Changeset cccd60c3 in mainline for uspace/lib/drv

Timestamp:

2017-10-10T06:51:02Z (8 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

c46bfbc

Parents:

2bdf92a5

Message:

hw_res_enable_interrupt should allow enabling individual interrupts.

Location:

uspace/lib/drv

Files:

• generic/remote_hw_res.c (modified) (1 diff)
• include/ops/hw_res.h (modified) (1 diff)

uspace/lib/drv/generic/remote_hw_res.c

@@ -67 +67 @@
         hw_res_ops_t *hw_res_ops = (hw_res_ops_t *) ops;
         
-        if (hw_res_ops->enable_interrupt == NULL)
+        if (hw_res_ops->enable_interrupt == NULL) {
                 async_answer_0(callid, ENOTSUP);
-        else if (hw_res_ops->enable_interrupt(fun))
-                async_answer_0(callid, EOK);
-        else
-                async_answer_0(callid, EREFUSED);
+                return;
+        }
+        
+        const int irq = DEV_IPC_GET_ARG1(*call);
+        const int ret = hw_res_ops->enable_interrupt(fun, irq);
+        async_answer_0(callid, ret);
 }
 

uspace/lib/drv/include/ops/hw_res.h

@@ -44 +44 @@
 typedef struct {
         hw_resource_list_t *(*get_resource_list)(ddf_fun_t *);
-        bool (*enable_interrupt)(ddf_fun_t *);
+        int (*enable_interrupt)(ddf_fun_t *, int);
         int (*dma_channel_setup)(ddf_fun_t *, unsigned, uint32_t, uint32_t, uint8_t);
         int (*dma_channel_remain)(ddf_fun_t *, unsigned, size_t *);