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drm/i915: Move ilk_pipe_pixel_rate() to intel_display.c
Move ilk_pipe_pixel_rate() next to its only caller (intel_crtc_compute_pixel_rate()). Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Ander Conselvan de Oliveira <conselvan2@gmail.com> Link: http://patchwork.freedesktop.org/patch/msgid/20170120182205.8141-15-ville.syrjala@linux.intel.com
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@ -6235,6 +6235,41 @@ static bool intel_crtc_supports_double_wide(const struct intel_crtc *crtc)
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(crtc->pipe == PIPE_A || IS_I915G(dev_priv));
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}
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static uint32_t ilk_pipe_pixel_rate(const struct intel_crtc_state *pipe_config)
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{
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uint32_t pixel_rate;
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pixel_rate = pipe_config->base.adjusted_mode.crtc_clock;
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/*
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* We only use IF-ID interlacing. If we ever use
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* PF-ID we'll need to adjust the pixel_rate here.
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*/
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if (pipe_config->pch_pfit.enabled) {
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uint64_t pipe_w, pipe_h, pfit_w, pfit_h;
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uint32_t pfit_size = pipe_config->pch_pfit.size;
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pipe_w = pipe_config->pipe_src_w;
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pipe_h = pipe_config->pipe_src_h;
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pfit_w = (pfit_size >> 16) & 0xFFFF;
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pfit_h = pfit_size & 0xFFFF;
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if (pipe_w < pfit_w)
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pipe_w = pfit_w;
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if (pipe_h < pfit_h)
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pipe_h = pfit_h;
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if (WARN_ON(!pfit_w || !pfit_h))
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return pixel_rate;
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pixel_rate = div_u64((uint64_t) pixel_rate * pipe_w * pipe_h,
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pfit_w * pfit_h);
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}
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return pixel_rate;
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}
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static void intel_crtc_compute_pixel_rate(struct intel_crtc_state *crtc_state)
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{
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struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
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@ -1822,7 +1822,6 @@ bool skl_wm_level_equals(const struct skl_wm_level *l1,
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bool skl_ddb_allocation_overlaps(const struct skl_ddb_entry **entries,
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const struct skl_ddb_entry *ddb,
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int ignore);
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uint32_t ilk_pipe_pixel_rate(const struct intel_crtc_state *pipe_config);
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bool ilk_disable_lp_wm(struct drm_device *dev);
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int sanitize_rc6_option(struct drm_i915_private *dev_priv, int enable_rc6);
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static inline int intel_enable_rc6(void)
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@ -1714,39 +1714,6 @@ static void i845_update_wm(struct intel_crtc *unused_crtc)
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I915_WRITE(FW_BLC, fwater_lo);
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}
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uint32_t ilk_pipe_pixel_rate(const struct intel_crtc_state *pipe_config)
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{
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uint32_t pixel_rate;
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pixel_rate = pipe_config->base.adjusted_mode.crtc_clock;
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/* We only use IF-ID interlacing. If we ever use PF-ID we'll need to
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* adjust the pixel_rate here. */
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if (pipe_config->pch_pfit.enabled) {
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uint64_t pipe_w, pipe_h, pfit_w, pfit_h;
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uint32_t pfit_size = pipe_config->pch_pfit.size;
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pipe_w = pipe_config->pipe_src_w;
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pipe_h = pipe_config->pipe_src_h;
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pfit_w = (pfit_size >> 16) & 0xFFFF;
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pfit_h = pfit_size & 0xFFFF;
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if (pipe_w < pfit_w)
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pipe_w = pfit_w;
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if (pipe_h < pfit_h)
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pipe_h = pfit_h;
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if (WARN_ON(!pfit_w || !pfit_h))
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return pixel_rate;
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pixel_rate = div_u64((uint64_t) pixel_rate * pipe_w * pipe_h,
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pfit_w * pfit_h);
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}
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return pixel_rate;
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}
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/* latency must be in 0.1us units. */
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static uint32_t ilk_wm_method1(uint32_t pixel_rate, uint8_t cpp, uint32_t latency)
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{
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