]> www.infradead.org Git - users/jedix/linux-maple.git/commit
drm/xe: Make irq enabled flag atomic
authorIlia Levi <ilia.levi@intel.com>
Tue, 10 Dec 2024 17:35:06 +0000 (19:35 +0200)
committerRodrigo Vivi <rodrigo.vivi@intel.com>
Wed, 11 Dec 2024 18:20:53 +0000 (13:20 -0500)
commit4d79a1266d4cc3c967bc8823502466cad1ac8514
treefa2018bbfb6bd349935fdb13eff67e7e764b7841
parent3fcf68d7393fd622b96cd45124ccb1eddf77684c
drm/xe: Make irq enabled flag atomic

The irq.enabled flag was protected by a spin lock (irq.lock).
By making it atomic we no longer need to wait for the spin lock in
irq handlers. This will become especially useful for MSI-X irq
handlers to prevent lock contention between different interrupts.

Signed-off-by: Ilia Levi <ilia.levi@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241210173506.202150-1-ilia.levi@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
drivers/gpu/drm/xe/display/ext/i915_irq.c
drivers/gpu/drm/xe/xe_device_types.h
drivers/gpu/drm/xe/xe_irq.c