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Date: Tue, 4 Mar 2003 10:54:47 +0100
From: Dominik Brodowski <linux@brodo.de>
To: mochel@osdl.org
Cc: torvalds@transmeta.com, jt@hpl.hp.com,
       Linux kernel mailing list <linux-kernel@vger.kernel.org>,
       mika.penttila@kolumbus.fi
Subject: Re: [PATCH] pcmcia: get initialization ordering right [Was: [PATCH 2.5] : i82365 & platform_bus_type]
Message-ID: <20030304095447.GA1408@brodo.de>
References: <20030304083031.JEP4145.fep02-app.kolumbus.fi@[193.229.5.109]>
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Hi Pat,

How is it supposed to work then? I thought adding a platform_device and
platform_driver with the same name and bus_id causes the platform_driver to
be bound to the platform_device?

Thanks,
	Dominik

On Tue, Mar 04, 2003 at 10:30:31AM +0200, mika.penttila@kolumbus.fi wrote:
> I think the problem is platform_match() :
> 
> static int platform_match(struct device * dev, struct device_driver * drv)
> {
> 	return 0;
> }
> 
> which effectively makes driver binding impossible, pcmcia_socket_class->add_device isn't called.
> 
> --Mika
> 
> 
> > 
> > Lähettäjä: Dominik Brodowski <linux@brodo.de>
> > Päiväys: 2003/03/04 ti AM 09:39:15 GMT+02:00
> > Vastaanottaja: torvalds@transmeta.com,  jt@hpl.hp.com
> > Kopio: Linux kernel mailing list <linux-kernel@vger.kernel.org>, 
> > 	Patrick Mochel <mochel@osdl.org>
> > Aihe: [PATCH] pcmcia: get initialization ordering right [Was: [PATCH 2.5] : i82365 & platform_bus_type]
> > 
> > Hi,
> > 
> > On Mon, Mar 03, 2003 at 05:30:20PM -0800, Jean Tourrilhes wrote:
> > > 	Hi,
> > > 
> > > 	I'm trying to get i82365 to work again, because I need to test
> > <snip>
> > > Intel PCIC probe: 
> > >   Vadem VG-469 ISA-to-PCMCIA at port 0x3e0 ofs 0x00, 2 sockets
> > >     host opts [0]: none
> > >     host opts [1]: none
> > >     ISA irqs (scanned) = 4,5 polling interval = 1000 ms
> > > ds: no socket drivers loaded!
> > 
> > Sorry about that -- I mixed up the ordering of initializing the class data
> > and registering the platform device. Here's a bugfix for the three pcmcia
> > socket drivers that are platform devices.
> > 
> > Please apply,
> > 	Dominik
> > 
> > diff -ruN linux-original/drivers/pcmcia/hd64465_ss.c linux/drivers/pcmcia/hd64465_ss.c
> > --- linux-original/drivers/pcmcia/hd64465_ss.c	2003-03-04 08:27:06.000000000 +0100
> > +++ linux/drivers/pcmcia/hd64465_ss.c	2003-03-04 08:30:37.000000000 +0100
> > @@ -1070,8 +1070,8 @@
> >  	}
> >  
> >  /*	hd64465_io_debug = 0; */
> > -	platform_device_register(&hd64465_device);
> >  	hd64465_device.dev.class_data = &hd64465_data;
> > +	platform_device_register(&hd64465_device);
> >  
> >  	return 0;
> >  }
> > diff -ruN linux-original/drivers/pcmcia/i82365.c linux/drivers/pcmcia/i82365.c
> > --- linux-original/drivers/pcmcia/i82365.c	2003-03-04 08:27:06.000000000 +0100
> > +++ linux/drivers/pcmcia/i82365.c	2003-03-04 08:28:28.000000000 +0100
> > @@ -1628,11 +1628,11 @@
> >  	request_irq(cs_irq, pcic_interrupt, 0, "i82365", pcic_interrupt);
> >  #endif
> >      
> > -    platform_device_register(&i82365_device);
> > -
> >      i82365_data.nsock = sockets;
> >      i82365_device.dev.class_data = &i82365_data;
> >      
> > +    platform_device_register(&i82365_device);
> > +
> >      /* Finally, schedule a polling interrupt */
> >      if (poll_interval != 0) {
> >  	poll_timer.function = pcic_interrupt_wrapper;
> > diff -ruN linux-original/drivers/pcmcia/tcic.c linux/drivers/pcmcia/tcic.c
> > --- linux-original/drivers/pcmcia/tcic.c	2003-03-04 08:27:06.000000000 +0100
> > +++ linux/drivers/pcmcia/tcic.c	2003-03-04 08:30:03.000000000 +0100
> > @@ -452,8 +452,6 @@
> >  	sockets++;
> >      }
> >  
> > -    platform_device_register(&tcic_device);
> > -
> >      switch (socket_table[0].id) {
> >      case TCIC_ID_DB86082:
> >  	printk("DB86082"); break;
> > @@ -527,6 +525,8 @@
> >      tcic_data.nsock = sockets;
> >      tcic_device.dev.class_data = &tcic_data;
> >  
> > +    platform_device_register(&tcic_device);
> > +
> >      return 0;
> >      
> >  } /* init_tcic */
> > -
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>