diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 704ca079980c..e0928f28d711 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -140,46 +140,47 @@ static void bdw_set_pipe_misc(struct intel_dsb *dsb, const struct intel_crtc_state *crtc_state); /* returns HPLL frequency in kHz */ -int vlv_get_hpll_vco(struct drm_i915_private *dev_priv) +int vlv_get_hpll_vco(struct drm_device *drm) { int hpll_freq, vco_freq[] = { 800, 1600, 2000, 2400 }; /* Obtain SKU information */ - hpll_freq = vlv_cck_read(dev_priv, CCK_FUSE_REG) & + hpll_freq = vlv_cck_read(drm, CCK_FUSE_REG) & CCK_FUSE_HPLL_FREQ_MASK; return vco_freq[hpll_freq] * 1000; } -int vlv_get_cck_clock(struct drm_i915_private *dev_priv, +int vlv_get_cck_clock(struct drm_device *drm, const char *name, u32 reg, int ref_freq) { u32 val; int divider; - val = vlv_cck_read(dev_priv, reg); + val = vlv_cck_read(drm, reg); divider = val & CCK_FREQUENCY_VALUES; - drm_WARN(&dev_priv->drm, (val & CCK_FREQUENCY_STATUS) != + drm_WARN(drm, (val & CCK_FREQUENCY_STATUS) != (divider << CCK_FREQUENCY_STATUS_SHIFT), "%s change in progress\n", name); return DIV_ROUND_CLOSEST(ref_freq << 1, divider + 1); } -int vlv_get_cck_clock_hpll(struct drm_i915_private *dev_priv, +int vlv_get_cck_clock_hpll(struct drm_device *drm, const char *name, u32 reg) { + struct drm_i915_private *dev_priv = to_i915(drm); int hpll; - vlv_cck_get(dev_priv); + vlv_cck_get(drm); if (dev_priv->hpll_freq == 0) - dev_priv->hpll_freq = vlv_get_hpll_vco(dev_priv); + dev_priv->hpll_freq = vlv_get_hpll_vco(drm); - hpll = vlv_get_cck_clock(dev_priv, name, reg, dev_priv->hpll_freq); + hpll = vlv_get_cck_clock(drm, name, reg, dev_priv->hpll_freq); - vlv_cck_put(dev_priv); + vlv_cck_put(drm); return hpll; } @@ -191,7 +192,7 @@ void intel_update_czclk(struct intel_display *display) if (!display->platform.valleyview && !display->platform.cherryview) return; - dev_priv->czclk_freq = vlv_get_cck_clock_hpll(dev_priv, "czclk", + dev_priv->czclk_freq = vlv_get_cck_clock_hpll(display->drm, "czclk", CCK_CZ_CLOCK_CONTROL); drm_dbg_kms(display->drm, "CZ clock rate: %d kHz\n", dev_priv->czclk_freq); |