summaryrefslogtreecommitdiffstats
path: root/drivers/s390/cio/qdio_debug.h
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /drivers/s390/cio/qdio_debug.h
parentInitial commit. (diff)
downloadlinux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz
linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/s390/cio/qdio_debug.h')
-rw-r--r--drivers/s390/cio/qdio_debug.h73
1 files changed, 73 insertions, 0 deletions
diff --git a/drivers/s390/cio/qdio_debug.h b/drivers/s390/cio/qdio_debug.h
new file mode 100644
index 000000000..0dfba085f
--- /dev/null
+++ b/drivers/s390/cio/qdio_debug.h
@@ -0,0 +1,73 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright IBM Corp. 2008
+ *
+ * Author: Jan Glauber (jang@linux.vnet.ibm.com)
+ */
+#ifndef QDIO_DEBUG_H
+#define QDIO_DEBUG_H
+
+#include <asm/debug.h>
+#include <asm/qdio.h>
+#include "qdio.h"
+
+/* that gives us 15 characters in the text event views */
+#define QDIO_DBF_LEN 32
+
+extern debug_info_t *qdio_dbf_setup;
+extern debug_info_t *qdio_dbf_error;
+
+#define DBF_ERR 3 /* error conditions */
+#define DBF_WARN 4 /* warning conditions */
+#define DBF_INFO 6 /* informational */
+
+#undef DBF_EVENT
+#undef DBF_ERROR
+#undef DBF_DEV_EVENT
+
+#define DBF_EVENT(text...) \
+ do { \
+ char debug_buffer[QDIO_DBF_LEN]; \
+ snprintf(debug_buffer, QDIO_DBF_LEN, text); \
+ debug_text_event(qdio_dbf_setup, DBF_ERR, debug_buffer); \
+ } while (0)
+
+static inline void DBF_HEX(void *addr, int len)
+{
+ debug_event(qdio_dbf_setup, DBF_ERR, addr, len);
+}
+
+#define DBF_ERROR(text...) \
+ do { \
+ char debug_buffer[QDIO_DBF_LEN]; \
+ snprintf(debug_buffer, QDIO_DBF_LEN, text); \
+ debug_text_event(qdio_dbf_error, DBF_ERR, debug_buffer); \
+ } while (0)
+
+static inline void DBF_ERROR_HEX(void *addr, int len)
+{
+ debug_event(qdio_dbf_error, DBF_ERR, addr, len);
+}
+
+#define DBF_DEV_EVENT(level, device, text...) \
+ do { \
+ char debug_buffer[QDIO_DBF_LEN]; \
+ if (debug_level_enabled(device->debug_area, level)) { \
+ snprintf(debug_buffer, QDIO_DBF_LEN, text); \
+ debug_text_event(device->debug_area, level, debug_buffer); \
+ } \
+ } while (0)
+
+static inline void DBF_DEV_HEX(struct qdio_irq *dev, void *addr,
+ int len, int level)
+{
+ debug_event(dev->debug_area, level, addr, len);
+}
+
+int qdio_allocate_dbf(struct qdio_irq *irq_ptr);
+void qdio_setup_debug_entries(struct qdio_irq *irq_ptr);
+void qdio_shutdown_debug_entries(struct qdio_irq *irq_ptr);
+int qdio_debug_init(void);
+void qdio_debug_exit(void);
+
+#endif