Files
waydroid/tools/helpers/gpu.py
2026-05-10 09:22:30 +02:00

61 lines
2.0 KiB
Python

import glob
import os
from contextlib import suppress
import tools.helpers.props
unsupported = ["nvidia"]
def getMinor(args, dev):
return tools.helpers.props.file_get(args, "/sys/class/drm/{}/uevent".format(dev), "MINOR")
def getKernelDriver(args, dev):
return tools.helpers.props.file_get(args, "/sys/class/drm/{}/device/uevent".format(dev), "DRIVER")
def getCardFromRender(args, dev):
try:
return "/dev/dri/" + os.path.basename(sorted(glob.glob("/sys/class/drm/{}/device/drm/card*".format(dev)))[0])
except IndexError:
return ""
def getDriNode(args):
cfg = tools.config.load(args)
node = cfg["waydroid"].get("drm_device")
if node:
if not os.path.exists(node):
raise OSError("The specified drm_device {} does not exist".format(node))
renderDev = os.path.basename(node)
if getKernelDriver(args, renderDev) not in unsupported:
return node, getCardFromRender(args, renderDev)
return "", ""
for node in sorted(glob.glob("/dev/dri/renderD*")):
renderDev = os.path.basename(node)
if getKernelDriver(args, renderDev) not in unsupported:
return node, getCardFromRender(args, renderDev)
return "", ""
def getVulkanDriver(args, dev):
mapping = {
"i915": "intel",
"xe": "intel",
"amdgpu": "radeon",
"panfrost": "panfrost",
"msm": "freedreno",
"msm_dpu": "freedreno",
"vc4": "broadcom",
"nouveau": "nouveau",
}
kernel_driver = getKernelDriver(args, dev)
if kernel_driver == "i915":
with suppress(Exception):
dev = os.path.basename(getCardFromRender(args, dev))
gen = tools.helpers.run.user(args, ["awk", "/^graphics version:|^gen:/ {print $NF}",
"/sys/kernel/debug/dri/{}/i915_capabilities".format(getMinor(args, dev))], output_return=True, check=False)
if int(gen) < 9:
return "intel_hasvk"
if kernel_driver in mapping:
return mapping[kernel_driver]
return ""