png)
[ Upstream commit f57a741874
]
rme9652 wants to disable a not enabled pci device, which makes kernel
throw a warning. Make sure the device is enabled before calling disable.
[ 1.751595] snd_rme9652 0000:00:03.0: disabling already-disabled device
[ 1.751605] WARNING: CPU: 0 PID: 174 at drivers/pci/pci.c:2146 pci_disable_device+0x91/0xb0
[ 1.759968] Call Trace:
[ 1.760145] snd_rme9652_card_free+0x76/0xa0 [snd_rme9652]
[ 1.760434] release_card_device+0x4b/0x80 [snd]
[ 1.760679] device_release+0x3b/0xa0
[ 1.760874] kobject_put+0x94/0x1b0
[ 1.761059] put_device+0x13/0x20
[ 1.761235] snd_card_free+0x61/0x90 [snd]
[ 1.761454] snd_rme9652_probe+0x3be/0x700 [snd_rme9652]
Suggested-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Tong Zhang <ztong0001@gmail.com>
Link: https://lore.kernel.org/r/20210321153840.378226-4-ztong0001@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2634 lines
73 KiB
C
2634 lines
73 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* ALSA driver for RME Digi9652 audio interfaces
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*
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* Copyright (c) 1999 IEM - Winfried Ritsch
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* Copyright (c) 1999-2001 Paul Davis
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*/
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#include <linux/delay.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/pci.h>
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#include <linux/module.h>
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#include <linux/io.h>
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#include <linux/nospec.h>
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#include <sound/core.h>
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#include <sound/control.h>
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#include <sound/pcm.h>
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#include <sound/info.h>
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#include <sound/asoundef.h>
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#include <sound/initval.h>
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#include <asm/current.h>
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static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
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static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
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static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
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static bool precise_ptr[SNDRV_CARDS]; /* Enable precise pointer */
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module_param_array(index, int, NULL, 0444);
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MODULE_PARM_DESC(index, "Index value for RME Digi9652 (Hammerfall) soundcard.");
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module_param_array(id, charp, NULL, 0444);
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MODULE_PARM_DESC(id, "ID string for RME Digi9652 (Hammerfall) soundcard.");
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module_param_array(enable, bool, NULL, 0444);
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MODULE_PARM_DESC(enable, "Enable/disable specific RME96{52,36} soundcards.");
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module_param_array(precise_ptr, bool, NULL, 0444);
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MODULE_PARM_DESC(precise_ptr, "Enable precise pointer (doesn't work reliably).");
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MODULE_AUTHOR("Paul Davis <pbd@op.net>, Winfried Ritsch");
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MODULE_DESCRIPTION("RME Digi9652/Digi9636");
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MODULE_LICENSE("GPL");
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MODULE_SUPPORTED_DEVICE("{{RME,Hammerfall},"
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"{RME,Hammerfall-Light}}");
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/* The Hammerfall has two sets of 24 ADAT + 2 S/PDIF channels, one for
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capture, one for playback. Both the ADAT and S/PDIF channels appear
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to the host CPU in the same block of memory. There is no functional
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difference between them in terms of access.
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The Hammerfall Light is identical to the Hammerfall, except that it
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has 2 sets 18 channels (16 ADAT + 2 S/PDIF) for capture and playback.
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*/
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#define RME9652_NCHANNELS 26
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#define RME9636_NCHANNELS 18
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/* Preferred sync source choices - used by "sync_pref" control switch */
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#define RME9652_SYNC_FROM_SPDIF 0
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#define RME9652_SYNC_FROM_ADAT1 1
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#define RME9652_SYNC_FROM_ADAT2 2
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#define RME9652_SYNC_FROM_ADAT3 3
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/* Possible sources of S/PDIF input */
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#define RME9652_SPDIFIN_OPTICAL 0 /* optical (ADAT1) */
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#define RME9652_SPDIFIN_COAXIAL 1 /* coaxial (RCA) */
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#define RME9652_SPDIFIN_INTERN 2 /* internal (CDROM) */
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/* ------------- Status-Register bits --------------------- */
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#define RME9652_IRQ (1<<0) /* IRQ is High if not reset by irq_clear */
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#define RME9652_lock_2 (1<<1) /* ADAT 3-PLL: 1=locked, 0=unlocked */
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#define RME9652_lock_1 (1<<2) /* ADAT 2-PLL: 1=locked, 0=unlocked */
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#define RME9652_lock_0 (1<<3) /* ADAT 1-PLL: 1=locked, 0=unlocked */
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#define RME9652_fs48 (1<<4) /* sample rate is 0=44.1/88.2,1=48/96 Khz */
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#define RME9652_wsel_rd (1<<5) /* if Word-Clock is used and valid then 1 */
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/* bits 6-15 encode h/w buffer pointer position */
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#define RME9652_sync_2 (1<<16) /* if ADAT-IN 3 in sync to system clock */
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#define RME9652_sync_1 (1<<17) /* if ADAT-IN 2 in sync to system clock */
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#define RME9652_sync_0 (1<<18) /* if ADAT-IN 1 in sync to system clock */
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#define RME9652_DS_rd (1<<19) /* 1=Double Speed Mode, 0=Normal Speed */
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#define RME9652_tc_busy (1<<20) /* 1=time-code copy in progress (960ms) */
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#define RME9652_tc_out (1<<21) /* time-code out bit */
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#define RME9652_F_0 (1<<22) /* 000=64kHz, 100=88.2kHz, 011=96kHz */
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#define RME9652_F_1 (1<<23) /* 111=32kHz, 110=44.1kHz, 101=48kHz, */
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#define RME9652_F_2 (1<<24) /* external Crystal Chip if ERF=1 */
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#define RME9652_ERF (1<<25) /* Error-Flag of SDPIF Receiver (1=No Lock) */
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#define RME9652_buffer_id (1<<26) /* toggles by each interrupt on rec/play */
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#define RME9652_tc_valid (1<<27) /* 1 = a signal is detected on time-code input */
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#define RME9652_SPDIF_READ (1<<28) /* byte available from Rev 1.5+ S/PDIF interface */
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#define RME9652_sync (RME9652_sync_0|RME9652_sync_1|RME9652_sync_2)
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#define RME9652_lock (RME9652_lock_0|RME9652_lock_1|RME9652_lock_2)
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#define RME9652_F (RME9652_F_0|RME9652_F_1|RME9652_F_2)
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#define rme9652_decode_spdif_rate(x) ((x)>>22)
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/* Bit 6..15 : h/w buffer pointer */
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#define RME9652_buf_pos 0x000FFC0
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/* Bits 31,30,29 are bits 5,4,3 of h/w pointer position on later
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Rev G EEPROMS and Rev 1.5 cards or later.
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*/
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#define RME9652_REV15_buf_pos(x) ((((x)&0xE0000000)>>26)|((x)&RME9652_buf_pos))
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/* amount of io space we remap for register access. i'm not sure we
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even need this much, but 1K is nice round number :)
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*/
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#define RME9652_IO_EXTENT 1024
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#define RME9652_init_buffer 0
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#define RME9652_play_buffer 32 /* holds ptr to 26x64kBit host RAM */
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#define RME9652_rec_buffer 36 /* holds ptr to 26x64kBit host RAM */
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#define RME9652_control_register 64
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#define RME9652_irq_clear 96
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#define RME9652_time_code 100 /* useful if used with alesis adat */
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#define RME9652_thru_base 128 /* 132...228 Thru for 26 channels */
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/* Read-only registers */
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/* Writing to any of the register locations writes to the status
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register. We'll use the first location as our point of access.
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*/
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#define RME9652_status_register 0
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/* --------- Control-Register Bits ---------------- */
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#define RME9652_start_bit (1<<0) /* start record/play */
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/* bits 1-3 encode buffersize/latency */
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#define RME9652_Master (1<<4) /* Clock Mode Master=1,Slave/Auto=0 */
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#define RME9652_IE (1<<5) /* Interrupt Enable */
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#define RME9652_freq (1<<6) /* samplerate 0=44.1/88.2, 1=48/96 kHz */
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#define RME9652_freq1 (1<<7) /* if 0, 32kHz, else always 1 */
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#define RME9652_DS (1<<8) /* Doule Speed 0=44.1/48, 1=88.2/96 Khz */
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#define RME9652_PRO (1<<9) /* S/PDIF out: 0=consumer, 1=professional */
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#define RME9652_EMP (1<<10) /* Emphasis 0=None, 1=ON */
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#define RME9652_Dolby (1<<11) /* Non-audio bit 1=set, 0=unset */
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#define RME9652_opt_out (1<<12) /* Use 1st optical OUT as SPDIF: 1=yes,0=no */
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#define RME9652_wsel (1<<13) /* use Wordclock as sync (overwrites master) */
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#define RME9652_inp_0 (1<<14) /* SPDIF-IN: 00=optical (ADAT1), */
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#define RME9652_inp_1 (1<<15) /* 01=koaxial (Cinch), 10=Internal CDROM */
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#define RME9652_SyncPref_ADAT2 (1<<16)
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#define RME9652_SyncPref_ADAT3 (1<<17)
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#define RME9652_SPDIF_RESET (1<<18) /* Rev 1.5+: h/w S/PDIF receiver */
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#define RME9652_SPDIF_SELECT (1<<19)
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#define RME9652_SPDIF_CLOCK (1<<20)
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#define RME9652_SPDIF_WRITE (1<<21)
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#define RME9652_ADAT1_INTERNAL (1<<22) /* Rev 1.5+: if set, internal CD connector carries ADAT */
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/* buffersize = 512Bytes * 2^n, where n is made from Bit2 ... Bit0 */
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#define RME9652_latency 0x0e
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#define rme9652_encode_latency(x) (((x)&0x7)<<1)
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#define rme9652_decode_latency(x) (((x)>>1)&0x7)
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#define rme9652_running_double_speed(s) ((s)->control_register & RME9652_DS)
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#define RME9652_inp (RME9652_inp_0|RME9652_inp_1)
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#define rme9652_encode_spdif_in(x) (((x)&0x3)<<14)
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#define rme9652_decode_spdif_in(x) (((x)>>14)&0x3)
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#define RME9652_SyncPref_Mask (RME9652_SyncPref_ADAT2|RME9652_SyncPref_ADAT3)
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#define RME9652_SyncPref_ADAT1 0
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#define RME9652_SyncPref_SPDIF (RME9652_SyncPref_ADAT2|RME9652_SyncPref_ADAT3)
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/* the size of a substream (1 mono data stream) */
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#define RME9652_CHANNEL_BUFFER_SAMPLES (16*1024)
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#define RME9652_CHANNEL_BUFFER_BYTES (4*RME9652_CHANNEL_BUFFER_SAMPLES)
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/* the size of the area we need to allocate for DMA transfers. the
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size is the same regardless of the number of channels - the
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9636 still uses the same memory area.
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Note that we allocate 1 more channel than is apparently needed
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because the h/w seems to write 1 byte beyond the end of the last
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page. Sigh.
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*/
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#define RME9652_DMA_AREA_BYTES ((RME9652_NCHANNELS+1) * RME9652_CHANNEL_BUFFER_BYTES)
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#define RME9652_DMA_AREA_KILOBYTES (RME9652_DMA_AREA_BYTES/1024)
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struct snd_rme9652 {
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int dev;
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spinlock_t lock;
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int irq;
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unsigned long port;
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void __iomem *iobase;
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int precise_ptr;
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u32 control_register; /* cached value */
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u32 thru_bits; /* thru 1=on, 0=off channel 1=Bit1... channel 26= Bit26 */
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u32 creg_spdif;
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u32 creg_spdif_stream;
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char *card_name; /* hammerfall or hammerfall light names */
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size_t hw_offsetmask; /* &-with status register to get real hw_offset */
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size_t prev_hw_offset; /* previous hw offset */
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size_t max_jitter; /* maximum jitter in frames for
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hw pointer */
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size_t period_bytes; /* guess what this is */
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unsigned char ds_channels;
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unsigned char ss_channels; /* different for hammerfall/hammerfall-light */
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struct snd_dma_buffer playback_dma_buf;
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struct snd_dma_buffer capture_dma_buf;
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unsigned char *capture_buffer; /* suitably aligned address */
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unsigned char *playback_buffer; /* suitably aligned address */
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pid_t capture_pid;
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pid_t playback_pid;
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struct snd_pcm_substream *capture_substream;
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struct snd_pcm_substream *playback_substream;
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int running;
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int passthru; /* non-zero if doing pass-thru */
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int hw_rev; /* h/w rev * 10 (i.e. 1.5 has hw_rev = 15) */
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int last_spdif_sample_rate; /* so that we can catch externally ... */
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int last_adat_sample_rate; /* ... induced rate changes */
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const char *channel_map;
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struct snd_card *card;
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struct snd_pcm *pcm;
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struct pci_dev *pci;
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struct snd_kcontrol *spdif_ctl;
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};
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/* These tables map the ALSA channels 1..N to the channels that we
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need to use in order to find the relevant channel buffer. RME
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refer to this kind of mapping as between "the ADAT channel and
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the DMA channel." We index it using the logical audio channel,
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and the value is the DMA channel (i.e. channel buffer number)
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where the data for that channel can be read/written from/to.
