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Pisound: Remove spinlock usage around spi_sync

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Giedrius
2019-07-12 17:45:55 +03:00
committed by Phil Elwell
parent c03acd97ae
commit 51225c1ca6
1 changed files with 0 additions and 5 deletions
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5
sound/soc/bcm/pisound.c
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@@ -286,9 +286,6 @@ static irqreturn_t data_available_interrupt_handler(int irq, void *dev_id)
return IRQ_HANDLED;
}
static DEFINE_SPINLOCK(spilock);
static unsigned long spilockflags;
static uint16_t spi_transfer16(uint16_t val)
{
uint8_t txbuf[2];
@@ -333,9 +330,7 @@ static void spi_transfer(const uint8_t *txbuf, uint8_t *rxbuf, int len)
transfer.delay_usecs = 10;
spi_message_add_tail(&transfer, &msg);
spin_lock_irqsave(&spilock, spilockflags);
err = spi_sync(pisnd_spi_device, &msg);
spin_unlock_irqrestore(&spilock, spilockflags);
if (err < 0) {
printe("spi_sync error %d\n", err);