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Add support for udev based device discovery

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This is primarily useful for SPI devices. These devices sometimes needs
a combination of an SPI and HID device, so discovery is a bit more
complicated.
This commit is contained in:
Matthew Mirvish
2021-04-08 16:46:01 +02:00
committed by Benjamin Berg
parent e95056aa86
commit b0d9d00762
9 changed files with 242 additions and 9 deletions
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14
meson.build
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@@ -94,6 +94,9 @@ virtual_drivers = [
'virtual_device_storage',
]
udev_drivers = [
]
default_drivers = [
'upektc_img',
'vfs5011',
@@ -126,7 +129,7 @@ endian_independent_drivers = virtual_drivers + [
'synaptics',
]
all_drivers = default_drivers + virtual_drivers
all_drivers = default_drivers + virtual_drivers + udev_drivers
if drivers == [ 'all' ]
drivers = all_drivers
@@ -154,6 +157,7 @@ endif
nss_dep = dependency('', required: false)
imaging_dep = dependency('', required: false)
gudev_dep = dependency('', required: false)
libfprint_conf.set10('HAVE_PIXMAN', false)
foreach driver: drivers
if driver == 'uru4000'
@@ -170,6 +174,14 @@ foreach driver: drivers
libfprint_conf.set10('HAVE_PIXMAN', true)
endif
if udev_drivers.contains(driver)
gudev_dep = dependency('gudev-1.0', required: false)
if not gudev_dep.found()
error('udev is required for SPI support')
endif
libfprint_conf.set10('HAVE_UDEV', true)
endif
if not all_drivers.contains(driver)
error('Invalid driver \'' + driver + '\'')
endif