Merge tag 'kvm-x86-mmu-6.4-2' of https://github.com/kvm-x86/linux into HEAD

[linux-block.git] / drivers / fpga / zynqmp-fpga.c

diff --git a/drivers/fpga/zynqmp-fpga.c b/drivers/fpga/zynqmp-fpga.c
index c60f20949c470eb6ab49d194397e24fef9577a62..f3434e2c487bf223579dee125729b1d470eb1457 100644 (file)
--- a/drivers/fpga/zynqmp-fpga.c
+++ b/drivers/fpga/zynqmp-fpga.c
@@ -77,6 +77,26 @@ static enum fpga_mgr_states zynqmp_fpga_ops_state(struct fpga_manager *mgr)
        return FPGA_MGR_STATE_UNKNOWN;
 }
 
+static ssize_t status_show(struct device *dev,
+                          struct device_attribute *attr, char *buf)
+{
+       u32 status;
+       int ret;
+
+       ret = zynqmp_pm_fpga_get_config_status(&status);
+       if (ret)
+               return ret;
+
+       return sysfs_emit(buf, "0x%x\n", status);
+}
+static DEVICE_ATTR_RO(status);
+
+static struct attribute *zynqmp_fpga_attrs[] = {
+       &dev_attr_status.attr,
+       NULL,
+};
+ATTRIBUTE_GROUPS(zynqmp_fpga);
+
 static const struct fpga_manager_ops zynqmp_fpga_ops = {
        .state = zynqmp_fpga_ops_state,
        .write_init = zynqmp_fpga_ops_write_init,
@@ -113,6 +133,7 @@ static struct platform_driver zynqmp_fpga_driver = {
        .driver = {
                .name = "zynqmp_fpga_manager",
                .of_match_table = of_match_ptr(zynqmp_fpga_of_match),
+               .dev_groups = zynqmp_fpga_groups,
        },
 };