[Intel-gfx] [PATCH v12 8/8] drm/i915: move ddi pll state get to dpll mgr
Jani Nikula
jani.nikula at intel.com
Fri Feb 5 14:48:43 UTC 2021
From: Dave Airlie <airlied at redhat.com>
This just migrates the hsw+ code to a better place.
Signed-off-by: Dave Airlie <airlied at redhat.com>
Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
drivers/gpu/drm/i915/display/intel_display.c | 219 +----------------
drivers/gpu/drm/i915/display/intel_dpll_mgr.c | 223 ++++++++++++++++++
drivers/gpu/drm/i915/display/intel_dpll_mgr.h | 2 +
3 files changed, 226 insertions(+), 218 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index beed08c00b6c..f7c1f036d38f 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -6520,212 +6520,6 @@ static bool ilk_get_pipe_config(struct intel_crtc *crtc,
return ret;
}
-static void dg1_get_ddi_pll(struct drm_i915_private *dev_priv, enum port port,
- struct intel_crtc_state *pipe_config)
-{
- enum icl_port_dpll_id port_dpll_id = ICL_PORT_DPLL_DEFAULT;
- enum phy phy = intel_port_to_phy(dev_priv, port);
- struct icl_port_dpll *port_dpll;
- struct intel_shared_dpll *pll;
- enum intel_dpll_id id;
- bool pll_active;
- u32 clk_sel;
-
- clk_sel = intel_de_read(dev_priv, DG1_DPCLKA_CFGCR0(phy)) & DG1_DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(phy);
- id = DG1_DPCLKA_CFGCR0_DDI_CLK_SEL_DPLL_MAP(clk_sel, phy);
-
- if (WARN_ON(id > DPLL_ID_DG1_DPLL3))
- return;
-
- pll = intel_get_shared_dpll_by_id(dev_priv, id);
- port_dpll = &pipe_config->icl_port_dplls[port_dpll_id];
-
- port_dpll->pll = pll;
- pll_active = intel_dpll_get_hw_state(dev_priv, pll,
- &port_dpll->hw_state);
- drm_WARN_ON(&dev_priv->drm, !pll_active);
-
- icl_set_active_port_dpll(pipe_config, port_dpll_id);
-}
-
-static void icl_get_ddi_pll(struct drm_i915_private *dev_priv, enum port port,
- struct intel_crtc_state *pipe_config)
-{
- enum phy phy = intel_port_to_phy(dev_priv, port);
- enum icl_port_dpll_id port_dpll_id;
- struct icl_port_dpll *port_dpll;
- struct intel_shared_dpll *pll;
- enum intel_dpll_id id;
- bool pll_active;
- i915_reg_t reg;
- u32 temp;
-
- if (intel_phy_is_combo(dev_priv, phy)) {
- u32 mask, shift;
-
- if (IS_ALDERLAKE_S(dev_priv)) {
- reg = ADLS_DPCLKA_CFGCR(phy);
- mask = ADLS_DPCLKA_CFGCR_DDI_CLK_SEL_MASK(phy);
- shift = ADLS_DPCLKA_CFGCR_DDI_SHIFT(phy);
- } else if (IS_ROCKETLAKE(dev_priv)) {
- reg = ICL_DPCLKA_CFGCR0;
- mask = RKL_DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(phy);
- shift = RKL_DPCLKA_CFGCR0_DDI_CLK_SEL_SHIFT(phy);
- } else {
- reg = ICL_DPCLKA_CFGCR0;
- mask = ICL_DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(phy);
- shift = ICL_DPCLKA_CFGCR0_DDI_CLK_SEL_SHIFT(phy);
- }
-
- temp = intel_de_read(dev_priv, reg) & mask;
- id = temp >> shift;
- port_dpll_id = ICL_PORT_DPLL_DEFAULT;
- } else if (intel_phy_is_tc(dev_priv, phy)) {
- u32 clk_sel = intel_de_read(dev_priv, DDI_CLK_SEL(port)) & DDI_CLK_SEL_MASK;
-
- if (clk_sel == DDI_CLK_SEL_MG) {
