drm2/radeon/radeon_irq_kms.c

54 	struct radeon_device *rdev = dev->dev_private;
56 	return radeon_irq_process(rdev);
75 	struct radeon_device *rdev = arg;
76 	struct drm_device *dev = rdev->ddev;
98 	struct radeon_device *rdev = dev->dev_private;
102 	DRM_SPINLOCK_IRQSAVE(&rdev->irq.lock, irqflags);
105 		atomic_set(&rdev->irq.ring_int[i], 0);
107 		rdev->irq.hpd[i] = false;
109 		rdev->irq.crtc_vblank_int[i] = false;
110 		atomic_set(&rdev->irq.pflip[i], 0);
111 		rdev->irq.afmt[i] = false;
113 	radeon_irq_set(rdev);
114 	DRM_SPINUNLOCK_IRQRESTORE(&rdev->irq.lock, irqflags);
116 	radeon_irq_process(rdev);
142 	struct radeon_device *rdev = dev->dev_private;
146 	if (rdev == NULL) {
149 	DRM_SPINLOCK_IRQSAVE(&rdev->irq.lock, irqflags);
152 		atomic_set(&rdev->irq.ring_int[i], 0);
154 		rdev->irq.hpd[i] = false;
156 		rdev->irq.crtc_vblank_int[i] = false;
157 		atomic_set(&rdev->irq.pflip[i], 0);
158 		rdev->irq.afmt[i] = false;
160 	radeon_irq_set(rdev);
161 	DRM_SPINUNLOCK_IRQRESTORE(&rdev->irq.lock, irqflags);
167  * @rdev: radeon device pointer
174 static bool radeon_msi_ok(struct radeon_device *rdev)
177 	if (rdev->family < CHIP_RV380)
181 	if (rdev->flags & RADEON_IS_AGP)
192 	if ((rdev->ddev->pci_device == 0x791f) &&
193 	    (rdev->ddev->pci_subvendor == 0x103c) &&
194 	    (rdev->ddev->pci_subdevice == 0x30c2))
198 	if ((rdev->ddev->pci_device == 0x791f) &&
199 	    (rdev->ddev->pci_subvendor == 0x1028) &&
200 	    (rdev->ddev->pci_subdevice == 0x01fc))
204 	if ((rdev->ddev->pci_device == 0x791f) &&
205 	    (rdev->ddev->pci_subvendor == 0x1028) &&
206 	    (rdev->ddev->pci_subdevice == 0x01fd))
210 	if ((rdev->ddev->pci_device == 0x791f) &&
211 	    (rdev->ddev->pci_subvendor == 0x107b) &&
212 	    (rdev->ddev->pci_subdevice == 0x0185))
216 	if (rdev->family == CHIP_RS690)
223 	if (rdev->family == CHIP_RV515)
225 	if (rdev->flags & RADEON_IS_IGP) {
227 		if (rdev->family >= CHIP_PALM)
239  * @rdev: radeon device pointer
244 int radeon_irq_kms_init(struct radeon_device *rdev)
248 	TASK_INIT(&rdev->hotplug_work, 0, radeon_hotplug_work_func, rdev);
249 	TASK_INIT(&rdev->audio_work, 0, r600_audio_update_hdmi, rdev);
251 	DRM_SPININIT(&rdev->irq.lock, "drm__radeon_device__irq__lock");
252 	r = drm_vblank_init(rdev->ddev, rdev->num_crtc);
257 	rdev->msi_enabled = 0;
259 	if (radeon_msi_ok(rdev)) {
260 		int ret = drm_pci_enable_msi(rdev->ddev);
262 			rdev->msi_enabled = 1;
263 			dev_info(rdev->dev, "radeon: using MSI.\n");
266 	rdev->irq.installed = true;
267 	r = drm_irq_install(rdev->ddev);
269 		rdev->irq.installed = false;
279  * @rdev: radeon device pointer
283 void radeon_irq_kms_fini(struct radeon_device *rdev)
285 	drm_vblank_cleanup(rdev->ddev);
286 	if (rdev->irq.installed) {
287 		drm_irq_uninstall(rdev->ddev);
288 		rdev->irq.installed = false;
289 		if (rdev->msi_enabled)
290 			drm_pci_disable_msi(rdev->ddev);
