All of lore.kernel.org
 help / color / mirror / Atom feed
* [chrome-os:chromeos-6.1 118/123] drivers/gpu/drm/mediatek/mtk_crtc.c:781:32: warning: cast to pointer from integer of different size
@ 2024-06-05 22:47 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2024-06-05 22:47 UTC (permalink / raw)
  To: cros-kernel-buildreports, Guenter Roeck; +Cc: oe-kbuild-all

tree:   https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-6.1
head:   de0bcc86c8087469675cc88c772f57202abea3e2
commit: 05b8aa4867fdd9b34c94ba227f985a9284cef78d [118/123] BACKPORT: FROMLIST: drm/mediatek: Add secure flow support to mediatek-drm
config: arm-allyesconfig (https://download.01.org/0day-ci/archive/20240606/202406060650.AcaixmiP-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240606/202406060650.AcaixmiP-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202406060650.AcaixmiP-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from include/linux/string.h:293,
                    from include/linux/bitmap.h:11,
                    from include/linux/cpumask.h:12,
                    from include/linux/smp.h:13,
                    from include/linux/lockdep.h:14,
                    from include/linux/mutex.h:17,
                    from include/linux/notifier.h:14,
                    from include/linux/clk.h:14,
                    from drivers/gpu/drm/mediatek/mtk_crtc.c:6:
   drivers/gpu/drm/mediatek/mtk_crtc.c: In function 'mtk_crtc_update_config':
>> drivers/gpu/drm/mediatek/mtk_crtc.c:781:32: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
     781 |                         memset((void *)sec_data->addr_metadatas, 0,
         |                                ^
   include/linux/fortify-string.h:435:44: note: in definition of macro '__fortify_memset_chk'
     435 |         fortify_memset_chk(__fortify_size, p_size, p_size_field),       \
         |                                            ^~~~~~
   include/linux/fortify-string.h:445:17: note: in expansion of macro '__struct_size'
     445 |                 __struct_size(p), __member_size(p))
         |                 ^~~~~~~~~~~~~
   drivers/gpu/drm/mediatek/mtk_crtc.c:781:25: note: in expansion of macro 'memset'
     781 |                         memset((void *)sec_data->addr_metadatas, 0,
         |                         ^~~~~~
>> drivers/gpu/drm/mediatek/mtk_crtc.c:781:32: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
     781 |                         memset((void *)sec_data->addr_metadatas, 0,
         |                                ^
   include/linux/fortify-string.h:435:52: note: in definition of macro '__fortify_memset_chk'
     435 |         fortify_memset_chk(__fortify_size, p_size, p_size_field),       \
         |                                                    ^~~~~~~~~~~~
   include/linux/fortify-string.h:445:35: note: in expansion of macro '__member_size'
     445 |                 __struct_size(p), __member_size(p))
         |                                   ^~~~~~~~~~~~~
   drivers/gpu/drm/mediatek/mtk_crtc.c:781:25: note: in expansion of macro 'memset'
     781 |                         memset((void *)sec_data->addr_metadatas, 0,
         |                         ^~~~~~
>> drivers/gpu/drm/mediatek/mtk_crtc.c:781:32: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
     781 |                         memset((void *)sec_data->addr_metadatas, 0,
         |                                ^
   include/linux/fortify-string.h:436:29: note: in definition of macro '__fortify_memset_chk'
     436 |         __underlying_memset(p, c, __fortify_size);                      \
         |                             ^
   drivers/gpu/drm/mediatek/mtk_crtc.c:781:25: note: in expansion of macro 'memset'
     781 |                         memset((void *)sec_data->addr_metadatas, 0,
         |                         ^~~~~~


