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From: Dawei Li <dawei.li@shingroup.cn>
To: mchehab@kernel.org
Cc: sakari.ailus@linux.intel.com,
	laurent.pinchart@ideasonboard.com,
	linux-media@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	hdegoede@redhat.com,
	oe-kbuild-all@lists.linux.dev,
	set_pte_at@outlook.com,
	Dawei Li <dawei.li@shingroup.cn>,
	kernel test robot <lkp@intel.com>
Subject: [PATCH] media: Add dependency of ov7670/mcam/cafe on CONFIG_V4L2_ASYNC explicitly
Date: Wed, 14 Feb 2024 19:38:30 +0800
Message-Id: <20240214113830.3656367-1-dawei.li@shingroup.cn>
In-Reply-To: <202402130955.f6uxzdCA-lkp@intel.com>
References: <202402130955.f6uxzdCA-lkp@intel.com>
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Feedback-ID: bizesmtp:shingroup.cn:qybglogicsvrgz:qybglogicsvrgz5a-1

Kernel test robot reports:
   ld: drivers/media/i2c/ov7670.o: in function `ov7670_remove':
   drivers/media/i2c/ov7670.c:2011: undefined reference to
   `v4l2_async_unregister_subdev'
   ld: drivers/media/i2c/ov7670.o: in function `ov7670_parse_dt':
   drivers/media/i2c/ov7670.c:1836: undefined reference to
   `v4l2_fwnode_endpoint_parse'
   ld: drivers/media/i2c/ov7670.o: in function `ov7670_probe':
   drivers/media/i2c/ov7670.c:1990: undefined reference to
   `v4l2_async_register_subdev'
   ld: drivers/media/platform/marvell/cafe-driver.o: in function
   `cafe_pci_probe':
>> drivers/media/platform/marvell/cafe-driver.c:543: undefined reference
   to `v4l2_async_nf_init'
>> ld: drivers/media/platform/marvell/cafe-driver.c:545: undefined
   reference to `__v4l2_async_nf_add_i2c'
   ld: drivers/media/platform/marvell/mcam-core.o: in function
   `mccic_shutdown':
>> drivers/media/platform/marvell/mcam-core.c:1931: undefined reference to
   `v4l2_async_nf_unregister'
>> ld: drivers/media/platform/marvell/mcam-core.c:1932: undefined reference
   to `v4l2_async_nf_cleanup'
   ld: drivers/media/platform/marvell/mcam-core.o: in function
   `mccic_register':
   drivers/media/platform/marvell/mcam-core.c:1910: undefined reference to
   `v4l2_async_nf_unregister'
   ld: drivers/media/platform/marvell/mcam-core.c:1911: undefined reference
   to `v4l2_async_nf_cleanup'
>> ld: drivers/media/platform/marvell/mcam-core.c:1873: undefined reference
   to `v4l2_async_nf_register'

Add explicit dependency on CONFIG_V4L2_ASYNC to mute ld errors.

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202402130955.f6uxzdCA-lkp@intel.com/
Signed-off-by: Dawei Li <dawei.li@shingroup.cn>
---
 drivers/media/i2c/Kconfig              | 1 +
 drivers/media/platform/marvell/Kconfig | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig
index 4c3435921f19..453cb4b81d6f 100644
--- a/drivers/media/i2c/Kconfig
+++ b/drivers/media/i2c/Kconfig
@@ -523,6 +523,7 @@ config VIDEO_OV7640
 	  module will be called ov7640.
 
 config VIDEO_OV7670
+	select V4L2_ASYNC
 	tristate "OmniVision OV7670 sensor support"
 	help
 	  This is a Video4Linux2 sensor driver for the OmniVision
diff --git a/drivers/media/platform/marvell/Kconfig b/drivers/media/platform/marvell/Kconfig
index d6499ffe30e8..48f5484478a0 100644
--- a/drivers/media/platform/marvell/Kconfig
+++ b/drivers/media/platform/marvell/Kconfig
@@ -11,6 +11,7 @@ config VIDEO_CAFE_CCIC
 	select VIDEOBUF2_VMALLOC
 	select VIDEOBUF2_DMA_CONTIG
 	select VIDEOBUF2_DMA_SG
+	select V4L2_ASYNC
 	help
 	  This is a video4linux2 driver for the Marvell 88ALP01 integrated
 	  CMOS camera controller.  This is the controller found on first-
@@ -27,6 +28,7 @@ config VIDEO_MMP_CAMERA
 	select VIDEOBUF2_VMALLOC
 	select VIDEOBUF2_DMA_CONTIG
 	select VIDEOBUF2_DMA_SG
+	select V4L2_ASYNC
 	help
 	  This is a Video4Linux2 driver for the integrated camera
 	  controller found on Marvell Armada 610 application
-- 
2.27.0