linux-kernel - Re: [PATCH] net: hisilicon: NET_VENDOR_HISILICON should depend on HAS

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Message-ID: <6095433.PbGKVamcAs@wuerfel>
Date:	Mon, 09 Nov 2015 10:46:34 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:	"David S. Miller" <davem@...emloft.net>,
	huangdaode <huangdaode@...ilicon.com>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: hisilicon: NET_VENDOR_HISILICON should depend on HAS_DMA

On Monday 09 November 2015 10:34:30 Geert Uytterhoeven wrote:
> If NO_DMA=y:
> 
>     ERROR: "dma_set_mask" [drivers/net/ethernet/hisilicon/hns/hns_enet_drv.ko] undefined!
>     ERROR: "dma_unmap_single" [drivers/net/ethernet/hisilicon/hns/hns_enet_drv.ko] undefined!
>     ERROR: "dma_unmap_page" [drivers/net/ethernet/hisilicon/hns/hns_enet_drv.ko] undefined!
>     ERROR: "dma_mapping_error" [drivers/net/ethernet/hisilicon/hns/hns_enet_drv.ko] undefined!
>     ERROR: "dma_map_page" [drivers/net/ethernet/hisilicon/hns/hns_enet_drv.ko] undefined!
>     ERROR: "dma_supported" [drivers/net/ethernet/hisilicon/hns/hns_enet_drv.ko] undefined!
>     ERROR: "dma_map_single" [drivers/net/ethernet/hisilicon/hns/hns_enet_drv.ko] undefined!
>     ERROR: "dma_set_mask" [drivers/net/ethernet/hisilicon/hns/hns_dsaf.ko] undefined!
>     ERROR: "dma_supported" [drivers/net/ethernet/hisilicon/hns/hns_dsaf.ko] undefined!
>     ERROR: "dma_unmap_single" [drivers/net/ethernet/hisilicon/hns/hnae.ko] undefined!
>     ERROR: "dma_unmap_page" [drivers/net/ethernet/hisilicon/hns/hnae.ko] undefined!
>     ERROR: "dma_mapping_error" [drivers/net/ethernet/hisilicon/hns/hnae.ko] undefined!
>     ERROR: "dma_map_page" [drivers/net/ethernet/hisilicon/hns/hnae.ko] undefined!
>     ERROR: "dma_map_single" [drivers/net/ethernet/hisilicon/hns/hnae.ko] undefined!
>     ERROR: "dma_alloc_coherent" [drivers/net/ethernet/hisilicon/hix5hd2_gmac.ko] undefined!
>     ERROR: "dma_mapping_error" [drivers/net/ethernet/hisilicon/hix5hd2_gmac.ko] undefined!
>     ERROR: "dma_map_single" [drivers/net/ethernet/hisilicon/hix5hd2_gmac.ko] undefined!
>     ERROR: "dma_unmap_single" [drivers/net/ethernet/hisilicon/hix5hd2_gmac.ko] undefined!
>     ERROR: "dma_free_coherent" [drivers/net/ethernet/hisilicon/hix5hd2_gmac.ko] undefined!
>     ERROR: "dma_alloc_coherent" [drivers/net/ethernet/hisilicon/hip04_eth.ko] undefined!
>     ERROR: "dma_mapping_error" [drivers/net/ethernet/hisilicon/hip04_eth.ko] undefined!
>     ERROR: "dma_map_single" [drivers/net/ethernet/hisilicon/hip04_eth.ko] undefined!
>     ERROR: "dma_unmap_single" [drivers/net/ethernet/hisilicon/hip04_eth.ko] undefined!
>     ERROR: "dma_free_coherent" [drivers/net/ethernet/hisilicon/hip04_eth.ko] undefined!
> 
> As this affects all of HNS_ENET, HNS_DSAF, HNS, HIX5HD2_GMAC, and
> HIP04_ETH, add a dependency on HAS_DMA to the main NET_VENDOR_HISILICON
> symbol to fix this.
> 
> Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
> 

Acked-by: Arnd Bergmann <arnd@...db.de>
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