aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/fpga/fpga-region.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/fpga/fpga-region.c')
-rw-r--r--drivers/fpga/fpga-region.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/fpga/fpga-region.c b/drivers/fpga/fpga-region.c
index 3222fdbad75a..3b6b2f4182a1 100644
--- a/drivers/fpga/fpga-region.c
+++ b/drivers/fpga/fpga-region.c
@@ -245,7 +245,8 @@ static int fpga_region_program_fpga(struct fpga_region *region,
mgr = fpga_region_get_manager(region);
if (IS_ERR(mgr)) {
pr_err("failed to get fpga region manager\n");
- return PTR_ERR(mgr);
+ ret = PTR_ERR(mgr);
+ goto err_put_region;
}
ret = fpga_region_get_bridges(region, overlay);
@@ -281,6 +282,7 @@ err_put_br:
fpga_bridges_put(&region->bridge_list);
err_put_mgr:
fpga_mgr_put(mgr);
+err_put_region:
fpga_region_put(region);
return ret;
@@ -337,8 +339,9 @@ static int child_regions_with_firmware(struct device_node *overlay)
* The overlay must add either firmware-name or external-fpga-config property
* to the FPGA Region.
*
- * firmware-name : program the FPGA
- * external-fpga-config : FPGA is already programmed
+ * firmware-name : program the FPGA
+ * external-fpga-config : FPGA is already programmed
+ * encrypted-fpga-config : FPGA bitstream is encrypted
*
* The overlay can add other FPGA regions, but child FPGA regions cannot have a
* firmware-name property since those regions don't exist yet.
@@ -373,6 +376,9 @@ static int fpga_region_notify_pre_apply(struct fpga_region *region,
if (of_property_read_bool(nd->overlay, "external-fpga-config"))
info->flags |= FPGA_MGR_EXTERNAL_CONFIG;
+ if (of_property_read_bool(nd->overlay, "encrypted-fpga-config"))
+ info->flags |= FPGA_MGR_ENCRYPTED_BITSTREAM;
+
of_property_read_string(nd->overlay, "firmware-name", &firmware_name);
of_property_read_u32(nd->overlay, "region-unfreeze-timeout-us",
@@ -381,6 +387,9 @@ static int fpga_region_notify_pre_apply(struct fpga_region *region,
of_property_read_u32(nd->overlay, "region-freeze-timeout-us",
&info->disable_timeout_us);
+ of_property_read_u32(nd->overlay, "config-complete-timeout-us",
+ &info->config_complete_timeout_us);
+
/* If FPGA was externally programmed, don't specify firmware */
if ((info->flags & FPGA_MGR_EXTERNAL_CONFIG) && firmware_name) {
pr_err("error: specified firmware and external-fpga-config");