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| author | Thierry Reding <treding@nvidia.com> | 2017-08-15 15:41:10 +0200 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2017-08-17 17:57:14 +0200 |
| commit | 67e04d1ab19b0cc6d87ca7c44b058edf678bc3a3 (patch) | |
| tree | 305ad3ca15aebc79aa456195a3031c4652e779a4 /drivers/gpu/drm/tegra/drm.h | |
| parent | 5c5f13016d2f4d5144418bec57a75490c5f9fc96 (diff) | |
| download | linux-67e04d1ab19b0cc6d87ca7c44b058edf678bc3a3.tar.bz2 | |
drm/tegra: dc: Trace register accesses
Add tracepoint events for display controller register accesses.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/tegra/drm.h')
| -rw-r--r-- | drivers/gpu/drm/tegra/drm.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h index de1bcc519905..063f5d397526 100644 --- a/drivers/gpu/drm/tegra/drm.h +++ b/drivers/gpu/drm/tegra/drm.h @@ -23,6 +23,7 @@ #include <drm/drm_fixed.h> #include "gem.h" +#include "trace.h" struct reset_control; @@ -174,12 +175,17 @@ static inline struct tegra_dc *to_tegra_dc(struct drm_crtc *crtc) static inline void tegra_dc_writel(struct tegra_dc *dc, u32 value, unsigned int offset) { + trace_dc_writel(dc->dev, offset, value); writel(value, dc->regs + (offset << 2)); } static inline u32 tegra_dc_readl(struct tegra_dc *dc, unsigned int offset) { - return readl(dc->regs + (offset << 2)); + u32 value = readl(dc->regs + (offset << 2)); + + trace_dc_readl(dc->dev, offset, value); + + return value; } struct tegra_dc_window { |