[kbuild-all] [chrome-os:chromeos-5.4 61/63] drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c:179:15: warning: cast from pointer to integer of different size

tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.4 head: e92ded952728bab9fd34be3b2c27aa5452223ced commit: 6013f1550f9151fdb4c1875743ccbf1453bbb9ad [61/63] CHROMIUM: media: platform: mtk-mdp3: add mt8192 settings config: arc-allyesconfig (attached as .config) compiler: arceb-elf-gcc (GCC) 9.3.0 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 git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel git fetch --no-tags chrome-os chromeos-5.4 git checkout 6013f1550f9151fdb4c1875743ccbf1453bbb9ad # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=arc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): In file included from include/vdso/const.h:5, from include/linux/const.h:4, from include/linux/list.h:8, from include/linux/mutex.h:15, from include/linux/remoteproc.h:39, from drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c:7: drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c: In function 'mdp_vpu_dev_init': 179 | pool = ALIGN((phys_addr_t)vpu->work + vpu->work_size, 8); | ^ include/uapi/linux/const.h:32:41: note: in definition of macro '__ALIGN_KERNEL_MASK' 32 | #define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask)) | ^ include/linux/kernel.h:33:22: note: in expansion of macro '__ALIGN_KERNEL' 33 | #define ALIGN(x, a) __ALIGN_KERNEL((x), (a)) | ^~~~~~~~~~~~~~ drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c:179:9: note: in expansion of macro 'ALIGN' 179 | pool = ALIGN((phys_addr_t)vpu->work + vpu->work_size, 8); | ^~~~~ 179 | pool = ALIGN((phys_addr_t)vpu->work + vpu->work_size, 8); | ^ include/uapi/linux/const.h:32:47: note: in definition of macro '__ALIGN_KERNEL_MASK' 32 | #define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask)) | ^~~~ include/linux/kernel.h:33:22: note: in expansion of macro '__ALIGN_KERNEL' 33 | #define ALIGN(x, a) __ALIGN_KERNEL((x), (a)) | ^~~~~~~~~~~~~~ drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c:179:9: note: in expansion of macro 'ALIGN' 179 | pool = ALIGN((phys_addr_t)vpu->work + vpu->work_size, 8); | ^~~~~ 179 | pool = ALIGN((phys_addr_t)vpu->work + vpu->work_size, 8); | ^ include/uapi/linux/const.h:32:58: note: in definition of macro '__ALIGN_KERNEL_MASK' 32 | #define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask)) | ^~~~ include/linux/kernel.h:33:22: note: in expansion of macro '__ALIGN_KERNEL' 33 | #define ALIGN(x, a) __ALIGN_KERNEL((x), (a)) | ^~~~~~~~~~~~~~ drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c:179:9: note: in expansion of macro 'ALIGN' 179 | pool = ALIGN((phys_addr_t)vpu->work + vpu->work_size, 8); | ^~~~~ drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c:180:25: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] 180 | if (pool + pool_size - (phys_addr_t)vpu->work > mem_size) { | ^ 192 | vpu->pool = (struct mdp_config_pool *)pool; | ^ drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c: In function 'mdp_config_get': drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c:239:28: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] 239 | ((unsigned long)config - (phys_addr_t)vpu->work); | ^ drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c: In function 'mdp_vpu_process': drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c:309:12: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] 309 | addr.va = (phys_addr_t)ctx->vpu_dev->work; | ^ vim +179 drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c 8660eb85c280f2 mtk18742 2021-02-04 151 8660eb85c280f2 mtk18742 2021-02-04 152 int mdp_vpu_dev_init(struct mdp_vpu_dev *vpu, struct mtk_scp *scp, 8660eb85c280f2 mtk18742 2021-02-04 153 struct mutex *lock) 8660eb85c280f2 mtk18742 2021-02-04 154 { 8660eb85c280f2 mtk18742 2021-02-04 155 struct mdp_ipi_init_msg msg = { 8660eb85c280f2 mtk18742 2021-02-04 156 .drv_data = (unsigned long)vpu, 8660eb85c280f2 mtk18742 2021-02-04 157 }; 