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#!/usr/bin/python3
# SPDX-License-Identifier: GPL-2.0-or-later
# SPDX-FileCopyrightText: 2017-2019 Renesas Electronics Corporation
import kmstest
import pykms
class CRCTest(kmstest.KMSTest):
"""Test CRC calculation on pipeline output."""
def handle_page_flip(self, frame, time):
self.logger.log("Page flip complete")
def main(self):
# Create the connectors to CRTCs map
connectors = {}
for connector in self.output_connectors():
# Skip disconnected connectors
if not connector.connected():
continue
# Add the connector to the map
for crtc in connector.get_possible_crtcs():
if crtc not in connectors:
connectors[crtc] = connector
for crtc in self.card.crtcs:
self.start("CRC calculation on CRTC %u" % crtc.id)
# Get the connector and default mode
try:
connector = connectors[crtc];
mode = connector.get_default_mode()
except KeyError:
self.skip("no connector or mode available")
continue
# List planes available for the CRTC
planes = []
for plane in self.card.planes:
if plane.supports_crtc(crtc):
planes.append(plane)
if len(planes) == 0:
self.skip("no plane available for CRTC")
continue
self.logger.log("Testing connector %s, CRTC %u, mode %s with %u planes" % \
(connector.fullname, crtc.id, mode.name, len(planes)))
# Create a frame buffer
fb = pykms.DumbFramebuffer(self.card, mode.hdisplay, mode.vdisplay, "XR24")
pykms.draw_test_pattern(fb)
# Set the mode and add all planes
ret = self.atomic_crtc_mode_set(crtc, connector, mode, sync=True)
if ret < 0:
self.fail("atomic mode set failed with %d" % ret)
continue
req = kmstest.AtomicRequest(self.card)
offset = 100
for plane in planes:
source = kmstest.Rect(0, 0, fb.width, fb.height)
destination = kmstest.Rect(offset, offset, fb.width, fb.height)
req.add(plane, {
'FB_ID': fb.id,
'CRTC_ID': crtc.id,
'SRC_X': int(source.left * 65536),
'SRC_Y': int(source.top * 65536),
'SRC_W': int(source.width * 65536),
'SRC_H': int(source.height * 65536),
'CRTC_X': destination.left,
'CRTC_Y': destination.top,
'CRTC_W': destination.width,
'CRTC_H': destination.height,
})
offset += 50
ret = req.commit(0)
if ret < 0:
self.fail("atomic plane set failed with %d" % ret)
continue
# Wait for one second and make sure the page flip has completed.
self.run(1)
if self.flips == 0:
self.fail("No page flip registered")
continue
sources = ["auto"] + ["plane%u" % plane.id for plane in planes]
for src in sources:
self.logger.log("Computing CRC in source %s" % src)
crc_reader = kmstest.CRCReader(crtc)
crc_reader.start(src)
crcs = crc_reader.read(10)
crc_reader.stop()
crcs = [c.crcs[0] for c in crcs]
if len(set(crcs)) != 1:
self.fail("CRC values not constant on source %s" % src)
break
self.logger.log("CRC value 0x%08x" % crcs[0])
else:
self.atomic_crtc_disable(crtc)
self.success()
CRCTest().execute()
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