linux-kernel - AW: [PATCH] mtd: nand: MTD_NAND_ECC_REALTEK should depend on HAS

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Message-ID: <01f801dc3853$104b8ce0$30e2a6a0$@gmx.de>
Date: Wed, 8 Oct 2025 14:57:10 +0200
From: <markus.stockhausen@....de>
To: "'Geert Uytterhoeven'" <geert@...ux-m68k.org>
Cc: <linux-mtd@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>,
	"'Miquel Raynal'" <miquel.raynal@...tlin.com>,
	"'Richard Weinberger'" <richard@....at>,
	"'Vignesh Raghavendra'" <vigneshr@...com>
Subject: AW: [PATCH] mtd: nand: MTD_NAND_ECC_REALTEK should depend on HAS_DMA

> Von: Geert Uytterhoeven <geert@...ux-m68k.org> 
> Gesendet: Mittwoch, 8. Oktober 2025 11:47
>
> If CONFIG_NO_DMA=y:
>
>     ERROR: modpost: "dma_free_pages" [drivers/mtd/nand/ecc-realtek.ko]
undefined!
>     ERROR: modpost: "dma_alloc_pages" [drivers/mtd/nand/ecc-realtek.ko]
undefined!
>
> The driver cannot function without DMA, hence fix this by adding a
> dependency on HAS_DMA.
>
> Fixes: 3148d0e5b1c5733d ("mtd: nand: realtek-ecc: Add Realtek external ECC
engine support")
> Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>

Thank you.