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*/
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static const char channel_map_9652_ss[26] = {
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17,
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18, 19, 20, 21, 22, 23, 24, 25
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};
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static const char channel_map_9636_ss[26] = {
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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/* channels 16 and 17 are S/PDIF */
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24, 25,
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/* channels 18-25 don't exist */
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-1, -1, -1, -1, -1, -1, -1, -1
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};
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static const char channel_map_9652_ds[26] = {
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/* ADAT channels are remapped */
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1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23,
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/* channels 12 and 13 are S/PDIF */
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24, 25,
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/* others don't exist */
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
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};
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static const char channel_map_9636_ds[26] = {
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/* ADAT channels are remapped */
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1, 3, 5, 7, 9, 11, 13, 15,
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/* channels 8 and 9 are S/PDIF */
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24, 25,
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/* others don't exist */
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
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};
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static int snd_hammerfall_get_buffer(struct pci_dev *pci, struct snd_dma_buffer *dmab, size_t size)
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{
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return snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &pci->dev, size, dmab);
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}
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static void snd_hammerfall_free_buffer(struct snd_dma_buffer *dmab, struct pci_dev *pci)
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{
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if (dmab->area)
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snd_dma_free_pages(dmab);
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}
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static const struct pci_device_id snd_rme9652_ids[] = {
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{
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.vendor = 0x10ee,
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.device = 0x3fc4,
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.subvendor = PCI_ANY_ID,
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.subdevice = PCI_ANY_ID,
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}, /* RME Digi9652 */
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{ 0, },
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};
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MODULE_DEVICE_TABLE(pci, snd_rme9652_ids);
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static inline void rme9652_write(struct snd_rme9652 *rme9652, int reg, int val)
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{
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writel(val, rme9652->iobase + reg);
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}
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static inline unsigned int rme9652_read(struct snd_rme9652 *rme9652, int reg)
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{
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return readl(rme9652->iobase + reg);
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}
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static inline int snd_rme9652_use_is_exclusive(struct snd_rme9652 *rme9652)
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{
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unsigned long flags;
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int ret = 1;
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spin_lock_irqsave(&rme9652->lock, flags);
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if ((rme9652->playback_pid != rme9652->capture_pid) &&
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(rme9652->playback_pid >= 0) && (rme9652->capture_pid >= 0)) {
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ret = 0;
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}
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spin_unlock_irqrestore(&rme9652->lock, flags);
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return ret;
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}
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static inline int rme9652_adat_sample_rate(struct snd_rme9652 *rme9652)
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{
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if (rme9652_running_double_speed(rme9652)) {
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return (rme9652_read(rme9652, RME9652_status_register) &
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RME9652_fs48) ? 96000 : 88200;
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} else {
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return (rme9652_read(rme9652, RME9652_status_register) &
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RME9652_fs48) ? 48000 : 44100;
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}
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}
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static inline void rme9652_compute_period_size(struct snd_rme9652 *rme9652)
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{
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unsigned int i;
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i = rme9652->control_register & RME9652_latency;
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rme9652->period_bytes = 1 << ((rme9652_decode_latency(i) + 8));
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rme9652->hw_offsetmask =
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(rme9652->period_bytes * 2 - 1) & RME9652_buf_pos;
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rme9652->max_jitter = 80;
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}
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static snd_pcm_uframes_t rme9652_hw_pointer(struct snd_rme9652 *rme9652)
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{
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int status;
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unsigned int offset, frag;
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snd_pcm_uframes_t period_size = rme9652->period_bytes / 4;
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snd_pcm_sframes_t delta;
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status = rme9652_read(rme9652, RME9652_status_register);
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if (!rme9652->precise_ptr)
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return (status & RME9652_buffer_id) ? period_size : 0;
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offset = status & RME9652_buf_pos;
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/* The hardware may give a backward movement for up to 80 frames
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Martin Kirst <martin.kirst@freenet.de> knows the details.
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*/
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delta = rme9652->prev_hw_offset - offset;
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delta &= 0xffff;
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if (delta <= (snd_pcm_sframes_t)rme9652->max_jitter * 4)
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offset = rme9652->prev_hw_offset;
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else
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rme9652->prev_hw_offset = offset;
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offset &= rme9652->hw_offsetmask;
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offset /= 4;
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frag = status & RME9652_buffer_id;
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if (offset < period_size) {
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if (offset > rme9652->max_jitter) {
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if (frag)
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dev_err(rme9652->card->dev,
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"Unexpected hw_pointer position (bufid == 0): status: %x offset: %d\n",
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status, offset);
|
|
} else if (!frag)
|
|
return 0;
|
|
offset -= rme9652->max_jitter;
|
|
if ((int)offset < 0)
|
|
offset += period_size * 2;
|
|
} else {
|
|
if (offset > period_size + rme9652->max_jitter) {
|
|
if (!frag)
|
|
dev_err(rme9652->card->dev,
|
|
"Unexpected hw_pointer position (bufid == 1): status: %x offset: %d\n",
|
|
status, offset);
|
|
} else if (frag)
|
|
return period_size;
|
|
offset -= rme9652->max_jitter;
|
|
}
|
|
|
|
return offset;
|
|
}
|
|
|
|
static inline void rme9652_reset_hw_pointer(struct snd_rme9652 *rme9652)
|
|
{
|
|
int i;
|
|
|
|
/* reset the FIFO pointer to zero. We do this by writing to 8
|
|
registers, each of which is a 32bit wide register, and set
|
|
them all to zero. Note that s->iobase is a pointer to
|
|
int32, not pointer to char.
|
|
*/
|
|
|
|
for (i = 0; i < 8; i++) {
|
|
rme9652_write(rme9652, i * 4, 0);
|
|
udelay(10);
|
|
}
|
|
rme9652->prev_hw_offset = 0;
|
|
}
|
|
|
|
static inline void rme9652_start(struct snd_rme9652 *s)
|
|
{
|
|
s->control_register |= (RME9652_IE | RME9652_start_bit);
|
|
rme9652_write(s, RME9652_control_register, s->control_register);
|
|
}
|
|
|
|
static inline void rme9652_stop(struct snd_rme9652 *s)
|
|
{
|
|
s->control_register &= ~(RME9652_start_bit | RME9652_IE);
|
|
rme9652_write(s, RME9652_control_register, s->control_register);
|
|
}
|
|
|
|
static int rme9652_set_interrupt_interval(struct snd_rme9652 *s,
|
|
unsigned int frames)
|
|
{
|
|
int restart = 0;
|
|
int n;
|
|
|
|
spin_lock_irq(&s->lock);
|
|
|
|
if ((restart = s->running)) {
|
|
rme9652_stop(s);
|
|
}
|
|
|
|
frames >>= 7;
|
|
n = 0;
|
|
while (frames) {
|
|
n++;
|
|
frames >>= 1;
|
|
}
|
|
|
|
s->control_register &= ~RME9652_latency;
|
|
s->control_register |= rme9652_encode_latency(n);
|
|
|
|
rme9652_write(s, RME9652_control_register, s->control_register);
|
|
|
|
rme9652_compute_period_size(s);
|
|
|
|
if (restart)
|
|
rme9652_start(s);
|
|
|
|
spin_unlock_irq(&s->lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rme9652_set_rate(struct snd_rme9652 *rme9652, int rate)
|
|
{
|
|
int restart;
|
|
int reject_if_open = 0;
|
|
int xrate;
|
|
|
|
if (!snd_rme9652_use_is_exclusive (rme9652)) {
|
|
return -EBUSY;
|
|
}
|
|
|
|
/* Changing from a "single speed" to a "double speed" rate is
|
|
not allowed if any substreams are open. This is because
|
|
such a change causes a shift in the location of
|
|
the DMA buffers and a reduction in the number of available
|
|
buffers.
|
|
|
|
Note that a similar but essentially insoluble problem
|
|
exists for externally-driven rate changes. All we can do
|
|
is to flag rate changes in the read/write routines.
|
|
*/
|
|
|
|
spin_lock_irq(&rme9652->lock);
|
|
xrate = rme9652_adat_sample_rate(rme9652);
|
|
|
|
switch (rate) {
|
|
case 44100:
|
|
if (xrate > 48000) {
|
|
reject_if_open = 1;
|
|
}
|
|
rate = 0;
|
|
break;
|
|
case 48000:
|
|
if (xrate > 48000) {
|
|
reject_if_open = 1;
|
|
}
|
|
rate = RME9652_freq;
|
|
break;
|
|
case 88200:
|
|
if (xrate < 48000) {
|
|
reject_if_open = 1;
|
|
}
|
|
rate = RME9652_DS;
|
|
break;
|
|
case 96000:
|
|
if (xrate < 48000) {
|
|
reject_if_open = 1;
|
|
}
|
|
rate = RME9652_DS | RME9652_freq;
|
|
break;
|
|
default:
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (reject_if_open && (rme9652->capture_pid >= 0 || rme9652->playback_pid >= 0)) {
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return -EBUSY;
|
|
}
|
|
|
|
if ((restart = rme9652->running)) {
|
|
rme9652_stop(rme9652);
|
|
}
|
|
rme9652->control_register &= ~(RME9652_freq | RME9652_DS);
|
|
rme9652->control_register |= rate;
|
|
rme9652_write(rme9652, RME9652_control_register, rme9652->control_register);
|
|
|
|
if (restart) {
|
|
rme9652_start(rme9652);
|
|
}
|
|
|
|
if (rate & RME9652_DS) {
|
|
if (rme9652->ss_channels == RME9652_NCHANNELS) {
|
|
rme9652->channel_map = channel_map_9652_ds;
|
|
} else {
|
|
rme9652->channel_map = channel_map_9636_ds;
|
|
}
|
|
} else {
|
|
if (rme9652->ss_channels == RME9652_NCHANNELS) {
|
|
rme9652->channel_map = channel_map_9652_ss;
|
|
} else {
|
|
rme9652->channel_map = channel_map_9636_ss;
|
|
}
|
|
}
|
|
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return 0;
|
|
}
|
|
|
|
static void rme9652_set_thru(struct snd_rme9652 *rme9652, int channel, int enable)
|
|
{
|
|
int i;
|
|
|
|
rme9652->passthru = 0;
|
|
|
|
if (channel < 0) {
|
|
|
|
/* set thru for all channels */
|
|
|
|
if (enable) {
|
|
for (i = 0; i < RME9652_NCHANNELS; i++) {
|
|
rme9652->thru_bits |= (1 << i);
|
|
rme9652_write(rme9652, RME9652_thru_base + i * 4, 1);
|
|
}
|
|
} else {
|
|
for (i = 0; i < RME9652_NCHANNELS; i++) {
|
|
rme9652->thru_bits &= ~(1 << i);
|
|
rme9652_write(rme9652, RME9652_thru_base + i * 4, 0);
|
|
}
|
|
}
|
|
|
|
} else {
|
|
int mapped_channel;
|
|
|
|
mapped_channel = rme9652->channel_map[channel];
|
|
|
|
if (enable) {
|
|
rme9652->thru_bits |= (1 << mapped_channel);
|
|
} else {
|
|
rme9652->thru_bits &= ~(1 << mapped_channel);
|
|
}
|
|
|
|
rme9652_write(rme9652,
|
|
RME9652_thru_base + mapped_channel * 4,
|
|
enable ? 1 : 0);
|
|
}
|
|
}
|
|
|
|
static int rme9652_set_passthru(struct snd_rme9652 *rme9652, int onoff)
|
|
{
|
|
if (onoff) {
|
|
rme9652_set_thru(rme9652, -1, 1);
|
|
|
|
/* we don't want interrupts, so do a
|
|
custom version of rme9652_start().
