diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2020-07-30 19:39:06 +0100 |
|---|---|---|
| committer | Joonas Lahtinen <joonas.lahtinen@linux.intel.com> | 2020-09-07 13:16:43 +0300 |
| commit | d1bf5dd8f6d510999b8a12687ee2662e26ab720c (patch) | |
| tree | 978594daafe603eab5fc0db7fa8433405b4121ad /drivers/gpu/drm/i915/gt/intel_timeline.c | |
| parent | eb4dedae920a07c485328af3da2202ec5184fb17 (diff) | |
drm/i915/gt: Support multiple pinned timelines
We may need to allocate more than one pinned context/timeline for each
engine which can utilise the per-engine HWSP, so we need to give each
a different offset within it.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200730183906.25422-1-chris@chris-wilson.co.uk
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_timeline.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_timeline.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_timeline.c b/drivers/gpu/drm/i915/gt/intel_timeline.c index 46d20f5f3ddc..4f446534bad0 100644 --- a/drivers/gpu/drm/i915/gt/intel_timeline.c +++ b/drivers/gpu/drm/i915/gt/intel_timeline.c @@ -215,7 +215,8 @@ static void cacheline_free(struct intel_timeline_cacheline *cl) static int intel_timeline_init(struct intel_timeline *timeline, struct intel_gt *gt, - struct i915_vma *hwsp) + struct i915_vma *hwsp, + unsigned int offset) { void *vaddr; @@ -246,8 +247,7 @@ static int intel_timeline_init(struct intel_timeline *timeline, vaddr = page_mask_bits(cl->vaddr); } else { - timeline->hwsp_offset = I915_GEM_HWS_SEQNO_ADDR; - + timeline->hwsp_offset = offset; vaddr = i915_gem_object_pin_map(hwsp->obj, I915_MAP_WB); if (IS_ERR(vaddr)) return PTR_ERR(vaddr); @@ -297,7 +297,9 @@ static void intel_timeline_fini(struct intel_timeline *timeline) } struct intel_timeline * -intel_timeline_create(struct intel_gt *gt, struct i915_vma *global_hwsp) +__intel_timeline_create(struct intel_gt *gt, + struct i915_vma *global_hwsp, + unsigned int offset) { struct intel_timeline *timeline; int err; @@ -306,7 +308,7 @@ intel_timeline_create(struct intel_gt *gt, struct i915_vma *global_hwsp) if (!timeline) return ERR_PTR(-ENOMEM); - err = intel_timeline_init(timeline, gt, global_hwsp); + err = intel_timeline_init(timeline, gt, global_hwsp, offset); if (err) { kfree(timeline); return ERR_PTR(err); |