[PATCH v2 3/4] drm/gem: rename struct drm_gem_dma_object.{paddr => dma_addr}

kernel test robot rong.a.chen at intel.com
Thu Jul 7 05:19:21 UTC 2022


Hi Danilo,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on v5.19-rc5]
[also build test ERROR on linus/master]
[cannot apply to drm-misc/drm-misc-next anholt/for-next 
pinchartl-media/drm/du/next next-20220706]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: 
https://github.com/intel-lab-lkp/linux/commits/Danilo-Krummrich/drm-rename-CMA-helpers-to-DMA-helpers/20220706-204716
base:    88084a3df1672e131ddc1b4e39eeacfd39864acf
config: arm-buildonly-randconfig-r003-20220706 
(https://download.01.org/0day-ci/archive/20220707/202207070426.Bj47lRp2-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.3.0
reproduce (this is a W=1 build):
         wget 
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross 
-O ~/bin/make.cross
         chmod +x ~/bin/make.cross
         # 
https://github.com/intel-lab-lkp/linux/commit/54853a66aeea45ecb99d39dec51a7018803174e6
         git remote add linux-review https://github.com/intel-lab-lkp/linux
         git fetch --no-tags linux-review 
Danilo-Krummrich/drm-rename-CMA-helpers-to-DMA-helpers/20220706-204716
         git checkout 54853a66aeea45ecb99d39dec51a7018803174e6
         # save the config file
         mkdir build_dir && cp config build_dir/.config
         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross 
W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/gpu/drm/tilcdc/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp at intel.com>

All errors (new ones prefixed by >>):

    drivers/gpu/drm/tilcdc/tilcdc_crtc.c: In function 'set_scanout':
>> drivers/gpu/drm/tilcdc/tilcdc_crtc.c:72:22: error: 'struct drm_gem_dma_object' has no member named 'paddr'; did you mean 'vaddr'?
       72 |         start = gem->paddr + fb->offsets[0] +
          |                      ^~~~~
          |                      vaddr


vim +72 drivers/gpu/drm/tilcdc/tilcdc_crtc.c

16ea975eac671fa Rob Clark        2013-01-08  61  2b2080d7e9ae246 Tomi 
Valkeinen   2015-10-20  62  static void set_scanout(struct drm_crtc 
*crtc, struct drm_framebuffer *fb)
16ea975eac671fa Rob Clark        2013-01-08  63  {
16ea975eac671fa Rob Clark        2013-01-08  64  	struct drm_device *dev 
= crtc->dev;
4c268d635f8d4f5 Daniel Schultz   2016-10-28  65  	struct 
tilcdc_drm_private *priv = dev->dev_private;
efb5bf503f38a8d Danilo Krummrich 2022-07-06  66  	struct 
drm_gem_dma_object *gem;
2b2080d7e9ae246 Tomi Valkeinen   2015-10-20  67  	dma_addr_t start, end;
7eb9f069ff5dd39 Jyri Sarha       2016-08-26  68  	u64 dma_base_and_ceiling;
16ea975eac671fa Rob Clark        2013-01-08  69  d47caa3aaf3da1e Danilo 
Krummrich 2022-07-06  70  	gem = drm_fb_dma_get_gem_obj(fb, 0);
16ea975eac671fa Rob Clark        2013-01-08  71  2b2080d7e9ae246 Tomi 
Valkeinen   2015-10-20 @72  	start = gem->paddr + fb->offsets[0] +
2b2080d7e9ae246 Tomi Valkeinen   2015-10-20  73  		crtc->y * 
fb->pitches[0] +
353c859899635ea Ville Syrjälä    2016-12-14  74  		crtc->x * 
fb->format->cpp[0];
16ea975eac671fa Rob Clark        2013-01-08  75  2b2080d7e9ae246 Tomi 
Valkeinen   2015-10-20  76  	end = start + (crtc->mode.vdisplay * 
fb->pitches[0]);
16ea975eac671fa Rob Clark        2013-01-08  77  7eb9f069ff5dd39 Jyri 
Sarha       2016-08-26  78  	/* Write LCDC_DMA_FB_BASE_ADDR_0_REG and 
LCDC_DMA_FB_CEILING_ADDR_0_REG
7eb9f069ff5dd39 Jyri Sarha       2016-08-26  79  	 * with a single 
insruction, if available. This should make it more
7eb9f069ff5dd39 Jyri Sarha       2016-08-26  80  	 * unlikely that LCDC 
would fetch the DMA addresses in the middle of
7eb9f069ff5dd39 Jyri Sarha       2016-08-26  81  	 * an update.
7eb9f069ff5dd39 Jyri Sarha       2016-08-26  82  	 */
4c268d635f8d4f5 Daniel Schultz   2016-10-28  83  	if (priv->rev == 1)
4c268d635f8d4f5 Daniel Schultz   2016-10-28  84  		end -= 1;
4c268d635f8d4f5 Daniel Schultz   2016-10-28  85  4c268d635f8d4f5 Daniel 
Schultz   2016-10-28  86  	dma_base_and_ceiling = (u64)end << 32 | start;
7eb9f069ff5dd39 Jyri Sarha       2016-08-26  87  	tilcdc_write64(dev, 
LCDC_DMA_FB_BASE_ADDR_0_REG, dma_base_and_ceiling);
16ea975eac671fa Rob Clark        2013-01-08  88  }
16ea975eac671fa Rob Clark        2013-01-08  89
-- 
0-DAY CI Kernel Test Service
https://01.org/lkp


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