# git gc # git rev-parse -q --verify 61d791365b72a89062fbbea69aa61479476da946^{commit} 61d791365b72a89062fbbea69aa61479476da946 already have revision, skipping fetch # git checkout -q -f -B kisskb 61d791365b72a89062fbbea69aa61479476da946 # git clean -qxdf # < git log -1 # commit 61d791365b72a89062fbbea69aa61479476da946 # Author: Linus Torvalds # Date: Fri Dec 25 15:41:13 2020 -0800 # # drm/amd/display: avoid uninitialized variable warning # # clang (quite rightly) complains fairly loudly about the newly added # mpc1_get_mpc_out_mux() function returning an uninitialized value if the # 'opp_id' checks don't pass. # # This may not happen in practice, but the code really shouldn't return # garbage if the sanity checks don't pass. # # So just initialize 'val' to zero to avoid the issue. # # Fixes: 110b055b2827 ("drm/amd/display: add getter routine to retrieve mpcc mux") # Cc: Josip Pavic # Cc: Bindu Ramamurthy # Cc: Alex Deucher # Signed-off-by: Linus Torvalds # < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/mips-linux/bin/mips-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/mips-linux/bin/mips-linux-ld --version # < git log --format=%s --max-count=1 61d791365b72a89062fbbea69aa61479476da946 # < make -s -j 120 ARCH=mips O=/kisskb/build/linus_mips-allmodconfig_mips-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/mips-linux/bin/mips-linux- allmodconfig # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_MODULE_SIG=n # Added to kconfig CONFIG_SAMPLES=n # Added to kconfig CONFIG_MIPS_CPS_NS16550_BASE=0x1b0003f8 # Added to kconfig CONFIG_MIPS_CPS_NS16550_SHIFT=0 # < make -s -j 120 ARCH=mips O=/kisskb/build/linus_mips-allmodconfig_mips-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/mips-linux/bin/mips-linux- help # make -s -j 120 ARCH=mips O=/kisskb/build/linus_mips-allmodconfig_mips-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/mips-linux/bin/mips-linux- olddefconfig .config:12879:warning: override: reassigning to symbol MIPS_CPS_NS16550_SHIFT # make -s -j 120 ARCH=mips O=/kisskb/build/linus_mips-allmodconfig_mips-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/mips-linux/bin/mips-linux- /kisskb/src/drivers/soc/qcom/pdr_interface.c: In function 'pdr_restart_pd': /kisskb/src/drivers/soc/qcom/pdr_interface.c:572:9: warning: missing braces around initializer [-Wmissing-braces] struct servreg_restart_pd_req req = { 0 }; ^ /kisskb/src/drivers/soc/qcom/pdr_interface.c:572:9: warning: (near initialization for 'req.service_path') [-Wmissing-braces] /kisskb/src/fs/btrfs/tree-checker.c: In function 'check_root_item': /kisskb/src/fs/btrfs/tree-checker.c:1064:9: warning: missing braces around initializer [-Wmissing-braces] struct btrfs_root_item ri = { 0 }; ^ /kisskb/src/fs/btrfs/tree-checker.c:1064:9: warning: (near initialization for 'ri.inode') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/xlnx/zynqmp_dp.c: In function 'zynqmp_dp_update_vs_emph': /kisskb/src/drivers/gpu/drm/xlnx/zynqmp_dp.c:667:9: warning: missing braces around initializer [-Wmissing-braces] union phy_configure_opts opts = { 0 }; ^ /kisskb/src/drivers/gpu/drm/xlnx/zynqmp_dp.c:667:9: warning: (near initialization for 'opts.mipi_dphy') [-Wmissing-braces] /kisskb/src/drivers/misc/habanalabs/common/habanalabs_ioctl.c: In function 'pll_frequency_info': /kisskb/src/drivers/misc/habanalabs/common/habanalabs_ioctl.c:409:9: warning: missing braces around initializer [-Wmissing-braces] struct hl_pll_frequency_info freq_info = {0}; ^ /kisskb/src/drivers/misc/habanalabs/common/habanalabs_ioctl.c:409:9: warning: (near initialization for 'freq_info.output') [-Wmissing-braces] /kisskb/src/drivers/input/joystick/analog.c:160:2: warning: #warning Precise timer not defined for this architecture. [-Wcpp] #warning Precise timer not defined for this architecture. ^ /kisskb/src/lib/bitfield_kunit.c: In function 'test_bitfields_constants': /kisskb/src/lib/bitfield_kunit.c:93:1: