CC: [email protected] CC: [email protected] CC: [email protected] TO: Robert Foss <[email protected]> CC: Mauro Carvalho Chehab <[email protected]> CC: [email protected] CC: Hans Verkuil <[email protected]>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 99613159ad749543621da8238acf1a122880144e commit: 2fa698e3da84edc6b7a2d670f8bd5035891a744e media: camss: vfe: Decrease priority of of VFE HW version to 'dbg' date: 4 months ago :::::: branch date: 20 hours ago :::::: commit date: 4 months ago config: riscv-randconfig-c006-20220111 (https://download.01.org/0day-ci/archive/20220119/[email protected]/config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 244dd2913a43a200f5a6544d424cdc37b771028b) 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 # install riscv cross compiling tool for clang build # apt-get install binutils-riscv64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2fa698e3da84edc6b7a2d670f8bd5035891a744e git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 2fa698e3da84edc6b7a2d670f8bd5035891a744e # save the config file to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=riscv clang-analyzer If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> clang-analyzer warnings: (new ones prefixed by >>) ^ include/linux/compiler.h:56:28: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ include/linux/compiler.h:58:69: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^ include/linux/compiler.h:69:2: note: expanded from macro '__trace_if_value' (cond) ? \ ^ drivers/media/dvb-frontends/stv0297.c:64:2: note: Taking true branch if (state->config->stop_during_read) { ^ include/linux/compiler.h:56:23: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ drivers/media/dvb-frontends/stv0297.c:65:7: note: Assuming the condition is false if ((ret = i2c_transfer(state->i2c, &msg[0], 1)) != 1) { ^ include/linux/compiler.h:56:47: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^~~~ include/linux/compiler.h:58:52: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^~~~ drivers/media/dvb-frontends/stv0297.c:65:3: note: '?' condition is false if ((ret = i2c_transfer(state->i2c, &msg[0], 1)) != 1) { ^ include/linux/compiler.h:56:28: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ include/linux/compiler.h:58:31: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^ drivers/media/dvb-frontends/stv0297.c:65:7: note: Assuming the condition is true if ((ret = i2c_transfer(state->i2c, &msg[0], 1)) != 1) { ^ include/linux/compiler.h:56:47: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^~~~ include/linux/compiler.h:58:86: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^~~~ include/linux/compiler.h:69:3: note: expanded from macro '__trace_if_value' (cond) ? \ ^~~~ drivers/media/dvb-frontends/stv0297.c:65:3: note: '?' condition is true if ((ret = i2c_transfer(state->i2c, &msg[0], 1)) != 1) { ^ include/linux/compiler.h:56:28: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ include/linux/compiler.h:58:69: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^ include/linux/compiler.h:69:2: note: expanded from macro '__trace_if_value' (cond) ? \ ^ drivers/media/dvb-frontends/stv0297.c:65:3: note: Taking true branch if ((ret = i2c_transfer(state->i2c, &msg[0], 1)) != 1) { ^ include/linux/compiler.h:56:23: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ drivers/media/dvb-frontends/stv0297.c:66:4: note: Loop condition is false. Exiting loop dprintk("%s: readreg error (reg == 0x%02x, ret == %i)\n", __func__, reg, ret); ^ drivers/media/dvb-frontends/stv0297.c:31:23: note: expanded from macro 'dprintk' #define dprintk(x...) printk(x) ^ include/linux/printk.h:446:26: note: expanded from macro 'printk' #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__) ^ include/linux/printk.h:417:3: note: expanded from macro 'printk_index_wrap' __printk_index_emit(_fmt, NULL, NULL); \ ^ include/linux/printk.h:392:34: note: expanded from macro '__printk_index_emit' #define __printk_index_emit(...) do {} while (0) ^ drivers/media/dvb-frontends/stv0297.c:67:4: note: Returning the value -1 return -1; ^~~~~~~~~ drivers/media/dvb-frontends/stv0297.c:130:10: note: Returning from 'stv0297_readreg' | (stv0297_readreg(state, 0x58) << 24)); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/dvb-frontends/stv0297.c:130:39: note: The result of the left shift is undefined because the left operand is negative | (stv0297_readreg(state, 0x58) << 24)); ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ Suppressed 3 warnings (3 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 3 warnings generated. Suppressed 3 warnings (3 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 2 warnings generated. Suppressed 2 warnings (2 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 2 warnings generated. Suppressed 2 warnings (2 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 8 warnings generated. >> drivers/media/platform/qcom/camss/camss-vfe-170.c:184:6: warning: Value >> stored to 'gen' during its initialization is never read >> [clang-analyzer-deadcode.DeadStores] u32 gen = (hw_version >> 28) & 0xF; ^~~ ~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe-170.c:184:6: note: Value stored to 'gen' during its initialization is never read u32 gen = (hw_version >> 28) & 0xF; ^~~ ~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/media/platform/qcom/camss/camss-vfe-170.c:185:6: warning: Value >> stored to 'rev' during its initialization is never read >> [clang-analyzer-deadcode.DeadStores] u32 rev = (hw_version >> 16) & 0xFFF; ^~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe-170.c:185:6: note: Value stored to 'rev' during its initialization is never read u32 rev = (hw_version >> 16) & 0xFFF; ^~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/media/platform/qcom/camss/camss-vfe-170.c:186:6: warning: Value >> stored to 'step' during its initialization is never read >> [clang-analyzer-deadcode.DeadStores] u32 step = hw_version & 0xFFFF; ^~~~ ~~~~~~~~~~~~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe-170.c:186:6: note: Value stored to 'step' during its initialization is never read u32 step = hw_version & 0xFFFF; ^~~~ ~~~~~~~~~~~~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe-170.c:336:6: warning: Value stored to 'violation' during its initialization is never read [clang-analyzer-deadcode.DeadStores] u32 violation = readl_relaxed(vfe->base + VFE_VIOLATION_STATUS); ^~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe-170.c:336:6: note: Value stored to 'violation' during its initialization is never read u32 violation = readl_relaxed(vfe->base + VFE_VIOLATION_STATUS); ^~~~~~~~~ Suppressed 4 warnings (3 in non-user code, 1 with check filters). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 3 warnings generated. Suppressed 3 warnings (3 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 4 warnings generated. include/media/v4l2-subdev.h:1000:10: warning: Access to field 'pads' results in a dereference of a null pointer (loaded from variable 'state') [clang-analyzer-core.NullDereference] return &state->pads[pad].try_fmt; ^ drivers/media/platform/qcom/camss/camss-vfe.c:1531:14: note: Assuming 'i' is < field 'line_num' for (i = 0; i < vfe->line_num; i++) { ^~~~~~~~~~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe.c:1531:2: note: Loop condition is true. Entering loop body for (i = 0; i < vfe->line_num; i++) { ^ drivers/media/platform/qcom/camss/camss-vfe.c:1541:3: note: '?' condition is false if (i == VFE_LINE_PIX) ^ include/linux/compiler.h:56:28: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ include/linux/compiler.h:58:31: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^ drivers/media/platform/qcom/camss/camss-vfe.c:1541:7: note: 'i' is not equal to VFE_LINE_PIX if (i == VFE_LINE_PIX) ^ include/linux/compiler.h:56:47: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^~~~ include/linux/compiler.h:58:86: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^~~~ include/linux/compiler.h:69:3: note: expanded from macro '__trace_if_value' (cond) ? \ ^~~~ drivers/media/platform/qcom/camss/camss-vfe.c:1541:3: note: '?' condition is false if (i == VFE_LINE_PIX) ^ include/linux/compiler.h:56:28: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ include/linux/compiler.h:58:69: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^ include/linux/compiler.h:69:2: note: expanded from macro '__trace_if_value' (cond) ? \ ^ drivers/media/platform/qcom/camss/camss-vfe.c:1541:3: note: Taking false branch if (i == VFE_LINE_PIX) ^ include/linux/compiler.h:56:23: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ drivers/media/platform/qcom/camss/camss-vfe.c:1550:9: note: Calling 'vfe_init_formats' ret = vfe_init_formats(sd, NULL); ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe.c:1256:12: note: 'fh' is null .which = fh ? V4L2_SUBDEV_FORMAT_TRY : ^~ drivers/media/platform/qcom/camss/camss-vfe.c:1256:12: note: '?' condition is false drivers/media/platform/qcom/camss/camss-vfe.c:1265:28: note: 'fh' is null return vfe_set_format(sd, fh ? fh->state : NULL, &format); ^~ drivers/media/platform/qcom/camss/camss-vfe.c:1265:28: note: '?' condition is false drivers/media/platform/qcom/camss/camss-vfe.c:1265:28: note: Passing null pointer value via 2nd parameter 'sd_state' return vfe_set_format(sd, fh ? fh->state : NULL, &format); ^~ drivers/media/platform/qcom/camss/camss-vfe.c:1265:9: note: Calling 'vfe_set_format' return vfe_set_format(sd, fh ? fh->state : NULL, &format); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe.c:1074:6: note: 'format' is not equal to null if (format == NULL) ^ include/linux/compiler.h:56:47: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^~~~ include/linux/compiler.h:58:52: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^~~~ drivers/media/platform/qcom/camss/camss-vfe.c:1074:2: note: '?' condition is false if (format == NULL) ^ include/linux/compiler.h:56:28: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ include/linux/compiler.h:58:31: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^ -- ^ drivers/media/common/videobuf2/videobuf2-dma-sg.c:71:7: note: Assuming the condition is true if ((PAGE_SIZE << order) > size) ^ include/linux/compiler.h:56:47: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/compiler.h:58:52: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^~~~ drivers/media/common/videobuf2/videobuf2-dma-sg.c:71:3: note: '?' condition is false if ((PAGE_SIZE << order) > size) ^ include/linux/compiler.h:56:28: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ include/linux/compiler.h:58:31: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^ drivers/media/common/videobuf2/videobuf2-dma-sg.c:71:3: note: '?' condition is true if ((PAGE_SIZE << order) > size) ^ include/linux/compiler.h:56:28: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ include/linux/compiler.h:58:69: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^ include/linux/compiler.h:69:2: note: expanded from macro '__trace_if_value' (cond) ? \ ^ drivers/media/common/videobuf2/videobuf2-dma-sg.c:71:3: note: Taking true branch if ((PAGE_SIZE << order) > size) ^ include/linux/compiler.h:56:23: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ drivers/media/common/videobuf2/videobuf2-dma-sg.c:72:4: note: The value -1 is assigned to 'order' order--; ^~~~~~~ drivers/media/common/videobuf2/videobuf2-dma-sg.c:75:3: note: Loop condition is true. Entering loop body while (!pages) { ^ drivers/media/common/videobuf2/videobuf2-dma-sg.c:78:4: note: Assuming 'pages' is non-null if (pages) ^ include/linux/compiler.h:56:45: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/compiler.h:58:52: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^~~~ drivers/media/common/videobuf2/videobuf2-dma-sg.c:78:4: note: '?' condition is false if (pages) ^ include/linux/compiler.h:56:28: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ include/linux/compiler.h:58:31: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^ drivers/media/common/videobuf2/videobuf2-dma-sg.c:78:8: note: 'pages' is non-null if (pages) ^ include/linux/compiler.h:56:47: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^~~~ include/linux/compiler.h:58:86: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^~~~ include/linux/compiler.h:69:3: note: expanded from macro '__trace_if_value' (cond) ? \ ^~~~ drivers/media/common/videobuf2/videobuf2-dma-sg.c:78:4: note: '?' condition is true if (pages) ^ include/linux/compiler.h:56:28: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ include/linux/compiler.h:58:69: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^ include/linux/compiler.h:69:2: note: expanded from macro '__trace_if_value' (cond) ? \ ^ drivers/media/common/videobuf2/videobuf2-dma-sg.c:78:4: note: Taking true branch if (pages) ^ include/linux/compiler.h:56:23: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ drivers/media/common/videobuf2/videobuf2-dma-sg.c:79:5: note: Execution continues on line 89 break; ^ drivers/media/common/videobuf2/videobuf2-dma-sg.c:90:22: note: The result of the left shift is undefined because the right operand is negative for (i = 0; i < (1 << order); i++) ^ ~~~~~ Suppressed 2 warnings (2 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 8 warnings generated. >> drivers/media/platform/qcom/camss/camss-vfe-170.c:184:6: warning: Value >> stored to 'gen' during its initialization is never read >> [clang-analyzer-deadcode.DeadStores] u32 gen = (hw_version >> 28) & 0xF; ^~~ ~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe-170.c:184:6: note: Value stored to 'gen' during its initialization is never read u32 gen = (hw_version >> 28) & 0xF; ^~~ ~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/media/platform/qcom/camss/camss-vfe-170.c:185:6: warning: Value >> stored to 'rev' during its initialization is never read >> [clang-analyzer-deadcode.DeadStores] u32 rev = (hw_version >> 16) & 0xFFF; ^~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe-170.c:185:6: note: Value stored to 'rev' during its initialization is never read u32 rev = (hw_version >> 16) & 0xFFF; ^~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/media/platform/qcom/camss/camss-vfe-170.c:186:6: warning: Value >> stored to 'step' during its initialization is never read >> [clang-analyzer-deadcode.DeadStores] u32 step = hw_version & 0xFFFF; ^~~~ ~~~~~~~~~~~~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe-170.c:186:6: note: Value stored to 'step' during its initialization is never read u32 step = hw_version & 0xFFFF; ^~~~ ~~~~~~~~~~~~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe-170.c:336:6: warning: Value stored to 'violation' during its initialization is never read [clang-analyzer-deadcode.DeadStores] u32 violation = readl_relaxed(vfe->base + VFE_VIOLATION_STATUS); ^~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe-170.c:336:6: note: Value stored to 'violation' during its initialization is never read u32 violation = readl_relaxed(vfe->base + VFE_VIOLATION_STATUS); ^~~~~~~~~ Suppressed 4 warnings (3 in non-user code, 1 with check filters). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 3 warnings generated. Suppressed 3 warnings (3 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 4 warnings generated. include/media/v4l2-subdev.h:1000:10: warning: Access to field 'pads' results in a dereference of a null pointer (loaded from variable 'state') [clang-analyzer-core.NullDereference] return &state->pads[pad].try_fmt; ^ drivers/media/platform/qcom/camss/camss-vfe.c:1531:14: note: Assuming 'i' is < field 'line_num' for (i = 0; i < vfe->line_num; i++) { ^~~~~~~~~~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe.c:1531:2: note: Loop condition is true. Entering loop body for (i = 0; i < vfe->line_num; i++) { ^ drivers/media/platform/qcom/camss/camss-vfe.c:1541:3: note: '?' condition is false if (i == VFE_LINE_PIX) ^ include/linux/compiler.h:56:28: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ include/linux/compiler.h:58:31: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^ drivers/media/platform/qcom/camss/camss-vfe.c:1541:7: note: 'i' is not equal to VFE_LINE_PIX if (i == VFE_LINE_PIX) ^ include/linux/compiler.h:56:47: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^~~~ include/linux/compiler.h:58:86: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^~~~ include/linux/compiler.h:69:3: note: expanded from macro '__trace_if_value' (cond) ? \ ^~~~ drivers/media/platform/qcom/camss/camss-vfe.c:1541:3: note: '?' condition is false if (i == VFE_LINE_PIX) ^ include/linux/compiler.h:56:28: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ include/linux/compiler.h:58:69: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^ include/linux/compiler.h:69:2: note: expanded from macro '__trace_if_value' (cond) ? \ ^ drivers/media/platform/qcom/camss/camss-vfe.c:1541:3: note: Taking false branch if (i == VFE_LINE_PIX) ^ include/linux/compiler.h:56:23: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ drivers/media/platform/qcom/camss/camss-vfe.c:1550:9: note: Calling 'vfe_init_formats' ret = vfe_init_formats(sd, NULL); ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe.c:1256:12: note: 'fh' is null .which = fh ? V4L2_SUBDEV_FORMAT_TRY : ^~ drivers/media/platform/qcom/camss/camss-vfe.c:1256:12: note: '?' condition is false drivers/media/platform/qcom/camss/camss-vfe.c:1265:28: note: 'fh' is null return vfe_set_format(sd, fh ? fh->state : NULL, &format); ^~ drivers/media/platform/qcom/camss/camss-vfe.c:1265:28: note: '?' condition is false drivers/media/platform/qcom/camss/camss-vfe.c:1265:28: note: Passing null pointer value via 2nd parameter 'sd_state' return vfe_set_format(sd, fh ? fh->state : NULL, &format); ^~ drivers/media/platform/qcom/camss/camss-vfe.c:1265:9: note: Calling 'vfe_set_format' return vfe_set_format(sd, fh ? fh->state : NULL, &format); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/qcom/camss/camss-vfe.c:1074:6: note: 'format' is not equal to null if (format == NULL) ^ include/linux/compiler.h:56:47: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^~~~ include/linux/compiler.h:58:52: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^~~~ drivers/media/platform/qcom/camss/camss-vfe.c:1074:2: note: '?' condition is false if (format == NULL) ^ include/linux/compiler.h:56:28: note: expanded from macro 'if' #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) ^ include/linux/compiler.h:58:31: note: expanded from macro '__trace_if_var' #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) ^ vim +/gen +184 drivers/media/platform/qcom/camss/camss-vfe-170.c 7319cdf189bb64 Robert Foss 2021-03-16 179 7319cdf189bb64 Robert Foss 2021-03-16 180 static void vfe_hw_version_read(struct vfe_device *vfe, struct device *dev) 7319cdf189bb64 Robert Foss 2021-03-16 181 { 7319cdf189bb64 Robert Foss 2021-03-16 182 u32 hw_version = readl_relaxed(vfe->base + VFE_HW_VERSION); 7319cdf189bb64 Robert Foss 2021-03-16 183 7319cdf189bb64 Robert Foss 2021-03-16 @184 u32 gen = (hw_version >> 28) & 0xF; 7319cdf189bb64 Robert Foss 2021-03-16 @185 u32 rev = (hw_version >> 16) & 0xFFF; 7319cdf189bb64 Robert Foss 2021-03-16 @186 u32 step = hw_version & 0xFFFF; 7319cdf189bb64 Robert Foss 2021-03-16 187 2fa698e3da84ed Robert Foss 2021-07-26 188 dev_dbg(dev, "VFE HW Version = %u.%u.%u\n", gen, rev, step); 7319cdf189bb64 Robert Foss 2021-03-16 189 } 7319cdf189bb64 Robert Foss 2021-03-16 190 :::::: The code at line 184 was first introduced by commit :::::: 7319cdf189bb643c6d56e5898ef89ad7c3ef6c31 media: camss: Add support for VFE hardware version Titan 170 :::::: TO: Robert Foss <[email protected]> :::::: CC: Mauro Carvalho Chehab <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected] _______________________________________________ kbuild mailing list -- [email protected] To unsubscribe send an email to [email protected]
