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Message-ID: <202008110022.88UkC1ZX%lkp@intel.com>
Date:   Tue, 11 Aug 2020 00:22:30 +0800
From:   kernel test robot <lkp@...el.com>
To:     Luc Van Oostenryck <luc.vanoostenryck@...il.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: drivers/video/fbdev/i740fb.c:743:20: sparse: sparse: incorrect type
 in argument 1 (different address spaces)

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   fc80c51fd4b23ec007e88d4c688f2cac1b8648e7
commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to define address spaces
date:   8 weeks ago
config: xtensa-randconfig-s031-20200810 (attached as .config)
compiler: xtensa-linux-gcc (GCC) 9.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.2-141-g19506bc2-dirty
        git checkout 670d0a4b10704667765f7d18f7592993d02783aa
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=xtensa 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>


sparse warnings: (new ones prefixed by >>)

>> drivers/video/fbdev/i740fb.c:743:20: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *__s @@     got char [noderef] __iomem *screen_base @@
   drivers/video/fbdev/i740fb.c:743:20: sparse:     expected void *__s
   drivers/video/fbdev/i740fb.c:743:20: sparse:     got char [noderef] __iomem *screen_base
   drivers/video/fbdev/i740fb.c: note: in included file (through arch/xtensa/include/asm/io.h, include/linux/fb.h):
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   include/asm-generic/io.h:215:22: sparse:     expected unsigned short [usertype] value
   include/asm-generic/io.h:215:22: sparse:     got restricted __le16 [usertype]
   include/asm-generic/io.h:215:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
--
>> drivers/pci/endpoint/functions/pci-epf-test.c:288:24: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *__to @@     got void [noderef] __iomem *[assigned] dst_addr @@
   drivers/pci/endpoint/functions/pci-epf-test.c:288:24: sparse:     expected void *__to
   drivers/pci/endpoint/functions/pci-epf-test.c:288:24: sparse:     got void [noderef] __iomem *[assigned] dst_addr
>> drivers/pci/endpoint/functions/pci-epf-test.c:288:34: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void const *__from @@     got void [noderef] __iomem *[assigned] src_addr @@
   drivers/pci/endpoint/functions/pci-epf-test.c:288:34: sparse:     expected void const *__from
   drivers/pci/endpoint/functions/pci-epf-test.c:288:34: sparse:     got void [noderef] __iomem *[assigned] src_addr
--
>> drivers/video/fbdev/kyro/fbdev.c:725:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *__s @@     got char [noderef] __iomem *screen_base @@
   drivers/video/fbdev/kyro/fbdev.c:725:23: sparse:     expected void *__s
   drivers/video/fbdev/kyro/fbdev.c:725:23: sparse:     got char [noderef] __iomem *screen_base
   drivers/video/fbdev/kyro/fbdev.c: note: in included file (through include/linux/fb.h):
   arch/xtensa/include/asm/io.h:39:25: sparse: sparse: incorrect type in return expression (different address spaces) @@     expected void [noderef] __iomem * @@     got void * @@
   arch/xtensa/include/asm/io.h:39:25: sparse:     expected void [noderef] __iomem *
   arch/xtensa/include/asm/io.h:39:25: sparse:     got void *