warning: the frame size of 4224 bytes is larger than 2048 bytes [-Wframe-larger-than=] } ^ In file included from /kisskb/src/arch/mips/include/asm/sibyte/sb1250.h:28:0, from /kisskb/src/drivers/watchdog/sb_wdog.c:58: /kisskb/src/arch/mips/include/asm/sibyte/bcm1480_scd.h:261:0: warning: "M_SPC_CFG_CLEAR" redefined #define M_SPC_CFG_CLEAR M_BCM1480_SPC_CFG_CLEAR ^ In file included from /kisskb/src/arch/mips/include/asm/sibyte/sb1250.h:27:0, from /kisskb/src/drivers/watchdog/sb_wdog.c:58: /kisskb/src/arch/mips/include/asm/sibyte/sb1250_scd.h:392:0: note: this is the location of the previous definition #define M_SPC_CFG_CLEAR _SB_MAKEMASK1(32) ^ In file included from /kisskb/src/arch/mips/include/asm/sibyte/sb1250.h:28:0, from /kisskb/src/drivers/watchdog/sb_wdog.c:58: /kisskb/src/arch/mips/include/asm/sibyte/bcm1480_scd.h:262:0: warning: "M_SPC_CFG_ENABLE" redefined #define M_SPC_CFG_ENABLE M_BCM1480_SPC_CFG_ENABLE ^ In file included from /kisskb/src/arch/mips/include/asm/sibyte/sb1250.h:27:0, from /kisskb/src/drivers/watchdog/sb_wdog.c:58: /kisskb/src/arch/mips/include/asm/sibyte/sb1250_scd.h:393:0: note: this is the location of the previous definition #define M_SPC_CFG_ENABLE _SB_MAKEMASK1(33) ^ /kisskb/src/drivers/net/ethernet/chelsio/cxgb4/sge.c: In function 'cxgb4_write_partial_sgl': /kisskb/src/drivers/net/ethernet/chelsio/cxgb4/sge.c:910:9: warning: missing braces around initializer [-Wmissing-braces] struct ulptx_sge_pair buf[MAX_SKB_FRAGS / 2 + 1] = {0}, *to; ^ /kisskb/src/drivers/net/ethernet/chelsio/cxgb4/sge.c:910:9: warning: (near initialization for 'buf[0]') [-Wmissing-braces] /kisskb/src/drivers/net/ethernet/mscc/ocelot_vcap.c: In function 'is1_entry_set': /kisskb/src/drivers/net/ethernet/mscc/ocelot_vcap.c:755:11: warning: missing braces around initializer [-Wmissing-braces] struct ocelot_vcap_u16 etype = {0}; ^ /kisskb/src/drivers/net/ethernet/mscc/ocelot_vcap.c:755:11: warning: (near initialization for 'etype.value') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_aes_cbc_setkey': /kisskb/src/drivers/crypto/sa2ul.c:932:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:932:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_aes_ecb_setkey': /kisskb/src/drivers/crypto/sa2ul.c:952:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:952:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_3des_cbc_setkey': /kisskb/src/drivers/crypto/sa2ul.c:970:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:970:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_3des_ecb_setkey': /kisskb/src/drivers/crypto/sa2ul.c:984:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:984:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_sha1_cra_init': /kisskb/src/drivers/crypto/sa2ul.c:1606:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:1606:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_sha256_cra_init': /kisskb/src/drivers/crypto/sa2ul.c:1622:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:1622:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_sha512_cra_init': /kisskb/src/drivers/crypto/sa2ul.c:1638:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:1638:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_aead_cbc_sha1_setkey': /kisskb/src/drivers/crypto/sa2ul.c:1867:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:1867:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_aead_cbc_sha256_setkey': /kisskb/src/drivers/crypto/sa2ul.c:1880:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:1880:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/navi10_ppt.c: In function 'navi10_get_gpu_metrics': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/navi10_ppt.c:2285:2: warning: missing braces around initializer [-Wmissing-braces] SmuMetrics_NV12_t nv12_metrics = { 0 }; ^ /kisskb/src/drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/navi10_ppt.c:2285:2: warning: (near initialization for 