Re: [PATCH] tlg2300: cleanups when power management is not configured

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The function poseidon_fe_release is redundent in fact, I will remove it in future.

But now I still acked this patch. thanks a lot.

Acked-by: Huang Shijie <shijie8@xxxxxxxxx>
From: Márton Németh<nm127@xxxxxxxxxxx>

When power management is not configured (CONFIG_PM) then some code is no longer
necessary.

This patch will remove the following compiler warnings:
  * pd-dvb.c: In function 'poseidon_fe_release':
  * pd-dvb.c:101: warning: unused variable 'pd'
  * pd-video.c:14: warning: 'pm_video_suspend' declared 'static' but never defined
  * pd-video.c:15: warning: 'pm_video_resume' declared 'static' but never defined

Signed-off-by: Márton Németh<nm127@xxxxxxxxxxx>
---
diff -r 37581bb7e6f1 linux/drivers/media/video/tlg2300/pd-dvb.c
--- a/linux/drivers/media/video/tlg2300/pd-dvb.c	Wed Feb 24 22:48:50 2010 -0300
+++ b/linux/drivers/media/video/tlg2300/pd-dvb.c	Sun Feb 28 15:13:05 2010 +0100
@@ -96,15 +96,17 @@
  	return ret;
  }

+#ifdef CONFIG_PM
  static void poseidon_fe_release(struct dvb_frontend *fe)
  {
  	struct poseidon *pd = fe->demodulator_priv;

-#ifdef CONFIG_PM
  	pd->pm_suspend = NULL;
  	pd->pm_resume  = NULL;
+}
+#else
+#define poseidon_fe_release NULL
  #endif
-}

  static s32 poseidon_fe_sleep(struct dvb_frontend *fe)
  {
diff -r 37581bb7e6f1 linux/drivers/media/video/tlg2300/pd-video.c
--- a/linux/drivers/media/video/tlg2300/pd-video.c	Wed Feb 24 22:48:50 2010 -0300
+++ b/linux/drivers/media/video/tlg2300/pd-video.c	Sun Feb 28 15:13:05 2010 +0100
@@ -11,8 +11,10 @@
  #include "pd-common.h"
  #include "vendorcmds.h"

+#ifdef CONFIG_PM
  static int pm_video_suspend(struct poseidon *pd);
  static int pm_video_resume(struct poseidon *pd);
+#endif
  static void iso_bubble_handler(struct work_struct *w);

  int usb_transfer_mode;


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