- id = icl_tc_port_to_pll_id(intel_port_to_tc(dev_priv,
- port));
- port_dpll_id = ICL_PORT_DPLL_MG_PHY;
- } else {
- drm_WARN_ON(&dev_priv->drm,
- clk_sel < DDI_CLK_SEL_TBT_162);
- id = DPLL_ID_ICL_TBTPLL;
- port_dpll_id = ICL_PORT_DPLL_DEFAULT;
- }
- } else {
- drm_WARN(&dev_priv->drm, 1, "Invalid port %x\n", port);
- return;
- }
-
- pll = intel_get_shared_dpll_by_id(dev_priv, id);
- port_dpll = &pipe_config->icl_port_dplls[port_dpll_id];
-
- port_dpll->pll = pll;
- pll_active = intel_dpll_get_hw_state(dev_priv, pll,
- &port_dpll->hw_state);
- drm_WARN_ON(&dev_priv->drm, !pll_active);
-
- icl_set_active_port_dpll(pipe_config, port_dpll_id);
-}
-
-static void cnl_get_ddi_pll(struct drm_i915_private *dev_priv, enum port port,
- struct intel_crtc_state *pipe_config)
-{
- struct intel_shared_dpll *pll;
- enum intel_dpll_id id;
- bool pll_active;
- u32 temp;
-
- temp = intel_de_read(dev_priv, DPCLKA_CFGCR0) & DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(port);
- id = temp >> DPCLKA_CFGCR0_DDI_CLK_SEL_SHIFT(port);
-
- if (drm_WARN_ON(&dev_priv->drm, id < SKL_DPLL0 || id > SKL_DPLL2))
- return;
-
- pll = intel_get_shared_dpll_by_id(dev_priv, id);
-
- pipe_config->shared_dpll = pll;
- pll_active = intel_dpll_get_hw_state(dev_priv, pll,
- &pipe_config->dpll_hw_state);
- drm_WARN_ON(&dev_priv->drm, !pll_active);
-}
-
-static void bxt_get_ddi_pll(struct drm_i915_private *dev_priv,
- enum port port,
- struct intel_crtc_state *pipe_config)
-{
- struct intel_shared_dpll *pll;
- enum intel_dpll_id id;
- bool pll_active;
-
- switch (port) {
- case PORT_A:
- id = DPLL_ID_SKL_DPLL0;
- break;
- case PORT_B:
- id = DPLL_ID_SKL_DPLL1;
- break;
- case PORT_C:
- id = DPLL_ID_SKL_DPLL2;
- break;
- default:
- drm_err(&dev_priv->drm, "Incorrect port type\n");
- return;
- }
-
- pll = intel_get_shared_dpll_by_id(dev_priv, id);
-
- pipe_config->shared_dpll = pll;
- pll_active = intel_dpll_get_hw_state(dev_priv, pll,
- &pipe_config->dpll_hw_state);
- drm_WARN_ON(&dev_priv->drm, !pll_active);
-}
-
-static void skl_get_ddi_pll(struct drm_i915_private *dev_priv, enum port port,
- struct intel_crtc_state *pipe_config)
-{
- struct intel_shared_dpll *pll;
- enum intel_dpll_id id;
- bool pll_active;
- u32 temp;
-
- temp = intel_de_read(dev_priv, DPLL_CTRL2) & DPLL_CTRL2_DDI_CLK_SEL_MASK(port);
- id = temp >> (port * 3 + 1);
-
- if (drm_WARN_ON(&dev_priv->drm, id < SKL_DPLL0 || id > SKL_DPLL3))
- return;
-
- pll = intel_get_shared_dpll_by_id(dev_priv, id);
-
- pipe_config->shared_dpll = pll;
- pll_active = intel_dpll_get_hw_state(dev_priv, pll,
- &pipe_config->dpll_hw_state);
- drm_WARN_ON(&dev_priv->drm, !pll_active);
-}
-
-static void hsw_get_ddi_pll(struct drm_i915_private *dev_priv, enum port port,
- struct intel_crtc_state *pipe_config)
-{
- struct intel_shared_dpll *pll;
- enum intel_dpll_id id;
- u32 ddi_pll_sel = intel_de_read(dev_priv, PORT_CLK_SEL(port));
- bool pll_active;
-
- switch (ddi_pll_sel) {
- case PORT_CLK_SEL_WRPLL1:
