Changes in xe_sysctrl.h

21677c5ea98ac16657c572b4a0dee6893ecda1c6 - drm/xe/sysctrl: Add system controller event support

Tue, 28 Apr 2026 07:48:25 +0200

drm/xe/sysctrl: Add system controller event supportSystem controller reports different types of events to GFX endpoint fordifferent usecases, add initial support for them. This will be furtherextended to service those usecases.Signed-off-by: Raag Jadav Reviewed-by: Mallesh Koujalagi Link: https://patch.msgid.link/20260428054826.1202076-3-raag.jadav@intel.comSigned-off-by: Riana Tauro List of files: /linux/drivers/gpu/drm/xe/xe_sysctrl.h

a68247371b6eb33013429037b28ff713aa60fc5a - drm/xe/sysctrl: Add system controller interrupt handler

Tue, 28 Apr 2026 07:48:24 +0200

drm/xe/sysctrl: Add system controller interrupt handlerAdd system controller interrupt handler which is denoted by 11th bit inGFX master interrupt register. While at it, add worker for schedulingsystem controller work.Co-developed-by: Soham Purkait Signed-off-by: Soham Purkait Signed-off-by: Raag Jadav Reviewed-by: Mallesh Koujalagi Reviewed-by: Riana Tauro Link: https://patch.msgid.link/20260428054826.1202076-2-raag.jadav@intel.comSigned-off-by: Riana Tauro List of files: /linux/drivers/gpu/drm/xe/xe_sysctrl.h

02eca6edcb324bc37495930c344e235a90f42d72 - drm/xe/xe_sysctrl: Add System Controller power management support

Fri, 27 Mar 2026 14:18:43 +0100

drm/xe/xe_sysctrl: Add System Controller power management supportAdd resume handling for System Controller to support system (S3/S4) andruntime power management transitions.On resume, restore SoC remapper configuration and mailbox interface tore‑establish communication with firmware.Signed-off-by: Anoop Vijay Reviewed-by: Umesh Nerlige Ramappa Reviewed-by: Badal Nilawar Signed-off-by: Umesh Nerlige Ramappa Link: https://patch.msgid.link/20260327131837.2192929-15-anoop.c.vijay@intel.com List of files: /linux/drivers/gpu/drm/xe/xe_sysctrl.h

5ea3f0dc8f9d33adf72532b366d0b7b91dae4d7f - drm/xe/xe_sysctrl: Add System Controller initialization support

Fri, 27 Mar 2026 14:18:41 +0100

drm/xe/xe_sysctrl: Add System Controller initialization supportAdd initialization and cleanup infrastructure for System Controllersubsystem and integrate it into xe device probe path.During initialization, platform support is checked via has_sysctrlcapability flag and the mailbox region is configured through SoCremapper interface.Signed-off-by: Anoop Vijay Reviewed-by: Umesh Nerlige Ramappa Signed-off-by: Umesh Nerlige Ramappa Link: https://patch.msgid.link/20260327131837.2192929-13-anoop.c.vijay@intel.com List of files: /linux/drivers/gpu/drm/xe/xe_sysctrl.h