linux-kernel - [PATCH] iio: adc: TI_AM335X_ADC should depend on HAS

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Date:   Wed, 14 Dec 2016 13:30:24 +0100
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Jonathan Cameron <jic23@...nel.org>,
        Mugunthan V N <mugunthanvnm@...com>,
        Peter Ujfalusi <peter.ujfalusi@...com>,
        Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>
Cc:     linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
        Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: [PATCH] iio: adc: TI_AM335X_ADC should depend on HAS_DMA

If NO_DMA=y:

    ERROR: "bad_dma_ops" [drivers/iio/adc/ti_am335x_adc.ko] undefined!

Add a dependency on HAS_DMA to fix this.

Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
---
 drivers/iio/adc/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig
index 38bc319904c4c299..9c8b558ba19ecb03 100644
--- a/drivers/iio/adc/Kconfig
+++ b/drivers/iio/adc/Kconfig
@@ -561,7 +561,7 @@ config TI_ADS8688
 
 config TI_AM335X_ADC
 	tristate "TI's AM335X ADC driver"
-	depends on MFD_TI_AM335X_TSCADC
+	depends on MFD_TI_AM335X_TSCADC && HAS_DMA
 	select IIO_BUFFER
 	select IIO_KFIFO_BUF
 	help
-- 
1.9.1