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authorMika Kuoppala <mika.kuoppala@linux.intel.com>2024-08-06 18:30:09 +0300
committerMatthew Brost <matthew.brost@intel.com>2024-08-07 08:22:31 +0300
commitb62ef7e4021f74bb12445987efd8109ccca289c4 (patch)
treeda54b040bac61d64477d3dca03b498e012d6b3cd
parentdae5d79a3bcc3101e1e02a1c2999ca74d1efde05 (diff)
downloadlinux-b62ef7e4021f74bb12445987efd8109ccca289c4.tar.xz
drm/xe: Add kernel doc for xe_hw_engine_lookup
kerneldoc was missing from earlier commit where we exported xe_hw_engine_lookup. Add it. Cc: Dominik Grzegorzek <dominik.grzegorzek@intel.com> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> Cc: Matthew Brost <matthew.brost@intel.com> Cc: Lucas De Marchi <lucas.demarchi@intel.com> Cc: "Thomas Hellström" <thomas.hellstrom@linux.intel.com> Cc: intel-xe@lists.freedesktop.org Signed-off-by: Mika Kuoppala <mika.kuoppala@linux.intel.com> Reviewed-by: Jonathan Cavitt <jonathan.cavitt@intel.com> Signed-off-by: Matthew Brost <matthew.brost@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20240806153009.1081382-2-mika.kuoppala@linux.intel.com
-rw-r--r--drivers/gpu/drm/xe/xe_hw_engine.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/gpu/drm/xe/xe_hw_engine.c b/drivers/gpu/drm/xe/xe_hw_engine.c
index c7c44de7c30f..402dfa748e16 100644
--- a/drivers/gpu/drm/xe/xe_hw_engine.c
+++ b/drivers/gpu/drm/xe/xe_hw_engine.c
@@ -329,11 +329,11 @@ void xe_hw_engine_enable_ring(struct xe_hw_engine *hwe)
xe_hw_engine_mmio_write32(hwe, RING_HWSTAM(0), ~0x0);
xe_hw_engine_mmio_write32(hwe, RING_HWS_PGA(0),
- xe_bo_ggtt_addr(hwe->hwsp));
+ xe_bo_ggtt_addr(hwe->hwsp));
xe_hw_engine_mmio_write32(hwe, RING_MODE(0),
- _MASKED_BIT_ENABLE(GFX_DISABLE_LEGACY_MODE));
+ _MASKED_BIT_ENABLE(GFX_DISABLE_LEGACY_MODE));
xe_hw_engine_mmio_write32(hwe, RING_MI_MODE(0),
- _MASKED_BIT_DISABLE(STOP_RING));
+ _MASKED_BIT_DISABLE(STOP_RING));
xe_hw_engine_mmio_read32(hwe, RING_MI_MODE(0));
}
@@ -1173,6 +1173,16 @@ static const enum xe_engine_class user_to_xe_engine_class[] = {
[DRM_XE_ENGINE_CLASS_COMPUTE] = XE_ENGINE_CLASS_COMPUTE,
};
+/**
+ * xe_hw_engine_lookup() - Lookup hardware engine for class:instance
+ * @xe: xe device
+ * @eci: engine class and instance
+ *
+ * This function will find a hardware engine for given engine
+ * class and instance.
+ *
+ * Return: If found xe_hw_engine pointer, NULL otherwise.
+ */
struct xe_hw_engine *
xe_hw_engine_lookup(struct xe_device *xe,
struct drm_xe_engine_class_instance eci)