From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Move the *_get_ddi_pll() stuff into the encodet->get_config() hook.
There it neatly sits next to the matching .{enable,disable}_clock()
functions.
In order to avoid excessive boilerplate I changed the behaviour
such that all platforms now do the readout via
crtc_state->port_dpll[].
ICL+ TC is still a bit special due to TBTPLL not having a functional
.get_freq(). Should probably change that by adopting the LCPLL
approach, but that would require a fairly substantial rework of the
DPLL ID handling. So leave it for later.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/display/icl_dsi.c | 6 +-
drivers/gpu/drm/i915/display/intel_crt.c | 2 +-
drivers/gpu/drm/i915/display/intel_ddi.c | 321 +++++++++++++++++--
drivers/gpu/drm/i915/display/intel_ddi.h | 8 +-
drivers/gpu/drm/i915/display/intel_display.c | 219 -------------
5 files changed, 306 insertions(+), 250 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c
index 05d5709ae537..29fe4919392a 100644
--- a/drivers/gpu/drm/i915/display/icl_dsi.c
+++ b/drivers/gpu/drm/i915/display/icl_dsi.c
@@ -1490,14 +1490,10 @@ static void gen11_dsi_get_cmd_mode_config(struct intel_dsi *intel_dsi,
static void gen11_dsi_get_config(struct intel_encoder *encoder,
struct intel_crtc_state *pipe_config)
{
- struct drm_i915_private *i915 = to_i915(encoder->base.dev);
struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc);
struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
- /* FIXME: adapt icl_ddi_clock_get() for DSI and use that? */
- pipe_config->port_clock = intel_dpll_get_freq(i915,
- pipe_config->shared_dpll,
- &pipe_config->dpll_hw_state);
+ intel_ddi_get_clock(encoder, pipe_config, icl_ddi_combo_get_pll(encoder));
pipe_config->hw.adjusted_mode.crtc_clock = intel_dsi->pclk;
if (intel_dsi->dual_link)
diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c
index 91a8a42b4aa2..b03f74076f64 100644
--- a/drivers/gpu/drm/i915/display/intel_crt.c
+++ b/drivers/gpu/drm/i915/display/intel_crt.c
@@ -142,7 +142,7 @@ static void hsw_crt_get_config(struct intel_encoder *encoder,
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
- intel_ddi_get_config(encoder, pipe_config);
+ hsw_ddi_get_config(encoder, pipe_config);
pipe_config->hw.adjusted_mode.flags &= ~(DRM_MODE_FLAG_PHSYNC |
DRM_MODE_FLAG_NHSYNC |
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index eeae78097a20..56f5f55a7c8f 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -304,25 +304,6 @@ static void ddi_dotclock_get(struct intel_crtc_state *pipe_config)
pipe_config->hw.adjusted_mode.crtc_clock = dotclock;
}
-static void intel_ddi_clock_get(struct intel_encoder *encoder,
- struct intel_crtc_state *pipe_config)
-{
- struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
- enum phy phy = intel_port_to_phy(dev_priv, encoder->port);
-
- if (intel_phy_is_tc(dev_priv, phy) &&
- intel_get_shared_dpll_id(dev_priv, pipe_config->shared_dpll) ==
- DPLL_ID_ICL_TBTPLL)
- pipe_config->port_clock = icl_calc_tbt_pll_link(dev_priv,
- encoder->port);
- else
- pipe_config->port_clock =
- intel_dpll_get_freq(dev_priv, pipe_config->shared_dpll,
- &pipe_config->dpll_hw_state);
-
- ddi_dotclock_get(pipe_config);
-}
-
