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Groups > linux.kernel > #1691850 > unrolled thread

[PATCH 041/102] mmc: tegra: explicitly request exclusive reset control

Started byPhilipp Zabel <p.zabel@pengutronix.de>
First post2017-07-19 17:30 +0200
Last post2017-07-27 16:50 +0200
Articles 2 — 2 participants

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  [PATCH 041/102] mmc: tegra: explicitly request exclusive reset control Philipp Zabel <p.zabel@pengutronix.de> - 2017-07-19 17:30 +0200
    Re: [PATCH 041/102] mmc: tegra: explicitly request exclusive reset control Ulf Hansson <ulf.hansson@linaro.org> - 2017-07-27 16:50 +0200

#1691850 — [PATCH 041/102] mmc: tegra: explicitly request exclusive reset control

FromPhilipp Zabel <p.zabel@pengutronix.de>
Date2017-07-19 17:30 +0200
Subject[PATCH 041/102] mmc: tegra: explicitly request exclusive reset control
Message-ID<u4Z5g-1XQ-33@gated-at.bofh.it>
Commit a53e35db70d1 ("reset: Ensure drivers are explicit when requesting
reset lines") started to transition the reset control request API calls
to explicitly state whether the driver needs exclusive or shared reset
control behavior. Convert all drivers requesting exclusive resets to the
explicit API call so the temporary transition helpers can be removed.

No functional changes.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Jonathan Hunter <jonathanh@nvidia.com>
Cc: linux-mmc@vger.kernel.org
Cc: linux-tegra@vger.kernel.org
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
---
 drivers/mmc/host/sdhci-tegra.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index 7f93079c7a3ad..f668a6fa17654 100644
--- a/drivers/mmc/host/sdhci-tegra.c
+++ b/drivers/mmc/host/sdhci-tegra.c
@@ -508,7 +508,8 @@ static int sdhci_tegra_probe(struct platform_device *pdev)
 	clk_prepare_enable(clk);
 	pltfm_host->clk = clk;
 
-	tegra_host->rst = devm_reset_control_get(&pdev->dev, "sdhci");
+	tegra_host->rst = devm_reset_control_get_exclusive(&pdev->dev,
+							   "sdhci");
 	if (IS_ERR(tegra_host->rst)) {
 		rc = PTR_ERR(tegra_host->rst);
 		dev_err(&pdev->dev, "failed to get reset control: %d\n", rc);
-- 
2.11.0

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#1698052

FromUlf Hansson <ulf.hansson@linaro.org>
Date2017-07-27 16:50 +0200
Message-ID<u7SgX-7jy-25@gated-at.bofh.it>
In reply to#1691850
On 19 July 2017 at 17:25, Philipp Zabel <p.zabel@pengutronix.de> wrote:
> Commit a53e35db70d1 ("reset: Ensure drivers are explicit when requesting
> reset lines") started to transition the reset control request API calls
> to explicitly state whether the driver needs exclusive or shared reset
> control behavior. Convert all drivers requesting exclusive resets to the
> explicit API call so the temporary transition helpers can be removed.
>
> No functional changes.
>
> Cc: Adrian Hunter <adrian.hunter@intel.com>
> Cc: Ulf Hansson <ulf.hansson@linaro.org>
> Cc: Thierry Reding <thierry.reding@gmail.com>
> Cc: Jonathan Hunter <jonathanh@nvidia.com>
> Cc: linux-mmc@vger.kernel.org
> Cc: linux-tegra@vger.kernel.org
> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>


Thanks, applied for next!

Kind regards
Uffe

> ---
>  drivers/mmc/host/sdhci-tegra.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
> index 7f93079c7a3ad..f668a6fa17654 100644
> --- a/drivers/mmc/host/sdhci-tegra.c
> +++ b/drivers/mmc/host/sdhci-tegra.c
> @@ -508,7 +508,8 @@ static int sdhci_tegra_probe(struct platform_device *pdev)
>         clk_prepare_enable(clk);
>         pltfm_host->clk = clk;
>
> -       tegra_host->rst = devm_reset_control_get(&pdev->dev, "sdhci");
> +       tegra_host->rst = devm_reset_control_get_exclusive(&pdev->dev,
> +                                                          "sdhci");
>         if (IS_ERR(tegra_host->rst)) {
>                 rc = PTR_ERR(tegra_host->rst);
>                 dev_err(&pdev->dev, "failed to get reset control: %d\n", rc);
> --
> 2.11.0
>

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