[Bug 1933566] Re: XPS 9510 (TGL) Screen Brightness could not be changed
This bug was fixed in the package linux - 5.11.0-34.36 --- linux (5.11.0-34.36) hirsute; urgency=medium * hirsute/linux: 5.11.0-34.36 -proposed tracker (LP: #1941766) * Server boot failure after adding checks for ACPI IRQ override (LP: #1941657) - Revert "ACPI: resources: Add checks for ACPI IRQ override" linux (5.11.0-33.35) hirsute; urgency=medium * hirsute/linux: 5.11.0-33.35 -proposed tracker (LP: #1940101) * libvirtd fails to create VM (LP: #1940107) - sched: Stop PF_NO_SETAFFINITY from being inherited by various init system threads linux (5.11.0-32.34) hirsute; urgency=medium * hirsute/linux: 5.11.0-32.34 -proposed tracker (LP: #1939769) * Packaging resync (LP: #1786013) - debian/dkms-versions -- update from kernel-versions (main/2021.08.16) * CVE-2021-3656 - SAUCE: KVM: nSVM: always intercept VMLOAD/VMSAVE when nested * CVE-2021-3653 - SAUCE: KVM: nSVM: avoid picking up unsupported bits from L2 in int_ctl * [regression] USB device is not detected during boot (LP: #1939638) - SAUCE: Revert "usb: core: reduce power-on-good delay time of root hub" * Support builtin revoked certificates (LP: #1932029) - [Packaging] build canonical-revoked-certs.pem from branch/arch certs - [Packaging] Revoke 2012 UEFI signing certificate as built-in - [Config] Configure CONFIG_SYSTEM_REVOCATION_KEYS with revoked keys * Support importing mokx keys into revocation list from the mok table (LP: #1928679) - SAUCE: integrity: add informational messages when revoking certs * Support importing mokx keys into revocation list from the mok table (LP: #1928679) // CVE-2020-26541 when certificates are revoked via MokListXRT. - SAUCE: integrity: Load mokx certs from the EFI MOK config table * Include product_sku info to modalias (LP: #1938143) - firmware/dmi: Include product_sku info to modalias * Fix Ethernet not working by hotplug - RTL8106E (LP: #1930645) - net: phy: rename PHY_IGNORE_INTERRUPT to PHY_MAC_INTERRUPT - SAUCE: r8169: Use PHY_POLL when RTL8106E enable ASPM * [SRU][H/OEM-5.10/OEM-5.13/U] Fix system hang after unplug tbt dock (LP: #1938689) - SAUCE: igc: fix page fault when thunderbolt is unplugged * [Regression] Audio card [8086:9d71] not detected after upgrade from linux 5.4 to 5.8 (LP: #1915117) - [Config] set CONFIG_SND_SOC_INTEL_SKYLAKE_HDAUDIO_CODEC to y * Backlight (screen brightness) on Lenovo P14s AMD Gen2 inop (LP: #1934557) - drm/amdgpu/display: only enable aux backlight control for OLED panels * Touchpad not working with ASUS TUF F15 (LP: #1937056) - pinctrl: tigerlake: Fix GPIO mapping for newer version of software * dev_forward_skb: do not scrub skb mark within the same name space (LP: #1935040) - dev_forward_skb: do not scrub skb mark within the same name space * Fix display output on HP hybrid GFX laptops (LP: #1936296) - drm/i915: Invoke another _DSM to enable MUX on HP Workstation laptops * [SRU][OEM-5.10/H] UBUNTU: SAUCE: Fix backlight control on Samsung 16727 panel (LP: #1930527) - SAUCE: drm/i915: Force DPCD backlight mode for Samsung 16727 panel * XPS 9510 (TGL) Screen Brightness could not be changed (LP: #1933566) - SAUCE: drm/i915: Force DPCD backlight mode for Dell XPS 9510(TGL) * [21.10 FEAT] KVM: Provide a secure guest indication (LP: #1933173) - s390/uv: add prot virt guest/host indication files - s390/uv: fix prot virt host indication compilation * Skip rtcpie test in kselftests/timers if the default RTC device does not exist (LP: #1937991) - selftests: timers: rtcpie: skip test if default RTC device does not exist * On TGL platforms screen shows garbage when browsing website by scrolling mouse (LP: #1926579) - drm/i915/display: Disable PSR2 if TGL Display stepping is B1 from A0 * USB Type-C hotplug event not handled properly in TGL-H system during s2idle (LP: #1931072) - drm/i915/gen9_bc: Introduce HPD pin mappings for TGP PCH + CML combos - drm/i915: Force a TypeC PHY disconnect during suspend/shutdown * NIC unavailable after suspend to RAM (LP: #1931301) - SAUCE: Revert "ethernet: alx: fix order of calls on resume" * Make Intel GPUs choose YCbCr420 encoding automatically when required for 4k 60Hz output (LP: #1934489) - drm/i915: Use intel_hdmi_port_clock() more - drm/i915/display: New function to avoid duplicate code in upcomming - drm/i915/display: Restructure output format computation for better expandability - drm/i915/display: Use YCbCr420 as fallback when RGB fails * Hirsute update: upstream stable patchset 2021-07-28 (LP: #1938340) - Bluetooth: hci_qca: fix potential GPF - Bluetooth: btqca: Don't modify firmware contents in-place - Bluetooth: Remove spurious error message - ALSA: usb-audio: fix rate on Ozone Z90 USB headset - ALSA: usb-audio: Fix OOB access at proc output
[Bug 1933566] Re: XPS 9510 (TGL) Screen Brightness could not be changed
This bug was fixed in the package linux - 5.4.0-84.94 --- linux (5.4.0-84.94) focal; urgency=medium * focal/linux: 5.4.0-84.94 -proposed tracker (LP: #1941767) * Server boot failure after adding checks for ACPI IRQ override (LP: #1941657) - Revert "ACPI: resources: Add checks for ACPI IRQ override" linux (5.4.0-83.93) focal; urgency=medium * focal/linux: 5.4.0-83.93 -proposed tracker (LP: #1940159) * fails to launch linux L2 guests on AMD (LP: #1940134) // CVE-2021-3653 - KVM: nSVM: avoid picking up unsupported bits from L2 in int_ctl (CVE-2021-3653) * fails to launch linux L2 guests on AMD (LP: #1940134) - SAUCE: Revert "UBUNTU: SAUCE: KVM: nSVM: avoid picking up unsupported bits from L2 in int_ctl" linux (5.4.0-82.92) focal; urgency=medium * focal/linux: 5.4.0-82.92 -proposed tracker (LP: #1939799) * Packaging resync (LP: #1786013) - debian/dkms-versions -- update from kernel-versions (main/2021.08.16) * CVE-2021-3656 - SAUCE: KVM: nSVM: always intercept VMLOAD/VMSAVE when nested * CVE-2021-3653 - SAUCE: KVM: nSVM: avoid picking up unsupported bits from L2 in int_ctl * [regression] USB device is not detected during boot (LP: #1939638) - SAUCE: Revert "usb: core: reduce power-on-good delay time of root hub" * dev_forward_skb: do not scrub skb mark within the same name space (LP: #1935040) - dev_forward_skb: do not scrub skb mark within the same name space * XPS 9510 (TGL) Screen Brightness could not be changed (LP: #1933566) - SAUCE: drm/i915: Force DPCD backlight mode for Dell XPS 9510(TGL) * Acer Aspire 5 sound driver issues (LP: #1930188) - ALSA: hda/realtek: headphone and mic don't work on an Acer laptop * Sony Dualshock 4 usb dongle crashes the whole system (LP: #1935846) - HID: sony: Workaround for DS4 dongle hotplug kernel crash. * [21.10 FEAT] KVM: Provide a secure guest indication (LP: #1933173) - s390/uv: add prot virt guest/host indication files - s390/uv: fix prot virt host indication compilation * Skip rtcpie test in kselftests/timers if the default RTC device does not exist (LP: #1937991) - selftests: timers: rtcpie: skip test if default RTC device does not exist * Focal update: v5.4.133 upstream stable release (LP: #1938713) - drm/mxsfb: Don't select DRM_KMS_FB_HELPER - drm/zte: Don't select DRM_KMS_FB_HELPER - drm/amd/amdgpu/sriov disable all ip hw status by default - drm/vc4: fix argument ordering in vc4_crtc_get_margins() - net: pch_gbe: Use proper accessors to BE data in pch_ptp_match() - drm/amd/display: fix use_max_lb flag for 420 pixel formats - hugetlb: clear huge pte during flush function on mips platform - atm: iphase: fix possible use-after-free in ia_module_exit() - mISDN: fix possible use-after-free in HFC_cleanup() - atm: nicstar: Fix possible use-after-free in nicstar_cleanup() - net: Treat __napi_schedule_irqoff() as __napi_schedule() on PREEMPT_RT - drm/mediatek: Fix PM reference leak in mtk_crtc_ddp_hw_init() - reiserfs: add check for invalid 1st journal block - drm/virtio: Fix double free on probe failure - drm/sched: Avoid data corruptions - udf: Fix NULL pointer dereference in udf_symlink function - e100: handle