diff options
author | Thierry Reding <treding@nvidia.com> | 2017-08-15 15:41:14 +0200 |
---|---|---|
committer | Thierry Reding <treding@nvidia.com> | 2017-08-17 17:57:17 +0200 |
commit | 932f6529139ee7279e4c241eea46402ac7275936 (patch) | |
tree | ed28c677ca94cf97862c510f2d91ee12530c90f7 /drivers/gpu/drm/tegra | |
parent | eba7c4551a9b07bf68126e4f22fec4b66475f529 (diff) |
drm/tegra: sor: Trace register accesses
Add tracepoint events for SOR controller register accesses.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/tegra')
-rw-r--r-- | drivers/gpu/drm/tegra/sor.c | 8 | ||||
-rw-r--r-- | drivers/gpu/drm/tegra/trace.h | 7 |
2 files changed, 14 insertions, 1 deletions
diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c index d0f189c5171d..8de2a6cc317d 100644 --- a/drivers/gpu/drm/tegra/sor.c +++ b/drivers/gpu/drm/tegra/sor.c @@ -26,6 +26,7 @@ #include "dc.h" #include "drm.h" #include "sor.h" +#include "trace.h" #define SOR_REKEY 0x38 @@ -234,12 +235,17 @@ static inline struct tegra_sor *to_sor(struct tegra_output *output) static inline u32 tegra_sor_readl(struct tegra_sor *sor, unsigned int offset) { - return readl(sor->regs + (offset << 2)); + u32 value = readl(sor->regs + (offset << 2)); + + trace_sor_readl(sor->dev, offset, value); + + return value; } static inline void tegra_sor_writel(struct tegra_sor *sor, u32 value, unsigned int offset) { + trace_sor_writel(sor->dev, offset, value); writel(value, sor->regs + (offset << 2)); } diff --git a/drivers/gpu/drm/tegra/trace.h b/drivers/gpu/drm/tegra/trace.h index e497a0258ee4..e9b7cdad5c4c 100644 --- a/drivers/gpu/drm/tegra/trace.h +++ b/drivers/gpu/drm/tegra/trace.h @@ -52,6 +52,13 @@ 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 */ |