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path: root/drivers/gpu/drm/i915/display/intel_dpll_mgr.h
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dpll_mgr.h')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dpll_mgr.h80
1 files changed, 64 insertions, 16 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.h b/drivers/gpu/drm/i915/display/intel_dpll_mgr.h
index d4d97e40440a..f09e513ce05b 100644
--- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.h
+++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.h
@@ -181,18 +181,19 @@ enum icl_port_dpll_id {
ICL_PORT_DPLL_COUNT,
};
-struct intel_dpll_hw_state {
- /* i9xx, pch plls */
+struct i9xx_dpll_hw_state {
u32 dpll;
u32 dpll_md;
u32 fp0;
u32 fp1;
+};
- /* hsw, bdw */
+struct hsw_dpll_hw_state {
u32 wrpll;
u32 spll;
+};
- /* skl */
+struct skl_dpll_hw_state {
/*
* DPLL_CTRL1 has 6 bits for each each this DPLL. We store those in
* lower part of ctrl1 and they get shifted into position when writing
@@ -202,20 +203,18 @@ struct intel_dpll_hw_state {
u32 ctrl1;
/* HDMI only, 0 when used for DP */
u32 cfgcr1, cfgcr2;
+};
- /* icl */
- u32 cfgcr0;
+struct bxt_dpll_hw_state {
+ u32 ebb0, ebb4, pll0, pll1, pll2, pll3, pll6, pll8, pll9, pll10, pcsdw12;
+};
+
+struct icl_dpll_hw_state {
+ u32 cfgcr0, cfgcr1;
/* tgl */
u32 div0;
- /* bxt */
- u32 ebb0, ebb4, pll0, pll1, pll2, pll3, pll6, pll8, pll9, pll10, pcsdw12;
-
- /*
- * ICL uses the following, already defined:
- * u32 cfgcr0, cfgcr1;
- */
u32 mg_refclkin_ctl;
u32 mg_clktop2_coreclkctl1;
u32 mg_clktop2_hsclkctl;
@@ -230,6 +229,55 @@ struct intel_dpll_hw_state {
u32 mg_pll_tdc_coldst_bias_mask;
};
+struct intel_mpllb_state {
+ u32 clock; /* in KHz */
+ u32 ref_control;
+ u32 mpllb_cp;
+ u32 mpllb_div;
+ u32 mpllb_div2;
+ u32 mpllb_fracn1;
+ u32 mpllb_fracn2;
+ u32 mpllb_sscen;
+ u32 mpllb_sscstep;
+};
+
+struct intel_c10pll_state {
+ u32 clock; /* in KHz */
+ u8 tx;
+ u8 cmn;
+ u8 pll[20];
+};
+
+struct intel_c20pll_state {
+ u32 clock; /* in kHz */
+ u16 tx[3];
+ u16 cmn[4];
+ union {
+ u16 mplla[10];
+ u16 mpllb[11];
+ };
+};
+
+struct intel_cx0pll_state {
+ union {
+ struct intel_c10pll_state c10;
+ struct intel_c20pll_state c20;
+ };
+ bool ssc_enabled;
+};
+
+struct intel_dpll_hw_state {
+ union {
+ struct i9xx_dpll_hw_state i9xx;
+ struct hsw_dpll_hw_state hsw;
+ struct skl_dpll_hw_state skl;
+ struct bxt_dpll_hw_state bxt;
+ struct icl_dpll_hw_state icl;
+ struct intel_mpllb_state mpllb;
+ struct intel_cx0pll_state cx0pll;
+ };
+};
+
/**
* struct intel_shared_dpll_state - hold the DPLL atomic state
*
@@ -365,10 +413,10 @@ void intel_update_active_dpll(struct intel_atomic_state *state,
struct intel_encoder *encoder);
int intel_dpll_get_freq(struct drm_i915_private *i915,
const struct intel_shared_dpll *pll,
- const struct intel_dpll_hw_state *pll_state);
+ const struct intel_dpll_hw_state *dpll_hw_state);
bool intel_dpll_get_hw_state(struct drm_i915_private *i915,
struct intel_shared_dpll *pll,
- struct intel_dpll_hw_state *hw_state);
+ struct intel_dpll_hw_state *dpll_hw_state);
void intel_enable_shared_dpll(const struct intel_crtc_state *crtc_state);
void intel_disable_shared_dpll(const struct intel_crtc_state *crtc_state);
void intel_shared_dpll_swap_state(struct intel_atomic_state *state);
@@ -379,7 +427,7 @@ void intel_dpll_sanitize_state(struct drm_i915_private *i915);
void intel_dpll_dump_hw_state(struct drm_i915_private *i915,
struct drm_printer *p,
- const struct intel_dpll_hw_state *hw_state);
+ const struct intel_dpll_hw_state *dpll_hw_state);
bool intel_dpll_compare_hw_state(struct drm_i915_private *i915,
const struct intel_dpll_hw_state *a,
const struct intel_dpll_hw_state *b);