100 	drm_via_private_t *dev_priv = dev->dev_private;  in via_get_vblank_counter()  local
104 	return atomic_read(&dev_priv->vbl_received);  in via_get_vblank_counter()
110 	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;  in via_driver_irq_handler()  local
114 	drm_via_irq_t *cur_irq = dev_priv->via_irqs;  in via_driver_irq_handler()
119 		atomic_inc(&dev_priv->vbl_received);  in via_driver_irq_handler()
120 		if (!(atomic_read(&dev_priv->vbl_received) & 0x0F)) {  in via_driver_irq_handler()
122 			if (dev_priv->last_vblank_valid) {  in via_driver_irq_handler()
123 				dev_priv->usec_per_vblank =  in via_driver_irq_handler()
125 						  &dev_priv->last_vblank) >> 4;  in via_driver_irq_handler()
127 			dev_priv->last_vblank = cur_vblank;  in via_driver_irq_handler()
128 			dev_priv->last_vblank_valid = 1;  in via_driver_irq_handler()
130 		if (!(atomic_read(&dev_priv->vbl_received) & 0xFF)) {  in via_driver_irq_handler()
132 				  dev_priv->usec_per_vblank);  in via_driver_irq_handler()
138 	for (i = 0; i < dev_priv->num_irqs; ++i) {  in via_driver_irq_handler()
143 			if (dev_priv->irq_map[drm_via_irq_dma0_td] == i)  in via_driver_irq_handler()
145 			else if (dev_priv->irq_map[drm_via_irq_dma1_td] == i)  in via_driver_irq_handler()
161 static __inline__ void viadrv_acknowledge_irqs(drm_via_private_t *dev_priv)  in viadrv_acknowledge_irqs()  argument
165 	if (dev_priv) {  in viadrv_acknowledge_irqs()
169 			  dev_priv->irq_pending_mask);  in viadrv_acknowledge_irqs()
175 	drm_via_private_t *dev_priv = dev->dev_private;  in via_enable_vblank()  local
194 	drm_via_private_t *dev_priv = dev->dev_private;  in via_disable_vblank()  local
211 	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;  in via_driver_irq_wait()  local
220 	if (!dev_priv) {  in via_driver_irq_wait()
230 	real_irq = dev_priv->irq_map[irq];  in via_driver_irq_wait()
238 	masks = dev_priv->irq_masks;  in via_driver_irq_wait()
239 	cur_irq = dev_priv->via_irqs + real_irq;  in via_driver_irq_wait()
263 	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;  in via_driver_irq_preinstall()  local
268 	DRM_DEBUG("dev_priv: %p\n", dev_priv);  in via_driver_irq_preinstall()
269 	if (dev_priv) {  in via_driver_irq_preinstall()
270 		cur_irq = dev_priv->via_irqs;  in via_driver_irq_preinstall()
272 		dev_priv->irq_enable_mask = VIA_IRQ_VBLANK_ENABLE;  in via_driver_irq_preinstall()
273 		dev_priv->irq_pending_mask = VIA_IRQ_VBLANK_PENDING;  in via_driver_irq_preinstall()
275 		if (dev_priv->chipset == VIA_PRO_GROUP_A ||  in via_driver_irq_preinstall()
276 		    dev_priv->chipset == VIA_DX9_0) {  in via_driver_irq_preinstall()
277 			dev_priv->irq_masks = via_pro_group_a_irqs;  in via_driver_irq_preinstall()
278 			dev_priv->num_irqs = via_num_pro_group_a;  in via_driver_irq_preinstall()
279 			dev_priv->irq_map = via_irqmap_pro_group_a;  in via_driver_irq_preinstall()
281 			dev_priv->irq_masks = via_unichrome_irqs;  in via_driver_irq_preinstall()
282 			dev_priv->num_irqs = via_num_unichrome;  in via_driver_irq_preinstall()
283 			dev_priv->irq_map = via_irqmap_unichrome;  in via_driver_irq_preinstall()
286 		for (i = 0; i < dev_priv->num_irqs; ++i) {  in via_driver_irq_preinstall()
288 			cur_irq->enable_mask = dev_priv->irq_masks[i][0];  in via_driver_irq_preinstall()
289 			cur_irq->pending_mask = dev_priv->irq_masks[i][1];  in via_driver_irq_preinstall()
291 			dev_priv->irq_enable_mask |= cur_irq->enable_mask;  in via_driver_irq_preinstall()
292 			dev_priv->irq_pending_mask |= cur_irq->pending_mask;  in via_driver_irq_preinstall()
298 		dev_priv->last_vblank_valid = 0;  in via_driver_irq_preinstall()
303 			  ~(dev_priv->irq_enable_mask));  in via_driver_irq_preinstall()
306 		viadrv_acknowledge_irqs(dev_priv);  in via_driver_irq_preinstall()
312 	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;  in via_driver_irq_postinstall()  local
316 	if (!dev_priv)  in via_driver_irq_postinstall()
321 		  | dev_priv->irq_enable_mask);  in via_driver_irq_postinstall()
332 	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;  in via_driver_irq_uninstall()  local
336 	if (dev_priv) {  in via_driver_irq_uninstall()
345 			  ~(VIA_IRQ_VBLANK_ENABLE | dev_priv->irq_enable_mask));  in via_driver_irq_uninstall()
354 	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;  in via_wait_irq()  local
355 	drm_via_irq_t *cur_irq = dev_priv->via_irqs;  in via_wait_irq()
358 	if (irqwait->request.irq >= dev_priv->num_irqs) {  in via_wait_irq()