Add basic change for v1453
Change-Id: I9497a61bbc3717f66413794a4e7dee0347c0bc33
diff --git a/mbtk/liblynq_lib_rilv2/lynq_irq.c b/mbtk/liblynq_lib_rilv2/lynq_irq.c
new file mode 100755
index 0000000..4e42e07
--- /dev/null
+++ b/mbtk/liblynq_lib_rilv2/lynq_irq.c
@@ -0,0 +1,475 @@
+#include "lynq-irq.h"
+#include "mbtk_type.h"
+#include "mbtk_info_api.h"
+#include "mbtk_log.h"
+
+
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <pthread.h>
+
+// #define _GNU_SOURCE
+
+#include <errno.h>
+#include <fcntl.h>
+#include <limits.h>
+#include <poll.h>
+
+#include <sys/ioctl.h>
+#include <sys/stat.h>
+#include <sys/sysmacros.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+
+struct libirq_info {
+ unsigned int line;
+ unsigned int type;
+ int wake;
+ int fd;
+ irq_handler handler;
+ unsigned int used;
+};
+
+struct libirq_context {
+ unsigned int inited;
+ int fd;
+ pthread_t th;
+ struct libirq_info info[SC_LIBIRQ_MAX];
+};
+static struct libirq_context irq_ctx = {0};
+
+#define irq_init() irq_ctx.inited
+#define line_used(l) irq_ctx.info[l].used
+#define irq_fd(l) irq_ctx.info[l].fd
+#define libirq_fd() irq_ctx.fd
+
+static void *libirq_loop(void *arg)
+{
+ unsigned int int_status = 0;
+ int fd = libirq_fd();
+ int ret = 0;
+ int i;
+
+ while(1) {
+ ret = ioctl(fd, SC_IRQ_GET_STATUS, &int_status);
+ if (ret < 0) {
+ LOGE("libirq_loop get status failed:%d", ret);
+ } else {
+/* printf("libirq_loop get status :0x%x\n", int_status); */
+ }
+
+ for (i=0; i<SC_LIBIRQ_MAX; i++) {
+ if ((int_status & (1<<i)) && line_used(i) && irq_ctx.info[i].handler) {
+ irq_ctx.info[i].handler();
+
+ ret = ioctl(fd, SC_IRQ_CLEAR_STATUS, 0);
+ if (ret < 0) {
+ LOGE("libirq_loop clear status failed:%d", ret);
+ }
+ }
+ }
+ }
+
+ return NULL;
+}
+
+static int libirq_init_thread(void)
+{
+ int ret = 0;
+ pthread_attr_t attribute;
+
+ pthread_attr_init(&attribute);
+ pthread_attr_setstacksize(&attribute, 32*1024);
+
+ ret = pthread_create(&irq_ctx.th, &attribute, libirq_loop, NULL);
+ if(ret) {
+ return ret;
+ }
+
+ return 0;
+}
+
+/*
+ * Add a handler for an interrupt line.
+ *
+ * line : The interrupt line
+ * handler : Function to be called when the IRQ occurs.
+ * trig_type : rising edge or fallling edge
+ *
+ * return 0 if succeed, others failed
+ */
+int sc_irq_install(unsigned int line, irq_handler handler, int trig_type)
+{
+ int fd;
+ struct libirq_info *info;
+ char *usr_name;
+ int ret = 0;
+
+ if ((line >= SC_LIBIRQ_MAX) || (handler == NULL) || (trig_type >= SC_LIBIRQ_TYPE_MAX))
+ return -EINVAL;
+
+ if (line_used(line))
+ return -EEXIST;
+
+ ret = asprintf(&usr_name, "%s%d", SC_IRQ_DEV, line);
+ if (ret < 0) {
+ return -ENOMEM;
+ }
+
+ fd = open(usr_name, O_RDWR);
+ if(fd < 0) {
+ free(usr_name);
+ return -ENODEV;
+ }
+ irq_fd(line) = fd;
+ free(usr_name);
+ info = &irq_ctx.info[line];
+ info->line = line;
+ info->type = trig_type;
+ info->handler = handler;
+
+ if (ioctl(fd, SC_IRQ_INSTALL, trig_type) < 0) {
+ return -EPERM;
+ }
+
+ line_used(line) = 1;
+
+ if (!irq_init()) {
+ ret = libirq_init_thread();
+ if (ret) {
+ LOGE("libirq_init_thread, err:%d", ret);
+ return ret;
+ }
+
+ libirq_fd() = fd;
+ irq_init() = 1;
+ }
+
+ return 0;
+}
+
+/*
+ * free an interrupt allocated with sc_irq_install.