|
|
*/
|
|
|
|
rme9652->control_register =
|
|
RME9652_inp_0 |
|
|
rme9652_encode_latency(7) |
|
|
RME9652_start_bit;
|
|
|
|
rme9652_reset_hw_pointer(rme9652);
|
|
|
|
rme9652_write(rme9652, RME9652_control_register,
|
|
rme9652->control_register);
|
|
rme9652->passthru = 1;
|
|
} else {
|
|
rme9652_set_thru(rme9652, -1, 0);
|
|
rme9652_stop(rme9652);
|
|
rme9652->passthru = 0;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void rme9652_spdif_set_bit (struct snd_rme9652 *rme9652, int mask, int onoff)
|
|
{
|
|
if (onoff)
|
|
rme9652->control_register |= mask;
|
|
else
|
|
rme9652->control_register &= ~mask;
|
|
|
|
rme9652_write(rme9652, RME9652_control_register, rme9652->control_register);
|
|
}
|
|
|
|
static void rme9652_spdif_write_byte (struct snd_rme9652 *rme9652, const int val)
|
|
{
|
|
long mask;
|
|
long i;
|
|
|
|
for (i = 0, mask = 0x80; i < 8; i++, mask >>= 1) {
|
|
if (val & mask)
|
|
rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_WRITE, 1);
|
|
else
|
|
rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_WRITE, 0);
|
|
|
|
rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_CLOCK, 1);
|
|
rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_CLOCK, 0);
|
|
}
|
|
}
|
|
|
|
static int rme9652_spdif_read_byte (struct snd_rme9652 *rme9652)
|
|
{
|
|
long mask;
|
|
long val;
|
|
long i;
|
|
|
|
val = 0;
|
|
|
|
for (i = 0, mask = 0x80; i < 8; i++, mask >>= 1) {
|
|
rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_CLOCK, 1);
|
|
if (rme9652_read (rme9652, RME9652_status_register) & RME9652_SPDIF_READ)
|
|
val |= mask;
|
|
rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_CLOCK, 0);
|
|
}
|
|
|
|
return val;
|
|
}
|
|
|
|
static void rme9652_write_spdif_codec (struct snd_rme9652 *rme9652, const int address, const int data)
|
|
{
|
|
rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_SELECT, 1);
|
|
rme9652_spdif_write_byte (rme9652, 0x20);
|
|
rme9652_spdif_write_byte (rme9652, address);
|
|
rme9652_spdif_write_byte (rme9652, data);
|
|
rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_SELECT, 0);
|
|
}
|
|
|
|
|
|
static int rme9652_spdif_read_codec (struct snd_rme9652 *rme9652, const int address)
|
|
{
|
|
int ret;
|
|
|
|
rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_SELECT, 1);
|
|
rme9652_spdif_write_byte (rme9652, 0x20);
|
|
rme9652_spdif_write_byte (rme9652, address);
|
|
rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_SELECT, 0);
|
|
rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_SELECT, 1);
|
|
|
|
rme9652_spdif_write_byte (rme9652, 0x21);
|
|
ret = rme9652_spdif_read_byte (rme9652);
|
|
rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_SELECT, 0);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void rme9652_initialize_spdif_receiver (struct snd_rme9652 *rme9652)
|
|
{
|
|
/* XXX what unsets this ? */
|
|
|
|
rme9652->control_register |= RME9652_SPDIF_RESET;
|
|
|
|
rme9652_write_spdif_codec (rme9652, 4, 0x40);
|
|
rme9652_write_spdif_codec (rme9652, 17, 0x13);
|
|
rme9652_write_spdif_codec (rme9652, 6, 0x02);
|
|
}
|
|
|
|
static inline int rme9652_spdif_sample_rate(struct snd_rme9652 *s)
|
|
{
|
|
unsigned int rate_bits;
|
|
|
|
if (rme9652_read(s, RME9652_status_register) & RME9652_ERF) {
|
|
return -1; /* error condition */
|
|
}
|
|
|
|
if (s->hw_rev == 15) {
|
|
|
|
int x, y, ret;
|
|
|
|
x = rme9652_spdif_read_codec (s, 30);
|
|
|
|
if (x != 0)
|
|
y = 48000 * 64 / x;
|
|
else
|
|
y = 0;
|
|
|
|
if (y > 30400 && y < 33600) ret = 32000;
|
|
else if (y > 41900 && y < 46000) ret = 44100;
|
|
else if (y > 46000 && y < 50400) ret = 48000;
|
|
else if (y > 60800 && y < 67200) ret = 64000;
|
|
else if (y > 83700 && y < 92000) ret = 88200;
|
|
else if (y > 92000 && y < 100000) ret = 96000;
|
|
else ret = 0;
|
|
return ret;
|
|
}
|
|
|
|
rate_bits = rme9652_read(s, RME9652_status_register) & RME9652_F;
|
|
|
|
switch (rme9652_decode_spdif_rate(rate_bits)) {
|
|
case 0x7:
|
|
return 32000;
|
|
break;
|
|
|
|
case 0x6:
|
|
return 44100;
|
|
break;
|
|
|
|
case 0x5:
|
|
return 48000;
|
|
break;
|
|
|
|
case 0x4:
|
|
return 88200;
|
|
break;
|
|
|
|
case 0x3:
|
|
return 96000;
|
|
break;
|
|
|
|
case 0x0:
|
|
return 64000;
|
|
break;
|
|
|
|
default:
|
|
dev_err(s->card->dev,
|
|
"%s: unknown S/PDIF input rate (bits = 0x%x)\n",
|
|
s->card_name, rate_bits);
|
|
return 0;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*-----------------------------------------------------------------------------
|
|
Control Interface
|
|
----------------------------------------------------------------------------*/
|
|
|
|
static u32 snd_rme9652_convert_from_aes(struct snd_aes_iec958 *aes)
|
|
{
|
|
u32 val = 0;
|
|
val |= (aes->status[0] & IEC958_AES0_PROFESSIONAL) ? RME9652_PRO : 0;
|
|
val |= (aes->status[0] & IEC958_AES0_NONAUDIO) ? RME9652_Dolby : 0;
|
|
if (val & RME9652_PRO)
|
|
val |= (aes->status[0] & IEC958_AES0_PRO_EMPHASIS_5015) ? RME9652_EMP : 0;
|
|
else
|
|
val |= (aes->status[0] & IEC958_AES0_CON_EMPHASIS_5015) ? RME9652_EMP : 0;
|
|
return val;
|
|
}
|
|
|
|
static void snd_rme9652_convert_to_aes(struct snd_aes_iec958 *aes, u32 val)
|
|
{
|
|
aes->status[0] = ((val & RME9652_PRO) ? IEC958_AES0_PROFESSIONAL : 0) |
|
|
((val & RME9652_Dolby) ? IEC958_AES0_NONAUDIO : 0);
|
|
if (val & RME9652_PRO)
|
|
aes->status[0] |= (val & RME9652_EMP) ? IEC958_AES0_PRO_EMPHASIS_5015 : 0;
|
|
else
|
|
aes->status[0] |= (val & RME9652_EMP) ? IEC958_AES0_CON_EMPHASIS_5015 : 0;
|
|
}
|
|
|
|
static int snd_rme9652_control_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
|
|
uinfo->count = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_control_spdif_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
|
|
snd_rme9652_convert_to_aes(&ucontrol->value.iec958, rme9652->creg_spdif);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_control_spdif_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
u32 val;
|
|
|
|
val = snd_rme9652_convert_from_aes(&ucontrol->value.iec958);
|
|
spin_lock_irq(&rme9652->lock);
|
|
change = val != rme9652->creg_spdif;
|
|
rme9652->creg_spdif = val;
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return change;
|
|
}
|
|
|
|
static int snd_rme9652_control_spdif_stream_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
|
|
uinfo->count = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_control_spdif_stream_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
|
|
snd_rme9652_convert_to_aes(&ucontrol->value.iec958, rme9652->creg_spdif_stream);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_control_spdif_stream_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
u32 val;
|
|
|
|
val = snd_rme9652_convert_from_aes(&ucontrol->value.iec958);
|
|
spin_lock_irq(&rme9652->lock);
|
|
change = val != rme9652->creg_spdif_stream;
|
|
rme9652->creg_spdif_stream = val;
|
|
rme9652->control_register &= ~(RME9652_PRO | RME9652_Dolby | RME9652_EMP);
|
|
rme9652_write(rme9652, RME9652_control_register, rme9652->control_register |= val);
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return change;
|
|
}
|
|
|
|
static int snd_rme9652_control_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
|
|
uinfo->count = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_control_spdif_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
ucontrol->value.iec958.status[0] = kcontrol->private_value;
|
|
return 0;
|
|
}
|
|
|
|
#define RME9652_ADAT1_IN(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
|
|
.info = snd_rme9652_info_adat1_in, \
|
|
.get = snd_rme9652_get_adat1_in, \
|
|
.put = snd_rme9652_put_adat1_in }
|
|
|
|
static unsigned int rme9652_adat1_in(struct snd_rme9652 *rme9652)
|
|
{
|
|
if (rme9652->control_register & RME9652_ADAT1_INTERNAL)
|
|
return 1;
|
|
return 0;
|
|
}
|
|
|
|
static int rme9652_set_adat1_input(struct snd_rme9652 *rme9652, int internal)
|
|
{
|
|
int restart = 0;
|
|
|
|
if (internal) {
|
|
rme9652->control_register |= RME9652_ADAT1_INTERNAL;
|
|
} else {
|
|
rme9652->control_register &= ~RME9652_ADAT1_INTERNAL;
|
|
}
|
|
|
|
/* XXX do we actually need to stop the card when we do this ? */
|
|
|
|
if ((restart = rme9652->running)) {
|
|
rme9652_stop(rme9652);
|
|
}
|
|
|
|
rme9652_write(rme9652, RME9652_control_register, rme9652->control_register);
|
|
|
|
if (restart) {
|
|
rme9652_start(rme9652);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_info_adat1_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char * const texts[2] = {"ADAT1", "Internal"};
|
|
|
|
return snd_ctl_enum_info(uinfo, 1, 2, texts);
|
|
}
|
|
|
|
static int snd_rme9652_get_adat1_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
|
|
spin_lock_irq(&rme9652->lock);
|
|
ucontrol->value.enumerated.item[0] = rme9652_adat1_in(rme9652);
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_put_adat1_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
unsigned int val;
|
|
|
|
if (!snd_rme9652_use_is_exclusive(rme9652))
|
|
return -EBUSY;
|
|
val = ucontrol->value.enumerated.item[0] % 2;
|
|
spin_lock_irq(&rme9652->lock);
|
|
change = val != rme9652_adat1_in(rme9652);
|
|
if (change)
|
|
rme9652_set_adat1_input(rme9652, val);
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return change;
|
|
}
|
|
|
|
#define RME9652_SPDIF_IN(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
|
|
.info = snd_rme9652_info_spdif_in, \
|
|
.get = snd_rme9652_get_spdif_in, .put = snd_rme9652_put_spdif_in }
|
|
|
|