vim +781 drivers/gpu/drm/mediatek/mtk_crtc.c

   731	
   732	static void mtk_crtc_update_config(struct mtk_crtc *mtk_crtc, bool needs_vblank)
   733	{
   734	#if IS_REACHABLE(CONFIG_MTK_CMDQ)
   735		struct cmdq_client cmdq_client;
   736		struct cmdq_pkt *cmdq_handle;
   737	#endif
   738		struct drm_crtc *crtc = &mtk_crtc->base;
   739		struct mtk_drm_private *priv = crtc->dev->dev_private;
   740		unsigned int pending_planes = 0, pending_async_planes = 0;
   741		int i;
   742	
   743		mutex_lock(&mtk_crtc->hw_lock);
   744		mtk_crtc->config_updating = true;
   745		if (needs_vblank)
   746			mtk_crtc->pending_needs_vblank = true;
   747	
   748		for (i = 0; i < mtk_crtc->layer_nr; i++) {
   749			struct drm_plane *plane = &mtk_crtc->planes[i];
   750			struct mtk_plane_state *plane_state;
   751	
   752			plane_state = to_mtk_plane_state(plane->state);
   753			if (plane_state->pending.dirty) {
   754				plane_state->pending.config = true;
   755				plane_state->pending.dirty = false;
   756				pending_planes |= BIT(i);
   757			} else if (plane_state->pending.async_dirty) {
   758				plane_state->pending.async_config = true;
   759				plane_state->pending.async_dirty = false;
   760				pending_async_planes |= BIT(i);
   761			}
   762		}
   763		if (pending_planes)
   764			mtk_crtc->pending_planes = true;
   765		if (pending_async_planes)
   766			mtk_crtc->pending_async_planes = true;
   767	
   768		if (priv->data->shadow_register) {
   769			mtk_mutex_acquire(mtk_crtc->mutex);
   770			mtk_crtc_ddp_config(crtc, NULL);
   771			mtk_mutex_release(mtk_crtc->mutex);
   772		}
   773	#if IS_REACHABLE(CONFIG_MTK_CMDQ)
   774		if (mtk_crtc->sec_on) {
   775			mbox_flush(mtk_crtc->sec_cmdq_client.chan, 0);
   776			mtk_crtc->sec_cmdq_handle.cmd_buf_size = 0;
   777	
   778			if (mtk_crtc->sec_cmdq_handle.sec_data) {
   779				struct cmdq_sec_data *sec_data = mtk_crtc->sec_cmdq_handle.sec_data;
   780	
 > 781				memset((void *)sec_data->addr_metadatas, 0,
   782				       sec_data->addr_metadata_cnt * sizeof(u64));
   783				sec_data->addr_metadata_cnt = 0;
   784			}
   785	
   786			mtk_crtc_enable_secure_state(crtc);
   787	
   788			cmdq_client = mtk_crtc->sec_cmdq_client;
   789			cmdq_handle = &mtk_crtc->sec_cmdq_handle;
   790		} else if (mtk_crtc->cmdq_client.chan) {
   791			mbox_flush(mtk_crtc->cmdq_client.chan, 2000);
   792			mtk_crtc->cmdq_handle.cmd_buf_size = 0;
   793	
   794			cmdq_client =  mtk_crtc->cmdq_client;
   795			cmdq_handle = &mtk_crtc->cmdq_handle;
   796		}
   797	
   798		if (cmdq_client.chan) {
   799			cmdq_pkt_clear_event(cmdq_handle, mtk_crtc->cmdq_event);
   800			cmdq_pkt_wfe(cmdq_handle, mtk_crtc->cmdq_event, false);
   801			mtk_crtc_ddp_config(crtc, cmdq_handle);
   802			cmdq_pkt_finalize(cmdq_handle);
   803			dma_sync_single_for_device(cmdq_client.chan->mbox->dev,
   804						   cmdq_handle->pa_base,
   805						   cmdq_handle->cmd_buf_size,
   806						   DMA_TO_DEVICE);
   807			/*
   808			 * CMDQ command should execute in next 3 vblank.
   809			 * One vblank interrupt before send message (occasionally)
   810			 * and one vblank interrupt after cmdq done,
   811			 * so it's timeout after 3 vblank interrupt.
   812			 * If it fail to execute in next 3 vblank, timeout happen.
   813			 */
   814			mtk_crtc->cmdq_vblank_cnt = 3;
   815	
   816			mbox_send_message(cmdq_client.chan, cmdq_handle);
   817			mbox_client_txdone(cmdq_client.chan, 0);
   818		}
   819	#endif
   820		mtk_crtc->config_updating = false;
   821		mutex_unlock(&mtk_crtc->hw_lock);
   822	}
   823	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

^ permalink raw reply	[flat|nested] only message in thread

only message in thread, other threads:[~2024-06-05 22:47 UTC | newest]

Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2024-06-05 22:47 [chrome-os:chromeos-6.1 118/123] drivers/gpu/drm/mediatek/mtk_crtc.c:781:32: warning: cast to pointer from integer of different size kernel test robot

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.