eeprom as little endian - igb: handle vlan types with checker enabled - drm/bridge: cdns: Fix PM reference leak in cdns_dsi_transfer() - clk: renesas: r8a77995: Add ZA2 clock - clk: tegra: Ensure that PLLU configuration is applied properly - ipv6: use prandom_u32() for ID generation - RDMA/cxgb4: Fix missing error code in create_qp() - dm space maps: don't reset space map allocation cursor when committing - pinctrl: mcp23s08: fix race condition in irq handler - ice: set the value of global config lock timeout longer - virtio_net: Remove BUG() to avoid machine dead - net: bcmgenet: check return value after calling platform_get_resource() - net: mvpp2: check return value after calling platform_get_resource() - net: micrel: check return value after calling platform_get_resource() - drm/amd/display: Update scaling settings on modeset - drm/amd/display: Release MST resources on switch from MST to SST - drm/amd/display: Set DISPCLK_MAX_ERRDET_CYCLES to 7 - drm/amdkfd: use allowed domain for vmbo validation - fjes: check return value after calling platform_get_resource() - selinux: use __GFP_NOWARN with GFP_NOWAIT in the AVC - r8169: avoid link-up interrupt issue on RTL8106e if user enables ASPM - drm/amd/display: Verify Gamma & Degamma LUT sizes in amdgpu_dm_atomic_check - xfrm: Fix error reporting in xfrm_state_construct. - wlcore/wl12xx: Fix wl12xx get_mac error if device is in ELP - wl1251: Fix possible buffer overflow in wl1251_cmd_scan - cw1200: add missing MODULE_DEVICE_TABLE - bpf: Fix up register-based shifts in interpreter to silence KUBSAN - mt7
[Bug 1933566] Re: XPS 9510 (TGL) Screen Brightness could not be changed
** Tags removed: verification-needed-hirsute ** Tags added: verification-done-hirsute -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1933566 Title: XPS 9510 (TGL) Screen Brightness could not be changed To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1933566/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1933566] Re: XPS 9510 (TGL) Screen Brightness could not be changed
This bug is awaiting verification that the kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed- hirsute' to 'verification-done-hirsute'. If the problem still exists, change the tag 'verification-needed-hirsute' to 'verification-failed- hirsute'. If verification is not done by 5 working days from today, this fix will be dropped from the source code, and this bug will be closed. See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how to enable and use -proposed. Thank you! ** Tags added: verification-needed-hirsute -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1933566 Title: XPS 9510 (TGL) Screen Brightness could not be changed To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1933566/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1933566] Re: XPS 9510 (TGL) Screen Brightness could not be changed
** Changed in: linux (Ubuntu Focal) Status: In Progress => Fix Committed ** Changed in: linux (Ubuntu Hirsute) Status: In Progress => Fix Committed ** Changed in: linux (Ubuntu Groovy) Status: In Progress => Invalid ** Changed in: linux (Ubuntu Groovy) Status: Invalid => Won't Fix -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1933566 Title: XPS 9510 (TGL) Screen Brightness could not be changed To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1933566/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1933566] Re: XPS 9510 (TGL) Screen Brightness could not be changed
This bug was fixed in the package linux-oem-5.10 - 5.10.0-1038.40 --- linux-oem-5.10 (5.10.0-1038.40) focal; urgency=medium * CVE-2021-33909 - SAUCE: seq_file: Disallow extremely large seq buffer allocations linux-oem-5.10 (5.10.0-1037.38) focal; urgency=medium * focal/linux-oem-5.10: 5.10.0-1037.38 -proposed tracker (LP: #1935808) * Mute/mic LEDs no function on some HP platfroms (LP: #1934878) - ALSA: hda/realtek: fix mute/micmute LEDs for HP ProBook 450 G8 - ALSA: hda/realtek: fix mute/micmute