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path: root/drivers/fpga/xilinx.c
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Diffstat (limited to 'drivers/fpga/xilinx.c')
-rw-r--r--drivers/fpga/xilinx.c22
1 files changed, 18 insertions, 4 deletions
diff --git a/drivers/fpga/xilinx.c b/drivers/fpga/xilinx.c
index adb4b8c..c765a74 100644
--- a/drivers/fpga/xilinx.c
+++ b/drivers/fpga/xilinx.c
@@ -139,6 +139,11 @@ int xilinx_load(xilinx_desc *desc, const void *buf, size_t bsize,
return FPGA_FAIL;
}
+ if (!desc->operations || !desc->operations->load) {
+ printf("%s: Missing load operation\n", __func__);
+ return FPGA_FAIL;
+ }
+
return desc->operations->load(desc, buf, bsize, bstype);
}
@@ -151,8 +156,10 @@ int xilinx_loadfs(xilinx_desc *desc, const void *buf, size_t bsize,
return FPGA_FAIL;
}
- if (!desc->operations->loadfs)
+ if (!desc->operations || !desc->operations->loadfs) {
+ printf("%s: Missing loadfs operation\n", __func__);
return FPGA_FAIL;
+ }
return desc->operations->loadfs(desc, buf, bsize, fpga_fsinfo);
}
@@ -165,6 +172,11 @@ int xilinx_dump(xilinx_desc *desc, const void *buf, size_t bsize)
return FPGA_FAIL;
}
+ if (!desc->operations || !desc->operations->dump) {
+ printf("%s: Missing dump operation\n", __func__);
+ return FPGA_FAIL;
+ }
+
return desc->operations->dump(desc, buf, bsize);
}
@@ -226,12 +238,14 @@ int xilinx_info(xilinx_desc *desc)
if (desc->name)
printf("Device name: \t%s\n", desc->name);
- if (desc->iface_fns) {
+ if (desc->iface_fns)
printf ("Device Function Table @ 0x%p\n", desc->iface_fns);
- desc->operations->info(desc);
- } else
+ else
printf ("No Device Function Table.\n");
+ if (desc->operations && desc->operations->info)
+ desc->operations->info(desc);
+
ret_val = FPGA_SUCCESS;
} else {
printf ("%s: Invalid device descriptor\n", __FUNCTION__);