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authorTom Rini <trini@konsulko.com>2021-04-24 19:39:14 -0400
committerTom Rini <trini@konsulko.com>2021-04-24 19:39:14 -0400
commit4dda435131251a94b29afd52f010cf1ec5a7ceb2 (patch)
tree16bda495e53e1e5d6afc58077f2ec8e6ca670d1c /arch/mips/mach-octeon/include/mach/cvmx-helper-loop.h
parente1333435afbf0c6290b1d16bb446b57807f75502 (diff)
parentb1d9554e058e5e8510a9d22183ae8321290ee87b (diff)
Merge tag 'mips-pull-2021-04-24' of https://source.denx.de/u-boot/custodians/u-boot-mips
- MIPS: octeon: fix minor bugs of initial merge - MIPS: octeon: add support for QLM and PCI-E controller - MIPS: octeon: add support for AHCI and SATA - MIPS: octeon: add E1000 ethernet support - MIPS: octeon: add Octeon III NIC23 board - ata/scsi: add support for Big Endian platforms
Diffstat (limited to 'arch/mips/mach-octeon/include/mach/cvmx-helper-loop.h')
-rw-r--r--arch/mips/mach-octeon/include/mach/cvmx-helper-loop.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/mips/mach-octeon/include/mach/cvmx-helper-loop.h b/arch/mips/mach-octeon/include/mach/cvmx-helper-loop.h
new file mode 100644
index 00000000000..defd95551a9
--- /dev/null
+++ b/arch/mips/mach-octeon/include/mach/cvmx-helper-loop.h
@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2020 Marvell International Ltd.
+ *
+ * Functions for LOOP initialization, configuration,
+ * and monitoring.
+ */
+
+#ifndef __CVMX_HELPER_LOOP_H__
+#define __CVMX_HELPER_LOOP_H__
+
+/**
+ * @INTERNAL
+ * Probe a LOOP interface and determine the number of ports
+ * connected to it. The LOOP interface should still be down after
+ * this call.
+ *
+ * @param xiface Interface to probe
+ *
+ * @return Number of ports on the interface. Zero to disable.
+ */
+int __cvmx_helper_loop_probe(int xiface);
+int __cvmx_helper_loop_enumerate(int xiface);
+
+/**
+ * @INTERNAL
+ * Bringup and enable a LOOP interface. After this call packet
+ * I/O should be fully functional. This is called with IPD
+ * enabled but PKO disabled.
+ *
+ * @param xiface Interface to bring up
+ *
+ * @return Zero on success, negative on failure
+ */
+int __cvmx_helper_loop_enable(int xiface);
+
+#endif