LEDs for HP ProBook 445 G8 - ALSA: hda/realtek: fix mute/micmute LEDs for HP ProBook 630 G8 linux-oem-5.10 (5.10.0-1036.37) focal; urgency=medium * focal/linux-oem-5.10: 5.10.0-1036.37 -proposed tracker (LP: #1934760) * Packaging resync (LP: #1786013) - [Packaging] resync getabis - [Packaging] update helper scripts * mute/micmute LEDs no function on HP EliteBook 830 G8 Notebook PC (LP: #1934239) - ALSA: hda/realtek: fix mute/micmute LEDs for HP EliteBook 830 G8 Notebook PC * Add l2tp.sh in net from ubuntu_kernel_selftests back (LP: #1934293) - Revert "UBUNTU: SAUCE: selftests/net -- disable l2tp.sh test" * devlink_port_split in net from ubuntu_kernel_selftests linux ADT test failure with linux/5.11.0-18.19 ( list index out of range) (LP: #1928889) - selftests: net: devlink_port_split.py: skip the test if no devlink device * icmp_redirect.sh in net from ubuntu_kernel_selftests failed on F-OEM-5.6 / F-OEM-5.10 / F-OEM-5.13 / F / G / H (LP: #1880645) - selftests: icmp_redirect: support expected failures linux-oem-5.10 (5.10.0-1035.36) focal; urgency=medium * focal/linux-oem-5.10: 5.10.0-1035.36 -proposed tracker (LP: #1932479) * Packaging resync (LP: #1786013) - update dkms package versions * XPS 9510 (TGL) Screen Brightness could not be changed (LP: #1933566) - SAUCE: drm/i915: Force DPCD backlight mode for Dell XPS 9510(TGL) * mute/micmute LEDs no function on HP EliteBook x360 830 G8 (LP: #1933508) - ALSA: hda/realtek: fix mute/micmute LEDs for HP EliteBook x360 830 G8 * Focal update: v5.10.46 upstream stable release (LP: #1933367) - dmaengine: idxd: add missing dsa driver unregister - dmaengine: fsl-dpaa2-qdma: Fix error return code in two functions - dmaengine: xilinx: dpdma: initialize registers before request_irq - dmaengine: ALTERA_MSGDMA depends on HAS_IOMEM - dmaengine: QCOM_HIDMA_MGMT depends on HAS_IOMEM - dmaengine: SF_PDMA depends on HAS_IOMEM - dmaengine: stedma40: add missing iounmap() on error in d40_probe() - afs: Fix an IS_ERR() vs NULL check - mm/memory-failure: make sure wait for page writeback in memory_failure - kvm: LAPIC: Restore guard to prevent illegal APIC register access - fanotify: fix copy_event_to_user() fid error clean up - batman-adv: Avoid WARN_ON timing related checks - mac80211: fix skb length check in ieee80211_scan_rx() - mlxsw: reg: Spectrum-3: Enforce lowest max-shaper burst size of 11 - mlxsw: core: Set thermal zone polling delay argument to real value at init - libbpf: Fixes incorrect rx_ring_setup_done - net: ipv4: fix memory leak in netlbl_cipsov4_add_std - vrf: fix maximum MTU - net: rds: fix memory leak in rds_recvmsg - net: dsa: felix: re-enable TX flow control in ocelot_port_flush() - net: lantiq: disable interrupt before sheduling NAPI - netfilter: nft_fib_ipv6: skip ipv6 packets from any to link-local - ice: add ndo_bpf callback for safe mode netdev ops - ice: parameterize functions responsible for Tx ring management - udp: fix race between close() and udp_abort() - rtnetlink: Fix regression in bridge VLAN configuration - net/sched: act_ct: handle DNAT tuple collision - net/mlx5e: Remove dependency in IPsec initialization flows - net/mlx5e: Fix page reclaim for dead peer hairpin - net/mlx5: Consider RoCE cap before init RDMA resources - net/mlx5: DR, Allow SW steering for sw_owner_v2 devices - net/mlx5: DR, Don't use SW steering when RoCE is not supported - net/mlx5e: Block offload of outer header csum for UDP tunnels - netfilter: synproxy: Fix out of bounds when parsing TCP options - mptcp: Fix out of bounds when parsing TCP options - sch_cake: Fix out of bounds when parsing TCP options and header - mptcp: try harder to borrow memory from subflow under pressure - mptcp: do not warn on bad input from the network - selftests: mptcp: enable syncookie only in absence of reorders - alx: Fix an error handling path in 'alx_probe()' - cxgb4: fix endianness when flashing boot image - cxgb4: fix sleep in atomic when flashing PHY firmware - cxgb4: halt chip before flashing PHY firmware image - net: stmmac: dwmac1000: Fix extended MAC address registers definition - net: make get_net_ns return error if NET_NS is disabled - net: qualcomm: rmnet: Update rmnet device MTU based on re
