Changes in uspace/drv/bus/usb/ehci/main.c [2ef8023:7de1988c] in mainline

File:

• uspace/drv/bus/usb/ehci/main.c (modified) (2 diffs)

uspace/drv/bus/usb/ehci/main.c

@@ -33 +33 @@
  * Main routines of EHCI driver.
  */
+
 #include <ddf/driver.h>
 #include <ddf/interrupt.h>
 #include <device/hw_res.h>
 #include <errno.h>
+#include <stdbool.h>
 #include <str_error.h>
 
 #include <usb_iface.h>
+#include <usb/ddfiface.h>
 #include <usb/debug.h>
-#include <usb/host/ddf_helpers.h>
+#include <usb/host/hcd.h>
 
 #include "res.h"
-#include "hc.h"
 
 #define NAME "ehci"
-// TODO: This should be merged to hc_interrupt
-static void ehci_interrupt(hcd_t *hcd, uint32_t status)
-{
-        assert(hcd);
-        if (hcd->driver.data)
-                hc_interrupt(hcd->driver.data, status);
-}
-
-static int ehci_driver_init(hcd_t *hcd, const hw_res_list_parsed_t *res, bool irq)
-{
-        assert(hcd);
-        assert(hcd->driver.data == NULL);
-
-        hc_t *instance = malloc(sizeof(hc_t));
-        if (!instance)
-                return ENOMEM;
-
-        const int ret =  hc_init(instance, res, irq);
-        if (ret == EOK)
-                hcd_set_implementation(hcd, instance, hc_schedule,
-                    NULL, NULL, ehci_interrupt);
-        return ret;
-}
-
-static void ehci_driver_fini(hcd_t *hcd)
-{
-        assert(hcd);
-        if (hcd->driver.data)
-                hc_fini(hcd->driver.data);
-
-        free(hcd->driver.data);
-        hcd_set_implementation(hcd, NULL, NULL, NULL, NULL, NULL);
-}
 
 static int ehci_dev_add(ddf_dev_t *device);
 
-static const driver_ops_t ehci_driver_ops = {
+static driver_ops_t ehci_driver_ops = {
         .dev_add = ehci_dev_add,
 };
 
-static const driver_t ehci_driver = {
+static driver_t ehci_driver = {
         .name = NAME,
         .driver_ops = &ehci_driver_ops
+};
+static ddf_dev_ops_t hc_ops = {
+        .interfaces[USBHC_DEV_IFACE] = &hcd_iface,
 };
 
@@ -100 +72 @@
 static int ehci_dev_add(ddf_dev_t *device)
 {
-        usb_log_debug("ehci_dev_add() called\n");
+        ddf_fun_t *hc_fun = NULL;
+        bool fun_bound = false;
+
         assert(device);
 
-        const int ret = ddf_hcd_device_setup_all(device, USB_SPEED_HIGH,
-            BANDWIDTH_AVAILABLE_USB20, bandwidth_count_usb11,
-            ddf_hcd_gen_irq_handler, hc_gen_irq_code,
-            ehci_driver_init, ehci_driver_fini);
-        if (ret != EOK) {
-                usb_log_error("Failed to initialize EHCI driver: %s.\n",
-                    str_error(ret));
+        addr_range_t reg_range;
+        int irq = 0;
+
+        int rc = get_my_registers(device, &reg_range, &irq);
+        if (rc != EOK) {
+                usb_log_error("Failed to get memory addresses for %" PRIun
+                    ": %s.\n", ddf_dev_get_handle(device), str_error(rc));
+                goto error;
         }
-        usb_log_info("Controlling new EHCI device '%s'.\n",
-            ddf_dev_get_name(device));
+
+        usb_log_info("Memory mapped regs at %p (size %zu), IRQ %d.\n",
+            RNGABSPTR(reg_range), RNGSZ(reg_range), irq);
+
+        rc = disable_legacy(device, &reg_range);
+        if (rc != EOK) {
+                usb_log_error("Failed to disable legacy USB: %s.\n",
+                    str_error(rc));
+                goto error;
+        }
+
+        hc_fun = ddf_fun_create(device, fun_exposed, "ehci_hc");
+        if (hc_fun == NULL) {
+                usb_log_error("Failed to create EHCI function.\n");
+                rc = ENOMEM;
+                goto error;
+        }
+
+        hcd_t *ehci_hc = ddf_fun_data_alloc(hc_fun, sizeof(hcd_t));
+        if (ehci_hc == NULL) {
+                usb_log_error("Failed to alloc generic HC driver.\n");
+                rc = ENOMEM;
+                goto error;
+        }
+
+        /* High Speed, no bandwidth */
+        hcd_init(ehci_hc, USB_SPEED_HIGH, 0, NULL);
+        ddf_fun_set_ops(hc_fun,  &hc_ops);
+
+        rc = ddf_fun_bind(hc_fun);
+        if (rc != EOK) {
+                usb_log_error("Failed to bind EHCI function: %s.\n",
+                    str_error(rc));
+                goto error;
+        }
+
+        fun_bound = true;
+
+        rc = ddf_fun_add_to_category(hc_fun, USB_HC_CATEGORY);
+        if (rc != EOK) {
+                usb_log_error("Failed to add EHCI to HC class: %s.\n",
+                    str_error(rc));
+                goto error;
+        }
+
+        usb_log_info("Controlling new EHCI device `%s' (handle %" PRIun ").\n",
+            ddf_dev_get_name(device), ddf_dev_get_handle(device));
 
         return EOK;
+error:
+        if (fun_bound)
+                ddf_fun_unbind(hc_fun);
+        if (hc_fun != NULL)
+                ddf_fun_destroy(hc_fun);
+        return rc;
 }