+ *
+ * line : The interrupt line
+ *
+ * return 0 if succeed, others failed
+ */
+int sc_irq_uninstall(unsigned int line)
+{
+ int fd;
+
+ if (line >= SC_LIBIRQ_MAX)
+ return -EINVAL;
+
+ if (!line_used(line))
+ return -ENODEV;
+
+ if (ioctl(irq_fd(line), SC_IRQ_UNINSTALL, 0) < 0) {
+ return -EPERM;
+ }
+
+ fd = libirq_fd();
+ if (fd)
+ close(fd);
+
+ line_used(line) = 0;
+
+ return 0;
+}
+
+/*
+ * set the irq trigger type for an irq.
+ *
+ * line : The interrupt line
+ * trig_type : edge or level type
+ *
+ * return 0 if succeed, others failed
+ */
+int sc_irq_set_type(unsigned int line, int trig_type)
+{
+ struct libirq_info *info;
+
+ if ((line >= SC_LIBIRQ_MAX) || (trig_type >= SC_LIBIRQ_TYPE_MAX))
+ return -EINVAL;
+
+ if (!line_used(line))
+ return -EEXIST;
+
+ info = &irq_ctx.info[line];
+ //if (info->type != trig_type) {
+ if (ioctl(irq_fd(line), SC_IRQ_SET_TYPE, trig_type) < 0) {
+ return -EPERM;
+ }
+ //}
+
+ info->type = trig_type;
+
+ return 0;
+}
+
+/*
+ * get the irq trigger type for an irq.
+ *
+ * line : The interrupt line
+ * trig_type : edge or level type
+ *
+ * return 0 if succeed, others failed
+ */
+int sc_irq_get_type(unsigned int line, int *trig_type)
+{
+ struct libirq_info *info;
+
+ if ((line >= SC_LIBIRQ_MAX) || !trig_type)
+ return -EINVAL;
+
+ if (!line_used(line))
+ return -EEXIST;
+
+ info = &irq_ctx.info[line];
+ *trig_type = info->type;
+
+ return 0;
+}
+
+/*
+ * control irq power management wakeup.
+ *
+ * line : The interrupt line
+ * en : enable/disable power management wakeup
+ *
+ * return 0 if succeed, others failed
+ */
+int sc_irq_set_wake(unsigned int line, int en)
+{
+ struct libirq_info *info;
+
+ if (line >= SC_LIBIRQ_MAX)
+ return -EINVAL;
+
+ if (!line_used(line))
+ return -EEXIST;
+
+ info = &irq_ctx.info[line];
+ if (info->wake != en) {
+ if (ioctl(irq_fd(line), SC_IRQ_SET_WAKE, en) < 0) {
+ return -EPERM;
+ }
+ }
+
+ info->wake = en;
+
+ return 0;
+}
+
+/*
+ * get the irq awake status for an irq.
