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drm/tegra: Add trace support

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Add trace support for the Tegra DRM driver by pulling in the relevant
changes from the upstream Tegra DRM driver.

Bug 3724727

Change-Id: Id34df005df76a27120282790a53c09c71361cec2
Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2739540
Reviewed-by: svc_kernel_abi <svc_kernel_abi@nvidia.com>
Reviewed-by: Bibek Basu <bbasu@nvidia.com>
This commit is contained in:
Jon Hunter
2022-07-01 11:08:58 +01:00
committed by Laxman Dewangan
parent 1980c277ea
commit 38c4f3bbd5
9 changed files with 89 additions and 0 deletions
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66
drivers/gpu/drm/tegra/include/trace/events/trace.h Normal file
View File

@@ -0,0 +1,66 @@
#undef TRACE_SYSTEM
#define TRACE_SYSTEM tegra
#if !defined(DRM_TEGRA_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
#define DRM_TEGRA_TRACE_H 1
#include <linux/device.h>
#include <linux/tracepoint.h>
DECLARE_EVENT_CLASS(register_access,
TP_PROTO(struct device *dev, unsigned int offset, u32 value),
TP_ARGS(dev, offset, value),
TP_STRUCT__entry(
__field(struct device *, dev)
__field(unsigned int, offset)
__field(u32, value)
),
TP_fast_assign(
__entry->dev = dev;
__entry->offset = offset;
__entry->value = value;
),
TP_printk("%s %04x %08x", dev_name(__entry->dev), __entry->offset,
__entry->value)
);
DEFINE_EVENT(register_access, dc_writel,
TP_PROTO(struct device *dev, unsigned int offset, u32 value),
TP_ARGS(dev, offset, value));
DEFINE_EVENT(register_access, dc_readl,
TP_PROTO(struct device *dev, unsigned int offset, u32 value),
TP_ARGS(dev, offset, value));
DEFINE_EVENT(register_access, hdmi_writel,
TP_PROTO(struct device *dev, unsigned int offset, u32 value),
TP_ARGS(dev, offset, value));
DEFINE_EVENT(register_access, hdmi_readl,
TP_PROTO(struct device *dev, unsigned int offset, u32 value),
TP_ARGS(dev, offset, value));
DEFINE_EVENT(register_access, dsi_writel,
TP_PROTO(struct device *dev, unsigned int offset, u32 value),
TP_ARGS(dev, offset, value));
DEFINE_EVENT(register_access, dsi_readl,
TP_PROTO(struct device *dev, unsigned int offset, u32 value),
TP_ARGS(dev, offset, value));
DEFINE_EVENT(register_access, dpaux_writel,
TP_PROTO(struct device *dev, unsigned int offset, u32 value),
TP_ARGS(dev, offset, value));
DEFINE_EVENT(register_access, dpaux_readl,
TP_PROTO(struct device *dev, unsigned int offset, u32 value),
TP_ARGS(dev, offset, value));
DEFINE_EVENT(register_access, sor_writel,
TP_PROTO(struct device *dev, unsigned int offset, u32 value),
TP_ARGS(dev, offset, value));
DEFINE_EVENT(register_access, sor_readl,
TP_PROTO(struct device *dev, unsigned int offset, u32 value),
TP_ARGS(dev, offset, value));
#endif /* DRM_TEGRA_TRACE_H */
/* This part must be outside protection */
#define TRACE_INCLUDE_FILE trace
#include <trace/define_trace.h>