void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state)
{
@@ -1608,6 +1589,17 @@ static void _cnl_ddi_disable_clock(struct drm_i915_private *i915, i915_reg_t reg
mutex_unlock(&i915->dpll.lock);
}
+static struct intel_shared_dpll *
+_cnl_ddi_get_pll(struct drm_i915_private *i915, i915_reg_t reg,
+ u32 clk_sel_mask, u32 clk_sel_shift)
+{
+ enum intel_dpll_id id;
+
+ id = (intel_de_read(i915, reg) & clk_sel_mask) >> clk_sel_shift;
+
+ return intel_get_shared_dpll_by_id(i915, id);
+}
+
static void adls_ddi_enable_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
@@ -1633,6 +1625,16 @@ static void adls_ddi_disable_clock(struct intel_encoder *encoder)
ICL_DPCLKA_CFGCR0_DDI_CLK_OFF(phy));
}
+static struct intel_shared_dpll *adls_ddi_get_pll(struct intel_encoder *encoder)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ enum phy phy = intel_port_to_phy(i915, encoder->port);
+
+ return _cnl_ddi_get_pll(i915, ADLS_DPCLKA_CFGCR(phy),
+ ADLS_DPCLKA_CFGCR_DDI_CLK_SEL_MASK(phy),
+ ADLS_DPCLKA_CFGCR_DDI_SHIFT(phy));
+}
+
static void rkl_ddi_enable_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
@@ -1658,6 +1660,16 @@ static void rkl_ddi_disable_clock(struct intel_encoder *encoder)
RKL_DPCLKA_CFGCR0_DDI_CLK_OFF(phy));
}
+static struct intel_shared_dpll *rkl_ddi_get_pll(struct intel_encoder *encoder)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ enum phy phy = intel_port_to_phy(i915, encoder->port);
+
+ return _cnl_ddi_get_pll(i915, ICL_DPCLKA_CFGCR0,
+ RKL_DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(phy),
+ RKL_DPCLKA_CFGCR0_DDI_CLK_SEL_SHIFT(phy));
+}
+
static void dg1_ddi_enable_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
@@ -1692,6 +1704,16 @@ static void dg1_ddi_disable_clock(struct intel_encoder *encoder)
DG1_DPCLKA_CFGCR0_DDI_CLK_OFF(phy));
}
+static struct intel_shared_dpll *dg1_ddi_get_pll(struct intel_encoder *encoder)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ enum phy phy = intel_port_to_phy(i915, encoder->port);
+
+ return _cnl_ddi_get_pll(i915, DG1_DPCLKA_CFGCR0(phy),
+ DG1_DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(phy),
+ DG1_DPCLKA_CFGCR0_DDI_CLK_SEL_SHIFT(phy));
+}
+
static void icl_ddi_combo_enable_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
@@ -1717,6 +1739,16 @@ static void icl_ddi_combo_disable_clock(struct intel_encoder *encoder)
ICL_DPCLKA_CFGCR0_DDI_CLK_OFF(phy));
}
+struct intel_shared_dpll *icl_ddi_combo_get_pll(struct intel_encoder *encoder)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ enum phy phy = intel_port_to_phy(i915, encoder->port);
+
+ return _cnl_ddi_get_pll(i915, ICL_DPCLKA_CFGCR0,
+ ICL_DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(phy),
+ ICL_DPCLKA_CFGCR0_DDI_CLK_SEL_SHIFT(phy));
+}
+
static void jsl_ddi_tc_enable_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
@@ -1784,6 +1816,36 @@ static void icl_ddi_tc_disable_clock(struct intel_encoder *encoder)
intel_de_write(i915, DDI_CLK_SEL(port), DDI_CLK_SEL_NONE);
}
+static struct intel_shared_dpll *icl_ddi_tc_get_pll(struct intel_encoder *encoder)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ enum tc_port tc_port = intel_port_to_tc(i915, encoder->port);
+ enum port port = encoder->port;
+ enum intel_dpll_id id;
+ u32 tmp;
+
