From ad0d6dc4859ffb769768b64942b6a110e92acd21 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 30 Aug 2013 14:30:25 +0300 Subject: drm/i915: Refactor max WM level Pull the expected max WM level determinations out to a separate function. Will have another user soon. Signed-off-by: Ville Syrjälä Reviewed-by: Paulo Zanoni Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_pm.c | 19 +++++++++++-------- 1 file changed, 11 insertions(+), 8 deletions(-) (limited to 'drivers/gpu/drm/i915/intel_pm.c') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 865d524f1e85..c1b601aacc3c 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2561,19 +2561,22 @@ 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]; -- cgit v1.2.3-55-g7522