[PULL] drm-intel-fixes

Joonas Lahtinen
2026-04-02T10:21:49Z

Hi Dave & Sima,

Here goes this week's drm-intel-fixes PR towards 7.0(-rc7). Three display fixes.

Fix for blank screen on Huawei Matebook E, flicker regression fix for Lenovo
ThinkPad P16v Gen 1 and finally eDP enhanced framing fix for IVB/HSW era laptops.

Regards, Joonas

***

drm-intel-fixes-2026-04-02:

- Fix for #12045: Huawei Matebook E (DRR-WXX): Persistent Black Screen on Boot with i915 and Gen11: Modesetting and Backlight Control Malfunction
- Fix for #15826: i915: Raptor Lake-P [UHD Graphics] display flicker/corruption on eDP panel
- Use crtc_state->enhanced_framing properly on ivb/hsw CPU eDP

The following changes since commit 7aaa8047eafd0bd628065b15757d9b48c5f9c07d:

Linux 7.0-rc6 (2026-03-29 15:40:00 -0700)

are available in the Git repository at:

https://gitlab.freedesktop.org/drm/i915/kernel.git tags/drm-intel-fixes-2026-04-02

for you to fetch changes up to 9c9a57e4e337f94e23ddf69263fd0685c91155fb:

drm/i915/dp: Use crtc_state->enhanced_framing properly on ivb/hsw CPU eDP (2026-03-31 07:49:53 +0300)

----------------------------------------------------------------
- Fix for #12045: Huawei Matebook E (DRR-WXX): Persistent Black Screen on Boot with i915 and Gen11: Modesetting and Backlight Control Malfunction
- Fix for #15826: i915: Raptor Lake-P [UHD Graphics] display flicker/corruption on eDP panel
- Use crtc_state->enhanced_framing properly on ivb/hsw CPU eDP

----------------------------------------------------------------
Ville Syrjälä (3):
drm/i915/dsi: Don't do DSC horizontal timing adjustments in command mode
drm/i915/cdclk: Do the full CDCLK dance for min_voltage_level changes
drm/i915/dp: Use crtc_state->enhanced_framing properly on ivb/hsw CPU eDP

drivers/gpu/drm/i915/display/g4x_dp.c | 2 +-
drivers/gpu/drm/i915/display/icl_dsi.c | 4 +--
drivers/gpu/drm/i915/display/intel_cdclk.c | 54 ++++++++++++++++++++++++++++++
3 files changed, 57 insertions(+), 3 deletions(-)