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From: Jimmy RUBIN <jimmy.rubin@stericsson.com>
To: linux-arm-kernel@lists.infradead.org
Subject: RE: [PATCH 07/10] MCDE: Add display subsystem framework
Date: Thu, 25 Nov 2010 07:16:38 +0000	[thread overview]
Message-ID: <F45880696056844FA6A73F415B568C695365D85C41@EXDCVYMBSTM006.EQ1STM.local> (raw)
In-Reply-To: <201011121738.53536.arnd@arndb.de>

Hi,

> > +struct kobj_type ovly_type = {
> > +	.release = overlay_release,
> > +};
> 
> You certainly should not define a new kobj_type for use in a device
> driver.
> This is an internal data structure of the linux core code. It might
> make
> sense if you were trying to become the new frame buffer layer
> maintainer
> and rewrite all the existing drivers to be based on the concept of
> overlays, but even then there is probably a better way.
> 
> Maybe you were thinking of using kref instead of kobj?
> 

Good point, I looked at kref and that is what we want to do.

> > +int __init mcde_dss_init(void)
> > +{
> > +	return 0;
> > +}
> > +
> > +void mcde_dss_exit(void)
> > +{
> > +}
> 
> If they don't do anything, don't define them.
> 
Agree, will remove them

/Jimmy

WARNING: multiple messages have this Message-ID (diff)
From: jimmy.rubin@stericsson.com (Jimmy RUBIN)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 07/10] MCDE: Add display subsystem framework
Date: Thu, 25 Nov 2010 08:16:38 +0100	[thread overview]
Message-ID: <F45880696056844FA6A73F415B568C695365D85C41@EXDCVYMBSTM006.EQ1STM.local> (raw)
In-Reply-To: <201011121738.53536.arnd@arndb.de>

Hi,

> > +struct kobj_type ovly_type = {
> > +	.release = overlay_release,
> > +};
> 
> You certainly should not define a new kobj_type for use in a device
> driver.
> This is an internal data structure of the linux core code. It might
> make
> sense if you were trying to become the new frame buffer layer
> maintainer
> and rewrite all the existing drivers to be based on the concept of
> overlays, but even then there is probably a better way.
> 
> Maybe you were thinking of using kref instead of kobj?
> 

Good point, I looked at kref and that is what we want to do.

> > +int __init mcde_dss_init(void)
> > +{
> > +	return 0;
> > +}
> > +
> > +void mcde_dss_exit(void)
> > +{
> > +}
> 
> If they don't do anything, don't define them.
> 
Agree, will remove them

/Jimmy

  reply	other threads:[~2010-11-25  7:16 UTC|newest]

