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drm/vmwgfx: Send the correct nonblock option for atomic_commit 

Page flip can be slow for vmwgfx in some cases, like need to do surface
copy to different surface or waiting for IN_FENCE_FD. Enabling
nonblocking commits for vmwgfx in case userspace request it.

Signed-off-by: Deepak Rawat <drawat@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
This commit is contained in:
Deepak Rawat 2018-01-16 08:48:09 +01:00 committed by Thomas Hellstrom
parent ac3069e67f
commit 904efd9e3f
1 changed files with 1 additions and 26 deletions
drivers/gpu/drm/vmwgfx
vmwgfx_kms.c

27
drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
View File

@ -1536,35 +1536,10 @@ vmw_kms_atomic_check_modeset(struct drm_device *dev,
return drm_atomic_helper_check(dev, state); return drm_atomic_helper_check(dev, state);
} }
/**
* vmw_kms_atomic_commit - Perform an atomic state commit
*
* @dev: DRM device
* @state: the driver state object
* @nonblock: Whether nonblocking behaviour is requested
*
* This is a simple wrapper around drm_atomic_helper_commit() for
* us to clear the nonblocking value.
*
* Nonblocking commits currently cause synchronization issues
* for vmwgfx.
*
* RETURNS
* Zero for success or negative error code on failure.
*/
int vmw_kms_atomic_commit(struct drm_device *dev,
struct drm_atomic_state *state,
bool nonblock)
{
return drm_atomic_helper_commit(dev, state, false);
}
static const struct drm_mode_config_funcs vmw_kms_funcs = { static const struct drm_mode_config_funcs vmw_kms_funcs = {
.fb_create = vmw_kms_fb_create, .fb_create = vmw_kms_fb_create,
.atomic_check = vmw_kms_atomic_check_modeset, .atomic_check = vmw_kms_atomic_check_modeset,
.atomic_commit = vmw_kms_atomic_commit, .atomic_commit = drm_atomic_helper_commit,
}; };
static int vmw_kms_generic_present(struct vmw_private *dev_priv, static int vmw_kms_generic_present(struct vmw_private *dev_priv,