static unsigned int rme9652_spdif_in(struct snd_rme9652 *rme9652)
|
|
{
|
|
return rme9652_decode_spdif_in(rme9652->control_register &
|
|
RME9652_inp);
|
|
}
|
|
|
|
static int rme9652_set_spdif_input(struct snd_rme9652 *rme9652, int in)
|
|
{
|
|
int restart = 0;
|
|
|
|
rme9652->control_register &= ~RME9652_inp;
|
|
rme9652->control_register |= rme9652_encode_spdif_in(in);
|
|
|
|
if ((restart = rme9652->running)) {
|
|
rme9652_stop(rme9652);
|
|
}
|
|
|
|
rme9652_write(rme9652, RME9652_control_register, rme9652->control_register);
|
|
|
|
if (restart) {
|
|
rme9652_start(rme9652);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_info_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char * const texts[3] = {"ADAT1", "Coaxial", "Internal"};
|
|
|
|
return snd_ctl_enum_info(uinfo, 1, 3, texts);
|
|
}
|
|
|
|
static int snd_rme9652_get_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
|
|
spin_lock_irq(&rme9652->lock);
|
|
ucontrol->value.enumerated.item[0] = rme9652_spdif_in(rme9652);
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_put_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
unsigned int val;
|
|
|
|
if (!snd_rme9652_use_is_exclusive(rme9652))
|
|
return -EBUSY;
|
|
val = ucontrol->value.enumerated.item[0] % 3;
|
|
spin_lock_irq(&rme9652->lock);
|
|
change = val != rme9652_spdif_in(rme9652);
|
|
if (change)
|
|
rme9652_set_spdif_input(rme9652, val);
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return change;
|
|
}
|
|
|
|
#define RME9652_SPDIF_OUT(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
|
|
.info = snd_rme9652_info_spdif_out, \
|
|
.get = snd_rme9652_get_spdif_out, .put = snd_rme9652_put_spdif_out }
|
|
|
|
static int rme9652_spdif_out(struct snd_rme9652 *rme9652)
|
|
{
|
|
return (rme9652->control_register & RME9652_opt_out) ? 1 : 0;
|
|
}
|
|
|
|
static int rme9652_set_spdif_output(struct snd_rme9652 *rme9652, int out)
|
|
{
|
|
int restart = 0;
|
|
|
|
if (out) {
|
|
rme9652->control_register |= RME9652_opt_out;
|
|
} else {
|
|
rme9652->control_register &= ~RME9652_opt_out;
|
|
}
|
|
|
|
if ((restart = rme9652->running)) {
|
|
rme9652_stop(rme9652);
|
|
}
|
|
|
|
rme9652_write(rme9652, RME9652_control_register, rme9652->control_register);
|
|
|
|
if (restart) {
|
|
rme9652_start(rme9652);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define snd_rme9652_info_spdif_out snd_ctl_boolean_mono_info
|
|
|
|
static int snd_rme9652_get_spdif_out(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
|
|
spin_lock_irq(&rme9652->lock);
|
|
ucontrol->value.integer.value[0] = rme9652_spdif_out(rme9652);
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_put_spdif_out(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
unsigned int val;
|
|
|
|
if (!snd_rme9652_use_is_exclusive(rme9652))
|
|
return -EBUSY;
|
|
val = ucontrol->value.integer.value[0] & 1;
|
|
spin_lock_irq(&rme9652->lock);
|
|
change = (int)val != rme9652_spdif_out(rme9652);
|
|
rme9652_set_spdif_output(rme9652, val);
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return change;
|
|
}
|
|
|
|
#define RME9652_SYNC_MODE(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
|
|
.info = snd_rme9652_info_sync_mode, \
|
|
.get = snd_rme9652_get_sync_mode, .put = snd_rme9652_put_sync_mode }
|
|
|
|
static int rme9652_sync_mode(struct snd_rme9652 *rme9652)
|
|
{
|
|
if (rme9652->control_register & RME9652_wsel) {
|
|
return 2;
|
|
} else if (rme9652->control_register & RME9652_Master) {
|
|
return 1;
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static int rme9652_set_sync_mode(struct snd_rme9652 *rme9652, int mode)
|
|
{
|
|
int restart = 0;
|
|
|
|
switch (mode) {
|
|
case 0:
|
|
rme9652->control_register &=
|
|
~(RME9652_Master | RME9652_wsel);
|
|
break;
|
|
case 1:
|
|
rme9652->control_register =
|
|
(rme9652->control_register & ~RME9652_wsel) | RME9652_Master;
|
|
break;
|
|
case 2:
|
|
rme9652->control_register |=
|
|
(RME9652_Master | RME9652_wsel);
|
|
break;
|
|
}
|
|
|
|
if ((restart = rme9652->running)) {
|
|
rme9652_stop(rme9652);
|
|
}
|
|
|
|
rme9652_write(rme9652, RME9652_control_register, rme9652->control_register);
|
|
|
|
if (restart) {
|
|
rme9652_start(rme9652);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_info_sync_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char * const texts[3] = {
|
|
"AutoSync", "Master", "Word Clock"
|
|
};
|
|
|
|
return snd_ctl_enum_info(uinfo, 1, 3, texts);
|
|
}
|
|
|
|
static int snd_rme9652_get_sync_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
|
|
spin_lock_irq(&rme9652->lock);
|
|
ucontrol->value.enumerated.item[0] = rme9652_sync_mode(rme9652);
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_put_sync_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
unsigned int val;
|
|
|
|
val = ucontrol->value.enumerated.item[0] % 3;
|
|
spin_lock_irq(&rme9652->lock);
|
|
change = (int)val != rme9652_sync_mode(rme9652);
|
|
rme9652_set_sync_mode(rme9652, val);
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return change;
|
|
}
|
|
|
|
#define RME9652_SYNC_PREF(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
|
|
.info = snd_rme9652_info_sync_pref, \
|
|
.get = snd_rme9652_get_sync_pref, .put = snd_rme9652_put_sync_pref }
|
|
|
|
static int rme9652_sync_pref(struct snd_rme9652 *rme9652)
|
|
{
|
|
switch (rme9652->control_register & RME9652_SyncPref_Mask) {
|
|
case RME9652_SyncPref_ADAT1:
|
|
return RME9652_SYNC_FROM_ADAT1;
|
|
case RME9652_SyncPref_ADAT2:
|
|
return RME9652_SYNC_FROM_ADAT2;
|
|
case RME9652_SyncPref_ADAT3:
|
|
return RME9652_SYNC_FROM_ADAT3;
|
|
case RME9652_SyncPref_SPDIF:
|
|
return RME9652_SYNC_FROM_SPDIF;
|
|
}
|
|
/* Not reachable */
|
|
return 0;
|
|
}
|
|
|
|
static int rme9652_set_sync_pref(struct snd_rme9652 *rme9652, int pref)
|
|
{
|
|
int restart;
|
|
|
|
rme9652->control_register &= ~RME9652_SyncPref_Mask;
|
|
switch (pref) {
|
|
case RME9652_SYNC_FROM_ADAT1:
|
|
rme9652->control_register |= RME9652_SyncPref_ADAT1;
|
|
break;
|
|
case RME9652_SYNC_FROM_ADAT2:
|
|
rme9652->control_register |= RME9652_SyncPref_ADAT2;
|
|
break;
|
|
case RME9652_SYNC_FROM_ADAT3:
|
|
rme9652->control_register |= RME9652_SyncPref_ADAT3;
|
|
break;
|
|
case RME9652_SYNC_FROM_SPDIF:
|
|
rme9652->control_register |= RME9652_SyncPref_SPDIF;
|
|
break;
|
|
}
|
|
|
|
if ((restart = rme9652->running)) {
|
|
rme9652_stop(rme9652);
|
|
}
|
|
|
|
rme9652_write(rme9652, RME9652_control_register, rme9652->control_register);
|
|
|
|
if (restart) {
|
|
rme9652_start(rme9652);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_info_sync_pref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char * const texts[4] = {
|
|
"IEC958 In", "ADAT1 In", "ADAT2 In", "ADAT3 In"
|
|
};
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
|
|
return snd_ctl_enum_info(uinfo, 1,
|
|
rme9652->ss_channels == RME9652_NCHANNELS ? 4 : 3,
|
|
texts);
|
|
}
|
|
|
|
static int snd_rme9652_get_sync_pref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
|
|
spin_lock_irq(&rme9652->lock);
|
|
ucontrol->value.enumerated.item[0] = rme9652_sync_pref(rme9652);
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_put_sync_pref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
int change, max;
|
|
unsigned int val;
|
|
|
|
if (!snd_rme9652_use_is_exclusive(rme9652))
|
|
return -EBUSY;
|
|
max = rme9652->ss_channels == RME9652_NCHANNELS ? 4 : 3;
|
|
val = ucontrol->value.enumerated.item[0] % max;
|
|
spin_lock_irq(&rme9652->lock);
|
|
change = (int)val != rme9652_sync_pref(rme9652);
|
|
rme9652_set_sync_pref(rme9652, val);
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return change;
|
|
}
|
|
|
|
static int snd_rme9652_info_thru(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
|
|
uinfo->count = rme9652->ss_channels;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_get_thru(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
unsigned int k;
|
|
u32 thru_bits = rme9652->thru_bits;
|
|
|
|
for (k = 0; k < rme9652->ss_channels; ++k) {
|
|
ucontrol->value.integer.value[k] = !!(thru_bits & (1 << k));
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_put_thru(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
unsigned int chn;
|
|
u32 thru_bits = 0;
|
|
|
|
if (!snd_rme9652_use_is_exclusive(rme9652))
|
|
return -EBUSY;
|
|
|
|
for (chn = 0; chn < rme9652->ss_channels; ++chn) {
|
|
if (ucontrol->value.integer.value[chn])
|
|
thru_bits |= 1 << chn;
|
|
}
|
|
|
|
spin_lock_irq(&rme9652->lock);
|
|
change = thru_bits ^ rme9652->thru_bits;
|
|
if (change) {
|
|
for (chn = 0; chn < rme9652->ss_channels; ++chn) {
|
|
if (!(change & (1 << chn)))
|
|
continue;
|
|
rme9652_set_thru(rme9652,chn,thru_bits&(1<<chn));
|
|
}
|
|
}
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return !!change;
|
|
}
|
|
|
|
#define RME9652_PASSTHRU(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
|
|
.info = snd_rme9652_info_passthru, \
|
|
.put = snd_rme9652_put_passthru, \
|
|
.get = snd_rme9652_get_passthru }
|
|
|
|
#define snd_rme9652_info_passthru snd_ctl_boolean_mono_info
|
|
|
|
static int snd_rme9652_get_passthru(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
|
|
spin_lock_irq(&rme9652->lock);
|
|
ucontrol->value.integer.value[0] = rme9652->passthru;
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_put_passthru(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
unsigned int val;
|
|
int err = 0;
|
|
|
|
if (!snd_rme9652_use_is_exclusive(rme9652))
|
|
return -EBUSY;
|
|
|
|
