#include "resource.h"
#include "dsc.h"
#include "dc_link_dp.h"
+#include "dc/dc_dmub_srv.h"
struct dmub_debugfs_trace_header {
uint32_t entry_count;
return 0;
}
+/*
+ * Set dmcub trace event IRQ enable or disable.
+ * Usage to enable dmcub trace event IRQ: echo 1 > /sys/kernel/debug/dri/0/amdgpu_dm_dmcub_trace_event_en
+ * Usage to disable dmcub trace event IRQ: echo 0 > /sys/kernel/debug/dri/0/amdgpu_dm_dmcub_trace_event_en
+ */
+static int dmcub_trace_event_state_set(void *data, u64 val)
+{
+ struct amdgpu_device *adev = data;
+
+ if (val == 1 || val == 0) {
+ dc_dmub_trace_event_control(adev->dm.dc, val);
+ adev->dm.dmcub_trace_event_en = (bool)val;
+ } else
+ return 0;
+
+ return 0;
+}
+
+/*
+ * The interface doesn't need get function, so it will return the
+ * value of zero
+ * Usage: cat /sys/kernel/debug/dri/0/amdgpu_dm_dmcub_trace_event_en
+ */
+static int dmcub_trace_event_state_get(void *data, u64 *val)
+{
+ struct amdgpu_device *adev = data;
+
+ *val = adev->dm.dmcub_trace_event_en;
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(dmcub_trace_event_state_fops, dmcub_trace_event_state_get,
+ dmcub_trace_event_state_set, "%llu\n");
DEFINE_DEBUGFS_ATTRIBUTE(psr_fops, psr_get, NULL, "%llu\n");
debugfs_create_file_unsafe("amdgpu_dm_force_timing_sync", 0644, root,
adev, &force_timing_sync_ops);
+
+ debugfs_create_file_unsafe("amdgpu_dm_dmcub_trace_event_en", 0644, root,
+ adev, &dmcub_trace_event_state_fops);
}