Changeset 3869c596 in mainline for uspace/lib/drv

Timestamp:

2012-08-30T18:15:10Z (13 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

57b28f9

Parents:

f3fb83a

Message:

isa dma: Use size_t to transfer remaining buffer size.

Be more careful with dma size bit magic.

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

@@ -130 +130 @@
         }
         const unsigned channel = DEV_IPC_GET_ARG1(*call);
-        uint16_t remain = 0;
+        size_t remain = 0;
         const int ret = hw_res_ops->dma_channel_remain(fun, channel, &remain);
         async_answer_1(callid, ret, remain);

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

@@ -45 +45 @@
         bool (*enable_interrupt)(ddf_fun_t *);
         int (*dma_channel_setup)(ddf_fun_t *, unsigned, uint32_t, uint16_t, uint8_t);
-        int (*dma_channel_remain)(ddf_fun_t *, unsigned, uint16_t *);
+        int (*dma_channel_remain)(ddf_fun_t *, unsigned, size_t *);
 } hw_res_ops_t;