Thread overview: 130+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-10 12:04 [PATCH 00/10] MCDE: Add frame buffer device driver Jimmy Rubin
2010-11-10 12:04 ` Jimmy Rubin
2010-11-10 12:04 ` Jimmy Rubin
2010-11-10 12:04 ` [PATCH 01/10] MCDE: Add hardware abstraction layer Jimmy Rubin
2010-11-10 12:04   ` Jimmy Rubin
2010-11-10 12:04   ` Jimmy Rubin
2010-11-10 12:04   ` [PATCH 02/10] MCDE: Add configuration registers Jimmy Rubin
2010-11-10 12:04     ` Jimmy Rubin
2010-11-10 12:04     ` Jimmy Rubin
2010-11-10 12:04     ` [PATCH 03/10] MCDE: Add pixel processing registers Jimmy Rubin
2010-11-10 12:04       ` Jimmy Rubin
2010-11-10 12:04       ` Jimmy Rubin
2010-11-10 12:04       ` [PATCH 04/10] MCDE: Add formatter registers Jimmy Rubin
2010-11-10 12:04         ` Jimmy Rubin
2010-11-10 12:04         ` Jimmy Rubin
2010-11-10 12:04         ` [PATCH 05/10] MCDE: Add dsi link registers Jimmy Rubin
2010-11-10 12:04           ` Jimmy Rubin
2010-11-10 12:04           ` Jimmy Rubin
2010-11-10 12:04           ` [PATCH 06/10] MCDE: Add generic display Jimmy Rubin
2010-11-10 12:04             ` Jimmy Rubin
2010-11-10 12:04             ` Jimmy Rubin
2010-11-10 12:04             ` [PATCH 07/10] MCDE: Add display subsystem framework Jimmy Rubin
2010-11-10 12:04               ` Jimmy Rubin
2010-11-10 12:04               ` Jimmy Rubin
2010-11-10 12:04               ` [PATCH 08/10] MCDE: Add frame buffer device Jimmy Rubin
2010-11-10 12:04                 ` Jimmy Rubin
2010-11-10 12:04                 ` Jimmy Rubin
2010-11-10 12:04                 ` [PATCH 09/10] MCDE: Add build files and bus Jimmy Rubin
2010-11-10 12:04                   ` Jimmy Rubin
2010-11-10 12:04                   ` Jimmy Rubin
2010-11-10 12:04                   ` [PATCH 10/10] ux500: MCDE: Add platform specific data Jimmy Rubin
2010-11-10 12:04                     ` Jimmy Rubin
2010-11-10 12:04                     ` Jimmy Rubin
2010-11-12 16:03                     ` Arnd Bergmann
2010-11-12 16:03                       ` Arnd Bergmann
2010-11-12 16:03                       ` Arnd Bergmann
2010-11-25 11:20                       ` Jimmy RUBIN
2010-11-25 11:20                         ` Jimmy RUBIN
2010-11-12 16:23                   ` [PATCH 09/10] MCDE: Add build files and bus Arnd Bergmann
2010-11-12 16:23                     ` Arnd Bergmann
2010-11-12 16:23                     ` Arnd Bergmann
2010-11-12 16:29                 ` [PATCH 08/10] MCDE: Add frame buffer device Arnd Bergmann
2010-11-12 16:29                   ` Arnd Bergmann
2010-11-12 16:29                   ` Arnd Bergmann
2010-11-25 11:52                   ` Jimmy RUBIN
2010-11-25 11:52                     ` Jimmy RUBIN
2010-11-12 16:38               ` [PATCH 07/10] MCDE: Add display subsystem framework Arnd Bergmann
2010-11-12 16:38                 ` Arnd Bergmann
2010-11-12 16:38                 ` Arnd Bergmann
2010-11-25  7:16                 ` Jimmy RUBIN [this message]
2010-11-25  7:16                   ` Jimmy RUBIN
2010-11-12 15:46       ` [PATCH 03/10] MCDE: Add pixel processing registers Arnd Bergmann
2010-11-12 15:46         ` Arnd Bergmann
2010-11-12 15:46         ` Arnd Bergmann
2010-11-12 15:14     ` [PATCH 02/10] MCDE: Add configuration registers Arnd Bergmann
2010-11-12 15:14       ` Arnd Bergmann
2010-11-12 15:14       ` Arnd Bergmann
2010-11-12 15:34       ` Russell King - ARM Linux
2010-11-12 15:34         ` Russell King - ARM Linux
2010-11-12 15:34         ` Russell King - ARM Linux
2010-11-15 14:25         ` Arnd Bergmann
2010-11-15 14:25           ` Arnd Bergmann
2010-11-15 14:25           ` Arnd Bergmann
2010-11-15 14:59           ` Russell King - ARM Linux
2010-11-15 14:59             ` Russell King - ARM Linux
2010-11-15 14:59             ` Russell King - ARM Linux
2010-11-15 18:24             ` Geert Uytterhoeven
2010-11-15 18:24               ` Geert Uytterhoeven
2010-11-15 18:24               ` Geert Uytterhoeven
2010-11-25 11:30       ` Jimmy RUBIN
2010-11-25 11:30         ` Jimmy RUBIN
2010-11-25 16:21         ` Arnd Bergmann
2010-11-25 16:21           ` Arnd Bergmann
2010-11-10 17:14   ` [PATCH 01/10] MCDE: Add hardware abstraction layer Joe Perches
2010-11-10 17:14     ` Joe Perches
2010-11-10 17:14     ` Joe Perches
2010-11-15  9:52     ` Jimmy RUBIN
2010-11-15  9:52       ` Jimmy RUBIN
2010-11-15  9:52       ` Jimmy RUBIN
2010-11-15 16:30       ` Joe Perches
2010-11-15 16:30         ` Joe Perches
2010-11-15 16:30         ` Joe Perches
2010-11-12 15:43   ` Arnd Bergmann
2010-11-12 15:43     ` Arnd Bergmann
2010-11-12 15:43     ` Arnd Bergmann
2010-11-16 15:29     ` Jimmy RUBIN
2010-11-16 15:29       ` Jimmy RUBIN
2010-11-16 15:29       ` Jimmy RUBIN
2010-11-16 16:12       ` Arnd Bergmann
2010-11-16 16:12         ` Arnd Bergmann
2010-11-16 16:12         ` Arnd Bergmann
2010-11-16 16:16         ` Arnd Bergmann
2010-11-16 16:16           ` Arnd Bergmann
2010-11-16 16:16           ` Arnd Bergmann
2010-11-16 19:46       ` Joe Perches
2010-11-16 19:46         ` Joe Perches
2010-11-16 19:46         ` Joe Perches
2010-11-17  9:55         ` Arnd Bergmann
2010-11-17  9:55           ` Arnd Bergmann
2010-11-17  9:55           ` Arnd Bergmann
2010-11-17 16:01           ` Joe Perches
2010-11-17 16:01             ` Joe Perches
2010-11-17 16:01             ` Joe Perches
2010-11-10 14:42 ` [PATCH 00/10] MCDE: Add frame buffer device driver Alex Deucher
2010-11-10 14:42   ` Alex Deucher
2010-11-10 14:42   ` Alex Deucher
2010-11-12 13:18   ` Jimmy RUBIN
2010-11-12 13:18     ` Jimmy RUBIN
2010-11-12 13:18     ` Jimmy RUBIN
2010-11-12 15:52     ` Alex Deucher
2010-11-12 15:52       ` Alex Deucher
2010-11-12 15:52       ` Alex Deucher
2010-11-12 16:46       ` Marcus LORENTZON
2010-11-12 16:46         ` Marcus LORENTZON
2010-11-12 16:46         ` Marcus LORENTZON
2010-11-12 17:22         ` Alex Deucher
2010-11-12 17:22           ` Alex Deucher
2010-11-12 17:22           ` Alex Deucher
2010-11-15 11:05           ` Michel Dänzer
2010-11-15 11:05             ` Michel Dänzer
2010-11-15 11:05             ` Michel Dänzer
2010-11-13 11:54         ` Hans Verkuil
2010-11-13 11:54           ` Hans Verkuil
2010-11-13 11:54           ` Hans Verkuil
2010-11-13 17:26           ` Marcus LORENTZON
2010-11-13 17:26             ` Marcus LORENTZON
2010-11-13 17:26             ` Marcus LORENTZON
2010-11-13 17:57             ` Hans Verkuil
2010-11-13 17:57               ` Hans Verkuil
2010-11-13 17:57               ` Hans Verkuil

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