val = ucontrol->value.integer.value[0] & 1;
|
|
spin_lock_irq(&rme9652->lock);
|
|
change = (ucontrol->value.integer.value[0] != rme9652->passthru);
|
|
if (change)
|
|
err = rme9652_set_passthru(rme9652, val);
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return err ? err : change;
|
|
}
|
|
|
|
/* Read-only switches */
|
|
|
|
#define RME9652_SPDIF_RATE(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
|
|
.info = snd_rme9652_info_spdif_rate, \
|
|
.get = snd_rme9652_get_spdif_rate }
|
|
|
|
static int snd_rme9652_info_spdif_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
|
|
uinfo->count = 1;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = 96000;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_get_spdif_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
|
|
spin_lock_irq(&rme9652->lock);
|
|
ucontrol->value.integer.value[0] = rme9652_spdif_sample_rate(rme9652);
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return 0;
|
|
}
|
|
|
|
#define RME9652_ADAT_SYNC(xname, xindex, xidx) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
|
|
.info = snd_rme9652_info_adat_sync, \
|
|
.get = snd_rme9652_get_adat_sync, .private_value = xidx }
|
|
|
|
static int snd_rme9652_info_adat_sync(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char * const texts[4] = {
|
|
"No Lock", "Lock", "No Lock Sync", "Lock Sync"
|
|
};
|
|
|
|
return snd_ctl_enum_info(uinfo, 1, 4, texts);
|
|
}
|
|
|
|
static int snd_rme9652_get_adat_sync(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
unsigned int mask1, mask2, val;
|
|
|
|
switch (kcontrol->private_value) {
|
|
case 0: mask1 = RME9652_lock_0; mask2 = RME9652_sync_0; break;
|
|
case 1: mask1 = RME9652_lock_1; mask2 = RME9652_sync_1; break;
|
|
case 2: mask1 = RME9652_lock_2; mask2 = RME9652_sync_2; break;
|
|
default: return -EINVAL;
|
|
}
|
|
val = rme9652_read(rme9652, RME9652_status_register);
|
|
ucontrol->value.enumerated.item[0] = (val & mask1) ? 1 : 0;
|
|
ucontrol->value.enumerated.item[0] |= (val & mask2) ? 2 : 0;
|
|
return 0;
|
|
}
|
|
|
|
#define RME9652_TC_VALID(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
|
|
.info = snd_rme9652_info_tc_valid, \
|
|
.get = snd_rme9652_get_tc_valid }
|
|
|
|
#define snd_rme9652_info_tc_valid snd_ctl_boolean_mono_info
|
|
|
|
static int snd_rme9652_get_tc_valid(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol);
|
|
|
|
ucontrol->value.integer.value[0] =
|
|
(rme9652_read(rme9652, RME9652_status_register) & RME9652_tc_valid) ? 1 : 0;
|
|
return 0;
|
|
}
|
|
|
|
#ifdef ALSA_HAS_STANDARD_WAY_OF_RETURNING_TIMECODE
|
|
|
|
/* FIXME: this routine needs a port to the new control API --jk */
|
|
|
|
static int snd_rme9652_get_tc_value(void *private_data,
|
|
snd_kswitch_t *kswitch,
|
|
snd_switch_t *uswitch)
|
|
{
|
|
struct snd_rme9652 *s = (struct snd_rme9652 *) private_data;
|
|
u32 value;
|
|
int i;
|
|
|
|
uswitch->type = SNDRV_SW_TYPE_DWORD;
|
|
|
|
if ((rme9652_read(s, RME9652_status_register) &
|
|
RME9652_tc_valid) == 0) {
|
|
uswitch->value.data32[0] = 0;
|
|
return 0;
|
|
}
|
|
|
|
/* timecode request */
|
|
|
|
rme9652_write(s, RME9652_time_code, 0);
|
|
|
|
/* XXX bug alert: loop-based timing !!!! */
|
|
|
|
for (i = 0; i < 50; i++) {
|
|
if (!(rme9652_read(s, i * 4) & RME9652_tc_busy))
|
|
break;
|
|
}
|
|
|
|
if (!(rme9652_read(s, i * 4) & RME9652_tc_busy)) {
|
|
return -EIO;
|
|
}
|
|
|
|
value = 0;
|
|
|
|
for (i = 0; i < 32; i++) {
|
|
value >>= 1;
|
|
|
|
if (rme9652_read(s, i * 4) & RME9652_tc_out)
|
|
value |= 0x80000000;
|
|
}
|
|
|
|
if (value > 2 * 60 * 48000) {
|
|
value -= 2 * 60 * 48000;
|
|
} else {
|
|
value = 0;
|
|
}
|
|
|
|
uswitch->value.data32[0] = value;
|
|
|
|
return 0;
|
|
}
|
|
|
|
#endif /* ALSA_HAS_STANDARD_WAY_OF_RETURNING_TIMECODE */
|
|
|
|
static const struct snd_kcontrol_new snd_rme9652_controls[] = {
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
|
|
.name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
|
|
.info = snd_rme9652_control_spdif_info,
|
|
.get = snd_rme9652_control_spdif_get,
|
|
.put = snd_rme9652_control_spdif_put,
|
|
},
|
|
{
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
|
|
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
|
|
.name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
|
|
.info = snd_rme9652_control_spdif_stream_info,
|
|
.get = snd_rme9652_control_spdif_stream_get,
|
|
.put = snd_rme9652_control_spdif_stream_put,
|
|
},
|
|
{
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ,
|
|
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
|
|
.name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
|
|
.info = snd_rme9652_control_spdif_mask_info,
|
|
.get = snd_rme9652_control_spdif_mask_get,
|
|
.private_value = IEC958_AES0_NONAUDIO |
|
|
IEC958_AES0_PROFESSIONAL |
|
|
IEC958_AES0_CON_EMPHASIS,
|
|
},
|
|
{
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ,
|
|
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
|
|
.name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
|
|
.info = snd_rme9652_control_spdif_mask_info,
|
|
.get = snd_rme9652_control_spdif_mask_get,
|
|
.private_value = IEC958_AES0_NONAUDIO |
|
|
IEC958_AES0_PROFESSIONAL |
|
|
IEC958_AES0_PRO_EMPHASIS,
|
|
},
|
|
RME9652_SPDIF_IN("IEC958 Input Connector", 0),
|
|
RME9652_SPDIF_OUT("IEC958 Output also on ADAT1", 0),
|
|
RME9652_SYNC_MODE("Sync Mode", 0),
|
|
RME9652_SYNC_PREF("Preferred Sync Source", 0),
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "Channels Thru",
|
|
.index = 0,
|
|
.info = snd_rme9652_info_thru,
|
|
.get = snd_rme9652_get_thru,
|
|
.put = snd_rme9652_put_thru,
|
|
},
|
|
RME9652_SPDIF_RATE("IEC958 Sample Rate", 0),
|
|
RME9652_ADAT_SYNC("ADAT1 Sync Check", 0, 0),
|
|
RME9652_ADAT_SYNC("ADAT2 Sync Check", 0, 1),
|
|
RME9652_TC_VALID("Timecode Valid", 0),
|
|
RME9652_PASSTHRU("Passthru", 0)
|
|
};
|
|
|
|
static const struct snd_kcontrol_new snd_rme9652_adat3_check =
|
|
RME9652_ADAT_SYNC("ADAT3 Sync Check", 0, 2);
|
|
|
|
static const struct snd_kcontrol_new snd_rme9652_adat1_input =
|
|
RME9652_ADAT1_IN("ADAT1 Input Source", 0);
|
|
|
|
static int snd_rme9652_create_controls(struct snd_card *card, struct snd_rme9652 *rme9652)
|
|
{
|
|
unsigned int idx;
|
|
int err;
|
|
struct snd_kcontrol *kctl;
|
|
|
|
for (idx = 0; idx < ARRAY_SIZE(snd_rme9652_controls); idx++) {
|
|
if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_rme9652_controls[idx], rme9652))) < 0)
|
|
return err;
|
|
if (idx == 1) /* IEC958 (S/PDIF) Stream */
|
|
rme9652->spdif_ctl = kctl;
|
|
}
|
|
|
|
if (rme9652->ss_channels == RME9652_NCHANNELS)
|
|
if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_rme9652_adat3_check, rme9652))) < 0)
|
|
return err;
|
|
|
|
if (rme9652->hw_rev >= 15)
|
|
if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_rme9652_adat1_input, rme9652))) < 0)
|
|
return err;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*------------------------------------------------------------
|
|
/proc interface
|
|
------------------------------------------------------------*/
|
|
|
|
static void
|
|
snd_rme9652_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
|
|
{
|
|
struct snd_rme9652 *rme9652 = (struct snd_rme9652 *) entry->private_data;
|
|
u32 thru_bits = rme9652->thru_bits;
|
|
int show_auto_sync_source = 0;
|
|
int i;
|
|
unsigned int status;
|
|
int x;
|
|
|
|
status = rme9652_read(rme9652, RME9652_status_register);
|
|
|
|
snd_iprintf(buffer, "%s (Card #%d)\n", rme9652->card_name, rme9652->card->number + 1);
|
|
snd_iprintf(buffer, "Buffers: capture %p playback %p\n",
|
|
rme9652->capture_buffer, rme9652->playback_buffer);
|
|
snd_iprintf(buffer, "IRQ: %d Registers bus: 0x%lx VM: 0x%lx\n",
|
|
rme9652->irq, rme9652->port, (unsigned long)rme9652->iobase);
|
|
snd_iprintf(buffer, "Control register: %x\n", rme9652->control_register);
|
|
|
|
snd_iprintf(buffer, "\n");
|
|
|
|
x = 1 << (6 + rme9652_decode_latency(rme9652->control_register &
|
|
RME9652_latency));
|
|
|
|
snd_iprintf(buffer, "Latency: %d samples (2 periods of %lu bytes)\n",
|
|
x, (unsigned long) rme9652->period_bytes);
|
|
snd_iprintf(buffer, "Hardware pointer (frames): %ld\n",
|
|
rme9652_hw_pointer(rme9652));
|
|
snd_iprintf(buffer, "Passthru: %s\n",
|
|
rme9652->passthru ? "yes" : "no");
|
|
|
|
if ((rme9652->control_register & (RME9652_Master | RME9652_wsel)) == 0) {
|
|
snd_iprintf(buffer, "Clock mode: autosync\n");
|
|
show_auto_sync_source = 1;
|
|
} else if (rme9652->control_register & RME9652_wsel) {
|
|
if (status & RME9652_wsel_rd) {
|
|
snd_iprintf(buffer, "Clock mode: word clock\n");
|
|
} else {
|
|
snd_iprintf(buffer, "Clock mode: word clock (no signal)\n");
|
|
}
|
|
} else {
|
|
snd_iprintf(buffer, "Clock mode: master\n");
|
|
}
|
|
|
|
if (show_auto_sync_source) {
|
|
switch (rme9652->control_register & RME9652_SyncPref_Mask) {
|
|
case RME9652_SyncPref_ADAT1:
|
|
snd_iprintf(buffer, "Pref. sync source: ADAT1\n");
|
|
break;
|
|
case RME9652_SyncPref_ADAT2:
|
|
snd_iprintf(buffer, "Pref. sync source: ADAT2\n");
|
|
break;
|
|
case RME9652_SyncPref_ADAT3:
|
|
snd_iprintf(buffer, "Pref. sync source: ADAT3\n");
|
|
break;
|
|
case RME9652_SyncPref_SPDIF:
|
|
snd_iprintf(buffer, "Pref. sync source: IEC958\n");
|
|
break;
|
|
default:
|
|
snd_iprintf(buffer, "Pref. sync source: ???\n");
|
|
}
|
|
}
|
|
|
|
if (rme9652->hw_rev >= 15)
|
|
snd_iprintf(buffer, "\nADAT1 Input source: %s\n",
|
|
(rme9652->control_register & RME9652_ADAT1_INTERNAL) ?
