Cross Reference: /illumos-gate/usr/src/uts/common/io/srn.c

Lines Matching refs:srn
29  * srn	Provide apm-like interfaces to Xorg
55 #include <sys/srn.h>
70  * The soft state of the srn driver.  Since there will only be
82 } srn = { NULL, -1};
140 	"srn driver",
177 		if (srn.srn_instance != -1)	/* Only allow one instance */
179 		srn.srn_instance = ddi_get_instance(dip);
180 		if (ddi_create_minor_node(dip, "srn", S_IFCHR,
181 		    (srn.srn_instance << 8) + 0, DDI_PSEUDO, 0)
185 		srn.srn_dip = dip;	/* srn_init and getinfo depend on it */
190 		srn.srn_instance = ddi_get_instance(dip);
226 		srn.srn_instance = -1;
282 		if (srn.srn_instance == -1)
284 		*result = srn.srn_dip;
310 		if (!srn.srn_clones[clone])
317 	srn.srn_cred[clone] = cr;
320 	srn.srn_type[clone] = SRN_TYPE_APM;
323 	*devp = makedevice(getmajor(*devp), (srn.srn_instance << 8) +
325 	srn.srn_clones[clone] = 1;
326 	srn.srn_cred[clone] = cr;
329 	PMD(PMD_SX, ("srn open OK\n"))
346 	crfree(srn.srn_cred[clone]);
347 	srn.srn_cred[clone] = 0;
349 	srn.srn_fault[clone] = 0;
350 	if (srn.srn_pending[clone].ae_type || srn.srn_delivered[clone]) {
351 		srn.srn_pending[clone].ae_type = 0;
352 		srn.srn_delivered[clone] = 0;
355 	switch (srn.srn_type[clone]) {
368 	srn.srn_clones[clone] = 0;
391 	if (!srn_perms(SU | SG, srn.srn_cred[clone])) {
398 		if (!srn.srn_clones[clone]) {
403 		if (srn.srn_pending[clone].ae_type) {
408 		if (srn.srn_type[clone] == SRN_TYPE_AUTOSX) {
413 		ASSERT(srn.srn_type[clone] == SRN_TYPE_APM);
414 		srn.srn_type[clone] = SRN_TYPE_AUTOSX;
415 		srn.srn_fault[clone] = 0;
432 		if (srn.srn_fault[clone]) {
435 			srn.srn_fault[clone] = 0;
444 		ASSERT(srn.srn_pending[clone].ae_type);
445 		if (ddi_copyout(&srn.srn_pending[clone], (void *)arg,
452 		if (srn.srn_type[clone] == SRN_TYPE_APM)
453 			srn.srn_delivered[clone] =
454 			    srn.srn_pending[clone].ae_type;
456 		    clone, srn.srn_pending[clone].ae_type))
464 		if (srn.srn_fault[clone]) {
467 			srn.srn_fault[clone] = 0;
470 		if (srn.srn_delivered[clone] != SRN_SUSPEND_REQ) {
475 		srn.srn_delivered[clone] = 0;
476 		srn.srn_pending[clone].ae_type = 0;
486 		if (srn.srn_fault[clone]) {
489 			srn.srn_fault[clone] = 0;
492 		if (srn.srn_delivered[clone] != SRN_NORMAL_RESUME) {
497 		srn.srn_delivered[clone] = 0;
498 		srn.srn_pending[clone].ae_type = 0;
511  * A very simple handshake with the srn driver,
545 		if (srn.srn_type[clone] == type) {
547 			if (type == SRN_TYPE_APM && !srn.srn_fault[clone]) {
548 				ASSERT(srn.srn_pending[clone].ae_type == 0);
550 				ASSERT(srn.srn_delivered[clone] == 0);
553 			srn.srn_pending[clone].ae_type = event;
575 		if (srn.srn_clones[clone] == 0 ||
576 		    srn.srn_type[clone] != SRN_TYPE_APM)
578 		if (srn.srn_pending[clone].ae_type && !srn.srn_fault[clone]) {
592 				srn.srn_fault[clone] = 1;