Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 40 insertions, 0 deletions

diff --git a/arch/arm/mach-ixp4xx/include/mach/npe.h b/arch/arm/mach-ixp4xx/include/mach/npe.h
new file mode 100644
index 000000000..3a980845e
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/include/mach/npe.h
@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __IXP4XX_NPE_H
+#define __IXP4XX_NPE_H
+
+#include <linux/kernel.h>
+
+extern const char *npe_names[];
+
+struct npe_regs {
+	u32 exec_addr, exec_data, exec_status_cmd, exec_count;
+	u32 action_points[4];
+	u32 watchpoint_fifo, watch_count;
+	u32 profile_count;
+	u32 messaging_status, messaging_control;
+	u32 mailbox_status, /*messaging_*/ in_out_fifo;
+};
+
+struct npe {
+	struct resource *mem_res;
+	struct npe_regs __iomem *regs;
+	u32 regs_phys;
+	int id;
+	int valid;
+};
+
+
+static inline const char *npe_name(struct npe *npe)
+{
+	return npe_names[npe->id];
+}
+
+int npe_running(struct npe *npe);
+int npe_send_message(struct npe *npe, const void *msg, const char *what);
+int npe_recv_message(struct npe *npe, void *msg, const char *what);
+int npe_send_recv_message(struct npe *npe, void *msg, const char *what);
+int npe_load_firmware(struct npe *npe, const char *name, struct device *dev);
+struct npe *npe_request(unsigned id);
+void npe_release(struct npe *npe);
+
+#endif /* __IXP4XX_NPE_H */