|
|
"Internal" : "ADAT1 optical");
|
|
|
|
snd_iprintf(buffer, "\n");
|
|
|
|
switch (rme9652_decode_spdif_in(rme9652->control_register &
|
|
RME9652_inp)) {
|
|
case RME9652_SPDIFIN_OPTICAL:
|
|
snd_iprintf(buffer, "IEC958 input: ADAT1\n");
|
|
break;
|
|
case RME9652_SPDIFIN_COAXIAL:
|
|
snd_iprintf(buffer, "IEC958 input: Coaxial\n");
|
|
break;
|
|
case RME9652_SPDIFIN_INTERN:
|
|
snd_iprintf(buffer, "IEC958 input: Internal\n");
|
|
break;
|
|
default:
|
|
snd_iprintf(buffer, "IEC958 input: ???\n");
|
|
break;
|
|
}
|
|
|
|
if (rme9652->control_register & RME9652_opt_out) {
|
|
snd_iprintf(buffer, "IEC958 output: Coaxial & ADAT1\n");
|
|
} else {
|
|
snd_iprintf(buffer, "IEC958 output: Coaxial only\n");
|
|
}
|
|
|
|
if (rme9652->control_register & RME9652_PRO) {
|
|
snd_iprintf(buffer, "IEC958 quality: Professional\n");
|
|
} else {
|
|
snd_iprintf(buffer, "IEC958 quality: Consumer\n");
|
|
}
|
|
|
|
if (rme9652->control_register & RME9652_EMP) {
|
|
snd_iprintf(buffer, "IEC958 emphasis: on\n");
|
|
} else {
|
|
snd_iprintf(buffer, "IEC958 emphasis: off\n");
|
|
}
|
|
|
|
if (rme9652->control_register & RME9652_Dolby) {
|
|
snd_iprintf(buffer, "IEC958 Dolby: on\n");
|
|
} else {
|
|
snd_iprintf(buffer, "IEC958 Dolby: off\n");
|
|
}
|
|
|
|
i = rme9652_spdif_sample_rate(rme9652);
|
|
|
|
if (i < 0) {
|
|
snd_iprintf(buffer,
|
|
"IEC958 sample rate: error flag set\n");
|
|
} else if (i == 0) {
|
|
snd_iprintf(buffer, "IEC958 sample rate: undetermined\n");
|
|
} else {
|
|
snd_iprintf(buffer, "IEC958 sample rate: %d\n", i);
|
|
}
|
|
|
|
snd_iprintf(buffer, "\n");
|
|
|
|
snd_iprintf(buffer, "ADAT Sample rate: %dHz\n",
|
|
rme9652_adat_sample_rate(rme9652));
|
|
|
|
/* Sync Check */
|
|
|
|
x = status & RME9652_sync_0;
|
|
if (status & RME9652_lock_0) {
|
|
snd_iprintf(buffer, "ADAT1: %s\n", x ? "Sync" : "Lock");
|
|
} else {
|
|
snd_iprintf(buffer, "ADAT1: No Lock\n");
|
|
}
|
|
|
|
x = status & RME9652_sync_1;
|
|
if (status & RME9652_lock_1) {
|
|
snd_iprintf(buffer, "ADAT2: %s\n", x ? "Sync" : "Lock");
|
|
} else {
|
|
snd_iprintf(buffer, "ADAT2: No Lock\n");
|
|
}
|
|
|
|
x = status & RME9652_sync_2;
|
|
if (status & RME9652_lock_2) {
|
|
snd_iprintf(buffer, "ADAT3: %s\n", x ? "Sync" : "Lock");
|
|
} else {
|
|
snd_iprintf(buffer, "ADAT3: No Lock\n");
|
|
}
|
|
|
|
snd_iprintf(buffer, "\n");
|
|
|
|
snd_iprintf(buffer, "Timecode signal: %s\n",
|
|
(status & RME9652_tc_valid) ? "yes" : "no");
|
|
|
|
/* thru modes */
|
|
|
|
snd_iprintf(buffer, "Punch Status:\n\n");
|
|
|
|
for (i = 0; i < rme9652->ss_channels; i++) {
|
|
if (thru_bits & (1 << i)) {
|
|
snd_iprintf(buffer, "%2d: on ", i + 1);
|
|
} else {
|
|
snd_iprintf(buffer, "%2d: off ", i + 1);
|
|
}
|
|
|
|
if (((i + 1) % 8) == 0) {
|
|
snd_iprintf(buffer, "\n");
|
|
}
|
|
}
|
|
|
|
snd_iprintf(buffer, "\n");
|
|
}
|
|
|
|
static void snd_rme9652_proc_init(struct snd_rme9652 *rme9652)
|
|
{
|
|
snd_card_ro_proc_new(rme9652->card, "rme9652", rme9652,
|
|
snd_rme9652_proc_read);
|
|
}
|
|
|
|
static void snd_rme9652_free_buffers(struct snd_rme9652 *rme9652)
|
|
{
|
|
snd_hammerfall_free_buffer(&rme9652->capture_dma_buf, rme9652->pci);
|
|
snd_hammerfall_free_buffer(&rme9652->playback_dma_buf, rme9652->pci);
|
|
}
|
|
|
|
static int snd_rme9652_free(struct snd_rme9652 *rme9652)
|
|
{
|
|
if (rme9652->irq >= 0)
|
|
rme9652_stop(rme9652);
|
|
snd_rme9652_free_buffers(rme9652);
|
|
|
|
if (rme9652->irq >= 0)
|
|
free_irq(rme9652->irq, (void *)rme9652);
|
|
iounmap(rme9652->iobase);
|
|
if (rme9652->port)
|
|
pci_release_regions(rme9652->pci);
|
|
|
|
if (pci_is_enabled(rme9652->pci))
|
|
pci_disable_device(rme9652->pci);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_initialize_memory(struct snd_rme9652 *rme9652)
|
|
{
|
|
unsigned long pb_bus, cb_bus;
|
|
|
|
if (snd_hammerfall_get_buffer(rme9652->pci, &rme9652->capture_dma_buf, RME9652_DMA_AREA_BYTES) < 0 ||
|
|
snd_hammerfall_get_buffer(rme9652->pci, &rme9652->playback_dma_buf, RME9652_DMA_AREA_BYTES) < 0) {
|
|
if (rme9652->capture_dma_buf.area)
|
|
snd_dma_free_pages(&rme9652->capture_dma_buf);
|
|
dev_err(rme9652->card->dev,
|
|
"%s: no buffers available\n", rme9652->card_name);
|
|
return -ENOMEM;
|
|
}
|
|
|
|
/* Align to bus-space 64K boundary */
|
|
|
|
cb_bus = ALIGN(rme9652->capture_dma_buf.addr, 0x10000ul);
|
|
pb_bus = ALIGN(rme9652->playback_dma_buf.addr, 0x10000ul);
|
|
|
|
/* Tell the card where it is */
|
|
|
|
rme9652_write(rme9652, RME9652_rec_buffer, cb_bus);
|
|
rme9652_write(rme9652, RME9652_play_buffer, pb_bus);
|
|
|
|
rme9652->capture_buffer = rme9652->capture_dma_buf.area + (cb_bus - rme9652->capture_dma_buf.addr);
|
|
rme9652->playback_buffer = rme9652->playback_dma_buf.area + (pb_bus - rme9652->playback_dma_buf.addr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void snd_rme9652_set_defaults(struct snd_rme9652 *rme9652)
|
|
{
|
|
unsigned int k;
|
|
|
|
/* ASSUMPTION: rme9652->lock is either held, or
|
|
there is no need to hold it (e.g. during module
|
|
initialization).
|
|
*/
|
|
|
|
/* set defaults:
|
|
|
|
SPDIF Input via Coax
|
|
autosync clock mode
|
|
maximum latency (7 = 8192 samples, 64Kbyte buffer,
|
|
which implies 2 4096 sample, 32Kbyte periods).
|
|
|
|
if rev 1.5, initialize the S/PDIF receiver.
|
|
|
|
*/
|
|
|
|
rme9652->control_register =
|
|
RME9652_inp_0 | rme9652_encode_latency(7);
|
|
|
|
rme9652_write(rme9652, RME9652_control_register, rme9652->control_register);
|
|
|
|
rme9652_reset_hw_pointer(rme9652);
|
|
rme9652_compute_period_size(rme9652);
|
|
|
|
/* default: thru off for all channels */
|
|
|
|
for (k = 0; k < RME9652_NCHANNELS; ++k)
|
|
rme9652_write(rme9652, RME9652_thru_base + k * 4, 0);
|
|
|
|
rme9652->thru_bits = 0;
|
|
rme9652->passthru = 0;
|
|
|
|
/* set a default rate so that the channel map is set up */
|
|
|
|
rme9652_set_rate(rme9652, 48000);
|
|
}
|
|
|
|
static irqreturn_t snd_rme9652_interrupt(int irq, void *dev_id)
|
|
{
|
|
struct snd_rme9652 *rme9652 = (struct snd_rme9652 *) dev_id;
|
|
|
|
if (!(rme9652_read(rme9652, RME9652_status_register) & RME9652_IRQ)) {
|
|
return IRQ_NONE;
|
|
}
|
|
|
|
rme9652_write(rme9652, RME9652_irq_clear, 0);
|
|
|
|
if (rme9652->capture_substream) {
|
|
snd_pcm_period_elapsed(rme9652->pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream);
|
|
}
|
|
|
|
if (rme9652->playback_substream) {
|
|
snd_pcm_period_elapsed(rme9652->pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream);
|
|
}
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
static snd_pcm_uframes_t snd_rme9652_hw_pointer(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
return rme9652_hw_pointer(rme9652);
|
|
}
|
|
|
|
static char *rme9652_channel_buffer_location(struct snd_rme9652 *rme9652,
|
|
int stream,
|
|
int channel)
|
|
|
|
{
|
|
int mapped_channel;
|
|
|
|
if (snd_BUG_ON(channel < 0 || channel >= RME9652_NCHANNELS))
|
|
return NULL;
|
|
|
|
if ((mapped_channel = rme9652->channel_map[channel]) < 0) {
|
|
return NULL;
|
|
}
|
|
|
|
if (stream == SNDRV_PCM_STREAM_CAPTURE) {
|
|
return rme9652->capture_buffer +
|
|
(mapped_channel * RME9652_CHANNEL_BUFFER_BYTES);
|
|
} else {
|
|
return rme9652->playback_buffer +
|
|
(mapped_channel * RME9652_CHANNEL_BUFFER_BYTES);
|
|
}
|
|
}
|
|
|
|
static int snd_rme9652_playback_copy(struct snd_pcm_substream *substream,
|
|
int channel, unsigned long pos,
|
|
void __user *src, unsigned long count)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
char *channel_buf;
|
|
|
|
if (snd_BUG_ON(pos + count > RME9652_CHANNEL_BUFFER_BYTES))
|
|
return -EINVAL;
|
|
|
|
channel_buf = rme9652_channel_buffer_location (rme9652,
|
|
substream->pstr->stream,
|
|
channel);
|
|
if (snd_BUG_ON(!channel_buf))
|
|
return -EIO;
|
|
if (copy_from_user(channel_buf + pos, src, count))
|
|
return -EFAULT;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_playback_copy_kernel(struct snd_pcm_substream *substream,
|
|
int channel, unsigned long pos,
|
|
void *src, unsigned long count)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
char *channel_buf;
|
|
|
|
channel_buf = rme9652_channel_buffer_location(rme9652,
|
|
substream->pstr->stream,
|
|
channel);
|
|
if (snd_BUG_ON(!channel_buf))
|
|
return -EIO;
|
|
memcpy(channel_buf + pos, src, count);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_capture_copy(struct snd_pcm_substream *substream,
|
|
int channel, unsigned long pos,
|
|
void __user *dst, unsigned long count)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
char *channel_buf;
|
|
|
|
if (snd_BUG_ON(pos + count > RME9652_CHANNEL_BUFFER_BYTES))
|
|
return -EINVAL;
|
|
|
|
channel_buf = rme9652_channel_buffer_location (rme9652,
|
|
substream->pstr->stream,
|
|
channel);
|
|
if (snd_BUG_ON(!channel_buf))
|
|
return -EIO;
|
|
if (copy_to_user(dst, channel_buf + pos, count))
|
|
return -EFAULT;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_capture_copy_kernel(struct snd_pcm_substream *substream,
|
|
int channel, unsigned long pos,
|
|
void *dst, unsigned long count)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
char *channel_buf;
|
|
|
|
channel_buf = rme9652_channel_buffer_location(rme9652,
|
|
substream->pstr->stream,
|
|
channel);
|
|
if (snd_BUG_ON(!channel_buf))
|
|
return -EIO;
|
|
memcpy(dst, channel_buf + pos, count);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_hw_silence(struct snd_pcm_substream *substream,
|
|
int channel, unsigned long pos,
|
|
unsigned long count)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
char *channel_buf;
|
|
|
|
channel_buf = rme9652_channel_buffer_location (rme9652,
|
|
substream->pstr->stream,
|
|
channel);
|
|
if (snd_BUG_ON(!channel_buf))
|
|
return -EIO;
|
|
memset(channel_buf + pos, 0, count);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_reset(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_substream *other;
|
|
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
|
|
other = rme9652->capture_substream;
|
|
else
|
|
other = rme9652->playback_substream;
|
|
if (rme9652->running)
|
|
runtime->status->hw_ptr = rme9652_hw_pointer(rme9652);
|
|
else
|
|
runtime->status->hw_ptr = 0;
|
|
if (other) {
|
|
struct snd_pcm_substream *s;
|
|
struct snd_pcm_runtime *oruntime = other->runtime;
|
|
snd_pcm_group_for_each_entry(s, substream) {
|
|
if (s == other) {
|
|
oruntime->status->hw_ptr = runtime->status->hw_ptr;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_hw_params(struct snd_pcm_substream *substream,
|
|
struct snd_pcm_hw_params *params)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
int err;
|
|
pid_t this_pid;
|
|
pid_t other_pid;
|
|
|
|
spin_lock_irq(&rme9652->lock);
|
|
|
|
if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) {
|
|
rme9652->control_register &= ~(RME9652_PRO | RME9652_Dolby | RME9652_EMP);
|
|
rme9652_write(rme9652, RME9652_control_register, rme9652->control_register |= rme9652->creg_spdif_stream);
|
|
this_pid = rme9652->playback_pid;
|
|
other_pid = rme9652->capture_pid;
|
|
} else {
|
|
this_pid = rme9652->capture_pid;
|
|
other_pid = rme9652->playback_pid;
|
|
}
|
|
|
|
if ((other_pid > 0) && (this_pid != other_pid)) {
|
|
|
|
/* The other stream is open, and not by the same
|
|
task as this one. Make sure that the parameters
|
|
that matter are the same.
