> -----Original Message-----
> From: Tony Lindgren [mailto:[EMAIL PROTECTED]
> Sent: Saturday, October 25, 2008 12:43 AM
> To: Shah, Hardik
> Cc: linux-omap@vger.kernel.org; [EMAIL PROTECTED];
> [EMAIL PROTECTED]
> Subject: Re: [Linux-fbdev-devel] [PATCHv2 1/4] OMAP 2/3 DSS Library
> 
> Hi,
> 
> * Hardik Shah <[EMAIL PROTECTED]> [081024 03:16]:
> > Cleaned up the DSS Library according to open source comments
> >
> > Removed unused #ifdefs
> > Removed unused #defines
> > Minor cleanups done
> > Removed Architecture specific #ifdefs
> >
> > Signed-off-by: Brijesh Jadav <[EMAIL PROTECTED]>
> >             Hari Nagalla <[EMAIL PROTECTED]>
> >             Hardik Shah <[EMAIL PROTECTED]>
> >             Manjunath Hadli <[EMAIL PROTECTED]>
> >             R Sivaraj <[EMAIL PROTECTED]>
> >             Vaibhav Hiremath <[EMAIL PROTECTED]>
> >
> > ---
> >  arch/arm/plat-omap/Kconfig                 |    7 +
> >  arch/arm/plat-omap/Makefile                |    2 +-
> >  arch/arm/plat-omap/include/mach/io.h       |    2 +-
> >  arch/arm/plat-omap/include/mach/omap-dss.h |  921 ++++++++++++
> >  arch/arm/plat-omap/omap-dss.c              | 2248
> ++++++++++++++++++++++++++++
> >  5 files changed, 3178 insertions(+), 2 deletions(-)
> >  create mode 100644 arch/arm/plat-omap/include/mach/omap-dss.h
> >  create mode 100644 arch/arm/plat-omap/omap-dss.c
> >
> > diff --git a/arch/arm/plat-omap/include/mach/io.h b/arch/arm/plat-
> omap/include/mach/io.h
> > index ea55267..2495656 100644
> > --- a/arch/arm/plat-omap/include/mach/io.h
> > +++ b/arch/arm/plat-omap/include/mach/io.h
> > @@ -142,11 +142,11 @@
> >  #define OMAP343X_SDRC_VIRT 0xFD000000
> >  #define OMAP343X_SDRC_SIZE SZ_1M
> >
> > -
> >  #define IO_OFFSET          0x90000000
> >  #define __IO_ADDRESS(pa)   ((pa) + IO_OFFSET)/* Works for L3 and L4 */
> >  #define __OMAP2_IO_ADDRESS(pa)     ((pa) + IO_OFFSET)/* Works for L3 and L4
> */
> >  #define io_v2p(va)         ((va) - IO_OFFSET)/* Works for L3 and L4 */
> > +#define io_p2v(pa)         __IO_ADDRESS(pa)/* Works for L3 and L4 */
> >
> >  /* DSP */
> >  #define DSP_MEM_34XX_PHYS  OMAP34XX_DSP_MEM_BASE   /* 0x58000000 */
> 
> NAK for adding back io_p2v(). See below.
> 
> 
> > diff --git a/arch/arm/plat-omap/include/mach/omap-dss.h b/arch/arm/plat-
> omap/include/mach/omap-dss.h
> > new file mode 100644
> > index 0000000..d9a33bd
> > --- /dev/null
> > +++ b/arch/arm/plat-omap/include/mach/omap-dss.h
> > @@ -0,0 +1,921 @@
> > +/*
> > + * arch/arm/plat-omap/include/mach/omap-dss.h
> > + *
> > + * Copyright (C) 2004-2005 Texas Instruments.
> > + * Copyright (C) 2006 Texas Instruments.
> > + *
> > + * This file is licensed under the terms of the GNU General Public License
> > + * version 2. This program is licensed "as is" without any warranty of any
> > + * kind, whether express or implied.
> > +
> > + * Leveraged from original Linux 2.6 framebuffer driver for OMAP24xx
> > + * Author: Andy Lowe ([EMAIL PROTECTED])
> > + * Copyright (C) 2004 MontaVista Software, Inc.
> > + *
> > + */
> > +
> > +#ifndef    __ASM_ARCH_OMAP_DISP_H
> > +#define    __ASM_ARCH_OMAP_DISP_H
> > +
> > +/* 16 bit uses LDRH/STRH, base +/- offset_8 */
> > +typedef struct {
> > +   volatile u16 offset[256];
> > +} __regbase16;
> > +#define __REGV16(vaddr)            (((__regbase16 *)((vaddr)&~0xff)) \
> > +                                   ->offset[((vaddr)&0xff)>>1])
> > +#define __REG16(paddr)              __REGV16(io_p2v(paddr))
> > +
> > +/* 8/32 bit uses LDR/STR, base +/- offset_12 */
> > +typedef struct {
> > +   volatile u8 offset[4096];
> > +} __regbase8;
> > +#define __REGV8(vaddr)             (((__regbase8  *)((vaddr)&~4095)) \
> > +                                   ->offset[((vaddr)&4095)>>0])
> > +#define __REG8(paddr)               __REGV8(io_p2v(paddr))
> > +
> > +typedef struct {
> > +   volatile u32 offset[4096];
> > +} __regbase32;
> > +#define __REGV32(vaddr)            (((__regbase32 *)((vaddr)&~4095)) \
> > +                                   ->offset[((vaddr)&4095)>>2])
> > +#define __REG32(paddr)             __REGV32(io_p2v(paddr))
> > +
> 
> NAK for adding back the __REG stuff. We've just spent quite a bit of
> effort to remove these. The __REG stuff is not portable.
> 
> Please use ioremap and then __raw_read/write instead.
> 
[Shah, Hardik] Hi Tony,
Please let me know if there are any other obvious issues you can see for 
pushing onto git.  I will clear this all the send you the final version for 
pushing.

Regards,
Hardik 

> Regards,
> 
> Tony

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