From: Addy Ke <addy.ke@rock-chips.com>
Date: Fri, 17 Oct 2014 01:44:13 +0000 (+0800)
Subject: spi/rockchip: spi controller must be disabled in tx callback too
X-Git-Tag: v3.18-rc3~42^2^5
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=2c2bc7489ef330c920fbcee99468aa36a909998a;p=karo-tx-linux.git

spi/rockchip: spi controller must be disabled in tx callback too

Signed-off-by: Addy Ke <addy.ke@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c
index 153269b60564..87bc16f491f0 100644
--- a/drivers/spi/spi-rockchip.c
+++ b/drivers/spi/spi-rockchip.c
@@ -418,8 +418,10 @@ static void rockchip_spi_dma_txcb(void *data)
 	spin_lock_irqsave(&rs->lock, flags);
 
 	rs->state &= ~TXBUSY;
-	if (!(rs->state & RXBUSY))
+	if (!(rs->state & RXBUSY)) {
+		spi_enable_chip(rs, 0);
 		spi_finalize_current_transfer(rs->master);
+	}
 
 	spin_unlock_irqrestore(&rs->lock, flags);
 }