From: kernel test robot <lkp@intel.com>
To: "GUO Ren (XuanTie)" <guoren@kernel.org>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
x86@kernel.org, Thomas Gleixner <tglx@kernel.org>,
Radu Rendec <radu@rendec.net>, Anup Patel <anup@brainfault.org>
Subject: [tip:irq/drivers 6/22] drivers/media/platform/mediatek/vpu/mtk_vpu.h:63:2: error: redeclaration of enumerator 'IPI_MAX'
Date: Tue, 08 Sep 2026 05:36:46 +0800 [thread overview]
Message-ID: <202609080548.LJVHAwpC-lkp@intel.com> (raw)
Hi GUO,
FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/drivers
head: 0c65a1331928d0207c385f03fb5eba0cfecce0e6
commit: 1ae91dc397eb1dbc0f4fc6b96f2481cbc02fe0f9 [6/22] riscv: smp: Move enum ipi_message_type to asm/smp.h
config: riscv-randconfig-r111-20260908 (https://download.01.org/0day-ci/archive/20260908/202609080548.LJVHAwpC-lkp@intel.com/config)
compiler: riscv32-linux-gcc (GCC) 8.5.0
sparse: v0.6.5-rc1
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260908/202609080548.LJVHAwpC-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/202609080548.LJVHAwpC-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/media/platform/mediatek/mdp/mtk_mdp_core.c:23:
>> drivers/media/platform/mediatek/vpu/mtk_vpu.h:63:2: error: redeclaration of enumerator 'IPI_MAX'
IPI_MAX,
^~~~~~~
In file included from include/linux/smp.h:119,
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/media/platform/mediatek/mdp/mtk_mdp_core.c:8:
arch/riscv/include/asm/smp.h:27:2: note: previous definition of 'IPI_MAX' was here
IPI_MAX
^~~~~~~
--
In file included from drivers/media/platform/mediatek/vcodec/common/../decoder/../common/mtk_vcodec_fw.h:9,
from drivers/media/platform/mediatek/vcodec/common/../decoder/../common/mtk_vcodec_fw_priv.h:6,
from drivers/media/platform/mediatek/vcodec/common/../decoder/mtk_vcodec_dec_drv.h:14,
from drivers/media/platform/mediatek/vcodec/common/mtk_vcodec_intr.c:10:
>> drivers/media/platform/mediatek/vcodec/common/../decoder/../common/../../vpu/mtk_vpu.h:63:2: error: redeclaration of enumerator 'IPI_MAX'
IPI_MAX,
^~~~~~~
In file included from include/linux/smp.h:119,
from include/linux/interrupt_rc.h:17,
from include/linux/spinlock.h:60,
from include/linux/wait.h:9,
from drivers/media/platform/mediatek/vcodec/common/mtk_vcodec_intr.c:8:
arch/riscv/include/asm/smp.h:27:2: note: previous definition of 'IPI_MAX' was here
IPI_MAX
^~~~~~~
--
In file included from drivers/media/platform/mediatek/vcodec/encoder/venc/../../common/mtk_vcodec_fw.h:9,
from drivers/media/platform/mediatek/vcodec/encoder/venc/../../common/mtk_vcodec_fw_priv.h:6,
from drivers/media/platform/mediatek/vcodec/encoder/venc/../mtk_vcodec_enc_drv.h:12,
from drivers/media/platform/mediatek/vcodec/encoder/venc/venc_vp8_if.c:12:
>> drivers/media/platform/mediatek/vcodec/encoder/venc/../../common/../../vpu/mtk_vpu.h:63:2: error: redeclaration of enumerator 'IPI_MAX'
IPI_MAX,
^~~~~~~
In file included from include/linux/smp.h:119,
from include/linux/alloc_tag.h:14,
from include/linux/percpu.h:5,
from include/linux/context_tracking_state.h:5,
from include/linux/hardirq.h:5,
from include/linux/interrupt.h:11,
from drivers/media/platform/mediatek/vcodec/encoder/venc/venc_vp8_if.c:8:
arch/riscv/include/asm/smp.h:27:2: note: previous definition of 'IPI_MAX' was here
IPI_MAX
^~~~~~~
--
In file included from drivers/media/platform/mediatek/vcodec/encoder/../common/mtk_vcodec_fw.h:9,
from drivers/media/platform/mediatek/vcodec/encoder/../common/mtk_vcodec_fw_priv.h:6,
from drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc_drv.h:12,
from drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc.h:14,
from drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc.c:13:
>> drivers/media/platform/mediatek/vcodec/encoder/../common/../../vpu/mtk_vpu.h:63:2: error: redeclaration of enumerator 'IPI_MAX'
IPI_MAX,
^~~~~~~
In file included from include/linux/smp.h:119,
from arch/riscv/include/asm/mmiowb.h:12,
from arch/riscv/include/asm/mmio.h:16,
from arch/riscv/include/asm/clint.h:10,
from arch/riscv/include/asm/timex.h:15,
from include/linux/timex.h:67,
from include/linux/time32.h:13,
from include/linux/time.h:60,
from include/linux/videodev2.h:59,
from include/media/v4l2-event.h:16,
from drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc.c:8:
arch/riscv/include/asm/smp.h:27:2: note: previous definition of 'IPI_MAX' was here
IPI_MAX
^~~~~~~
--
In file included from drivers/media/platform/mediatek/vcodec/decoder/vdec/../../common/mtk_vcodec_fw.h:9,
from drivers/media/platform/mediatek/vcodec/decoder/vdec/../../common/mtk_vcodec_fw_priv.h:6,
from drivers/media/platform/mediatek/vcodec/decoder/vdec/../mtk_vcodec_dec_drv.h:14,
from drivers/media/platform/mediatek/vcodec/decoder/vdec/../mtk_vcodec_dec.h:14,
from drivers/media/platform/mediatek/vcodec/decoder/vdec/../vdec_drv_if.h:11,
from drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_if.c:10:
>> drivers/media/platform/mediatek/vcodec/decoder/vdec/../../common/../../vpu/mtk_vpu.h:63:2: error: redeclaration of enumerator 'IPI_MAX'
IPI_MAX,
^~~~~~~
In file included from include/linux/smp.h:119,
from arch/riscv/include/asm/mmiowb.h:12,
from arch/riscv/include/asm/mmio.h:16,
from arch/riscv/include/asm/clint.h:10,
from arch/riscv/include/asm/timex.h:15,
from include/linux/timex.h:67,
from include/linux/time32.h:13,
from include/linux/time.h:60,
from include/linux/stat.h:19,
from include/linux/module.h:13,
from drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_if.c:7:
arch/riscv/include/asm/smp.h:27:2: note: previous definition of 'IPI_MAX' was here
IPI_MAX
^~~~~~~
--
In file included from drivers/media/platform/mediatek/vcodec/decoder/../common/mtk_vcodec_fw.h:9,
from drivers/media/platform/mediatek/vcodec/decoder/../common/mtk_vcodec_fw_priv.h:6,
from drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h:14,
from drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.h:14,
from drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c:24:
>> drivers/media/platform/mediatek/vcodec/decoder/../common/../../vpu/mtk_vpu.h:63:2: error: redeclaration of enumerator 'IPI_MAX'
IPI_MAX,
^~~~~~~
In file included from include/linux/smp.h:119,
from include/linux/interrupt_rc.h:17,
from include/linux/spinlock.h:60,
from include/linux/mmzone.h:8,
from include/linux/gfp.h:7,
from include/linux/slab.h:17,
from drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c:9:
arch/riscv/include/asm/smp.h:27:2: note: previous definition of 'IPI_MAX' was here
IPI_MAX
^~~~~~~
vim +/IPI_MAX +63 drivers/media/platform/mediatek/vpu/mtk_vpu.h
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 11
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 12 /**
0f02beec61875e9 drivers/media/platform/mtk-vpu/mtk_vpu.h Hans Verkuil 2021-03-11 13 * DOC: VPU
0f02beec61875e9 drivers/media/platform/mtk-vpu/mtk_vpu.h Hans Verkuil 2021-03-11 14 *
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 15 * VPU (video processor unit) is a tiny processor controlling video hardware
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 16 * related to video codec, scaling and color format converting.
