2013/8/30 <ville.syrjala@xxxxxxxxxxxxxxx>:
> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>
> Pull the expected max WM level determinations out to a separate
> function. Will have another user soon.
>
> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/intel_pm.c | 19 +++++++++++--------
> 1 file changed, 11 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index d118ee1..163ba74 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -2558,19 +2558,22 @@ static void intel_fixup_cur_wm_latency(struct drm_device *dev, uint16_t wm[5])
> wm[3] *= 2;
> }
>
> -static void intel_print_wm_latency(struct drm_device *dev,
> - const char *name,
> - const uint16_t wm[5])
> +static int ilk_wm_max_level(const struct drm_device *dev)
> {
> - int level, max_level;
> -
> /* how many WM levels are we expecting */
> if (IS_HASWELL(dev))
> - max_level = 4;
> + return 4;
> else if (INTEL_INFO(dev)->gen >= 6)
> - max_level = 3;
> + return 3;
> else
> - max_level = 2;
> + return 2;
> +}
> +
> +static void intel_print_wm_latency(struct drm_device *dev,
> + const char *name,
> + const uint16_t wm[5])
> +{
> + int level, max_level = ilk_wm_max_level(dev);
>
> for (level = 0; level <= max_level; level++) {
> unsigned int latency = wm[level];
> --
> 1.8.1.5
>
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--
Paulo Zanoni
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