'nv12_metrics.CurrClock') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/bios/bios_parser2.c: In function 'bios_parser_get_i2c_info': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/bios/bios_parser2.c:297:9: warning: missing braces around initializer [-Wmissing-braces] struct atom_i2c_record dummy_record = {0}; ^ /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/bios/bios_parser2.c:297:9: warning: (near initialization for 'dummy_record.record_header') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c: In function 'amdgpu_dm_psr_enable': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:9811:9: warning: missing braces around initializer [-Wmissing-braces] struct dc_static_screen_params params = {0}; ^ /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:9811:9: warning: (near initialization for 'params.triggers') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_hw_lock_mgr.c: In function 'dmub_hw_lock_mgr_cmd': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_hw_lock_mgr.c:36:8: warning: missing braces around initializer [-Wmissing-braces] union dmub_rb_cmd cmd = { 0 }; ^ /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_hw_lock_mgr.c:36:8: warning: (near initialization for 'cmd.lock_hw') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_dcn20.c: In function 'dmub_dcn20_enable_dmub_boot_options': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_dcn20.c:326:8: warning: missing braces around initializer [-Wmissing-braces] union dmub_fw_boot_options boot_options = {0}; ^ /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_dcn20.c:326:8: warning: (near initialization for 'boot_options.bits') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c: In function 'dp_test_get_audio_test_data': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:2820:8: warning: missing braces around initializer [-Wmissing-braces] union audio_test_mode dpcd_test_mode = {0}; ^ /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:2820:8: warning: (near initialization for 'dpcd_test_mode.bits') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:2822:8: warning: missing braces around initializer [-Wmissing-braces] union audio_test_pattern_period dpcd_pattern_period[AUDIO_CHANNELS_COUNT] = {0}; ^ /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:2822:8: warning: (near initialization for 'dpcd_pattern_period[0]') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c: In function 'dc_link_dp_set_test_pattern': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:4154:11: warning: missing braces around initializer [-Wmissing-braces] union dmub_hw_lock_flags hw_locks = { 0 }; ^ /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:4154:11: warning: (near initialization for 'hw_locks.bits') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:4198:11: warning: missing braces around initializer [-Wmissing-braces] union dmub_hw_lock_flags hw_locks = { 0 }; ^ /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:4198:11: warning: (near initialization for 'hw_locks.bits') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c: In function 'commit_planes_for_stream': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2465:11: warning: missing braces around initializer [-Wmissing-braces] union dmub_hw_lock_flags hw_locks = { 0 }; ^ /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2465:11: warning: (near initialization for 'hw_locks.bits') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2646:11: warning: missing braces around initializer [-Wmissing-braces] union dmub_hw_lock_flags hw_locks = { 0 }; ^ /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2646:11: warning: (near initialization for 'hw_locks.bits') [-Wmissing-braces] FIT description: Linux 5.10.0+ Created: Wed Dec 30 05:29:17 2020 Image 0 (kernel@0) Description: Linux 5.10.0+ Created: Wed Dec 30 05:29:17 2020 Type: Kernel Image Compression: gzip compressed Data Size: 10222506 