[Bug 1933566] Re: XPS 9510 (TGL) Screen Brightness could not be changed
** Tags removed: verification-needed-focal ** Tags added: verification-done-focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1933566 Title: XPS 9510 (TGL) Screen Brightness could not be changed To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1933566/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1933566] Re: XPS 9510 (TGL) Screen Brightness could not be changed
This bug is awaiting verification that the kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed- focal' to 'verification-done-focal'. If the problem still exists, change the tag 'verification-needed-focal' to 'verification-failed-focal'. If verification is not done by 5 working days from today, this fix will be dropped from the source code, and this bug will be closed. See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how to enable and use -proposed. Thank you! ** Tags added: verification-needed-focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1933566 Title: XPS 9510 (TGL) Screen Brightness could not be changed To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1933566/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1933566] Re: XPS 9510 (TGL) Screen Brightness could not be changed
** Changed in: linux-oem-5.10 (Ubuntu Focal) Status: In Progress => Fix Committed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1933566 Title: XPS 9510 (TGL) Screen Brightness could not be changed To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1933566/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1933566] Re: XPS 9510 (TGL) Screen Brightness could not be changed
** Description changed:
[Impact]
+ Dell XPS 15 9510(TGL) uses DPCD to control backlight, and need to add this
panel to edid_quirk.
+
+ kernel: [ 1.719773] i915 :00:02.0: [drm] Panel advertises DPCD
+ backlight support, but VBT disagrees. If your backlight controls don't
+ work try booting with i915.enable_dpcd_backlight=1. If your machine
+ needs this, please file a _new_ bug report on drm/i915, see
+ https://gitlab.freedesktop.org/drm/intel/-/wikis/How-to-file-i915-bugs
+ for details.
+
+ Kernel 5.13 or newer use new way to handle DPCD backlight, and do not
+ need to this to the quirk.
[Fix]
+ Adding the panel's MFG to edid_quirk makes system switch to use DPCD to
control backlight.
[Test]
+ Verified on Dell XPS 9510(TGL)
- {Where problems could occur]
+ [Where problems could occur]
+ The quirk is for a dedicate panel, and won't affect other platforms.
** Description changed:
[Impact]
Dell XPS 15 9510(TGL) uses DPCD to control backlight, and need to add this
panel to edid_quirk.
kernel: [ 1.719773] i915 :00:02.0: [drm] Panel advertises DPCD
backlight support, but VBT disagrees. If your backlight controls don't
work try booting with i915.enable_dpcd_backlight=1. If your machine
needs this, please file a _new_ bug report on drm/i915, see
https://gitlab.freedesktop.org/drm/intel/-/wikis/How-to-file-i915-bugs
for details.
- Kernel 5.13 or newer use new way to handle DPCD backlight, and do not
- need to this to the quirk.
+ Kernel 5.12+ support the backlight via:
+ commit: <4a8d79901d5b> ("drm/i915/dp: Enable Intel's HDR backlight interface
(only SDR for now)"), and doesn't need this quirk.
[Fix]
Adding the panel's MFG to edid_quirk makes system switch to use DPCD to
control backlight.
[Test]
Verified on Dell XPS 9510(TGL)
[Where problems could occur]
The quirk is for a dedicate panel, and won't affect other platforms.
** Tags added: oem-priority originate-from-1933030 somerville
--
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Title:
XPS 9510 (TGL) Screen Brightness could not be changed
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