* Re: [PATCH] video: fbdev: pxa168fb: add COMPILE_TEST support
2019-04-12 11:02 ` [PATCH] video: fbdev: pxa168fb: add COMPILE_TEST support Bartlomiej Zolnierkiewicz
@ 2019-04-12 23:06 ` kbuild test robot
0 siblings, 0 replies; 2+ messages in thread
From: kbuild test robot @ 2019-04-12 23:06 UTC (permalink / raw)
To: Bartlomiej Zolnierkiewicz; +Cc: linux-fbdev, kbuild-all, dri-devel
Hi Bartlomiej,
I love your patch! Perhaps something to improve:
[auto build test WARNING on linus/master]
[also build test WARNING on v5.1-rc4 next-20190412]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Bartlomiej-Zolnierkiewicz/video-fbdev-pxa168fb-add-COMPILE_TEST-support/20190413-043546
reproduce:
# apt-get install sparse
make ARCH=x86_64 allmodconfig
make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
sparse warnings: (new ones prefixed by >>)
>> drivers/video/fbdev/pxa168fb.c:175:29: sparse: expression using sizeof(void)
>> drivers/video/fbdev/pxa168fb.c:175:29: sparse: expression using sizeof(void)
drivers/video/fbdev/pxa168fb.c:180:37: sparse: expression using sizeof(void)
drivers/video/fbdev/pxa168fb.c:180:37: sparse: expression using sizeof(void)
>> drivers/video/fbdev/pxa168fb.c:603:32: sparse: Using plain integer as NULL pointer
drivers/video/fbdev/pxa168fb.c:604:37: sparse: Using plain integer as NULL pointer
>> drivers/video/fbdev/pxa168fb.c:680:27: sparse: incorrect type in assignment (different address spaces) @@ expected char [noderef] <asn:2>*screen_base @@ got sn:2>*screen_base @@
drivers/video/fbdev/pxa168fb.c:680:27: expected char [noderef] <asn:2>*screen_base
drivers/video/fbdev/pxa168fb.c:680:27: got void *
>> drivers/video/fbdev/pxa168fb.c:770:29: sparse: incorrect type in argument 3 (different address spaces) @@ expected void *cpu_addr @@ got char [noderef] <avoid *cpu_addr @@
drivers/video/fbdev/pxa168fb.c:770:29: expected void *cpu_addr
drivers/video/fbdev/pxa168fb.c:770:29: got char [noderef] <asn:2>*screen_base
drivers/video/fbdev/pxa168fb.c:805:25: sparse: incorrect type in argument 3 (different address spaces) @@ expected void *cpu_addr @@ got char [noderef] <avoid *cpu_addr @@
drivers/video/fbdev/pxa168fb.c:805:25: expected void *cpu_addr
drivers/video/fbdev/pxa168fb.c:805:25: got char [noderef] <asn:2>*screen_base
vim +175 drivers/video/fbdev/pxa168fb.c
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 165
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 166 static void set_mode(struct pxa168fb_info *fbi, struct fb_var_screeninfo *var,
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 167 struct fb_videomode *mode, int pix_fmt, int ystretch)
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 168 {
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 169 struct fb_info *info = fbi->info;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 170
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 171 set_pix_fmt(var, pix_fmt);
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 172
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 173 var->xres = mode->xres;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 174 var->yres = mode->yres;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 @175 var->xres_virtual = max(var->xres, var->xres_virtual);
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 176 if (ystretch)
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 177 var->yres_virtual = info->fix.smem_len /
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 178 (var->xres_virtual * (var->bits_per_pixel >> 3));
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 179 else
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 180 var->yres_virtual = max(var->yres, var->yres_virtual);
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 181 var->grayscale = 0;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 182 var->accel_flags = FB_ACCEL_NONE;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 183 var->pixclock = mode->pixclock;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 184 var->left_margin = mode->left_margin;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 185 var->right_margin = mode->right_margin;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 186 var->upper_margin = mode->upper_margin;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 187 var->lower_margin = mode->lower_margin;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 188 var->hsync_len = mode->hsync_len;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 189 var->vsync_len = mode->vsync_len;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 190 var->sync = mode->sync;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 191 var->vmode = FB_VMODE_NONINTERLACED;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 192 var->rotate = FB_ROTATE_UR;
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 193 }
638772c7 drivers/video/pxa168fb.c Lennert Buytenhek 2009-02-11 194
:::::: The code at line 175 was first introduced by commit
:::::: 638772c7553f6893f7b346bfee4d46851af59afc fb: add support of LCD display controller on pxa168/910 (base layer)
:::::: TO: Lennert Buytenhek <buytenh@marvell.com>
:::::: CC: Eric Miao <eric.y.miao@gmail.com>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
^ permalink raw reply [flat|nested] 2+ messages in thread