vim +743 drivers/video/fbdev/i740fb.c

5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  732  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  733  static int i740fb_set_par(struct fb_info *info)
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  734  {
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  735  	struct i740fb_par *par = info->par;
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  736  	u32 itemp;
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  737  	int i;
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  738  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  739  	i = i740fb_decode_var(&info->var, par, info);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  740  	if (i)
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  741  		return i;
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  742  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10 @743  	memset(info->screen_base, 0, info->screen_size);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  744  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  745  	vga_protect(par);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  746  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  747  	i740outreg(par, XRX, DRAM_EXT_CNTL, DRAM_REFRESH_DISABLE);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  748  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  749  	mdelay(1);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  750  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  751  	i740outreg(par, XRX, VCLK2_VCO_M, par->video_clk2_m);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  752  	i740outreg(par, XRX, VCLK2_VCO_N, par->video_clk2_n);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  753  	i740outreg(par, XRX, VCLK2_VCO_MN_MSBS, par->video_clk2_mn_msbs);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  754  	i740outreg(par, XRX, VCLK2_VCO_DIV_SEL, par->video_clk2_div_sel);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  755  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  756  	i740outreg_mask(par, XRX, PIXPIPE_CONFIG_0,
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  757  			par->pixelpipe_cfg0 & DAC_8_BIT, 0x80);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  758  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  759  	i740inb(par, 0x3DA);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  760  	i740outb(par, 0x3C0, 0x00);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  761  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  762  	/* update misc output register */
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  763  	i740outb(par, VGA_MIS_W, par->misc | 0x01);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  764  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  765  	/* synchronous reset on */
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  766  	i740outreg(par, VGA_SEQ_I, VGA_SEQ_RESET, 0x01);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  767  	/* write sequencer registers */
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  768  	i740outreg(par, VGA_SEQ_I, VGA_SEQ_CLOCK_MODE,
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  769  			par->seq[VGA_SEQ_CLOCK_MODE] | 0x20);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  770  	for (i = 2; i < VGA_SEQ_C; i++)
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  771  		i740outreg(par, VGA_SEQ_I, i, par->seq[i]);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  772  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  773  	/* synchronous reset off */
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  774  	i740outreg(par, VGA_SEQ_I, VGA_SEQ_RESET, 0x03);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  775  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  776  	/* deprotect CRT registers 0-7 */
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  777  	i740outreg(par, VGA_CRT_IC, VGA_CRTC_V_SYNC_END,
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  778  			par->crtc[VGA_CRTC_V_SYNC_END]);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  779  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  780  	/* write CRT registers */
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  781  	for (i = 0; i < VGA_CRT_C; i++)
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  782  		i740outreg(par, VGA_CRT_IC, i, par->crtc[i]);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  783  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  784  	/* write graphics controller registers */
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  785  	for (i = 0; i < VGA_GFX_C; i++)
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  786  		i740outreg(par, VGA_GFX_I, i, par->gdc[i]);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  787  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  788  	/* write attribute controller registers */
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  789  	for (i = 0; i < VGA_ATT_C; i++) {
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  790  		i740inb(par, VGA_IS1_RC);		/* reset flip-flop */
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  791  		i740outb(par, VGA_ATT_IW, i);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  792  		i740outb(par, VGA_ATT_IW, par->atc[i]);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  793  	}
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  794  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  795  	i740inb(par, VGA_IS1_RC);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  796  	i740outb(par, VGA_ATT_IW, 0x20);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  797  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  798  	i740outreg(par, VGA_CRT_IC, EXT_VERT_TOTAL, par->ext_vert_total);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  799  	i740outreg(par, VGA_CRT_IC, EXT_VERT_DISPLAY, par->ext_vert_disp_end);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  800  	i740outreg(par, VGA_CRT_IC, EXT_VERT_SYNC_START,
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  801  			par->ext_vert_sync_start);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  802  	i740outreg(par, VGA_CRT_IC, EXT_VERT_BLANK_START,
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  803  			par->ext_vert_blank_start);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  804  	i740outreg(par, VGA_CRT_IC, EXT_HORIZ_TOTAL, par->ext_horiz_total);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  805  	i740outreg(par, VGA_CRT_IC, EXT_HORIZ_BLANK, par->ext_horiz_blank);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  806  	i740outreg(par, VGA_CRT_IC, EXT_OFFSET, par->ext_offset);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  807  	i740outreg(par, VGA_CRT_IC, EXT_START_ADDR_HI, par->ext_start_addr_hi);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  808  	i740outreg(par, VGA_CRT_IC, EXT_START_ADDR, par->ext_start_addr);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  809  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  810  	i740outreg_mask(par, VGA_CRT_IC, INTERLACE_CNTL,
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  811  			par->interlace_cntl, INTERLACE_ENABLE);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  812  	i740outreg_mask(par, XRX, ADDRESS_MAPPING, par->address_mapping, 0x1F);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  813  	i740outreg_mask(par, XRX, BITBLT_CNTL, par->bitblt_cntl, COLEXP_MODE);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  814  	i740outreg_mask(par, XRX, DISPLAY_CNTL,
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  815  			par->display_cntl, VGA_WRAP_MODE | GUI_MODE);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  816  	i740outreg_mask(par, XRX, PIXPIPE_CONFIG_0, par->pixelpipe_cfg0, 0x9B);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  817  	i740outreg_mask(par, XRX, PIXPIPE_CONFIG_2, par->pixelpipe_cfg2, 0x0C);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  818  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  819  	i740outreg(par, XRX, PLL_CNTL, par->pll_cntl);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  820  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  821  	i740outreg_mask(par, XRX, PIXPIPE_CONFIG_1,
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  822  			par->pixelpipe_cfg1, DISPLAY_COLOR_MODE);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  823  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  824  	itemp = readl(par->regs + FWATER_BLC);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  825  	itemp &= ~(LMI_BURST_LENGTH | LMI_FIFO_WATERMARK);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  826  	itemp |= par->lmi_fifo_watermark;
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  827  	writel(itemp, par->regs + FWATER_BLC);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  828  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  829  	i740outreg(par, XRX, DRAM_EXT_CNTL, DRAM_REFRESH_60HZ);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  830  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  831  	i740outreg_mask(par, MRX, COL_KEY_CNTL_1, 0, BLANK_DISP_OVERLAY);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  832  	i740outreg_mask(par, XRX, IO_CTNL,
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  833  			par->io_cntl, EXTENDED_ATTR_CNTL | EXTENDED_CRTC_CNTL);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  834  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  835  	if (par->pixelpipe_cfg1 != DISPLAY_8BPP_MODE) {
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  836  		i740outb(par, VGA_PEL_MSK, 0xFF);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  837  		i740outb(par, VGA_PEL_IW, 0x00);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  838  		for (i = 0; i < 256; i++) {
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  839  			itemp = (par->pixelpipe_cfg0 & DAC_8_BIT) ? i : i >> 2;
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  840  			i740outb(par, VGA_PEL_D, itemp);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  841  			i740outb(par, VGA_PEL_D, itemp);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  842  			i740outb(par, VGA_PEL_D, itemp);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  843  		}
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  844  	}
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  845  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  846  	/* Wait for screen to stabilize. */
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  847  	mdelay(50);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  848  	vga_unprotect(par);
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  849  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  850  	info->fix.line_length =
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  851  			info->var.xres_virtual * info->var.bits_per_pixel / 8;
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  852  	if (info->var.bits_per_pixel == 8)
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  853  		info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  854  	else
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  855  		info->fix.visual = FB_VISUAL_TRUECOLOR;
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  856  
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  857  	return 0;
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  858  }
5350c65f4f15bb drivers/video/i740fb.c Ondrej Zary 2012-02-10  859  

:::::: The code at line 743 was first introduced by commit
:::::: 5350c65f4f15bbc111ffa629130d3f32cdd4ccf6 Resurrect Intel740 driver: i740fb

:::::: TO: Ondrej Zary <linux@...nbow-software.org>
:::::: CC: Florian Tobias Schandinat <FlorianSchandinat@....de>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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