24 #include "outp.h"
37 	struct nvkm_outp *outp;  in nvkm_outp_route()  local
41 		if ((outp = ior->arm.outp) && ior->arm.outp != ior->asy.outp) {  in nvkm_outp_route()
42 			OUTP_DBG(outp, "release %s", ior->name);  in nvkm_outp_route()
44 				ior->func->route.set(outp, NULL);  in nvkm_outp_route()
45 			ior->arm.outp = NULL;  in nvkm_outp_route()
50 		if ((outp = ior->asy.outp)) {  in nvkm_outp_route()
51 			if (ior->asy.outp != ior->arm.outp) {  in nvkm_outp_route()
52 				OUTP_DBG(outp, "acquire %s", ior->name);  in nvkm_outp_route()
54 					ior->func->route.set(outp, ior);  in nvkm_outp_route()
55 				ior->arm.outp = ior->asy.outp;  in nvkm_outp_route()
62 nvkm_outp_xlat(struct nvkm_outp *outp, enum nvkm_ior_type *type)  in nvkm_outp_xlat()  argument
64 	switch (outp->info.location) {  in nvkm_outp_xlat()
66 		switch (outp->info.type) {  in nvkm_outp_xlat()
77 		switch (outp->info.type) {  in nvkm_outp_xlat()
92 nvkm_outp_release_or(struct nvkm_outp *outp, u8 user)  in nvkm_outp_release_or()  argument
94 	struct nvkm_ior *ior = outp->ior;  in nvkm_outp_release_or()
95 	OUTP_TRACE(outp, "release %02x &= %02x %p", outp->acquired, ~user, ior);  in nvkm_outp_release_or()
97 		outp->acquired &= ~user;  in nvkm_outp_release_or()
98 		if (!outp->acquired) {  in nvkm_outp_release_or()
99 			outp->ior->asy.outp = NULL;  in nvkm_outp_release_or()
100 			outp->ior = NULL;  in nvkm_outp_release_or()
106 nvkm_outp_acquire_ior(struct nvkm_outp *outp, u8 user, struct nvkm_ior *ior)  in nvkm_outp_acquire_ior()  argument
108 	outp->ior = ior;  in nvkm_outp_acquire_ior()
109 	outp->ior->asy.outp = outp;  in nvkm_outp_acquire_ior()
110 	outp->ior->asy.link = outp->info.sorconf.link;  in nvkm_outp_acquire_ior()
111 	outp->acquired |= user;  in nvkm_outp_acquire_ior()
116 nvkm_outp_acquire_hda(struct nvkm_outp *outp, enum nvkm_ior_type type,  in nvkm_outp_acquire_hda()  argument
122 	list_for_each_entry(ior, &outp->disp->iors, head) {  in nvkm_outp_acquire_hda()
124 		    !ior->asy.outp && ior->type == type && !ior->arm.outp &&  in nvkm_outp_acquire_hda()
125 		    (ior->func->route.set || ior->id == __ffs(outp->info.or)))  in nvkm_outp_acquire_hda()
126 			return nvkm_outp_acquire_ior(outp, user, ior);  in nvkm_outp_acquire_hda()
132 	list_for_each_entry(ior, &outp->disp->iors, head) {  in nvkm_outp_acquire_hda()
134 		    !ior->asy.outp && ior->type == type &&  in nvkm_outp_acquire_hda()
135 		    (ior->func->route.set || ior->id == __ffs(outp->info.or)))  in nvkm_outp_acquire_hda()
136 			return nvkm_outp_acquire_ior(outp, user, ior);  in nvkm_outp_acquire_hda()
143 nvkm_outp_acquire_or(struct nvkm_outp *outp, u8 user, bool hda)  in nvkm_outp_acquire_or()  argument
145 	struct nvkm_ior *ior = outp->ior;  in nvkm_outp_acquire_or()
149 	OUTP_TRACE(outp, "acquire %02x |= %02x %p", outp->acquired, user, ior);  in nvkm_outp_acquire_or()
151 		outp->acquired |= user;  in nvkm_outp_acquire_or()
156 	proto = nvkm_outp_xlat(outp, &type);  in nvkm_outp_acquire_or()
161 	if (outp->identity) {  in nvkm_outp_acquire_or()
162 		ior = nvkm_ior_find(outp->disp, SOR, ffs(outp->info.or) - 1);  in nvkm_outp_acquire_or()
165 		return nvkm_outp_acquire_ior(outp, user, ior);  in nvkm_outp_acquire_or()
171 	list_for_each_entry(ior, &outp->disp->iors, head) {  in nvkm_outp_acquire_or()
172 		if (!ior->identity && !ior->asy.outp && ior->arm.outp == outp) {  in nvkm_outp_acquire_or()
185 			return nvkm_outp_acquire_ior(outp, user, ior);  in nvkm_outp_acquire_or()
193 		if (!nvkm_outp_acquire_hda(outp, type, user, false))  in nvkm_outp_acquire_or()
197 		return nvkm_outp_acquire_hda(outp, type, user, true);  in nvkm_outp_acquire_or()
201 	if (!nvkm_outp_acquire_hda(outp, type, user, true))  in nvkm_outp_acquire_or()
