Message ID | 20200513175610.20700-1-chris@chris-wilson.co.uk (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | [v2] drm/i915/gem: Remove redundant exec_fence | expand |
Chris Wilson <chris@chris-wilson.co.uk> writes: > Since there can only be one of in_fence/exec_fence, just use the single > in_fence local. > > v2: Considate lookup > > Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> > Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com> > --- > .../gpu/drm/i915/gem/i915_gem_execbuffer.c | 40 +++++++------------ > 1 file changed, 14 insertions(+), 26 deletions(-) > > diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c > index d54a4933cc05..3c98aaaa8d11 100644 > --- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c > +++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c > @@ -2622,7 +2622,6 @@ i915_gem_do_execbuffer(struct drm_device *dev, > struct drm_i915_private *i915 = to_i915(dev); > struct i915_execbuffer eb; > struct dma_fence *in_fence = NULL; > - struct dma_fence *exec_fence = NULL; > struct sync_file *out_fence = NULL; > struct i915_vma *batch; > int out_fence_fd = -1; > @@ -2665,30 +2664,22 @@ i915_gem_do_execbuffer(struct drm_device *dev, > if (args->flags & I915_EXEC_IS_PINNED) > eb.batch_flags |= I915_DISPATCH_PINNED; > > - if (args->flags & I915_EXEC_FENCE_IN) { > +#define IN_FENCES (I915_EXEC_FENCE_IN | I915_EXEC_FENCE_SUBMIT) > + if (args->flags & IN_FENCES) { > + if ((args->flags & IN_FENCES) == IN_FENCES) > + return -EINVAL; > + > in_fence = sync_file_get_fence(lower_32_bits(args->rsvd2)); > if (!in_fence) > return -EINVAL; > } > - > - if (args->flags & I915_EXEC_FENCE_SUBMIT) { > - if (in_fence) { > - err = -EINVAL; > - goto err_in_fence; > - } > - > - exec_fence = sync_file_get_fence(lower_32_bits(args->rsvd2)); > - if (!exec_fence) { > - err = -EINVAL; > - goto err_in_fence; > - } > - } > +#undef IN_FENCES > > if (args->flags & I915_EXEC_FENCE_OUT) { > out_fence_fd = get_unused_fd_flags(O_CLOEXEC); > if (out_fence_fd < 0) { > err = out_fence_fd; > - goto err_exec_fence; > + goto err_in_fence; > } > } > > @@ -2779,14 +2770,13 @@ i915_gem_do_execbuffer(struct drm_device *dev, > } > > if (in_fence) { > - err = i915_request_await_dma_fence(eb.request, in_fence); > - if (err < 0) > - goto err_request; > - } > - > - if (exec_fence) { > - err = i915_request_await_execution(eb.request, exec_fence, > - eb.engine->bond_execute); > + if (args->flags & I915_EXEC_FENCE_SUBMIT) > + err = i915_request_await_execution(eb.request, > + in_fence, > + eb.engine->bond_execute); > + else > + err = i915_request_await_dma_fence(eb.request, > + in_fence); > if (err < 0) > goto err_request; > } > @@ -2855,8 +2845,6 @@ i915_gem_do_execbuffer(struct drm_device *dev, > err_out_fence: > if (out_fence_fd != -1) > put_unused_fd(out_fence_fd); > -err_exec_fence: > - dma_fence_put(exec_fence); > err_in_fence: > dma_fence_put(in_fence); > return err; > -- > 2.20.1
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c index d54a4933cc05..3c98aaaa8d11 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c @@ -2622,7 +2622,6 @@ i915_gem_do_execbuffer(struct drm_device *dev, struct drm_i915_private *i915 = to_i915(dev); struct i915_execbuffer eb; struct dma_fence *in_fence = NULL; - struct dma_fence *exec_fence = NULL; struct sync_file *out_fence = NULL; struct i915_vma *batch; int out_fence_fd = -1; @@ -2665,30 +2664,22 @@ i915_gem_do_execbuffer(struct drm_device *dev, if (args->flags & I915_EXEC_IS_PINNED) eb.batch_flags |= I915_DISPATCH_PINNED; - if (args->flags & I915_EXEC_FENCE_IN) { +#define IN_FENCES (I915_EXEC_FENCE_IN | I915_EXEC_FENCE_SUBMIT) + if (args->flags & IN_FENCES) { + if ((args->flags & IN_FENCES) == IN_FENCES) + return -EINVAL; + in_fence = sync_file_get_fence(lower_32_bits(args->rsvd2)); if (!in_fence) return -EINVAL; } - - if (args->flags & I915_EXEC_FENCE_SUBMIT) { - if (in_fence) { - err = -EINVAL; - goto err_in_fence; - } - - exec_fence = sync_file_get_fence(lower_32_bits(args->rsvd2)); - if (!exec_fence) { - err = -EINVAL; - goto err_in_fence; - } - } +#undef IN_FENCES if (args->flags & I915_EXEC_FENCE_OUT) { out_fence_fd = get_unused_fd_flags(O_CLOEXEC); if (out_fence_fd < 0) { err = out_fence_fd; - goto err_exec_fence; + goto err_in_fence; } } @@ -2779,14 +2770,13 @@ i915_gem_do_execbuffer(struct drm_device *dev, } if (in_fence) { - err = i915_request_await_dma_fence(eb.request, in_fence); - if (err < 0) - goto err_request; - } - - if (exec_fence) { - err = i915_request_await_execution(eb.request, exec_fence, - eb.engine->bond_execute); + if (args->flags & I915_EXEC_FENCE_SUBMIT) + err = i915_request_await_execution(eb.request, + in_fence, + eb.engine->bond_execute); + else + err = i915_request_await_dma_fence(eb.request, + in_fence); if (err < 0) goto err_request; } @@ -2855,8 +2845,6 @@ i915_gem_do_execbuffer(struct drm_device *dev, err_out_fence: if (out_fence_fd != -1) put_unused_fd(out_fence_fd); -err_exec_fence: - dma_fence_put(exec_fence); err_in_fence: dma_fence_put(in_fence); return err;
Since there can only be one of in_fence/exec_fence, just use the single in_fence local. v2: Considate lookup Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> --- .../gpu/drm/i915/gem/i915_gem_execbuffer.c | 40 +++++++------------ 1 file changed, 14 insertions(+), 26 deletions(-)