100 	drm_via_private_t *dev_priv = dev->dev_private;  in via_get_vblank_counter()  local
105 	return atomic_read(&dev_priv->vbl_received);  in via_get_vblank_counter()
111 	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;  in via_driver_irq_handler()  local
115 	drm_via_irq_t *cur_irq = dev_priv->via_irqs;  in via_driver_irq_handler()
120 		atomic_inc(&dev_priv->vbl_received);  in via_driver_irq_handler()
121 		if (!(atomic_read(&dev_priv->vbl_received) & 0x0F)) {  in via_driver_irq_handler()
123 			if (dev_priv->last_vblank_valid) {  in via_driver_irq_handler()
124 				dev_priv->usec_per_vblank =  in via_driver_irq_handler()
126 						  &dev_priv->last_vblank) >> 4;  in via_driver_irq_handler()
128 			dev_priv->last_vblank = cur_vblank;  in via_driver_irq_handler()
129 			dev_priv->last_vblank_valid = 1;  in via_driver_irq_handler()
131 		if (!(atomic_read(&dev_priv->vbl_received) & 0xFF)) {  in via_driver_irq_handler()
133 				  dev_priv->usec_per_vblank);  in via_driver_irq_handler()
139 	for (i = 0; i < dev_priv->num_irqs; ++i) {  in via_driver_irq_handler()
144 			if (dev_priv->irq_map[drm_via_irq_dma0_td] == i)  in via_driver_irq_handler()
146 			else if (dev_priv->irq_map[drm_via_irq_dma1_td] == i)  in via_driver_irq_handler()
162 static __inline__ void viadrv_acknowledge_irqs(drm_via_private_t *dev_priv)  in viadrv_acknowledge_irqs()  argument
166 	if (dev_priv) {  in viadrv_acknowledge_irqs()
170 			  dev_priv->irq_pending_mask);  in viadrv_acknowledge_irqs()
176 	drm_via_private_t *dev_priv = dev->dev_private;  in via_enable_vblank()  local
195 	drm_via_private_t *dev_priv = dev->dev_private;  in via_disable_vblank()  local
212 	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;  in via_driver_irq_wait()  local
221 	if (!dev_priv) {  in via_driver_irq_wait()
231 	real_irq = dev_priv->irq_map[irq];  in via_driver_irq_wait()
239 	masks = dev_priv->irq_masks;  in via_driver_irq_wait()
240 	cur_irq = dev_priv->via_irqs + real_irq;  in via_driver_irq_wait()
264 	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;  in via_driver_irq_preinstall()  local
269 	DRM_DEBUG("dev_priv: %p\n", dev_priv);  in via_driver_irq_preinstall()
270 	if (dev_priv) {  in via_driver_irq_preinstall()
271 		cur_irq = dev_priv->via_irqs;  in via_driver_irq_preinstall()
273 		dev_priv->irq_enable_mask = VIA_IRQ_VBLANK_ENABLE;  in via_driver_irq_preinstall()
274 		dev_priv->irq_pending_mask = VIA_IRQ_VBLANK_PENDING;  in via_driver_irq_preinstall()
276 		if (dev_priv->chipset == VIA_PRO_GROUP_A ||  in via_driver_irq_preinstall()
277 		    dev_priv->chipset == VIA_DX9_0) {  in via_driver_irq_preinstall()
278 			dev_priv->irq_masks = via_pro_group_a_irqs;  in via_driver_irq_preinstall()
279 			dev_priv->num_irqs = via_num_pro_group_a;  in via_driver_irq_preinstall()
280 			dev_priv->irq_map = via_irqmap_pro_group_a;  in via_driver_irq_preinstall()
282 			dev_priv->irq_masks = via_unichrome_irqs;  in via_driver_irq_preinstall()
283 			dev_priv->num_irqs = via_num_unichrome;  in via_driver_irq_preinstall()
284 			dev_priv->irq_map = via_irqmap_unichrome;  in via_driver_irq_preinstall()
287 		for (i = 0; i < dev_priv->num_irqs; ++i) {  in via_driver_irq_preinstall()
289 			cur_irq->enable_mask = dev_priv->irq_masks[i][0];  in via_driver_irq_preinstall()
290 			cur_irq->pending_mask = dev_priv->irq_masks[i][1];  in via_driver_irq_preinstall()
292 			dev_priv->irq_enable_mask |= cur_irq->enable_mask;  in via_driver_irq_preinstall()
293 			dev_priv->irq_pending_mask |= cur_irq->pending_mask;  in via_driver_irq_preinstall()
299 		dev_priv->last_vblank_valid = 0;  in via_driver_irq_preinstall()
304 			  ~(dev_priv->irq_enable_mask));  in via_driver_irq_preinstall()
307 		viadrv_acknowledge_irqs(dev_priv);  in via_driver_irq_preinstall()
313 	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;  in via_driver_irq_postinstall()  local
317 	if (!dev_priv)  in via_driver_irq_postinstall()
322 		  | dev_priv->irq_enable_mask);  in via_driver_irq_postinstall()
333 	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;  in via_driver_irq_uninstall()  local
337 	if (dev_priv) {  in via_driver_irq_uninstall()
346 			  ~(VIA_IRQ_VBLANK_ENABLE | dev_priv->irq_enable_mask));  in via_driver_irq_uninstall()
355 	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;  in via_wait_irq()  local
356 	drm_via_irq_t *cur_irq = dev_priv->via_irqs;  in via_wait_irq()
359 	if (irqwait->request.irq >= dev_priv->num_irqs) {  in via_wait_irq()