From 31f8d4218c0f6455751d8bbc788172912359b0df Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Mon, 3 Nov 2008 09:44:03 +1000 Subject: radeon: add wait rendering API --- linux-core/radeon_gem.c | 25 ++++++++++++++++++++++--- shared-core/radeon_drm.h | 6 ++++-- shared-core/radeon_drv.h | 2 ++ shared-core/radeon_state.c | 1 + 4 files changed, 29 insertions(+), 5 deletions(-) diff --git a/linux-core/radeon_gem.c b/linux-core/radeon_gem.c index ce33979e..f5d6b94a 100644 --- a/linux-core/radeon_gem.c +++ b/linux-core/radeon_gem.c @@ -416,14 +416,33 @@ int radeon_gem_busy(struct drm_device *dev, void *data, return 0; } -int radeon_gem_execbuffer(struct drm_device *dev, void *data, - struct drm_file *file_priv) +int radeon_gem_wait_rendering(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - return -ENOSYS; + struct drm_radeon_gem_wait_rendering *args = data; + struct drm_gem_object *obj; + struct drm_radeon_gem_object *obj_priv; + int ret; + + + obj = drm_gem_object_lookup(dev, file_priv, args->handle); + if (obj == NULL) + return -EINVAL; + obj_priv = obj->driver_private; + mutex_lock(&obj_priv->bo->mutex); + ret = drm_bo_wait(obj_priv->bo, 0, 1, 1, 0); + mutex_unlock(&obj_priv->bo->mutex); + + mutex_lock(&dev->struct_mutex); + drm_gem_object_unreference(obj); + mutex_unlock(&dev->struct_mutex); + return ret; } + + /* * Depending on card genertation, chipset bugs, etc... the amount of vram * accessible to the CPU can vary. This function is our best shot at figuring diff --git a/shared-core/radeon_drm.h b/shared-core/radeon_drm.h index 0780eb7f..002e4004 100644 --- a/shared-core/radeon_drm.h +++ b/shared-core/radeon_drm.h @@ -511,6 +511,7 @@ typedef struct { #define DRM_RADEON_GEM_PREAD 0x21 #define DRM_RADEON_GEM_PWRITE 0x22 #define DRM_RADEON_GEM_SET_DOMAIN 0x23 +#define DRM_RADEON_GEM_WAIT_RENDERING 0x24 #define DRM_RADEON_CS 0x25 #define DRM_RADEON_CS2 0x26 @@ -551,7 +552,7 @@ typedef struct { #define DRM_IOCTL_RADEON_GEM_PREAD DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_PREAD, struct drm_radeon_gem_pread) #define DRM_IOCTL_RADEON_GEM_PWRITE DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_PWRITE, struct drm_radeon_gem_pwrite) #define DRM_IOCTL_RADEON_GEM_SET_DOMAIN DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_SET_DOMAIN, struct drm_radeon_gem_set_domain) - +#define DRM_IOCTL_RADEON_GEM_WAIT_RENDERING DRM_IOW(DRM_COMMAND_BASE + DRM_RADEON_GEM_WAIT_RENDERING, struct drm_radeon_gem_wait_rendering) #define DRM_IOCTL_RADEON_CS DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_CS, struct drm_radeon_cs) #define DRM_IOCTL_RADEON_CS2 DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_CS2, struct drm_radeon_cs2) @@ -820,7 +821,8 @@ struct drm_radeon_gem_set_domain { uint32_t write_domain; }; -struct drm_radeon_gem_exec_buffer { +struct drm_radeon_gem_wait_rendering { + uint32_t handle; }; struct drm_radeon_gem_pin { diff --git a/shared-core/radeon_drv.h b/shared-core/radeon_drv.h index 85a22e9f..aa178d4d 100644 --- a/shared-core/radeon_drv.h +++ b/shared-core/radeon_drv.h @@ -1695,6 +1695,8 @@ int radeon_gem_object_pin(struct drm_gem_object *obj, int radeon_gem_object_unpin(struct drm_gem_object *obj); int radeon_gem_set_domain_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); +int radeon_gem_wait_rendering(struct drm_device *dev, void *data, + struct drm_file *file_priv); struct drm_gem_object *radeon_gem_object_alloc(struct drm_device *dev, int size, int alignment, int initial_domain, bool discardable); int radeon_modeset_init(struct drm_device *dev); diff --git a/shared-core/radeon_state.c b/shared-core/radeon_state.c index 40ecf1c4..ada91362 100644 --- a/shared-core/radeon_state.c +++ b/shared-core/radeon_state.c @@ -3288,6 +3288,7 @@ struct drm_ioctl_desc radeon_ioctls[] = { DRM_IOCTL_DEF(DRM_RADEON_GEM_PREAD, radeon_gem_pread_ioctl, DRM_AUTH), DRM_IOCTL_DEF(DRM_RADEON_GEM_PWRITE, radeon_gem_pwrite_ioctl, DRM_AUTH), DRM_IOCTL_DEF(DRM_RADEON_GEM_SET_DOMAIN, radeon_gem_set_domain_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_GEM_WAIT_RENDERING, radeon_gem_wait_rendering, DRM_AUTH), DRM_IOCTL_DEF(DRM_RADEON_CS, radeon_cs_ioctl, DRM_AUTH), DRM_IOCTL_DEF(DRM_RADEON_CS2, radeon_cs2_ioctl, DRM_AUTH), }; -- cgit v1.2.3