+ *
+ * line : The interrupt line
+ * en : enable/disable power management wakeup
+ *
+ * return 0 if succeed, others failed
+ */
+int sc_irq_get_wake(unsigned int line, int *en)
+{
+ struct libirq_info *info;
+ unsigned int wake;
+
+ if (line >= SC_LIBIRQ_MAX)
+ return -EINVAL;
+
+ if (!line_used(line))
+ return -EEXIST;
+
+ if (ioctl(irq_fd(line), SC_IRQ_GET_WAKE, &wake) < 0) {
+ return -EPERM;
+ }
+
+ info = &irq_ctx.info[line];
+ info->wake = wake;
+ *en = wake;
+
+ return 0;
+}
+
+
+
+
+/*****************************************
+* @brief:lynq_irq_install
+* @param count [IN]:2
+* @param sum [OUT]:NA
+* @return :success 0, failed other
+* @todo:NA
+* @see:NA
+* @warning:NA
+******************************************/
+
+int lynq_irq_install(int line, irq_handler irq_test_handler, trig_type_e trig_type)
+{
+ int ret;
+
+ if (trig_type != 0 && trig_type != 1)
+ {
+ LOGE("lynq_irq_install error trig_type:%d", trig_type);
+ return -1;
+ }
+
+ line = line-117;
+ if (line < 0)
+ {
+ LOGE("lynq_irq_install error line:%d", line);
+ return -1;
+ }
+
+ ret = sc_irq_install(line, irq_test_handler, trig_type);
+ if (ret != 0)
+ {
+ LOGE("do_install_irq failed, ret:%d", ret);
+ return ret;
+ }
+ return 0;
+}
+
+
+/*****************************************
+* @brief:lynq_irq_uninstall
+* @param count [IN]:2
+* @param sum [OUT]:NA
+* @return :success 0, failed other
+* @todo:NA
+* @see:NA
+* @warning:NA
+******************************************/
+
+int lynq_irq_uninstall(int line)
+{
+ int ret;
+
+ line = line-117;
+ ret = sc_irq_uninstall(line);
+ if (ret != 0)
+ {
+ LOGE("unistall failed, ret:%d", ret);
+ return ret;
+ }
+ LOGI("uninstall irq(%d) ok", line);
+ return 0;
+}
+
+
+/*****************************************
+* @brief:lynq_irq_set_type
+* @param count [IN]:2
+* @param sum [OUT]:NA
+* @return :success 0, failed other
+* @todo:NA
+* @see:NA
+* @warning:NA
+******************************************/
+int lynq_irq_set_type(int line, int trig_type)
+{
+ int ret;
+
+ if (trig_type != 0 && trig_type != 1)
+ {
+ LOGE("lynq_irq_set_type error trig_type:%d", trig_type);
+ return -1;
+ }
+
+ line = line-117;
+ ret = sc_irq_set_type(line, trig_type);
+ if (ret != 0)
+ {
+ LOGE("set_type failed, ret:%d", ret);
+ return ret;
+ }
+ return 0;
+
+}
+
+/*****************************************
+* @brief:lynq_irq_get_type
+* @param count [IN]:1
+* @param sum [OUT]:NA
+* @return :success >= 0, failed other
+* @todo:NA
+* @see:NA
+* @warning:NA
+******************************************/
+int lynq_irq_get_type(int line)
+{
+ int ret;
+ int trig_type;
+
+ line = line-117;
+ ret = sc_irq_get_type(line, &trig_type);
+ if (ret != 0)
+ {
+ LOGE("get_type failed, ret:%d", ret);
+ return ret;
+ }
+ LOGI("get_type readback(%d)", trig_type);
+ return trig_type;
+}
+
+
+/*****************************************
+* @brief:lynq_irq_set_wake
+* @param count [IN]:2
+* @param sum [OUT]:NA
+* @return :success 0, failed other
+* @todo:NA
+* @see:NA
+* @warning:NA
+******************************************/
+int lynq_irq_set_wake(int line, int en)
+{
+ int ret;
+
+ if((en != 0) && (en != 1))
+ {
+ LOGE("wake_state is not 0 or 1");
+ return -1;
+ }
+
+ line = line-117;
+ ret = sc_irq_set_wake(line, en);
+ if (ret != 0)
+ {
+ LOGE("set_wake failed, ret:%d", ret);
+ return ret;
+ }
+ return 0;
+}
+
+/*****************************************
+* @brief:lynq_irq_get_wake
+* @param count [IN]:1
+* @param sum [OUT]:NA
+* @return :success >= 0, failed other
+* @todo:NA
+* @see:NA
+* @warning:NA
+******************************************/
+int lynq_irq_get_wake(int line)
+{
+ int ret;
+ int en;
+
+ line = line-117;
+ ret = sc_irq_get_wake(line, &en);
+ if (ret != 0)
+ {
+ LOGE("get_wake failed, ret:%d", ret);
+ return ret;
+ }
+ LOGI("get_wake readback(%d)", en);
+ return en;
+}
+
+
+