207 	return nvkm_outp_acquire_hda(outp, type, user, false);  in nvkm_outp_acquire_or()
211 nvkm_outp_bl_set(struct nvkm_outp *outp, int level)  in nvkm_outp_bl_set()  argument
215 	ret = nvkm_outp_acquire_or(outp, NVKM_OUTP_PRIV, false);  in nvkm_outp_bl_set()
219 	if (outp->ior->func->bl)  in nvkm_outp_bl_set()
220 		ret = outp->ior->func->bl->set(outp->ior, level);  in nvkm_outp_bl_set()
224 	nvkm_outp_release_or(outp, NVKM_OUTP_PRIV);  in nvkm_outp_bl_set()
229 nvkm_outp_bl_get(struct nvkm_outp *outp)  in nvkm_outp_bl_get()  argument
233 	ret = nvkm_outp_acquire_or(outp, NVKM_OUTP_PRIV, false);  in nvkm_outp_bl_get()
237 	if (outp->ior->func->bl)  in nvkm_outp_bl_get()
238 		ret = outp->ior->func->bl->get(outp->ior);  in nvkm_outp_bl_get()
242 	nvkm_outp_release_or(outp, NVKM_OUTP_PRIV);  in nvkm_outp_bl_get()
247 nvkm_outp_detect(struct nvkm_outp *outp)  in nvkm_outp_detect()  argument
249 	struct nvkm_gpio *gpio = outp->disp->engine.subdev.device->gpio;  in nvkm_outp_detect()
252 	if (outp->conn->info.hpd != DCB_GPIO_UNUSED) {  in nvkm_outp_detect()
253 		ret = nvkm_gpio_get(gpio, 0, DCB_GPIO_UNUSED, outp->conn->info.hpd);  in nvkm_outp_detect()
264 		if (outp->info.type == DCB_OUTPUT_DP)  in nvkm_outp_detect()
272 nvkm_outp_release(struct nvkm_outp *outp)  in nvkm_outp_release()  argument
274 	nvkm_outp_release_or(outp, NVKM_OUTP_USER);  in nvkm_outp_release()
275 	nvkm_outp_route(outp->disp);  in nvkm_outp_release()
279 nvkm_outp_acquire(struct nvkm_outp *outp, bool hda)  in nvkm_outp_acquire()  argument
281 	int ret = nvkm_outp_acquire_or(outp, NVKM_OUTP_USER, hda);  in nvkm_outp_acquire()
286 	nvkm_outp_route(outp->disp);  in nvkm_outp_acquire()
291 nvkm_outp_inherit(struct nvkm_outp *outp)  in nvkm_outp_inherit()  argument
293 	struct nvkm_disp *disp = outp->disp;  in nvkm_outp_inherit()
300 	proto = nvkm_outp_xlat(outp, &type);  in nvkm_outp_inherit()
310 		id = ior->func->route.get(outp, &link);  in nvkm_outp_inherit()
312 			OUTP_DBG(outp, "no route");  in nvkm_outp_inherit()
317 		id   = ffs(outp->info.or) - 1;  in nvkm_outp_inherit()
318 		link = (ior->type == SOR) ? outp->info.sorconf.link : 0;  in nvkm_outp_inherit()
329 nvkm_outp_init(struct nvkm_outp *outp)  in nvkm_outp_init()  argument
336 	proto = nvkm_outp_xlat(outp, &type);  in nvkm_outp_init()
337 	ior = outp->func->inherit(outp);  in nvkm_outp_init()
344 		OUTP_DBG(outp, "no heads (%x %d %d)", ior->arm.head,  in nvkm_outp_init()
351 		if (ior->func->route.get && !ior->arm.head && outp->info.type == DCB_OUTPUT_DP)  in nvkm_outp_init()
352 			nvkm_dp_disable(outp, ior);  in nvkm_outp_init()
357 	OUTP_DBG(outp, "on %s link %x", ior->name, ior->arm.link);  in nvkm_outp_init()
358 	ior->arm.outp = outp;  in nvkm_outp_init()
364 	struct nvkm_outp *outp = *poutp;  in nvkm_outp_del()  local
365 	if (outp && !WARN_ON(!outp->func)) {  in nvkm_outp_del()
366 		if (outp->func->dtor)  in nvkm_outp_del()
367 			*poutp = outp->func->dtor(outp);  in nvkm_outp_del()
378 	struct nvkm_outp *outp;  in nvkm_outp_new_()  local
382 	if (!(outp = *poutp = kzalloc(sizeof(*outp), GFP_KERNEL)))  in nvkm_outp_new_()
385 	outp->func = func;  in nvkm_outp_new_()
386 	outp->disp = disp;  in nvkm_outp_new_()
387 	outp->index = index;  in nvkm_outp_new_()
388 	outp->info = *dcbE;  in nvkm_outp_new_()
390 		outp->i2c = nvkm_i2c_bus_find(i2c, dcbE->i2c_index);  in nvkm_outp_new_()
392 	OUTP_DBG(outp, "type %02x loc %d or %d link %d con %x "  in nvkm_outp_new_()
394 		 outp->info.type, outp->info.location, outp->info.or,  in nvkm_outp_new_()
395 		 outp->info.type >= 2 ? outp->info.sorconf.link : 0,  in nvkm_outp_new_()
396 		 outp->info.connector, outp->info.i2c_index,  in nvkm_outp_new_()
397 		 outp->info.bus, outp->info.heads);  in nvkm_outp_new_()
400 	proto = nvkm_outp_xlat(outp, &type);  in nvkm_outp_new_()