292 	taskqueue_drain(rdev->tq, &rdev->hotplug_work);
298  * @rdev: radeon device pointer
305 void radeon_irq_kms_sw_irq_get(struct radeon_device *rdev, int ring)
309 	if (!rdev->ddev->irq_enabled)
312 	if (atomic_inc_return(&rdev->irq.ring_int[ring]) == 1) {
313 		DRM_SPINLOCK_IRQSAVE(&rdev->irq.lock, irqflags);
314 		radeon_irq_set(rdev);
315 		DRM_SPINUNLOCK_IRQRESTORE(&rdev->irq.lock, irqflags);
322  * @rdev: radeon device pointer
329 void radeon_irq_kms_sw_irq_put(struct radeon_device *rdev, int ring)
333 	if (!rdev->ddev->irq_enabled)
336 	if (atomic_dec_and_test(&rdev->irq.ring_int[ring])) {
337 		DRM_SPINLOCK_IRQSAVE(&rdev->irq.lock, irqflags);
338 		radeon_irq_set(rdev);
339 		DRM_SPINUNLOCK_IRQRESTORE(&rdev->irq.lock, irqflags);
346  * @rdev: radeon device pointer
352 void radeon_irq_kms_pflip_irq_get(struct radeon_device *rdev, int crtc)
356 	if (crtc < 0 || crtc >= rdev->num_crtc)
359 	if (!rdev->ddev->irq_enabled)
362 	if (atomic_inc_return(&rdev->irq.pflip[crtc]) == 1) {
363 		DRM_SPINLOCK_IRQSAVE(&rdev->irq.lock, irqflags);
364 		radeon_irq_set(rdev);
365 		DRM_SPINUNLOCK_IRQRESTORE(&rdev->irq.lock, irqflags);
372  * @rdev: radeon device pointer
378 void radeon_irq_kms_pflip_irq_put(struct radeon_device *rdev, int crtc)
382 	if (crtc < 0 || crtc >= rdev->num_crtc)
385 	if (!rdev->ddev->irq_enabled)
388 	if (atomic_dec_and_test(&rdev->irq.pflip[crtc])) {
389 		DRM_SPINLOCK_IRQSAVE(&rdev->irq.lock, irqflags);
390 		radeon_irq_set(rdev);
391 		DRM_SPINUNLOCK_IRQRESTORE(&rdev->irq.lock, irqflags);
398  * @rdev: radeon device pointer
403 void radeon_irq_kms_enable_afmt(struct radeon_device *rdev, int block)
407 	if (!rdev->ddev->irq_enabled)
410 	DRM_SPINLOCK_IRQSAVE(&rdev->irq.lock, irqflags);
411 	rdev->irq.afmt[block] = true;
412 	radeon_irq_set(rdev);
413 	DRM_SPINUNLOCK_IRQRESTORE(&rdev->irq.lock, irqflags);
420  * @rdev: radeon device pointer
425 void radeon_irq_kms_disable_afmt(struct radeon_device *rdev, int block)
429 	if (!rdev->ddev->irq_enabled)
432 	DRM_SPINLOCK_IRQSAVE(&rdev->irq.lock, irqflags);
433 	rdev->irq.afmt[block] = false;
434 	radeon_irq_set(rdev);
435 	DRM_SPINUNLOCK_IRQRESTORE(&rdev->irq.lock, irqflags);
441  * @rdev: radeon device pointer
446 void radeon_irq_kms_enable_hpd(struct radeon_device *rdev, unsigned hpd_mask)
451 	if (!rdev->ddev->irq_enabled)
454 	DRM_SPINLOCK_IRQSAVE(&rdev->irq.lock, irqflags);
456 		rdev->irq.hpd[i] |= !!(hpd_mask & (1 << i));
457 	radeon_irq_set(rdev);
458 	DRM_SPINUNLOCK_IRQRESTORE(&rdev->irq.lock, irqflags);
464  * @rdev: radeon device pointer
469 void radeon_irq_kms_disable_hpd(struct radeon_device *rdev, unsigned hpd_mask)
474 	if (!rdev->ddev->irq_enabled)
477 	DRM_SPINLOCK_IRQSAVE(&rdev->irq.lock, irqflags);
479 		rdev->irq.hpd[i] &= !(hpd_mask & (1 << i));
480 	radeon_irq_set(rdev);
481 	DRM_SPINUNLOCK_IRQRESTORE(&rdev->irq.lock, irqflags);