- id = DPLL_ID_WRPLL1;
- break;
- case PORT_CLK_SEL_WRPLL2:
- id = DPLL_ID_WRPLL2;
- break;
- case PORT_CLK_SEL_SPLL:
- id = DPLL_ID_SPLL;
- break;
- case PORT_CLK_SEL_LCPLL_810:
- id = DPLL_ID_LCPLL_810;
- break;
- case PORT_CLK_SEL_LCPLL_1350:
- id = DPLL_ID_LCPLL_1350;
- break;
- case PORT_CLK_SEL_LCPLL_2700:
- id = DPLL_ID_LCPLL_2700;
- break;
- default:
- MISSING_CASE(ddi_pll_sel);
- fallthrough;
- case PORT_CLK_SEL_NONE:
- return;
- }
-
- pll = intel_get_shared_dpll_by_id(dev_priv, id);
-
- pipe_config->shared_dpll = pll;
- pll_active = intel_dpll_get_hw_state(dev_priv, pll,
- &pipe_config->dpll_hw_state);
- drm_WARN_ON(&dev_priv->drm, !pll_active);
-}
-
static bool hsw_get_transcoder_state(struct intel_crtc *crtc,
struct intel_crtc_state *pipe_config,
struct intel_display_power_domain_set *power_domain_set)
@@ -6882,18 +6676,7 @@ static void hsw_get_ddi_port_state(struct intel_crtc *crtc,
port = TRANS_DDI_FUNC_CTL_VAL_TO_PORT(tmp);
}
- if (IS_DG1(dev_priv))
- dg1_get_ddi_pll(dev_priv, port, pipe_config);
- else if (INTEL_GEN(dev_priv) >= 11)
- icl_get_ddi_pll(dev_priv, port, pipe_config);
- else if (IS_CANNONLAKE(dev_priv))
- cnl_get_ddi_pll(dev_priv, port, pipe_config);
- else if (IS_GEN9_LP(dev_priv))
- bxt_get_ddi_pll(dev_priv, port, pipe_config);
- else if (IS_GEN9_BC(dev_priv))
- skl_get_ddi_pll(dev_priv, port, pipe_config);
- else
- hsw_get_ddi_pll(dev_priv, port, pipe_config);
+ intel_get_ddi_pll(dev_priv, port, pipe_config);
/*
* Haswell has only FDI/PCH transcoder A. It is which is connected to
diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
index 529b1d569af2..cdbdc6508eaa 100644
--- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
+++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
@@ -4670,3 +4670,226 @@ void intel_dpll_dump_hw_state(struct drm_i915_private *dev_priv,
hw_state->fp1);
}
}
+
+static void dg1_get_ddi_pll(struct drm_i915_private *dev_priv, enum port port,
+ struct intel_crtc_state *pipe_config)
+{
+ enum icl_port_dpll_id port_dpll_id = ICL_PORT_DPLL_DEFAULT;
+ enum phy phy = intel_port_to_phy(dev_priv, port);
+ struct icl_port_dpll *port_dpll;
+ struct intel_shared_dpll *pll;
+ enum intel_dpll_id id;
+ bool pll_active;
+ u32 clk_sel;
+
+ clk_sel = intel_de_read(dev_priv, DG1_DPCLKA_CFGCR0(phy)) & DG1_DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(phy);
+ id = DG1_DPCLKA_CFGCR0_DDI_CLK_SEL_DPLL_MAP(clk_sel, phy);
+
+ if (WARN_ON(id > DPLL_ID_DG1_DPLL3))
+ return;
+
+ pll = intel_get_shared_dpll_by_id(dev_priv, id);
+ port_dpll = &pipe_config->icl_port_dplls[port_dpll_id];
+
+ port_dpll->pll = pll;
+ pll_active = intel_dpll_get_hw_state(dev_priv, pll,
+ &port_dpll->hw_state);
+ drm_WARN_ON(&dev_priv->drm, !pll_active);
+
+ icl_set_active_port_dpll(pipe_config, port_dpll_id);
+}
+
+static void icl_get_ddi_pll(struct drm_i915_private *dev_priv, enum port port,
+ struct intel_crtc_state *pipe_config)
+{
+ enum phy phy = intel_port_to_phy(dev_priv, port);
