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| author |   Chris Wilson <chris@chris-wilson.co.uk> | 2020-02-25 19:22:05 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-02-25 19:23:19 +0000 |
| commit | 88be76cdafc7e60e2e4ed883bfe7e8dd7f35fa3a (patch) | |
| tree | 1866e6ba31ab4a934e0469430b777a92e7aca8a1 /drivers/gpu/drm/i915/gt/intel_lrc.c | |
| parent | drm/i915: Flush idle barriers when waiting (diff) | |
| download | wireguard-linux-88be76cdafc7e60e2e4ed883bfe7e8dd7f35fa3a.tar.xz wireguard-linux-88be76cdafc7e60e2e4ed883bfe7e8dd7f35fa3a.zip | |
drm/i915: Allow userspace to specify ringsize on construction
No good reason why we must always use a static ringsize, so let
userspace select one during construction.
Link: https://github.com/intel/compute-runtime/pull/261
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Steve Carbonari <steven.carbonari@intel.com>
Reviewed-by: Janusz Krzysztofik <janusz.krzysztofik@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200225192206.1107336-2-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_lrc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_lrc.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 47561dc29304..39b0125b7143 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -2966,6 +2966,7 @@ __execlists_update_reg_state(const struct intel_context *ce, regs[CTX_RING_START] = i915_ggtt_offset(ring->vma); regs[CTX_RING_HEAD] = head; regs[CTX_RING_TAIL] = ring->tail; + regs[CTX_RING_CTL] = RING_CTL_SIZE(ring->size) | RING_VALID; /* RPCS */ if (engine->class == RENDER_CLASS) { |