Staging: most: MOST and MOSTCORE should depend on HAS_DMA
authorGeert Uytterhoeven <geert@linux-m68k.org>
Tue, 1 Sep 2015 20:05:58 +0000 (22:05 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 13 Sep 2015 16:24:44 +0000 (09:24 -0700)
If NO_DMA=y:

    ERROR: "dma_free_coherent" [drivers/staging/most/mostcore/mostcore.ko] undefined!
    ERROR: "dma_alloc_coherent" [drivers/staging/most/mostcore/mostcore.ko] undefined!

As all MOST sub drivers use DMA functionality, add a dependency on
HAS_DMA to MOSTCORE, and to MOST, which selects MOSTCORE.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/most/Kconfig
drivers/staging/most/mostcore/Kconfig

index d50de03..0b9b9b5 100644 (file)
@@ -1,5 +1,6 @@
 menuconfig MOST
         tristate "MOST driver"
+       depends on HAS_DMA
         select MOSTCORE
         default n
         ---help---
index 38abf1b..4717254 100644 (file)
@@ -4,6 +4,7 @@
 
 config MOSTCORE
        tristate "MOST Core"
+       depends on HAS_DMA
 
        ---help---
          Say Y here if you want to enable MOST support.