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drm/i915: Store CS timestamp frequency in Hz

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kHz isn't accurate enough for storing the CS timestamp
frequency on some of the platforms. Store the value
in Hz instead.

Cc: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200302143943.32676-2-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
This commit is contained in:
Ville Syrjälä
2020-03-02 16:39:39 +02:00
parent 2e2701582a
commit 56f1b31f1d
6 changed files with 30 additions and 30 deletions
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2
drivers/gpu/drm/i915/i915_getparam.c
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@@ -153,7 +153,7 @@ int i915_getparam_ioctl(struct drm_device *dev, void *data,
return -ENODEV;
break;
case I915_PARAM_CS_TIMESTAMP_FREQUENCY:
value = 1000 * RUNTIME_INFO(i915)->cs_timestamp_frequency_khz;
value = RUNTIME_INFO(i915)->cs_timestamp_frequency_hz;
break;
case I915_PARAM_MMAP_GTT_COHERENT:
value = INTEL_INFO(i915)->has_coherent_ggtt;