+ enum icl_port_dpll_id port_dpll_id;
+ struct icl_port_dpll *port_dpll;
+ struct intel_shared_dpll *pll;
+ enum intel_dpll_id id;
+ bool pll_active;
+ i915_reg_t reg;
+ u32 temp;
+
+ if (intel_phy_is_combo(dev_priv, phy)) {
+ u32 mask, shift;
+
+ if (IS_ALDERLAKE_S(dev_priv)) {
+ reg = ADLS_DPCLKA_CFGCR(phy);
+ mask = ADLS_DPCLKA_CFGCR_DDI_CLK_SEL_MASK(phy);
+ shift = ADLS_DPCLKA_CFGCR_DDI_SHIFT(phy);
+ } else if (IS_ROCKETLAKE(dev_priv)) {
+ reg = ICL_DPCLKA_CFGCR0;
+ mask = RKL_DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(phy);
+ shift = RKL_DPCLKA_CFGCR0_DDI_CLK_SEL_SHIFT(phy);
+ } else {
+ reg = ICL_DPCLKA_CFGCR0;
+ mask = ICL_DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(phy);
+ shift = ICL_DPCLKA_CFGCR0_DDI_CLK_SEL_SHIFT(phy);
+ }
+
+ temp = intel_de_read(dev_priv, reg) & mask;
+ id = temp >> shift;
+ port_dpll_id = ICL_PORT_DPLL_DEFAULT;
+ } else if (intel_phy_is_tc(dev_priv, phy)) {
+ u32 clk_sel = intel_de_read(dev_priv, DDI_CLK_SEL(port)) & DDI_CLK_SEL_MASK;
+
+ if (clk_sel == DDI_CLK_SEL_MG) {
+ id = icl_tc_port_to_pll_id(intel_port_to_tc(dev_priv,
+ port));
+ port_dpll_id = ICL_PORT_DPLL_MG_PHY;
+ } else {
+ drm_WARN_ON(&dev_priv->drm,
+ clk_sel < DDI_CLK_SEL_TBT_162);
+ id = DPLL_ID_ICL_TBTPLL;
+ port_dpll_id = ICL_PORT_DPLL_DEFAULT;
+ }
+ } else {
+ drm_WARN(&dev_priv->drm, 1, "Invalid port %x\n", port);
+ return;
+ }
+
+ pll = intel_get_shared_dpll_by_id(dev_priv, id);
+ port_dpll = &pipe_config->icl_port_dplls[port_dpll_id];
+
+ port_dpll->pll = pll;
+ pll_active = intel_dpll_get_hw_state(dev_priv, pll,
+ &port_dpll->hw_state);
+ drm_WARN_ON(&dev_priv->drm, !pll_active);
+
+ icl_set_active_port_dpll(pipe_config, port_dpll_id);
+}
+
+static void cnl_get_ddi_pll(struct drm_i915_private *dev_priv, enum port port,
+ struct intel_crtc_state *pipe_config)
+{
+ struct intel_shared_dpll *pll;
+ enum intel_dpll_id id;
+ bool pll_active;
+ u32 temp;
+
+ temp = intel_de_read(dev_priv, DPCLKA_CFGCR0) & DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(port);
+ id = temp >> DPCLKA_CFGCR0_DDI_CLK_SEL_SHIFT(port);
+
+ if (drm_WARN_ON(&dev_priv->drm, id < SKL_DPLL0 || id > SKL_DPLL2))
+ return;
+
+ pll = intel_get_shared_dpll_by_id(dev_priv, id);
+
+ pipe_config->shared_dpll = pll;
+ pll_active = intel_dpll_get_hw_state(dev_priv, pll,
+ &pipe_config->dpll_hw_state);
+ drm_WARN_ON(&dev_priv->drm, !pll_active);
+}
+
+static void bxt_get_ddi_pll(struct drm_i915_private *dev_priv,
+ enum port port,
+ struct intel_crtc_state *pipe_config)
+{
+ struct intel_shared_dpll *pll;
+ enum intel_dpll_id id;
+ bool pll_active;
+
+ switch (port) {
+ case PORT_A:
+ id = DPLL_ID_SKL_DPLL0;
+ break;
+ case PORT_B:
+ id = DPLL_ID_SKL_DPLL1;
+ break;
+ case PORT_C:
+ id = DPLL_ID_SKL_DPLL2;
+ break;
+ default:
+ drm_err(&dev_priv->drm, "Incorrect port type\n");
+ return;
+ }
+
+ pll = intel_get_shared_dpll_by_id(dev_priv, id);
+
+ pipe_config->shared_dpll = pll;
+ pll_active = intel_dpll_get_hw_state(dev_priv, pll,