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 17 * VPU interfaces with other blocks by share memory and interrupt.
0f02beec61875e9 drivers/media/platform/mtk-vpu/mtk_vpu.h Hans Verkuil 2021-03-11 18 */
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 19
bfb1b99802ef160 drivers/media/platform/mediatek/vpu/mtk_vpu.h Arnd Bergmann 2024-02-24 20 typedef void (*ipi_handler_t) (void *data,
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 21 unsigned int len,
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 22 void *priv);
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 23
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 24 /**
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 25 * enum ipi_id - the id of inter-processor interrupt
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 26 *
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 27 * @IPI_VPU_INIT: The interrupt from vpu is to notfiy kernel
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 28 * VPU initialization completed.
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 29 * IPI_VPU_INIT is sent from VPU when firmware is
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 30 * loaded. AP doesn't need to send IPI_VPU_INIT
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 31 * command to VPU.
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 32 * For other IPI below, AP should send the request
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 33 * to VPU to trigger the interrupt.
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 34 * @IPI_VDEC_H264: The interrupt from vpu is to notify kernel to
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 35 * handle H264 vidoe decoder job, and vice versa.
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 36 * Decode output format is always MT21 no matter what
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 37 * the input format is.
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 38 * @IPI_VDEC_VP8: The interrupt from is to notify kernel to
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 39 * handle VP8 video decoder job, and vice versa.
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 40 * Decode output format is always MT21 no matter what
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 41 * the input format is.
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 42 * @IPI_VDEC_VP9: The interrupt from vpu is to notify kernel to
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 43 * handle VP9 video decoder job, and vice versa.
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 44 * Decode output format is always MT21 no matter what
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 45 * the input format is.
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 46 * @IPI_VENC_H264: The interrupt from vpu is to notify kernel to
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 47 * handle H264 video encoder job, and vice versa.
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 48 * @IPI_VENC_VP8: The interrupt fro vpu is to notify kernel to
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 49 * handle VP8 video encoder job,, and vice versa.
737ea6cfd226312 drivers/media/platform/mtk-vpu/mtk_vpu.h Minghsiu Tsai 2016-09-08 50 * @IPI_MDP: The interrupt from vpu is to notify kernel to
737ea6cfd226312 drivers/media/platform/mtk-vpu/mtk_vpu.h Minghsiu Tsai 2016-09-08 51 * handle MDP (Media Data Path) job, and vice versa.
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 52 * @IPI_MAX: The maximum IPI number
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 53 */
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 54
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 55 enum ipi_id {
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 56 IPI_VPU_INIT = 0,
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 57 IPI_VDEC_H264,
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 58 IPI_VDEC_VP8,
e2818a59f7ca42e drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-09-02 59 IPI_VDEC_VP9,
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 60 IPI_VENC_H264,
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 61 IPI_VENC_VP8,
737ea6cfd226312 drivers/media/platform/mtk-vpu/mtk_vpu.h Minghsiu Tsai 2016-09-08 62 IPI_MDP,
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 @63 IPI_MAX,
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 64 };
3003a180ef6b946 drivers/media/platform/mtk-vpu/mtk_vpu.h Andrew-CT Chen 2016-05-03 65
:::::: The code at line 63 was first introduced by commit
:::::: 3003a180ef6b9462f3cccc2a89884ef2332d2a1c [media] VPU: mediatek: support Mediatek VPU
:::::: TO: Andrew-CT Chen <andrew-ct.chen@mediatek.com>
:::::: CC: Mauro Carvalho Chehab <mchehab@s-opensource.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-09-07 21:37 UTC|newest]
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