waterDataStatistics alarmDataOperation.c 朱涛 commit at 2021-02-03

waterDataStatistics/databaseOperation/alarmDataOperation.c

@@ -2729,3 +2729,117 @@ static int __init _register_link(struct omap_hwmod_ocp_if *oi)
  * Allocate a large block of struct omap_hwmod_link records.  This
  * improves boot time significantly by avoiding the need to allocate
  * individual records one by one.  If the number of records to
+ * allocate in the block hasn't been manually specified, this function
+ * will count the number of struct omap_hwmod_ocp_if records in @ois
+ * and use that to determine the allocation size.  For SoC families
+ * that require multiple list registrations, such as OMAP3xxx, this
+ * estimation process isn't optimal, so manual estimation is advised
+ * in those cases.  Returns -EEXIST if the allocation has already occurred
+ * or 0 upon success.
+ */
+static int __init _alloc_linkspace(struct omap_hwmod_ocp_if **ois)
+{
+	unsigned int i = 0;
+	unsigned int sz;
+
+	if (linkspace) {
+		WARN(1, "linkspace already allocated\n");
+		return -EEXIST;
+	}
+
+	if (max_ls == 0)
+		while (ois[i++])
+			max_ls += LINKS_PER_OCP_IF;
+
+	sz = sizeof(struct omap_hwmod_link) * max_ls;
+
+	pr_debug("omap_hwmod: %s: allocating %d byte linkspace (%d links)\n",
+		 __func__, sz, max_ls);
+
+	linkspace = alloc_bootmem(sz);
+
+	memset(linkspace, 0, sz);
+
+	return 0;
+}
+
+/* Static functions intended only for use in soc_ops field function pointers */
+
+/**
+ * _omap2xxx_wait_target_ready - wait for a module to leave slave idle
+ * @oh: struct omap_hwmod *
+ *
+ * Wait for a module @oh to leave slave idle.  Returns 0 if the module
+ * does not have an IDLEST bit or if the module successfully leaves
+ * slave idle; otherwise, pass along the return value of the
+ * appropriate *_cm*_wait_module_ready() function.
+ */
+static int _omap2xxx_wait_target_ready(struct omap_hwmod *oh)
+{
+	if (!oh)
+		return -EINVAL;
+
+	if (oh->flags & HWMOD_NO_IDLEST)
+		return 0;
+
+	if (!_find_mpu_rt_port(oh))
+		return 0;
+
+	/* XXX check module SIDLEMODE, hardreset status, enabled clocks */
+
+	return omap2xxx_cm_wait_module_ready(oh->prcm.omap2.module_offs,
+					     oh->prcm.omap2.idlest_reg_id,
+					     oh->prcm.omap2.idlest_idle_bit);
+}
+
+/**
+ * _omap3xxx_wait_target_ready - wait for a module to leave slave idle
+ * @oh: struct omap_hwmod *
+ *
+ * Wait for a module @oh to leave slave idle.  Returns 0 if the module
+ * does not have an IDLEST bit or if the module successfully leaves
+ * slave idle; otherwise, pass along the return value of the
+ * appropriate *_cm*_wait_module_ready() function.
+ */
+static int _omap3xxx_wait_target_ready(struct omap_hwmod *oh)
+{
+	if (!oh)
+		return -EINVAL;
+
+	if (oh->flags & HWMOD_NO_IDLEST)
+		return 0;
+
+	if (!_find_mpu_rt_port(oh))
+		return 0;
+
+	/* XXX check module SIDLEMODE, hardreset status, enabled clocks */
+
+	return omap3xxx_cm_wait_module_ready(oh->prcm.omap2.module_offs,
+					     oh->prcm.omap2.idlest_reg_id,
+					     oh->prcm.omap2.idlest_idle_bit);
+}
+
+/**
+ * _omap4_wait_target_ready - wait for a module to leave slave idle
+ * @oh: struct omap_hwmod *
+ *
+ * Wait for a module @oh to leave slave idle.  Returns 0 if the module
+ * does not have an IDLEST bit or if the module successfully leaves
+ * slave idle; otherwise, pass along the return value of the
+ * appropriate *_cm*_wait_module_ready() function.
+ */
+static int _omap4_wait_target_ready(struct omap_hwmod *oh)
+{
+	if (!oh)
+		return -EINVAL;
+
+	if (oh->flags & HWMOD_NO_IDLEST || !oh->clkdm)
+		return 0;
+
+	if (!_find_mpu_rt_port(oh))
+		return 0;
+
+	/* XXX check module SIDLEMODE, hardreset status */
+
+	return omap4_cminst_wait_module_ready(oh->clkdm->prcm_partition,
+					      oh->clkdm->cm_inst,