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From ace4e8240d581e6053f0165b2682a2db745d49dc Mon Sep 17 00:00:00 2001
From: Giedrius <giedrius@blokas.io>
Date: Fri, 12 Jul 2019 17:45:55 +0300
Subject: [PATCH 706/806] Pisound: Remove spinlock usage around spi_sync
---
sound/soc/bcm/pisound.c | 5 -----
1 file changed, 5 deletions(-)
--- a/sound/soc/bcm/pisound.c
+++ b/sound/soc/bcm/pisound.c
@@ -286,9 +286,6 @@ static irqreturn_t data_available_interr
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 *
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);
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