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path: root/drivers/gpu/drm/xe/display/ext
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2025-02-18drm/i915: Introduce i915_error_regsVille Syrjälä
Introduce i915_error_regs as the EIR/EMR counterpart to the IIR/IMR/IER i915_irq_regs, and update the irq reset/postingstall to utilize them accordingly. v2: Include xe compat versions Reviewed-by: Vinod Govindapillai <vinod.govindapillai@intel.com> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20250217070047.953-7-ville.syrjala@linux.intel.com Acked-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2024-12-11drm/xe: Make irq enabled flag atomicIlia Levi
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>
2024-10-15drm/i915/irq: s/gen3/gen2/Ville Syrjälä
Now that we use the gen3 codepaths also for gen2 rename everything to gen2_ to match. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20241008214349.23331-4-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula <jani.nikula@intel.com>
2024-10-03drm/i915/irq: add struct i915_irq_regs tripletJani Nikula
Add struct i915_irq_regs to hold IMR/IER/IIR register offsets to pass to gen3_irq_reset() and gen3_irq_init(). This helps in grouping the registers and further cleanup. Note: gen3_irq_reset() and gen3_irq_init() really did have the IMR/IER/IIR parameters in different order. Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20241002102645.136155-1-jani.nikula@intel.com Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-06-06drm/xe/display: drop i915_drv.h include from xe codeJani Nikula
Drop i915_drv.h include from xe display code as much as possible, and switch to xe types where necessary. Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Acked-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/bb490f3e928fd8178277fde2435de80638fc5715.1717004739.git.jani.nikula@intel.com
2023-12-21drm/xe/display: Fix dummy __i915_inject_probe_error()Lucas De Marchi
When CONFIG_DRM_I915_DEBUG is not set, a dummy __i915_inject_probe_error() is provided on the xe side. Use the same logic as in drivers/gpu/drm/i915/i915_utils.c to ifdef it out. This fixes the build with W=1 and without that config: CC [M] drivers/gpu/drm/xe/display/ext/i915_utils.o ../drivers/gpu/drm/xe/display/ext/i915_utils.c:19:5: error: no previous prototype for ‘__i915_inject_probe_error’ [-Werror=missing-prototypes] 19 | int __i915_inject_probe_error(struct drm_i915_private *i915, int err, | ^~~~~~~~~~~~~~~~~~~~~~~~~ Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com> Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2023-12-21drm/xe/display: Implement display supportMaarten Lankhorst
As for display, the intent is to share the display code with the i915 driver so that there is maximum reuse there. We do this by recompiling i915/display code twice. Now that i915 has been adapted to support the Xe build, we can add the xe/display support. This initial work is a collaboration of many people and unfortunately this squashed patch won't fully honor the proper credits. But let's try to add a few from the squashed patches: Co-developed-by: Matthew Brost <matthew.brost@intel.com> Co-developed-by: Jani Nikula <jani.nikula@intel.com> Co-developed-by: Lucas De Marchi <lucas.demarchi@intel.com> Co-developed-by: Matt Roper <matthew.d.roper@intel.com> Co-developed-by: Mauro Carvalho Chehab <mchehab@kernel.org> Co-developed-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Co-developed-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>