diff options
Diffstat (limited to 'sound/firewire/dice/dice-transaction.c')
-rw-r--r-- | sound/firewire/dice/dice-transaction.c | 56 |
1 files changed, 1 insertions, 55 deletions
diff --git a/sound/firewire/dice/dice-transaction.c b/sound/firewire/dice/dice-transaction.c index a4ff4e0bc0af..0f0350320ae8 100644 --- a/sound/firewire/dice/dice-transaction.c +++ b/sound/firewire/dice/dice-transaction.c @@ -9,8 +9,6 @@ #include "dice.h" -#define NOTIFICATION_TIMEOUT_MS (2 * MSEC_PER_SEC) - static u64 get_subaddr(struct snd_dice *dice, enum snd_dice_addr_type type, u64 offset) { @@ -62,54 +60,6 @@ static unsigned int get_clock_info(struct snd_dice *dice, __be32 *info) info, 4); } -static int set_clock_info(struct snd_dice *dice, - unsigned int rate, unsigned int source) -{ - unsigned int i; - __be32 info; - u32 mask; - u32 clock; - int err; - - err = get_clock_info(dice, &info); - if (err < 0) - return err; - - clock = be32_to_cpu(info); - if (source != UINT_MAX) { - mask = CLOCK_SOURCE_MASK; - clock &= ~mask; - clock |= source; - } - if (rate != UINT_MAX) { - for (i = 0; i < ARRAY_SIZE(snd_dice_rates); i++) { - if (snd_dice_rates[i] == rate) - break; - } - if (i == ARRAY_SIZE(snd_dice_rates)) - return -EINVAL; - - mask = CLOCK_RATE_MASK; - clock &= ~mask; - clock |= i << CLOCK_RATE_SHIFT; - } - info = cpu_to_be32(clock); - - if (completion_done(&dice->clock_accepted)) - reinit_completion(&dice->clock_accepted); - - err = snd_dice_transaction_write_global(dice, GLOBAL_CLOCK_SELECT, - &info, 4); - if (err < 0) - return err; - - if (wait_for_completion_timeout(&dice->clock_accepted, - msecs_to_jiffies(NOTIFICATION_TIMEOUT_MS)) == 0) - return -ETIMEDOUT; - - return 0; -} - int snd_dice_transaction_get_clock_source(struct snd_dice *dice, unsigned int *source) { @@ -143,10 +93,6 @@ int snd_dice_transaction_get_rate(struct snd_dice *dice, unsigned int *rate) end: return err; } -int snd_dice_transaction_set_rate(struct snd_dice *dice, unsigned int rate) -{ - return set_clock_info(dice, rate, UINT_MAX); -} int snd_dice_transaction_set_enable(struct snd_dice *dice) { @@ -210,7 +156,7 @@ static void dice_notification(struct fw_card *card, struct fw_request *request, fw_send_response(card, request, RCODE_COMPLETE); - if (bits & NOTIFY_CLOCK_ACCEPTED) + if (bits & NOTIFY_LOCK_CHG) complete(&dice->clock_accepted); wake_up(&dice->hwdep_wait); } |