linux-kernel - Re: [PATCH] mmc: sdhci-of-dwcmshc: set CQE irq-handler for rockchip variants

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Message-ID: <CAPDyKFp3hPJ02W8O0T1RjcNYor3HCK9VTjOHmjPKoP7YJ+1-jw@mail.gmail.com>
Date: Tue, 4 Jun 2024 13:13:47 +0200
From: Ulf Hansson <ulf.hansson@...aro.org>
To: Heiko Stuebner <heiko@...ech.de>
Cc: adrian.hunter@...el.com, serghox@...il.com, linux-mmc@...r.kernel.org, 
	linux-kernel@...r.kernel.org, quentin.schulz@...rry.de, 
	Heiko Stuebner <heiko.stuebner@...rry.de>
Subject: Re: [PATCH] mmc: sdhci-of-dwcmshc: set CQE irq-handler for rockchip variants

On Thu, 30 May 2024 at 23:55, Heiko Stuebner <heiko@...ech.de> wrote:
>
> From: Heiko Stuebner <heiko.stuebner@...rry.de>
>
> The dwcmshc used on Rockchip rk3568 and rk3588 can use cqe, so set
> the needed irq handler.
>
> Tested on a rk3588-tiger SoM with dd, hdparm and fio. fio performance
> does increase slightly from
>
> Run status group 0 (all jobs):
>    READ: bw=209MiB/s (219MB/s), 209MiB/s-209MiB/s (219MB/s-219MB/s), io=4096MiB (4295MB), run=19607-19607msec
>
> without CQE to
>
> Run status group 0 (all jobs):
>    READ: bw=215MiB/s (225MB/s), 215MiB/s-215MiB/s (225MB/s-225MB/s), io=4096MiB (4295MB), run=19062-19062msec
>
> with CQE enabled.
>
> Signed-off-by: Heiko Stuebner <heiko.stuebner@...rry.de>

Applied for next, thanks!

Kind regards
Uffe


> ---
>  drivers/mmc/host/sdhci-of-dwcmshc.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/mmc/host/sdhci-of-dwcmshc.c b/drivers/mmc/host/sdhci-of-dwcmshc.c
> index 4410d4523728d..3c203857189f9 100644
> --- a/drivers/mmc/host/sdhci-of-dwcmshc.c
> +++ b/drivers/mmc/host/sdhci-of-dwcmshc.c
> @@ -908,6 +908,7 @@ static const struct sdhci_ops sdhci_dwcmshc_rk35xx_ops = {
>         .get_max_clock          = rk35xx_get_max_clock,
>         .reset                  = rk35xx_sdhci_reset,
>         .adma_write_desc        = dwcmshc_adma_write_desc,
> +       .irq                    = dwcmshc_cqe_irq_handler,
>  };
>
>  static const struct sdhci_ops sdhci_dwcmshc_th1520_ops = {
> --
> 2.39.2
>