linux-kernel - Re: [PATCH 1/2] staging: sm7xxfb: start using module parameters

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Message-ID: <20150324102835.GA7986@sudip-PC>
Date:	Tue, 24 Mar 2015 15:58:35 +0530
From:	Sudip Mukherjee <sudipm.mukherjee@...il.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	devel@...verdev.osuosl.org, linux-fbdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] staging: sm7xxfb: start using module parameters

On Tue, Mar 24, 2015 at 10:48:26AM +0100, Greg Kroah-Hartman wrote:
> On Tue, Mar 24, 2015 at 10:20:08AM +0530, Sudip Mukherjee wrote:
> > +		 "\t\t0x31B = 1280x1024-24\n"
> > +		 "\t\tUsual example:\n"
> > +		 "\t\tinsmod ./sm7xxfb.ko mode_option=\"0x301\"\n");
> > +
> 
> That's funny :)
> 
> And how do you handle multiple devices in the system?
frankly speaking, never got the idea about multiple devices.

> 
> :(
> 
> Seriously, never use module parameters for device parameters, they are
> two different things.  The framebuffer core has options for handling
> modes, why not use them?
> 
> And yes, lots of framebuffer drivers do have crazy module parameters,
> but that doesn't mean you have to perpetuate the insanity, please do
> things properly here.
i am learning from other framebuffer drivers. i guess i should only
see at skeletonfb.c and not the others.
please drop this 1/2 patch, do i need to resend the 2/2 which adds
the MODULE_DEVICE_TABLE ? 

regards
sudip

> 
> thanks,
> 
> greg k-h
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