8660eb85c280f2 mtk18742 2021-02-04 158 size_t mem_size; 8660eb85c280f2 mtk18742 2021-02-04 159 phys_addr_t pool; 8660eb85c280f2 mtk18742 2021-02-04 160 const size_t pool_size = sizeof(struct mdp_config_pool); 8660eb85c280f2 mtk18742 2021-02-04 161 struct mdp_dev *mdp = vpu_to_mdp(vpu); 8660eb85c280f2 mtk18742 2021-02-04 162 int err; 8660eb85c280f2 mtk18742 2021-02-04 163 8660eb85c280f2 mtk18742 2021-02-04 164 init_completion(&vpu->ipi_acked); 8660eb85c280f2 mtk18742 2021-02-04 165 vpu->scp = scp; 8660eb85c280f2 mtk18742 2021-02-04 166 vpu->lock = lock; 8660eb85c280f2 mtk18742 2021-02-04 167 vpu->work_size = 0; 8660eb85c280f2 mtk18742 2021-02-04 168 err = mdp_vpu_sendmsg(vpu, SCP_IPI_MDP_INIT, &msg, sizeof(msg)); 8660eb85c280f2 mtk18742 2021-02-04 169 if (err) 8660eb85c280f2 mtk18742 2021-02-04 170 goto err_work_size; 8660eb85c280f2 mtk18742 2021-02-04 171 /* vpu work_size was set in mdp_vpu_ipi_handle_init_ack */ 8660eb85c280f2 mtk18742 2021-02-04 172 8660eb85c280f2 mtk18742 2021-02-04 173 mem_size = vpu_alloc_size; 8660eb85c280f2 mtk18742 2021-02-04 174 if (mdp_vpu_shared_mem_alloc(vpu)) { 8660eb85c280f2 mtk18742 2021-02-04 175 dev_err(&mdp->pdev->dev, "VPU memory alloc fail!"); 8660eb85c280f2 mtk18742 2021-02-04 176 goto err_mem_alloc; 8660eb85c280f2 mtk18742 2021-02-04 177 } 8660eb85c280f2 mtk18742 2021-02-04 178 8660eb85c280f2 mtk18742 2021-02-04 @179 pool = ALIGN((phys_addr_t)vpu->work + vpu->work_size, 8); 8660eb85c280f2 mtk18742 2021-02-04 180 if (pool + pool_size - (phys_addr_t)vpu->work > mem_size) { 8660eb85c280f2 mtk18742 2021-02-04 181 dev_err(&mdp->pdev->dev, 8660eb85c280f2 mtk18742 2021-02-04 182 "VPU memory insufficient: %zx + %zx > %zx", 8660eb85c280f2 mtk18742 2021-02-04 183 vpu->work_size, pool_size, mem_size); 8660eb85c280f2 mtk18742 2021-02-04 184 err = -ENOMEM; 8660eb85c280f2 mtk18742 2021-02-04 185 goto err_mem_size; 8660eb85c280f2 mtk18742 2021-02-04 186 } 8660eb85c280f2 mtk18742 2021-02-04 187 8660eb85c280f2 mtk18742 2021-02-04 188 dev_dbg(&mdp->pdev->dev, 8660eb85c280f2 mtk18742 2021-02-04 189 "VPU work:%pK pa:%pad sz:%zx pool:%pa sz:%zx (mem sz:%zx)", 8660eb85c280f2 mtk18742 2021-02-04 190 vpu->work, &vpu->work_addr, vpu->work_size, 8660eb85c280f2 mtk18742 2021-02-04 191 &pool, pool_size, mem_size); 8660eb85c280f2 mtk18742 2021-02-04 @192 vpu->pool = (struct mdp_config_pool *)pool; 8660eb85c280f2 mtk18742 2021-02-04 193 msg.work_addr = vpu->work_addr; 8660eb85c280f2 mtk18742 2021-02-04 194 msg.work_size = vpu->work_size; 8660eb85c280f2 mtk18742 2021-02-04 195 err = mdp_vpu_sendmsg(vpu, SCP_IPI_MDP_INIT, &msg, sizeof(msg)); 8660eb85c280f2 mtk18742 2021-02-04 196 if (err) 8660eb85c280f2 mtk18742 2021-02-04 197 goto err_work_size; 8660eb85c280f2 mtk18742 2021-02-04 198 8660eb85c280f2 mtk18742 2021-02-04 199 memset(vpu->pool, 0, sizeof(*vpu->pool)); 8660eb85c280f2 mtk18742 2021-02-04 200 return 0; 8660eb85c280f2 mtk18742 2021-02-04 201 8660eb85c280f2 mtk18742 2021-02-04 202 err_work_size: 8660eb85c280f2 mtk18742 2021-02-04 203 switch (vpu->status) { 8660eb85c280f2 mtk18742 2021-02-04 204 case -MDP_IPI_EBUSY: 8660eb85c280f2 mtk18742 2021-02-04 205 err = -EBUSY; 8660eb85c280f2 mtk18742 2021-02-04 206 break; 8660eb85c280f2 mtk18742 2021-02-04 207 case -MDP_IPI_ENOMEM: 8660eb85c280f2 mtk18742 2021-02-04 208 err = -ENOSPC; /* -ENOMEM */ 8660eb85c280f2 mtk18742 2021-02-04 209 break; 8660eb85c280f2 mtk18742 2021-02-04 210 } 8660eb85c280f2 mtk18742 2021-02-04 211 return err; 8660eb85c280f2 mtk18742 2021-02-04 212 err_mem_size: 8660eb85c280f2 mtk18742 2021-02-04 213 err_mem_alloc: 8660eb85c280f2 mtk18742 2021-02-04 214 return err; 8660eb85c280f2 mtk18742 2021-02-04 215 } 8660eb85c280f2 mtk18742 2021-02-04 216 :::::: The code at line 179 was first introduced by commit :::::: 8660eb85c280f20d258629093be82696c2a8be42 CHROMIUM: media: platform: mtk-mdp3: add first version about MDP3 :::::: TO: mtk18742 <moudy.ho(a)mediatek.com&gt; :::::: CC: Commit Bot <commit-bot(a)chromium.org&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org