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Message-ID: <202501180257.A2Og8gLK-lkp@intel.com>
Date: Sat, 18 Jan 2025 02:41:24 +0800
From: kernel test robot <lkp@...el.com>
To: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
chunkuang.hu@...nel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
p.zabel@...gutronix.de, airlied@...il.com, simona@...ll.ch,
maarten.lankhorst@...ux.intel.com, mripard@...nel.org,
tzimmermann@...e.de, robh@...nel.org, krzk+dt@...nel.org,
conor+dt@...nel.org, matthias.bgg@...il.com,
angelogioacchino.delregno@...labora.com, ck.hu@...iatek.com,
jitao.shi@...iatek.com, jie.qiu@...iatek.com,
junzhi.zhao@...iatek.com, dri-devel@...ts.freedesktop.org,
linux-mediatek@...ts.infradead.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
kernel@...labora.com, dmitry.baryshkov@...aro.org,
lewis.liao@...iatek.com, ives.chenjh@...iatek.com,
tommyyl.chen@...iatek.com, jason-jh.lin@...iatek.com
Subject: Re: [PATCH v5 32/34] drm/mediatek: Introduce HDMI/DDC v2 for
MT8195/MT8188
Hi AngeloGioacchino,
kernel test robot noticed the following build errors:
[auto build test ERROR on next-20250113]
[cannot apply to robh/for-next pza/reset/next linus/master pza/imx-drm/next drm-misc/drm-misc-next v6.13-rc7 v6.13-rc6 v6.13-rc5 v6.13-rc7]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/AngeloGioacchino-Del-Regno/dt-bindings-display-mediatek-dpi-Add-MT8195-and-MT8188-compat/20250113-225554
base: next-20250113
patch link: https://lore.kernel.org/r/20250113145232.227674-33-angelogioacchino.delregno%40collabora.com
patch subject: [PATCH v5 32/34] drm/mediatek: Introduce HDMI/DDC v2 for MT8195/MT8188
config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20250118/202501180257.A2Og8gLK-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project c23f2417dc5f6dc371afb07af5627ec2a9d373a0)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250118/202501180257.A2Og8gLK-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501180257.A2Og8gLK-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/mediatek/mtk_hdmi_v2.c:345:8: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
345 | val = FIELD_PREP(SD0_MAP, sd0) | FIELD_PREP(SD1_MAP, sd1);
| ^
drivers/gpu/drm/mediatek/mtk_hdmi_v2.c:378:51: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
378 | regmap_update_bits(hdmi->regs, AIP_CTRL, I2S_EN, FIELD_PREP(I2S_EN, chnum));
| ^
drivers/gpu/drm/mediatek/mtk_hdmi_v2.c:410:13: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
410 | fifo_map = FIELD_PREP(FIFO0_MAP, 0) | FIELD_PREP(FIFO1_MAP, 1);
| ^
drivers/gpu/drm/mediatek/mtk_hdmi_v2.c:477:53: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
477 | regmap_update_bits(hdmi->regs, AIP_CTRL, SPDIF_EN, FIELD_PREP(SPDIF_EN, spdif_i2s));
| ^
drivers/gpu/drm/mediatek/mtk_hdmi_v2.c:554:7: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
554 | FIELD_PREP(MAX_2UI_I2S_HI_WRITE, swapbit));
| ^
drivers/gpu/drm/mediatek/mtk_hdmi_v2.c:579:7: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
579 | FIELD_PREP(MAX_1UI_WRITE, 4));
| ^
drivers/gpu/drm/mediatek/mtk_hdmi_v2.c:715:7: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
715 | FIELD_PREP(TMDS_PACK_MODE, TMDS_PACK_MODE_8BPP));
| ^
>> drivers/gpu/drm/mediatek/mtk_hdmi_v2.c:812:16: error: call to undeclared function 'FIELD_GET'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
812 | hpd_pin_sta = FIELD_GET(HPD_PIN_STA, hpd_status);
| ^
8 errors generated.
--
>> drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c:59:8: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
59 | FIELD_PREP(DDC_CTRL_CMD, DDC_CMD_CLOCK_SCL));
| ^
drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c:87:7: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
87 | FIELD_PREP(HPD_DDC_DELAY_CNT, DDC2_DLY_CNT));
| ^
drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c:133:7: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
133 | FIELD_PREP(DDC_CTRL_CMD, DDC_CMD_CLEAR_FIFO));
| ^
drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c:139:9: warning: comparison of distinct pointer types ('typeof ((loop_counter)) *' (aka 'unsigned short *') and 'uint64_t *' (aka 'unsigned long long *')) [-Wcompare-distinct-pointer-types]
139 | rem = do_div(loop_counter, temp_length);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/asm-generic/div64.h:183:28: note: expanded from macro 'do_div'
183 | (void)(((typeof((n)) *)0) == ((uint64_t *)0)); \
| ~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~
>> drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c:139:9: error: incompatible pointer types passing 'u16 *' (aka 'unsigned short *') to parameter of type 'uint64_t *' (aka 'unsigned long long *') [-Werror,-Wincompatible-pointer-types]
139 | rem = do_div(loop_counter, temp_length);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/asm-generic/div64.h:199:22: note: expanded from macro 'do_div'
199 | __rem = __div64_32(&(n), __base); \
| ^~~~
include/asm-generic/div64.h:174:38: note: passing argument to parameter 'dividend' here
174 | extern uint32_t __div64_32(uint64_t *dividend, uint32_t divisor);
| ^
>> drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c:207:26: error: call to undeclared function 'FIELD_GET'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
207 | puc_value[read_idx] = FIELD_GET(DDC_DATA_OUT, val);
| ^
drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c:139:9: warning: shift count >= width of type [-Wshift-count-overflow]
139 | rem = do_div(loop_counter, temp_length);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/asm-generic/div64.h:195:25: note: expanded from macro 'do_div'
195 | } else if (likely(((n) >> 32) == 0)) { \
| ^ ~~
include/linux/compiler.h:76:40: note: expanded from macro 'likely'
76 | # define likely(x) __builtin_expect(!!(x), 1)
| ^
2 warnings and 5 errors generated.
vim +/FIELD_PREP +345 drivers/gpu/drm/mediatek/mtk_hdmi_v2.c
333
334 static u32 mtk_hdmi_v2_aud_output_channel_map(u8 sd0, u8 sd1, u8 sd2, u8 sd3,
335 u8 sd4, u8 sd5, u8 sd6, u8 sd7)
336 {
337 u32 val;
338
339 /*
340 * Each of the Output Channels (0-7) can be mapped to get their input
341 * from any of the available Input Channels (0-7): this function
342 * takes input channel numbers and formats a value that must then
343 * be written to the TOP_AUD_MAP hardware register by the caller.
344 */
> 345 val = FIELD_PREP(SD0_MAP, sd0) | FIELD_PREP(SD1_MAP, sd1);
346 val |= FIELD_PREP(SD2_MAP, sd2) | FIELD_PREP(SD3_MAP, sd3);
347 val |= FIELD_PREP(SD4_MAP, sd4) | FIELD_PREP(SD5_MAP, sd5);
348 val |= FIELD_PREP(SD6_MAP, sd6) | FIELD_PREP(SD7_MAP, sd7);
349
350 return val;
351 }
352
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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