|
|
*/
|
|
|
|
if ((int)params_rate(params) !=
|
|
rme9652_adat_sample_rate(rme9652)) {
|
|
spin_unlock_irq(&rme9652->lock);
|
|
_snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE);
|
|
return -EBUSY;
|
|
}
|
|
|
|
if (params_period_size(params) != rme9652->period_bytes / 4) {
|
|
spin_unlock_irq(&rme9652->lock);
|
|
_snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_PERIOD_SIZE);
|
|
return -EBUSY;
|
|
}
|
|
|
|
/* We're fine. */
|
|
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return 0;
|
|
|
|
} else {
|
|
spin_unlock_irq(&rme9652->lock);
|
|
}
|
|
|
|
/* how to make sure that the rate matches an externally-set one ?
|
|
*/
|
|
|
|
if ((err = rme9652_set_rate(rme9652, params_rate(params))) < 0) {
|
|
_snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE);
|
|
return err;
|
|
}
|
|
|
|
if ((err = rme9652_set_interrupt_interval(rme9652, params_period_size(params))) < 0) {
|
|
_snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_PERIOD_SIZE);
|
|
return err;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_channel_info(struct snd_pcm_substream *substream,
|
|
struct snd_pcm_channel_info *info)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
int chn;
|
|
|
|
if (snd_BUG_ON(info->channel >= RME9652_NCHANNELS))
|
|
return -EINVAL;
|
|
|
|
chn = rme9652->channel_map[array_index_nospec(info->channel,
|
|
RME9652_NCHANNELS)];
|
|
if (chn < 0)
|
|
return -EINVAL;
|
|
|
|
info->offset = chn * RME9652_CHANNEL_BUFFER_BYTES;
|
|
info->first = 0;
|
|
info->step = 32;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_ioctl(struct snd_pcm_substream *substream,
|
|
unsigned int cmd, void *arg)
|
|
{
|
|
switch (cmd) {
|
|
case SNDRV_PCM_IOCTL1_RESET:
|
|
{
|
|
return snd_rme9652_reset(substream);
|
|
}
|
|
case SNDRV_PCM_IOCTL1_CHANNEL_INFO:
|
|
{
|
|
struct snd_pcm_channel_info *info = arg;
|
|
return snd_rme9652_channel_info(substream, info);
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return snd_pcm_lib_ioctl(substream, cmd, arg);
|
|
}
|
|
|
|
static void rme9652_silence_playback(struct snd_rme9652 *rme9652)
|
|
{
|
|
memset(rme9652->playback_buffer, 0, RME9652_DMA_AREA_BYTES);
|
|
}
|
|
|
|
static int snd_rme9652_trigger(struct snd_pcm_substream *substream,
|
|
int cmd)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_substream *other;
|
|
int running;
|
|
spin_lock(&rme9652->lock);
|
|
running = rme9652->running;
|
|
switch (cmd) {
|
|
case SNDRV_PCM_TRIGGER_START:
|
|
running |= 1 << substream->stream;
|
|
break;
|
|
case SNDRV_PCM_TRIGGER_STOP:
|
|
running &= ~(1 << substream->stream);
|
|
break;
|
|
default:
|
|
snd_BUG();
|
|
spin_unlock(&rme9652->lock);
|
|
return -EINVAL;
|
|
}
|
|
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
|
|
other = rme9652->capture_substream;
|
|
else
|
|
other = rme9652->playback_substream;
|
|
|
|
if (other) {
|
|
struct snd_pcm_substream *s;
|
|
snd_pcm_group_for_each_entry(s, substream) {
|
|
if (s == other) {
|
|
snd_pcm_trigger_done(s, substream);
|
|
if (cmd == SNDRV_PCM_TRIGGER_START)
|
|
running |= 1 << s->stream;
|
|
else
|
|
running &= ~(1 << s->stream);
|
|
goto _ok;
|
|
}
|
|
}
|
|
if (cmd == SNDRV_PCM_TRIGGER_START) {
|
|
if (!(running & (1 << SNDRV_PCM_STREAM_PLAYBACK)) &&
|
|
substream->stream == SNDRV_PCM_STREAM_CAPTURE)
|
|
rme9652_silence_playback(rme9652);
|
|
} else {
|
|
if (running &&
|
|
substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
|
|
rme9652_silence_playback(rme9652);
|
|
}
|
|
} else {
|
|
if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
|
|
rme9652_silence_playback(rme9652);
|
|
}
|
|
_ok:
|
|
snd_pcm_trigger_done(substream, substream);
|
|
if (!rme9652->running && running)
|
|
rme9652_start(rme9652);
|
|
else if (rme9652->running && !running)
|
|
rme9652_stop(rme9652);
|
|
rme9652->running = running;
|
|
spin_unlock(&rme9652->lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_prepare(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
unsigned long flags;
|
|
|
|
spin_lock_irqsave(&rme9652->lock, flags);
|
|
if (!rme9652->running)
|
|
rme9652_reset_hw_pointer(rme9652);
|
|
spin_unlock_irqrestore(&rme9652->lock, flags);
|
|
return 0;
|
|
}
|
|
|
|
static const struct snd_pcm_hardware snd_rme9652_playback_subinfo =
|
|
{
|
|
.info = (SNDRV_PCM_INFO_MMAP |
|
|
SNDRV_PCM_INFO_MMAP_VALID |
|
|
SNDRV_PCM_INFO_NONINTERLEAVED |
|
|
SNDRV_PCM_INFO_SYNC_START |
|
|
SNDRV_PCM_INFO_DOUBLE),
|
|
.formats = SNDRV_PCM_FMTBIT_S32_LE,
|
|
.rates = (SNDRV_PCM_RATE_44100 |
|
|
SNDRV_PCM_RATE_48000 |
|
|
SNDRV_PCM_RATE_88200 |
|
|
SNDRV_PCM_RATE_96000),
|
|
.rate_min = 44100,
|
|
.rate_max = 96000,
|
|
.channels_min = 10,
|
|
.channels_max = 26,
|
|
.buffer_bytes_max = RME9652_CHANNEL_BUFFER_BYTES * 26,
|
|
.period_bytes_min = (64 * 4) * 10,
|
|
.period_bytes_max = (8192 * 4) * 26,
|
|
.periods_min = 2,
|
|
.periods_max = 2,
|
|
.fifo_size = 0,
|
|
};
|
|
|
|
static const struct snd_pcm_hardware snd_rme9652_capture_subinfo =
|
|
{
|
|
.info = (SNDRV_PCM_INFO_MMAP |
|
|
SNDRV_PCM_INFO_MMAP_VALID |
|
|
SNDRV_PCM_INFO_NONINTERLEAVED |
|
|
SNDRV_PCM_INFO_SYNC_START),
|
|
.formats = SNDRV_PCM_FMTBIT_S32_LE,
|
|
.rates = (SNDRV_PCM_RATE_44100 |
|
|
SNDRV_PCM_RATE_48000 |
|
|
SNDRV_PCM_RATE_88200 |
|
|
SNDRV_PCM_RATE_96000),
|
|
.rate_min = 44100,
|
|
.rate_max = 96000,
|
|
.channels_min = 10,
|
|
.channels_max = 26,
|
|
.buffer_bytes_max = RME9652_CHANNEL_BUFFER_BYTES *26,
|
|
.period_bytes_min = (64 * 4) * 10,
|
|
.period_bytes_max = (8192 * 4) * 26,
|
|
.periods_min = 2,
|
|
.periods_max = 2,
|
|
.fifo_size = 0,
|
|
};
|
|
|
|
static const unsigned int period_sizes[] = { 64, 128, 256, 512, 1024, 2048, 4096, 8192 };
|
|
|
|
static const struct snd_pcm_hw_constraint_list hw_constraints_period_sizes = {
|
|
.count = ARRAY_SIZE(period_sizes),
|
|
.list = period_sizes,
|
|
.mask = 0
|
|
};
|
|
|
|
static int snd_rme9652_hw_rule_channels(struct snd_pcm_hw_params *params,
|
|
struct snd_pcm_hw_rule *rule)
|
|
{
|
|
struct snd_rme9652 *rme9652 = rule->private;
|
|
struct snd_interval *c = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
|
|
unsigned int list[2] = { rme9652->ds_channels, rme9652->ss_channels };
|
|
return snd_interval_list(c, 2, list, 0);
|
|
}
|
|
|
|
static int snd_rme9652_hw_rule_channels_rate(struct snd_pcm_hw_params *params,
|
|
struct snd_pcm_hw_rule *rule)
|
|
{
|
|
struct snd_rme9652 *rme9652 = rule->private;
|
|
struct snd_interval *c = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
|
|
struct snd_interval *r = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
|
|
if (r->min > 48000) {
|
|
struct snd_interval t = {
|
|
.min = rme9652->ds_channels,
|
|
.max = rme9652->ds_channels,
|
|
.integer = 1,
|
|
};
|
|
return snd_interval_refine(c, &t);
|
|
} else if (r->max < 88200) {
|
|
struct snd_interval t = {
|
|
.min = rme9652->ss_channels,
|
|
.max = rme9652->ss_channels,
|
|
.integer = 1,
|
|
};
|
|
return snd_interval_refine(c, &t);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_hw_rule_rate_channels(struct snd_pcm_hw_params *params,
|
|
struct snd_pcm_hw_rule *rule)
|
|
{
|
|
struct snd_rme9652 *rme9652 = rule->private;
|
|
struct snd_interval *c = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
|
|
struct snd_interval *r = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
|
|
if (c->min >= rme9652->ss_channels) {
|
|
struct snd_interval t = {
|
|
.min = 44100,
|
|
.max = 48000,
|
|
.integer = 1,
|
|
};
|
|
return snd_interval_refine(r, &t);
|
|
} else if (c->max <= rme9652->ds_channels) {
|
|
struct snd_interval t = {
|
|
.min = 88200,
|
|
.max = 96000,
|
|
.integer = 1,
|
|
};
|
|
return snd_interval_refine(r, &t);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_playback_open(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
|
|
spin_lock_irq(&rme9652->lock);
|
|
|
|
snd_pcm_set_sync(substream);
|
|
|
|
runtime->hw = snd_rme9652_playback_subinfo;
|
|
runtime->dma_area = rme9652->playback_buffer;
|
|
runtime->dma_bytes = RME9652_DMA_AREA_BYTES;
|
|
|
|
if (rme9652->capture_substream == NULL) {
|
|
rme9652_stop(rme9652);
|
|
rme9652_set_thru(rme9652, -1, 0);
|
|
}
|
|
|
|
rme9652->playback_pid = current->pid;
|
|
rme9652->playback_substream = substream;
|
|
|
|
spin_unlock_irq(&rme9652->lock);
|
|
|
|
snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
|
|
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, &hw_constraints_period_sizes);
|
|
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
|
|
snd_rme9652_hw_rule_channels, rme9652,
|
|
SNDRV_PCM_HW_PARAM_CHANNELS, -1);
|
|
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
|
|
snd_rme9652_hw_rule_channels_rate, rme9652,
|
|
SNDRV_PCM_HW_PARAM_RATE, -1);
|
|
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
|
|
snd_rme9652_hw_rule_rate_channels, rme9652,
|
|
SNDRV_PCM_HW_PARAM_CHANNELS, -1);
|
|
|
|
rme9652->creg_spdif_stream = rme9652->creg_spdif;
