diff mbox

[RESEND,05/12] mmc: sdhci-pxav3: Remove checks for mandatory host clock

Message ID 1413883364-681-6-git-send-email-sebastian.hesselbarth@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Sebastian Hesselbarth Oct. 21, 2014, 9:22 a.m. UTC
NULL-checking a struct clk it not only wrong but also not required as
for PXAv3 driver the corresponding clock is mandatory. Remove the
checks from sdhci_pxav3_runtime_{suspend,resume}.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
---
Cc: Chris Ball <chris@printf.net>
Cc: Ulf Hansson <ulf.hansson@linaro.org>
Cc: "Antoine Ténart" <antoine.tenart@free-electrons.com>
Cc: linux-mmc@vger.kernel.org
Cc: devicetree@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
---
 drivers/mmc/host/sdhci-pxav3.c | 20 ++++++++------------
 1 file changed, 8 insertions(+), 12 deletions(-)

Comments

Ulf Hansson Oct. 27, 2014, 1:39 p.m. UTC | #1
On 21 October 2014 11:22, Sebastian Hesselbarth
<sebastian.hesselbarth@gmail.com> wrote:
> NULL-checking a struct clk it not only wrong but also not required as
> for PXAv3 driver the corresponding clock is mandatory. Remove the
> checks from sdhci_pxav3_runtime_{suspend,resume}.
>
> Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>

Thanks! Applied for next!

Kind regards
Uffe


> ---
> Cc: Chris Ball <chris@printf.net>
> Cc: Ulf Hansson <ulf.hansson@linaro.org>
> Cc: "Antoine Ténart" <antoine.tenart@free-electrons.com>
> Cc: linux-mmc@vger.kernel.org
> Cc: devicetree@vger.kernel.org
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: linux-kernel@vger.kernel.org
> ---
>  drivers/mmc/host/sdhci-pxav3.c | 20 ++++++++------------
>  1 file changed, 8 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c
> index d1f63d32b2cd..e52bbbb09d88 100644
> --- a/drivers/mmc/host/sdhci-pxav3.c
> +++ b/drivers/mmc/host/sdhci-pxav3.c
> @@ -448,13 +448,11 @@ static int sdhci_pxav3_runtime_suspend(struct device *dev)
>         struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
>         unsigned long flags;
>
> -       if (pltfm_host->clk) {
> -               spin_lock_irqsave(&host->lock, flags);
> -               host->runtime_suspended = true;
> -               spin_unlock_irqrestore(&host->lock, flags);
> +       spin_lock_irqsave(&host->lock, flags);
> +       host->runtime_suspended = true;
> +       spin_unlock_irqrestore(&host->lock, flags);
>
> -               clk_disable_unprepare(pltfm_host->clk);
> -       }
> +       clk_disable_unprepare(pltfm_host->clk);
>
>         return 0;
>  }
> @@ -465,13 +463,11 @@ static int sdhci_pxav3_runtime_resume(struct device *dev)
>         struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
>         unsigned long flags;
>
> -       if (pltfm_host->clk) {
> -               clk_prepare_enable(pltfm_host->clk);
> +       clk_prepare_enable(pltfm_host->clk);
>
> -               spin_lock_irqsave(&host->lock, flags);
> -               host->runtime_suspended = false;
> -               spin_unlock_irqrestore(&host->lock, flags);
> -       }
> +       spin_lock_irqsave(&host->lock, flags);
> +       host->runtime_suspended = false;
> +       spin_unlock_irqrestore(&host->lock, flags);
>
>         return 0;
>  }
> --
> 2.1.1
>
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diff mbox

Patch

diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c
index d1f63d32b2cd..e52bbbb09d88 100644
--- a/drivers/mmc/host/sdhci-pxav3.c
+++ b/drivers/mmc/host/sdhci-pxav3.c
@@ -448,13 +448,11 @@  static int sdhci_pxav3_runtime_suspend(struct device *dev)
 	struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
 	unsigned long flags;
 
-	if (pltfm_host->clk) {
-		spin_lock_irqsave(&host->lock, flags);
-		host->runtime_suspended = true;
-		spin_unlock_irqrestore(&host->lock, flags);
+	spin_lock_irqsave(&host->lock, flags);
+	host->runtime_suspended = true;
+	spin_unlock_irqrestore(&host->lock, flags);
 
-		clk_disable_unprepare(pltfm_host->clk);
-	}
+	clk_disable_unprepare(pltfm_host->clk);
 
 	return 0;
 }
@@ -465,13 +463,11 @@  static int sdhci_pxav3_runtime_resume(struct device *dev)
 	struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
 	unsigned long flags;
 
-	if (pltfm_host->clk) {
-		clk_prepare_enable(pltfm_host->clk);
+	clk_prepare_enable(pltfm_host->clk);
 
-		spin_lock_irqsave(&host->lock, flags);
-		host->runtime_suspended = false;
-		spin_unlock_irqrestore(&host->lock, flags);
-	}
+	spin_lock_irqsave(&host->lock, flags);
+	host->runtime_suspended = false;
+	spin_unlock_irqrestore(&host->lock, flags);
 
 	return 0;
 }