80 #define HAS_LPE_AUDIO(display) ((display)->audio.lpe.platdev)  argument
83 lpe_audio_platdev_create(struct intel_display *display)  in lpe_audio_platdev_create()  argument
85 	struct pci_dev *pdev = to_pci_dev(display->drm->dev);  in lpe_audio_platdev_create()
101 	rsc[0].start    = display->audio.lpe.irq;  in lpe_audio_platdev_create()
102 	rsc[0].end      = display->audio.lpe.irq;  in lpe_audio_platdev_create()
113 	pinfo.parent = display->drm->dev;  in lpe_audio_platdev_create()
122 	pdata->num_pipes = INTEL_NUM_PIPES(display);  in lpe_audio_platdev_create()
123 	pdata->num_ports = display->platform.cherryview ? 3 : 2; /* B,C,D or B,C */  in lpe_audio_platdev_create()
134 		drm_err(display->drm,  in lpe_audio_platdev_create()
144 static void lpe_audio_platdev_destroy(struct intel_display *display)  in lpe_audio_platdev_destroy()  argument
154 	platform_device_unregister(display->audio.lpe.platdev);  in lpe_audio_platdev_destroy()
171 static int lpe_audio_irq_init(struct intel_display *display)  in lpe_audio_irq_init()  argument
173 	struct drm_i915_private *dev_priv = to_i915(display->drm);  in lpe_audio_irq_init()
174 	int irq = display->audio.lpe.irq;  in lpe_audio_irq_init()
176 	drm_WARN_ON(display->drm, !intel_irqs_enabled(dev_priv));  in lpe_audio_irq_init()
185 static bool lpe_audio_detect(struct intel_display *display)  in lpe_audio_detect()  argument
189 	if (display->platform.valleyview || display->platform.cherryview) {  in lpe_audio_detect()
199 			drm_info(display->drm,  in lpe_audio_detect()
207 static int lpe_audio_setup(struct intel_display *display)  in lpe_audio_setup()  argument
211 	display->audio.lpe.irq = irq_alloc_desc(0);  in lpe_audio_setup()
212 	if (display->audio.lpe.irq < 0) {  in lpe_audio_setup()
213 		drm_err(display->drm, "Failed to allocate IRQ desc: %d\n",  in lpe_audio_setup()
214 			display->audio.lpe.irq);  in lpe_audio_setup()
215 		ret = display->audio.lpe.irq;  in lpe_audio_setup()
219 	drm_dbg(display->drm, "irq = %d\n", display->audio.lpe.irq);  in lpe_audio_setup()
221 	ret = lpe_audio_irq_init(display);  in lpe_audio_setup()
224 		drm_err(display->drm,  in lpe_audio_setup()
230 	display->audio.lpe.platdev = lpe_audio_platdev_create(display);  in lpe_audio_setup()
232 	if (IS_ERR(display->audio.lpe.platdev)) {  in lpe_audio_setup()
233 		ret = PTR_ERR(display->audio.lpe.platdev);  in lpe_audio_setup()
234 		drm_err(display->drm,  in lpe_audio_setup()
243 	intel_de_write(display, VLV_AUD_CHICKEN_BIT_REG,  in lpe_audio_setup()
248 	irq_free_desc(display->audio.lpe.irq);  in lpe_audio_setup()
250 	display->audio.lpe.irq = -1;  in lpe_audio_setup()
251 	display->audio.lpe.platdev = NULL;  in lpe_audio_setup()
257  * @display: display device
262 void intel_lpe_audio_irq_handler(struct intel_display *display)  in intel_lpe_audio_irq_handler()  argument
266 	if (!HAS_LPE_AUDIO(display))  in intel_lpe_audio_irq_handler()
269 	ret = generic_handle_irq(display->audio.lpe.irq);  in intel_lpe_audio_irq_handler()
271 		drm_err_ratelimited(display->drm,  in intel_lpe_audio_irq_handler()
278  * @display: display device
283 int intel_lpe_audio_init(struct intel_display *display)  in intel_lpe_audio_init()  argument
287 	if (lpe_audio_detect(display)) {  in intel_lpe_audio_init()
288 		ret = lpe_audio_setup(display);  in intel_lpe_audio_init()
290 			drm_err(display->drm,  in intel_lpe_audio_init()
299  * @display: display device
303 void intel_lpe_audio_teardown(struct intel_display *display)  in intel_lpe_audio_teardown()  argument
305 	if (!HAS_LPE_AUDIO(display))  in intel_lpe_audio_teardown()
308 	lpe_audio_platdev_destroy(display);  in intel_lpe_audio_teardown()
310 	irq_free_desc(display->audio.lpe.irq);  in intel_lpe_audio_teardown()
312 	display->audio.lpe.irq = -1;  in intel_lpe_audio_teardown()
313 	display->audio.lpe.platdev = NULL;  in intel_lpe_audio_teardown()
319  * @display: display device
328 void intel_lpe_audio_notify(struct intel_display *display,  in intel_lpe_audio_notify()  argument
337 	if (!HAS_LPE_AUDIO(display))  in intel_lpe_audio_notify()
340 	pdata = dev_get_platdata(&display->audio.lpe.platdev->dev);  in intel_lpe_audio_notify()
345 	audio_enable = intel_de_read(display, VLV_AUD_PORT_EN_DBG(port));  in intel_lpe_audio_notify()
354 		intel_de_write(display, VLV_AUD_PORT_EN_DBG(port),  in intel_lpe_audio_notify()
363 		intel_de_write(display, VLV_AUD_PORT_EN_DBG(port),  in intel_lpe_audio_notify()
368 		pdata->notify_audio_lpe(display->audio.lpe.platdev, port - PORT_B);  in intel_lpe_audio_notify()