Bytes = 9982.92 KiB = 9.75 MiB Architecture: MIPS OS: Linux Load Address: 0x84000000 Entry Point: 0x852c02e0 Hash algo: sha1 Hash value: 583b760c2291b382ba0c60a9f618d9c1cbadacf2 Image 1 (fdt@boston) Description: img,boston Device Tree Created: Wed Dec 30 05:29:17 2020 Type: Flat Device Tree Compression: uncompressed Data Size: 3793 Bytes = 3.70 KiB = 0.00 MiB Architecture: MIPS Hash algo: sha1 Hash value: 4799f50d688573234da6e9d7701234d394759ef4 Image 2 (fdt@ni169445) Description: NI 169445 device tree Created: Wed Dec 30 05:29:17 2020 Type: Flat Device Tree Compression: uncompressed Data Size: 1871 Bytes = 1.83 KiB = 0.00 MiB Architecture: MIPS Hash algo: sha1 Hash value: 51b89b31605ee62038c8468c429af091dfc75ec7 Image 3 (fdt@ocelot_pcb123) Description: MSCC Ocelot PCB123 Device Tree Created: Wed Dec 30 05:29:17 2020 Type: Flat Device Tree Compression: uncompressed Data Size: 4659 Bytes = 4.55 KiB = 0.00 MiB Architecture: MIPS Hash algo: sha1 Hash value: 5bcb6e4f21e8e5372544aa130b3bd097355a9050 Image 4 (fdt@ocelot_pcb120) Description: MSCC Ocelot PCB120 Device Tree Created: Wed Dec 30 05:29:17 2020 Type: Flat Device Tree Compression: uncompressed Data Size: 5418 Bytes = 5.29 KiB = 0.01 MiB Architecture: MIPS Hash algo: sha1 Hash value: 93d882f2009a217e0fa9dab94788535ed2be8476 Image 5 (fdt@luton_pcb091) Description: MSCC Luton PCB091 Device Tree Created: Wed Dec 30 05:29:17 2020 Type: Flat Device Tree Compression: uncompressed Data Size: 2303 Bytes = 2.25 KiB = 0.00 MiB Architecture: MIPS Hash algo: sha1 Hash value: daa8a8147bbce692d81383af7b748a763212bb24 Image 6 (fdt@jaguar2_pcb110) Description: MSCC Jaguar2 PCB110 Device Tree Created: Wed Dec 30 05:29:17 2020 Type: Flat Device Tree Compression: uncompressed Data Size: 7509 Bytes = 7.33 KiB = 0.01 MiB Architecture: MIPS Hash algo: sha1 Hash value: 73c08d98d7aaf64b3e82483d33954c951cfb8067 Image 7 (fdt@jaguar2_pcb111) Description: MSCC Jaguar2 PCB111 Device Tree Created: Wed Dec 30 05:29:17 2020 Type: Flat Device Tree Compression: uncompressed Data Size: 4581 Bytes = 4.47 KiB = 0.00 MiB Architecture: MIPS Hash algo: sha1 Hash value: d8ab1c8279a311c512005c256502f85a33651fe9 Image 8 (fdt@serval_pcb105) Description: MSCC Serval PCB105 Device Tree Created: Wed Dec 30 05:29:17 2020 Type: Flat Device Tree Compression: uncompressed Data Size: 4545 Bytes = 4.44 KiB = 0.00 MiB Architecture: MIPS Hash algo: sha1 Hash value: 372c736c817c1313650e487910d7b94a32816bd7 Image 9 (fdt@xilfpga) Description: MIPSfpga (xilfpga) Device Tree Created: Wed Dec 30 05:29:17 2020 Type: Flat Device Tree Compression: uncompressed Data Size: 2708 Bytes = 2.64 KiB = 0.00 MiB Architecture: MIPS Hash algo: sha1 Hash value: 63d058b780f65e22da30f0a183433765f1807f1d Default Configuration: 'conf@default' Configuration 0 (conf@default) Description: Generic Linux kernel Kernel: kernel@0 Configuration 1 (conf@boston) Description: Boston Linux kernel Kernel: kernel@0 FDT: fdt@boston Configuration 2 (conf@ni169445) Description: NI 169445 Linux Kernel Kernel: kernel@0 FDT: fdt@ni169445 Configuration 3 (conf@ocelot_pcb123) Description: Ocelot Linux kernel Kernel: kernel@0 FDT: fdt@ocelot_pcb123 Configuration 4 (conf@ocelot_pcb120) Description: Ocelot Linux kernel Kernel: kernel@0 FDT: fdt@ocelot_pcb120 Configuration 5 (pcb091) Description: Luton Linux kernel Kernel: kernel@0 FDT: fdt@luton_pcb091 Configuration 6 (pcb110) Description: Jaguar2 Linux kernel Kernel: kernel@0 Init Ramdisk: ramdisk FDT: fdt@jaguar2_pcb110 Configuration 7 (pcb111) Description: Jaguar2 Linux kernel Kernel: kernel@0 Init Ramdisk: ramdisk FDT: fdt@jaguar2_pcb111 Configuration 8 (pcb105) Description: Serval Linux kernel Kernel: kernel@0 Init Ramdisk: ramdisk FDT: fdt@serval_pcb105 Configuration 9 (conf@xilfpga) Description: MIPSfpga Linux kernel Kernel: kernel@0 FDT: fdt@xilfpga Completed OK # rm -rf /kisskb/build/linus_mips-allmodconfig_mips-gcc4.9 # Build took: 0:14:54.984584