Re: [RFC 3/3] omap3+: sr: Reuse sr_[start|stop]_vddautocomp functions

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Jarkko Nikula wrote, on 03/02/2011 09:27 PM:
sr_start_vddautocomp and sr_stop_autocomp functions can be reused from
omap_sr_enable, omap_sr_disable and omap_sr_disable_reset_volt and by
adding one additional argument sr_stop_autocomp.

Signed-off-by: Jarkko Nikula<jhnikula@xxxxxxxxx>
---
  arch/arm/mach-omap2/smartreflex.c |   41 ++++++------------------------------
  1 files changed, 7 insertions(+), 34 deletions(-)

diff --git a/arch/arm/mach-omap2/smartreflex.c b/arch/arm/mach-omap2/smartreflex.c
index 11741d8..7e6002f 100644
--- a/arch/arm/mach-omap2/smartreflex.c
+++ b/arch/arm/mach-omap2/smartreflex.c
@@ -227,7 +227,7 @@ static void sr_start_vddautocomp(struct omap_sr *sr)
  		sr->autocomp_active = true;
  }

-static void sr_stop_vddautocomp(struct omap_sr *sr)
+static void sr_stop_vddautocomp(struct omap_sr *sr, int is_volt_reset)
  {
  	if (!sr->autocomp_active)
  		return;
@@ -239,7 +239,7 @@ static void sr_stop_vddautocomp(struct omap_sr *sr)
  		return;
  	}

-	if (!sr_class->disable(sr->voltdm, 1))
+	if (!sr_class->disable(sr->voltdm, is_volt_reset))
  		sr->autocomp_active = false;
  }

@@ -681,16 +681,7 @@ void omap_sr_enable(struct voltagedomain *voltdm)
  		return;
  	}

-	if (!sr->autocomp_active)
-		return;
-
-	if (!sr_class || !(sr_class->enable) || !(sr_class->configure)) {
-		dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not"
-			"registered\n", __func__);
-		return;
-	}
-
-	sr_class->enable(voltdm);
+	sr_start_vddautocomp(sr);
  }

  /**
@@ -714,16 +705,7 @@ void omap_sr_disable(struct voltagedomain *voltdm)
  		return;
  	}

-	if (!sr->autocomp_active)
-		return;
-
-	if (!sr_class || !(sr_class->disable)) {
-		dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not"
-			"registered\n", __func__);
-		return;
-	}
-
-	sr_class->disable(voltdm, 0);
+	sr_stop_vddautocomp(sr, 0);
  }

  /**
@@ -747,16 +729,7 @@ void omap_sr_disable_reset_volt(struct voltagedomain *voltdm)
  		return;
  	}

-	if (!sr->autocomp_active)
-		return;
-
-	if (!sr_class || !(sr_class->disable)) {
-		dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not"
-			"registered\n", __func__);
-		return;
-	}
-
-	sr_class->disable(voltdm, 1);
+	sr_stop_vddautocomp(sr, 1);
  }

  /**
@@ -809,7 +782,7 @@ static int omap_sr_autocomp_store(void *data, u64 val)
  	}

  	if (!val)
-		sr_stop_vddautocomp(sr_info);
+		sr_stop_vddautocomp(sr_info, 1);
  	else
  		sr_start_vddautocomp(sr_info);

@@ -976,7 +949,7 @@ static int __devexit omap_sr_remove(struct platform_device *pdev)
  	}

  	if (sr_info->autocomp_active)
-		sr_stop_vddautocomp(sr_info);
+		sr_stop_vddautocomp(sr_info, 1);

  	list_del(&sr_info->node);
  	iounmap(sr_info->base);

Looks like a nice cleanup to me.

if the motivation of patch 1/3 is to do this cleanup, I am altogether for it (lesser code == lesser bugs ;) ). btw, this should not impact class1.5 either - core sr.c sequencing has not been modified in sr1.5 :)

Depending on Kevin's views, either you or I or both of us can rebase depending on whose ever series gets pulled in first.. (either should be a very minimal effort).

--
Regards,
Nishanth Menon
--
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