Re: [PATCH] mtd: rawnand: denali: get ->setup_data_interface() working again

From: Boris Brezillon
Date: Fri Jan 18 2019 - 01:19:33 EST


On Fri, 18 Jan 2019 14:30:38 +0900
Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx> wrote:

> Commit 7a08dbaedd36 ("mtd: rawnand: Move ->setup_data_interface() to
> nand_controller_ops") missed to invert the if-conditonal for denali.
> Since then, the Denali NAND driver cannnot invoke setup_data_interface.
>
> Fixes: 7a08dbaedd36 ("mtd: rawnand: Move ->setup_data_interface() to nand_controller_ops")
> Cc: linux-stable <stable@xxxxxxxxxxxxxxx> # v4.20

Commit 7a08dbaedd36 was merged in 5.0, I'll drop Cc stable when
applying.

> Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
> ---
>
> drivers/mtd/nand/raw/denali.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/mtd/nand/raw/denali.c b/drivers/mtd/nand/raw/denali.c
> index eebac35..6e8edc9 100644
> --- a/drivers/mtd/nand/raw/denali.c
> +++ b/drivers/mtd/nand/raw/denali.c
> @@ -1322,7 +1322,7 @@ int denali_init(struct denali_nand_info *denali)
> }
>
> /* clk rate info is needed for setup_data_interface */
> - if (denali->clk_rate && denali->clk_x_rate)
> + if (!denali->clk_rate || !denali->clk_x_rate)
> chip->options |= NAND_KEEP_TIMINGS;
>
> chip->legacy.dummy_controller.ops = &denali_controller_ops;