+ &pipe_config->dpll_hw_state);
+ drm_WARN_ON(&dev_priv->drm, !pll_active);
+}
+
+static void skl_get_ddi_pll(struct drm_i915_private *dev_priv, enum port port,
+ struct intel_crtc_state *pipe_config)
+{
+ struct intel_shared_dpll *pll;
+ enum intel_dpll_id id;
+ bool pll_active;
+ u32 temp;
+
+ temp = intel_de_read(dev_priv, DPLL_CTRL2) & DPLL_CTRL2_DDI_CLK_SEL_MASK(port);
+ id = temp >> (port * 3 + 1);
+
+ if (drm_WARN_ON(&dev_priv->drm, id < SKL_DPLL0 || id > SKL_DPLL3))
+ return;
+
+ pll = intel_get_shared_dpll_by_id(dev_priv, id);
+
+ pipe_config->shared_dpll = pll;
+ pll_active = intel_dpll_get_hw_state(dev_priv, pll,
+ &pipe_config->dpll_hw_state);
+ drm_WARN_ON(&dev_priv->drm, !pll_active);
+}
+
+static void hsw_get_ddi_pll(struct drm_i915_private *dev_priv, enum port port,
+ struct intel_crtc_state *pipe_config)
+{
+ struct intel_shared_dpll *pll;
+ enum intel_dpll_id id;
+ u32 ddi_pll_sel = intel_de_read(dev_priv, PORT_CLK_SEL(port));
+ bool pll_active;
+
+ switch (ddi_pll_sel) {
+ case PORT_CLK_SEL_WRPLL1:
+ id = DPLL_ID_WRPLL1;
+ break;
+ case PORT_CLK_SEL_WRPLL2:
+ id = DPLL_ID_WRPLL2;
+ break;
+ case PORT_CLK_SEL_SPLL:
+ id = DPLL_ID_SPLL;
+ break;
+ case PORT_CLK_SEL_LCPLL_810:
+ id = DPLL_ID_LCPLL_810;
+ break;
+ case PORT_CLK_SEL_LCPLL_1350:
+ id = DPLL_ID_LCPLL_1350;
+ break;
+ case PORT_CLK_SEL_LCPLL_2700:
+ id = DPLL_ID_LCPLL_2700;
+ break;
+ default:
+ MISSING_CASE(ddi_pll_sel);
+ fallthrough;
+ case PORT_CLK_SEL_NONE:
+ return;
+ }
+
+ pll = intel_get_shared_dpll_by_id(dev_priv, id);
+
+ pipe_config->shared_dpll = pll;
+ pll_active = intel_dpll_get_hw_state(dev_priv, pll,
+ &pipe_config->dpll_hw_state);
+ drm_WARN_ON(&dev_priv->drm, !pll_active);
+}
+
+void intel_get_ddi_pll(struct drm_i915_private *dev_priv, enum port port,
+ struct intel_crtc_state *pipe_config)
+{
+ if (IS_DG1(dev_priv))
+ dg1_get_ddi_pll(dev_priv, port, pipe_config);
+ else if (INTEL_GEN(dev_priv) >= 11)
+ icl_get_ddi_pll(dev_priv, port, pipe_config);
+ else if (IS_CANNONLAKE(dev_priv))
+ cnl_get_ddi_pll(dev_priv, port, pipe_config);
+ else if (IS_GEN9_LP(dev_priv))
+ bxt_get_ddi_pll(dev_priv, port, pipe_config);
+ else if (IS_GEN9_BC(dev_priv))
+ skl_get_ddi_pll(dev_priv, port, pipe_config);
+ else
+ hsw_get_ddi_pll(dev_priv, port, pipe_config);
+}
diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.h b/drivers/gpu/drm/i915/display/intel_dpll_mgr.h
index 2eb7618ef957..fe4e99355d6d 100644
--- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.h
+++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.h
@@ -418,4 +418,6 @@ void intel_dpll_dump_hw_state(struct drm_i915_private *dev_priv,
enum intel_dpll_id icl_tc_port_to_pll_id(enum tc_port tc_port);
bool intel_dpll_is_combophy(enum intel_dpll_id id);
+void intel_get_ddi_pll(struct drm_i915_private *dev_priv, enum port port,
+ struct intel_crtc_state *pipe_config);
#endif /* _INTEL_DPLL_MGR_H_ */
--
2.20.1
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