From: Adrian Hunter <adrian.hunter@intel.com>
To: Kishon Vijay Abraham I <kishon@ti.com>,
Ulf Hansson <ulf.hansson@linaro.org>,
Tony Lindgren <tony@atomide.com>,
Rob Herring <robh+dt@kernel.org>
Cc: nsekhar@ti.com, linux-omap@vger.kernel.org,
linux-mmc@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH 3/7] mmc: sdhci: Add callback to set bus mode
Date: Tue, 15 Aug 2017 10:38:24 +0300 [thread overview]
Message-ID: <c561b463-bf4b-1ad1-e053-19cec6d8fc28@intel.com> (raw)
In-Reply-To: <20170807160142.12134-4-kishon@ti.com>
On 07/08/17 19:01, Kishon Vijay Abraham I wrote:
> Add callback to set bus mode in sdhci library so that the
> controller driver can perform any bus mode specific configurations
> in the callback function.
A quirk isn't needed. Just hook ->set_ios() e.g.
host->mmc_host_ops.set_ios = sdhci_omap_set_ios;
Then sdhci_omap_set_ios() can call sdhci_set_ios() and then do the bus mode
setting.
>
> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
> ---
> drivers/mmc/host/sdhci.c | 3 +++
> drivers/mmc/host/sdhci.h | 1 +
> 2 files changed, 4 insertions(+)
>
> diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
> index fff0baadbc3e..d5050ec42481 100644
> --- a/drivers/mmc/host/sdhci.c
> +++ b/drivers/mmc/host/sdhci.c
> @@ -1747,6 +1747,9 @@ void sdhci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
> if (host->quirks & SDHCI_QUIRK_RESET_CMD_DATA_ON_IOS)
> sdhci_do_reset(host, SDHCI_RESET_CMD | SDHCI_RESET_DATA);
>
> + if (host->ops->set_bus_mode)
> + host->ops->set_bus_mode(host, ios->bus_mode);
> +
> mmiowb();
> }
> EXPORT_SYMBOL_GPL(sdhci_set_ios);
> diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
> index d778034e324d..39c7a2723906 100644
> --- a/drivers/mmc/host/sdhci.h
> +++ b/drivers/mmc/host/sdhci.h
> @@ -583,6 +583,7 @@ struct sdhci_ops {
> void (*adma_workaround)(struct sdhci_host *host, u32 intmask);
> void (*card_event)(struct sdhci_host *host);
> void (*voltage_switch)(struct sdhci_host *host);
> + void (*set_bus_mode)(struct sdhci_host *host, unsigned int mode);
> };
>
> #ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS
>
next prev parent reply other threads:[~2017-08-15 7:44 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-07 16:01 [RFC PATCH 0/7] mmc: Add OMAP SDHCI driver Kishon Vijay Abraham I
2017-08-07 16:01 ` [RFC PATCH 1/7] mmc: sdhci: Add quirk to indicate no CRC stripping in MMC_RSP_136 Kishon Vijay Abraham I
2017-08-15 7:27 ` Adrian Hunter
2017-08-17 5:20 ` Kishon Vijay Abraham I
2017-08-17 6:31 ` Adrian Hunter
2017-08-17 7:40 ` Kishon Vijay Abraham I
2017-08-07 16:01 ` [RFC PATCH 2/7] mmc: sdhci: Add quirk to indicate controller supports ADMA2 Kishon Vijay Abraham I
2017-08-15 7:33 ` Adrian Hunter
2017-08-17 5:30 ` Kishon Vijay Abraham I
2017-08-07 16:01 ` [RFC PATCH 3/7] mmc: sdhci: Add callback to set bus mode Kishon Vijay Abraham I
2017-08-15 7:38 ` Adrian Hunter [this message]
2017-08-17 5:31 ` Kishon Vijay Abraham I
2017-08-07 16:01 ` [RFC PATCH 4/7] mmc: sdhci: Add quirk to indicate broken POWER_CONTROL Kishon Vijay Abraham I
2017-08-15 7:41 ` Adrian Hunter
2017-08-17 5:32 ` Kishon Vijay Abraham I
2017-08-07 16:01 ` [RFC PATCH 5/7] dt-bindings: ti-omap-hsmmc: Document new compatible for sdhci omap Kishon Vijay Abraham I
2017-08-09 22:12 ` Tony Lindgren
2017-08-17 5:43 ` Kishon Vijay Abraham I
2017-08-17 16:05 ` Tony Lindgren
2017-08-07 16:01 ` [RFC PATCH 6/7] mmc: sdhci-omap: Add OMAP SDHCI driver Kishon Vijay Abraham I
2017-08-15 8:22 ` Adrian Hunter
2017-08-17 5:57 ` Kishon Vijay Abraham I
2017-08-17 6:43 ` Adrian Hunter
2017-08-17 7:59 ` Kishon Vijay Abraham I
2017-08-17 8:23 ` Adrian Hunter
2017-08-20 11:03 ` Kishon Vijay Abraham I
2017-08-07 16:01 ` [RFC PATCH 7/7] MAINTAINERS: Add TI OMAP SDHCI Maintainer Kishon Vijay Abraham I
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=c561b463-bf4b-1ad1-e053-19cec6d8fc28@intel.com \
--to=adrian.hunter@intel.com \
--cc=devicetree@vger.kernel.org \
--cc=kishon@ti.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mmc@vger.kernel.org \
--cc=linux-omap@vger.kernel.org \
--cc=nsekhar@ti.com \
--cc=robh+dt@kernel.org \
--cc=tony@atomide.com \
--cc=ulf.hansson@linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).