From mboxrd@z Thu Jan 1 00:00:00 1970 From: hare@suse.de (Hannes Reinecke) Date: Thu, 19 Nov 2015 08:41:11 +0100 Subject: [PATCH 05/71] ncr5380: Remove NCR5380_local_declare and NCR5380_setup macros In-Reply-To: <20151118083456.611699008@telegraphics.com.au> References: <20151118083455.331768508@telegraphics.com.au> <20151118083456.611699008@telegraphics.com.au> Message-ID: <564D7D17.8060900@suse.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 11/18/2015 09:35 AM, Finn Thain wrote: > The NCR5380_local_declare and NCR5380_setup macros exist to define and > initialize a particular local variable, to provide the address of the > chip registers needed for the driver's implementation of its > NCR5380_read/write register access macros. > > In cumana_1 and macscsi, these macros generate pointless code like this, > struct Scsi_Host *_instance; > _instance = instance; > > In pas16, the use of NCR5380_read/write in pas16_hw_detect() requires that > the io_port local variable has been defined and initialized, but the > NCR5380_local_declare and NCR5380_setup macros can't be used for that > purpose because the Scsi_Host struct has not yet been instantiated. > > Moreover, these macros were removed from atari_NCR5380.c long ago and > now they constitute yet another discrepancy between the two core driver > forks. > > Remove these "optimizations". > > Signed-off-by: Finn Thain > > --- Reviewed-by: Hannes Reinecke Cheers, Hannes -- Dr. Hannes Reinecke zSeries & Storage hare at suse.de +49 911 74053 688 SUSE LINUX GmbH, Maxfeldstr. 5, 90409 N?rnberg GF: F. Imend?rffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton HRB 21284 (AG N?rnberg)