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# coding=utf-8
# Copyright (c) 2016 Broadcom
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice (including the next
# paragraph) shall be included in all copies or substantial portions of the
# Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
# IN THE SOFTWARE.
from __future__ import (
absolute_import, division, print_function, unicode_literals
)
import errno
import re
import subprocess
__all__ = [
'DriverClassifier',
]
class DriverClassifier(object):
def __init__(self):
self.categories = []
self.collect_driver_info()
self.find_categories()
def collect_driver_info(self):
"""Method for collecting the GL driver renderer string.
Currently only glxinfo is used.
"""
self.renderer = ''
self.collect_glxinfo()
def collect_glxinfo(self):
"""Calls glxinfo and parses the output to find the GL driver
vendor/renderer strings.
"""
try:
output = subprocess.check_output(
['glxinfo'], stderr=subprocess.STDOUT).decode('utf-8')
except OSError as e:
if e.errno not in [errno.ENOENT, errno.EACCES]:
raise
return
except subprocess.CalledProcessError:
return
for line in output.splitlines():
m = re.match('OpenGL renderer string: (.*)', line)
if m is not None:
self.renderer = m.group(1)
break
def find_categories(self):
"""Parses the vendor/renderer strings to decide what categories
the driver falls under.
"""
if self.renderer.startswith(('Mesa ', 'Gallium ')):
self.categories.append('mesa')
m = re.match('.* VC4(.*)', self.renderer)
if m is not None:
self.categories.append('vc4')
m = re.match(' V3D ([0-9])+\.([0-9])+', m.group(1))
if m is not None:
self.categories.append('vc4-{}.{}'.format(m.group(1),
m.group(2)))
m = re.match('Mesa DRI R200 ', self.renderer)
if m is not None:
self.categories.append('r200')
m = re.match('Mesa DRI Intel[^ ]* (.*)', self.renderer)
if m is not None:
tail = m.group(1)
i965_chipdict = {
'965': 'brw',
'946': 'brw',
'.*[GQ]4[35]': 'g4x',
'Ironlake': 'ilk',
'Sandybridge': 'snb',
'Ivybridge': 'ivb',
'Haswell': 'hsw',
'Baytrail': 'byt',
'Broadwell': 'bdw',
'Skylake': 'skl',
'HD Graphics .* \(Skylake': 'skl',
'Kabylake': 'kbl',
'.*Cherryview': 'chv',
'.*Broxton': 'bxt',
}
for chip, abbrev in i965_chipdict.items():
m = re.match(chip, tail)
if m is not None:
self.categories.append('i965')
self.categories.append('i965-{}'.format(abbrev))
break
self.categories.reverse()
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