Re: [dpdk-dev] [PATCH v2] ethdev: introduce enable_driver_sdk to install driver headers

[Ferruh Yigit <ferruh.yigit@intel.com>]

On 3/12/2021 10:20 PM, Tyler Retzlaff wrote:
> Introduce a meson option enable_driver_sdk when true installs internal
> driver headers for ethdev. this allows drivers that do not depend on
> stable api/abi to be built external to the dpdk source tree.
> 
> Signed-off-by: Tyler Retzlaff <roretzla@linux.microsoft.com>
> ---
>   lib/librte_ethdev/meson.build | 6 ++++++
>   lib/meson.build               | 4 ++++
>   meson_options.txt             | 2 ++
>   3 files changed, 12 insertions(+)
> 
> diff --git a/lib/librte_ethdev/meson.build b/lib/librte_ethdev/meson.build
> index c37b2e377..4353fa6b7 100644
> --- a/lib/librte_ethdev/meson.build
> +++ b/lib/librte_ethdev/meson.build
> @@ -20,8 +20,14 @@ headers = files('rte_ethdev.h',
>   	'rte_mtr_driver.h',
>   	'rte_tm.h',
>   	'rte_tm_driver.h')
> +
>   indirect_headers += files(
>   	'rte_ethdev_core.h',
>   	'rte_eth_ctrl.h')
>   
> +driver_sdk_headers += files(
> +	'ethdev_driver.h',
> +	'ethdev_pci.h',
> +	'ethdev_vdev.h')
> +
>   deps += ['net', 'kvargs', 'meter', 'telemetry']
> diff --git a/lib/meson.build b/lib/meson.build
> index 7712aa497..992ebdf63 100644
> --- a/lib/meson.build
> +++ b/lib/meson.build
> @@ -67,6 +67,7 @@ foreach l:libraries
>   	sources = []
>   	headers = []
>   	indirect_headers = [] # public headers not directly included by apps
> +	driver_sdk_headers = [] # public headers included by drivers
>   	includes = []
>   	cflags = default_cflags
>   	objs = [] # other object files to link against, used e.g. for
> @@ -105,6 +106,9 @@ foreach l:libraries
>   		dpdk_conf.set('RTE_LIB_' + name.to_upper(), 1)
>   		install_headers(headers)
>   		install_headers(indirect_headers)
> +		if get_option('enable_driver_sdk')
> +			install_headers(driver_sdk_headers)
> +		endif
>   		dpdk_chkinc_headers += headers
>   
>   		libname = 'rte_' + name
> diff --git a/meson_options.txt b/meson_options.txt
> index 6eff62e47..857874a19 100644
> --- a/meson_options.txt
> +++ b/meson_options.txt
> @@ -8,6 +8,8 @@ option('drivers_install_subdir', type: 'string', value: 'dpdk/pmds-<VERSION>',
>   	description: 'Subdirectory of libdir where to install PMDs. Defaults to using a versioned subdirectory.')
>   option('enable_docs', type: 'boolean', value: false,
>   	description: 'build documentation')
> +option('enable_driver_sdk', type: 'boolean', value: false,
> +	description: 'install internal driver plugin headers')
>   option('enable_kmods', type: 'boolean', value: false,
>   	description: 'build kernel modules')
>   option('examples', type: 'string', value: '',
> 

+Ed, who was looking way to install 'ark_ext.h' for Ark PMD.

Ed,
Can you please review the patch from your perspective?