|
|
rme9652->spdif_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
|
|
snd_ctl_notify(rme9652->card, SNDRV_CTL_EVENT_MASK_VALUE |
|
|
SNDRV_CTL_EVENT_MASK_INFO, &rme9652->spdif_ctl->id);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_playback_release(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
|
|
spin_lock_irq(&rme9652->lock);
|
|
|
|
rme9652->playback_pid = -1;
|
|
rme9652->playback_substream = NULL;
|
|
|
|
spin_unlock_irq(&rme9652->lock);
|
|
|
|
rme9652->spdif_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
|
|
snd_ctl_notify(rme9652->card, SNDRV_CTL_EVENT_MASK_VALUE |
|
|
SNDRV_CTL_EVENT_MASK_INFO, &rme9652->spdif_ctl->id);
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int snd_rme9652_capture_open(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
|
|
spin_lock_irq(&rme9652->lock);
|
|
|
|
snd_pcm_set_sync(substream);
|
|
|
|
runtime->hw = snd_rme9652_capture_subinfo;
|
|
runtime->dma_area = rme9652->capture_buffer;
|
|
runtime->dma_bytes = RME9652_DMA_AREA_BYTES;
|
|
|
|
if (rme9652->playback_substream == NULL) {
|
|
rme9652_stop(rme9652);
|
|
rme9652_set_thru(rme9652, -1, 0);
|
|
}
|
|
|
|
rme9652->capture_pid = current->pid;
|
|
rme9652->capture_substream = substream;
|
|
|
|
spin_unlock_irq(&rme9652->lock);
|
|
|
|
snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
|
|
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, &hw_constraints_period_sizes);
|
|
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
|
|
snd_rme9652_hw_rule_channels, rme9652,
|
|
SNDRV_PCM_HW_PARAM_CHANNELS, -1);
|
|
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
|
|
snd_rme9652_hw_rule_channels_rate, rme9652,
|
|
SNDRV_PCM_HW_PARAM_RATE, -1);
|
|
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
|
|
snd_rme9652_hw_rule_rate_channels, rme9652,
|
|
SNDRV_PCM_HW_PARAM_CHANNELS, -1);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_capture_release(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
|
|
|
|
spin_lock_irq(&rme9652->lock);
|
|
|
|
rme9652->capture_pid = -1;
|
|
rme9652->capture_substream = NULL;
|
|
|
|
spin_unlock_irq(&rme9652->lock);
|
|
return 0;
|
|
}
|
|
|
|
static const struct snd_pcm_ops snd_rme9652_playback_ops = {
|
|
.open = snd_rme9652_playback_open,
|
|
.close = snd_rme9652_playback_release,
|
|
.ioctl = snd_rme9652_ioctl,
|
|
.hw_params = snd_rme9652_hw_params,
|
|
.prepare = snd_rme9652_prepare,
|
|
.trigger = snd_rme9652_trigger,
|
|
.pointer = snd_rme9652_hw_pointer,
|
|
.copy_user = snd_rme9652_playback_copy,
|
|
.copy_kernel = snd_rme9652_playback_copy_kernel,
|
|
.fill_silence = snd_rme9652_hw_silence,
|
|
};
|
|
|
|
static const struct snd_pcm_ops snd_rme9652_capture_ops = {
|
|
.open = snd_rme9652_capture_open,
|
|
.close = snd_rme9652_capture_release,
|
|
.ioctl = snd_rme9652_ioctl,
|
|
.hw_params = snd_rme9652_hw_params,
|
|
.prepare = snd_rme9652_prepare,
|
|
.trigger = snd_rme9652_trigger,
|
|
.pointer = snd_rme9652_hw_pointer,
|
|
.copy_user = snd_rme9652_capture_copy,
|
|
.copy_kernel = snd_rme9652_capture_copy_kernel,
|
|
};
|
|
|
|
static int snd_rme9652_create_pcm(struct snd_card *card,
|
|
struct snd_rme9652 *rme9652)
|
|
{
|
|
struct snd_pcm *pcm;
|
|
int err;
|
|
|
|
if ((err = snd_pcm_new(card,
|
|
rme9652->card_name,
|
|
0, 1, 1, &pcm)) < 0) {
|
|
return err;
|
|
}
|
|
|
|
rme9652->pcm = pcm;
|
|
pcm->private_data = rme9652;
|
|
strcpy(pcm->name, rme9652->card_name);
|
|
|
|
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_rme9652_playback_ops);
|
|
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_rme9652_capture_ops);
|
|
|
|
pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_rme9652_create(struct snd_card *card,
|
|
struct snd_rme9652 *rme9652,
|
|
int precise_ptr)
|
|
{
|
|
struct pci_dev *pci = rme9652->pci;
|
|
int err;
|
|
int status;
|
|
unsigned short rev;
|
|
|
|
rme9652->irq = -1;
|
|
rme9652->card = card;
|
|
|
|
pci_read_config_word(rme9652->pci, PCI_CLASS_REVISION, &rev);
|
|
|
|
switch (rev & 0xff) {
|
|
case 3:
|
|
case 4:
|
|
case 8:
|
|
case 9:
|
|
break;
|
|
|
|
default:
|
|
/* who knows? */
|
|
return -ENODEV;
|
|
}
|
|
|
|
if ((err = pci_enable_device(pci)) < 0)
|
|
return err;
|
|
|
|
spin_lock_init(&rme9652->lock);
|
|
|
|
if ((err = pci_request_regions(pci, "rme9652")) < 0)
|
|
return err;
|
|
rme9652->port = pci_resource_start(pci, 0);
|
|
rme9652->iobase = ioremap(rme9652->port, RME9652_IO_EXTENT);
|
|
if (rme9652->iobase == NULL) {
|
|
dev_err(card->dev, "unable to remap region 0x%lx-0x%lx\n",
|
|
rme9652->port, rme9652->port + RME9652_IO_EXTENT - 1);
|
|
return -EBUSY;
|
|
}
|
|
|
|
if (request_irq(pci->irq, snd_rme9652_interrupt, IRQF_SHARED,
|
|
KBUILD_MODNAME, rme9652)) {
|
|
dev_err(card->dev, "unable to request IRQ %d\n", pci->irq);
|
|
return -EBUSY;
|
|
}
|
|
rme9652->irq = pci->irq;
|
|
card->sync_irq = rme9652->irq;
|
|
rme9652->precise_ptr = precise_ptr;
|
|
|
|
/* Determine the h/w rev level of the card. This seems like
|
|
a particularly kludgy way to encode it, but its what RME
|
|
chose to do, so we follow them ...
|
|
*/
|
|
|
|
status = rme9652_read(rme9652, RME9652_status_register);
|
|
if (rme9652_decode_spdif_rate(status&RME9652_F) == 1) {
|
|
rme9652->hw_rev = 15;
|
|
} else {
|
|
rme9652->hw_rev = 11;
|
|
}
|
|
|
|
/* Differentiate between the standard Hammerfall, and the
|
|
"Light", which does not have the expansion board. This
|
|
method comes from information received from Mathhias
|
|
Clausen at RME. Display the EEPROM and h/w revID where
|
|
relevant.
|
|
*/
|
|
|
|
switch (rev) {
|
|
case 8: /* original eprom */
|
|
strcpy(card->driver, "RME9636");
|
|
if (rme9652->hw_rev == 15) {
|
|
rme9652->card_name = "RME Digi9636 (Rev 1.5)";
|
|
} else {
|
|
rme9652->card_name = "RME Digi9636";
|
|
}
|
|
rme9652->ss_channels = RME9636_NCHANNELS;
|
|
break;
|
|
case 9: /* W36_G EPROM */
|
|
strcpy(card->driver, "RME9636");
|
|
rme9652->card_name = "RME Digi9636 (Rev G)";
|
|
rme9652->ss_channels = RME9636_NCHANNELS;
|
|
break;
|
|
case 4: /* W52_G EPROM */
|
|
strcpy(card->driver, "RME9652");
|
|
rme9652->card_name = "RME Digi9652 (Rev G)";
|
|
rme9652->ss_channels = RME9652_NCHANNELS;
|
|
break;
|
|
case 3: /* original eprom */
|
|
strcpy(card->driver, "RME9652");
|
|
if (rme9652->hw_rev == 15) {
|
|
rme9652->card_name = "RME Digi9652 (Rev 1.5)";
|
|
} else {
|
|
rme9652->card_name = "RME Digi9652";
|
|
}
|
|
rme9652->ss_channels = RME9652_NCHANNELS;
|
|
break;
|
|
}
|
|
|
|
rme9652->ds_channels = (rme9652->ss_channels - 2) / 2 + 2;
|
|
|
|
pci_set_master(rme9652->pci);
|
|
|
|
if ((err = snd_rme9652_initialize_memory(rme9652)) < 0) {
|
|
return err;
|
|
}
|
|
|
|
if ((err = snd_rme9652_create_pcm(card, rme9652)) < 0) {
|
|
return err;
|
|
}
|
|
|
|
if ((err = snd_rme9652_create_controls(card, rme9652)) < 0) {
|
|
return err;
|
|
}
|
|
|
|
snd_rme9652_proc_init(rme9652);
|
|
|
|
rme9652->last_spdif_sample_rate = -1;
|
|
rme9652->last_adat_sample_rate = -1;
|
|
rme9652->playback_pid = -1;
|
|
rme9652->capture_pid = -1;
|
|
rme9652->capture_substream = NULL;
|
|
rme9652->playback_substream = NULL;
|
|
|
|
snd_rme9652_set_defaults(rme9652);
|
|
|
|
if (rme9652->hw_rev == 15) {
|
|
rme9652_initialize_spdif_receiver (rme9652);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void snd_rme9652_card_free(struct snd_card *card)
|
|
{
|
|
struct snd_rme9652 *rme9652 = (struct snd_rme9652 *) card->private_data;
|
|
|
|
if (rme9652)
|
|
snd_rme9652_free(rme9652);
|
|
}
|
|
|
|
static int snd_rme9652_probe(struct pci_dev *pci,
|
|
const struct pci_device_id *pci_id)
|
|
{
|
|
static int dev;
|
|
struct snd_rme9652 *rme9652;
|
|
struct snd_card *card;
|
|
int err;
|
|
|
|
if (dev >= SNDRV_CARDS)
|
|
return -ENODEV;
|
|
if (!enable[dev]) {
|
|
dev++;
|
|
return -ENOENT;
|
|
}
|
|
|
|
err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
|
|
sizeof(struct snd_rme9652), &card);
|
|
|
|
if (err < 0)
|
|
return err;
|
|
|
|
rme9652 = (struct snd_rme9652 *) card->private_data;
|
|
card->private_free = snd_rme9652_card_free;
|
|
rme9652->dev = dev;
|
|
rme9652->pci = pci;
|
|
err = snd_rme9652_create(card, rme9652, precise_ptr[dev]);
|
|
if (err)
|
|
goto free_card;
|
|
|
|
strcpy(card->shortname, rme9652->card_name);
|
|
|
|
sprintf(card->longname, "%s at 0x%lx, irq %d",
|
|
card->shortname, rme9652->port, rme9652->irq);
|
|
err = snd_card_register(card);
|
|
if (err) {
|
|
free_card:
|
|
snd_card_free(card);
|
|
return err;
|
|
}
|
|
pci_set_drvdata(pci, card);
|
|
dev++;
|
|
return 0;
|
|
}
|
|
|
|
static void snd_rme9652_remove(struct pci_dev *pci)
|
|
{
|
|
snd_card_free(pci_get_drvdata(pci));
|
|
}
|
|
|
|
static struct pci_driver rme9652_driver = {
|
|
.name = KBUILD_MODNAME,
|
|
.id_table = snd_rme9652_ids,
|
|
.probe = snd_rme9652_probe,
|
|
.remove = snd_rme9652_remove,
|
|
};
|
|
|
|
module_pci_driver(rme9652_driver);
|