167 	if (!rdev->agp)  in radeon_agp_head_acquire()
169 	if (rdev->agp->acquired)  in radeon_agp_head_acquire()
171 	rdev->agp->bridge = agp_backend_acquire(pdev);  in radeon_agp_head_acquire()
172 	if (!rdev->agp->bridge)  in radeon_agp_head_acquire()
174 	rdev->agp->acquired = 1;  in radeon_agp_head_acquire()
180 	if (!rdev->agp || !rdev->agp->acquired)  in radeon_agp_head_release()
182 	agp_backend_release(rdev->agp->bridge);  in radeon_agp_head_release()
183 	rdev->agp->acquired = 0;  in radeon_agp_head_release()
189 	if (!rdev->agp || !rdev->agp->acquired)  in radeon_agp_head_enable()
192 	rdev->agp->mode = mode.mode;  in radeon_agp_head_enable()
193 	agp_enable(rdev->agp->bridge, mode.mode);  in radeon_agp_head_enable()
194 	rdev->agp->enabled = 1;  in radeon_agp_head_enable()
202 	if (!rdev->agp || !rdev->agp->acquired)  in radeon_agp_head_info()
205 	kern = &rdev->agp->agp_info;  in radeon_agp_head_info()
245 	if (rdev->agp->agp_info.aper_size < 32) {  in radeon_agp_init()
249 			rdev->agp->agp_info.aper_size);  in radeon_agp_init()
337 	rdev->mc.agp_base = rdev->agp->agp_info.aper_base;  in radeon_agp_init()
338 	rdev->mc.gtt_size = rdev->agp->agp_info.aper_size << 20;  in radeon_agp_init()
369 	if (rdev->agp && rdev->agp->acquired) {  in radeon_agp_fini()