From: Yang Xiwen <forbidden405@outlook.com>
To: Ulf Hansson <ulf.hansson@linaro.org>,
Andrew Jeffery <andrew@codeconstruct.com.au>,
Adrian Hunter <adrian.hunter@intel.com>,
Joel Stanley <joel@jms.id.au>
Cc: linux-arm-kernel@lists.infradead.org, openbmc@lists.ozlabs.org,
linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-aspeed@lists.ozlabs.org
Subject: Re: [PATCH] mmc: host: replace 1st argument to struct device * for mmc_of_parse_clk_phase()
Date: Wed, 21 Feb 2024 20:48:25 +0800 [thread overview]
Message-ID: <SEZPR06MB695941B73156497A7E73CE8596572@SEZPR06MB6959.apcprd06.prod.outlook.com> (raw)
In-Reply-To: <20240215-mmc_phase-v1-1-f27644ee13e4@outlook.com>
On 2/15/2024 7:03 PM, Yang Xiwen via B4 Relay wrote:
> From: Yang Xiwen <forbidden405@outlook.com>
>
> Parsing dt usaully happens very early, sometimes even bofore struct
> mmc_host is allocated (e.g. dw_mci_probe() and dw_mci_parse_dt() in
> dw_mmc.c). Looking at the source of mmc_of_parse_clk_phase(), it's
> actually not mandatory to have a initialized mmc_host first, instead we
> can pass struct device * to it directly.
>
> Also fix the only current user (sdhci-of-aspeed.c).
>
> Signed-off-by: Yang Xiwen <forbidden405@outlook.com>
> ---
> drivers/mmc/core/host.c | 4 +---
> drivers/mmc/host/sdhci-of-aspeed.c | 2 +-
> include/linux/mmc/host.h | 2 +-
> 3 files changed, 3 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
> index cf396e8f34e9..8b2844ac5dc5 100644
> --- a/drivers/mmc/core/host.c
> +++ b/drivers/mmc/core/host.c
> @@ -234,10 +234,8 @@ static void mmc_of_parse_timing_phase(struct device *dev, const char *prop,
> }
>
> void
> -mmc_of_parse_clk_phase(struct mmc_host *host, struct mmc_clk_phase_map *map)
> +mmc_of_parse_clk_phase(struct device *dev, struct mmc_clk_phase_map *map)
> {
> - struct device *dev = host->parent;
> -
> mmc_of_parse_timing_phase(dev, "clk-phase-legacy",
> &map->phase[MMC_TIMING_LEGACY]);
> mmc_of_parse_timing_phase(dev, "clk-phase-mmc-hs",
> diff --git a/drivers/mmc/host/sdhci-of-aspeed.c b/drivers/mmc/host/sdhci-of-aspeed.c
> index 42d54532cabe..430c1f90037b 100644
> --- a/drivers/mmc/host/sdhci-of-aspeed.c
> +++ b/drivers/mmc/host/sdhci-of-aspeed.c
> @@ -435,7 +435,7 @@ static int aspeed_sdhci_probe(struct platform_device *pdev)
> goto err_sdhci_add;
>
> if (dev->phase_desc)
> - mmc_of_parse_clk_phase(host->mmc, &dev->phase_map);
> + mmc_of_parse_clk_phase(&pdev->dev, &dev->phase_map);
>
> ret = sdhci_add_host(host);
> if (ret)
> diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
> index 2f445c651742..5894bf912f7b 100644
> --- a/include/linux/mmc/host.h
> +++ b/include/linux/mmc/host.h
> @@ -539,7 +539,7 @@ struct mmc_host *devm_mmc_alloc_host(struct device *dev, int extra);
> int mmc_add_host(struct mmc_host *);
> void mmc_remove_host(struct mmc_host *);
> void mmc_free_host(struct mmc_host *);
> -void mmc_of_parse_clk_phase(struct mmc_host *host,
> +void mmc_of_parse_clk_phase(struct device *dev,
> struct mmc_clk_phase_map *map);
> int mmc_of_parse(struct mmc_host *host);
> int mmc_of_parse_voltage(struct mmc_host *host, u32 *mask);
>
> ---
> base-commit: 9d64bf433c53cab2f48a3fff7a1f2a696bc5229a
> change-id: 20240215-mmc_phase-26e85511285d
>
> Best regards,
Dear maintainers, this patch has been absorbed by the patchset here:
https://lore.kernel.org/all/20240221-b4-mmc-hi3798mv200-v6-1-bc41bf6a9769@outlook.com/
So do not apply this patch directly anymore.
--
Regards,
Yang Xiwen
prev parent reply other threads:[~2024-02-23 2:44 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-15 11:03 [PATCH] mmc: host: replace 1st argument to struct device * for mmc_of_parse_clk_phase() Yang Xiwen via B4 Relay
2024-02-15 16:47 ` Ulf Hansson
2024-02-15 17:15 ` Yang Xiwen
2024-02-16 0:17 ` Andrew Jeffery
2024-02-20 17:16 ` Paul Menzel
2024-02-21 12:48 ` Yang Xiwen [this message]
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