+ tmp = intel_de_read(i915, DDI_CLK_SEL(port));
+
+ switch (tmp & DDI_CLK_SEL_MASK) {
+ case DDI_CLK_SEL_TBT_162:
+ case DDI_CLK_SEL_TBT_270:
+ case DDI_CLK_SEL_TBT_540:
+ case DDI_CLK_SEL_TBT_810:
+ id = DPLL_ID_ICL_TBTPLL;
+ break;
+ case DDI_CLK_SEL_MG:
+ id = icl_tc_port_to_pll_id(tc_port);
+ break;
+ default:
+ MISSING_CASE(tmp);
+ fallthrough;
+ case DDI_CLK_SEL_NONE:
+ return NULL;
+ }
+
+ return intel_get_shared_dpll_by_id(i915, id);
+}
+
static void cnl_ddi_enable_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
@@ -1809,6 +1871,39 @@ static void cnl_ddi_disable_clock(struct intel_encoder *encoder)
DPCLKA_CFGCR0_DDI_CLK_OFF(port));
}
+static struct intel_shared_dpll *cnl_ddi_get_pll(struct intel_encoder *encoder)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ enum port port = encoder->port;
+
+ return _cnl_ddi_get_pll(i915, DPCLKA_CFGCR0,
+ DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(port),
+ DPCLKA_CFGCR0_DDI_CLK_SEL_SHIFT(port));
+}
+
+static struct intel_shared_dpll *bxt_ddi_get_pll(struct intel_encoder *encoder)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ enum intel_dpll_id id;
+
+ switch (encoder->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:
+ MISSING_CASE(encoder->port);
+ return NULL;
+ }
+
+ return intel_get_shared_dpll_by_id(i915, id);
+}
+
static void skl_ddi_enable_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
@@ -1843,6 +1938,28 @@ static void skl_ddi_disable_clock(struct intel_encoder *encoder)
mutex_unlock(&i915->dpll.lock);
}
+static struct intel_shared_dpll *skl_ddi_get_pll(struct intel_encoder *encoder)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ enum port port = encoder->port;
+ enum intel_dpll_id id;
+ u32 tmp;
+
+ tmp = intel_de_read(i915, DPLL_CTRL2);
+
+ /*
+ * FIXME Not sure if the override affects both
+ * the PLL selection and the CLK_OFF bit.
+ */
+ if ((tmp & DPLL_CTRL2_DDI_SEL_OVERRIDE(port)) == 0)
+ return NULL;
+
+ id = (tmp & DPLL_CTRL2_DDI_CLK_SEL_MASK(port)) >>
+ DPLL_CTRL2_DDI_CLK_SEL_SHIFT(port);
+
+ return intel_get_shared_dpll_by_id(i915, id);
+}
+
void hsw_ddi_enable_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
@@ -1864,6 +1981,44 @@ void hsw_ddi_disable_clock(struct intel_encoder *encoder)
intel_de_write(i915, PORT_CLK_SEL(port), PORT_CLK_SEL_NONE);
}
+static struct intel_shared_dpll *hsw_ddi_get_pll(struct intel_encoder *encoder)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ enum port port = encoder->port;
+ enum intel_dpll_id id;
+ u32 tmp;
+
+ tmp = intel_de_read(i915, PORT_CLK_SEL(port));
+
+ switch (tmp & PORT_CLK_SEL_MASK) {
+ 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(tmp);
+ fallthrough;
+ case PORT_CLK_SEL_NONE:
+ return NULL;
+ }
+
+ return intel_get_shared_dpll_by_id(i915, id);
+}
+
void intel_ddi_enable_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
@@ -3293,8 +3448,8 @@ static void intel_ddi_read_func_ctl(struct intel_encoder *encoder,
}
}
-void intel_ddi_get_config(struct intel_encoder *encoder,
- struct intel_crtc_state *pipe_config)
+static void intel_ddi_get_config(struct intel_encoder *encoder,
+ struct intel_crtc_state *pipe_config)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
enum transcoder cpu_transcoder = pipe_config->cpu_transcoder;
@@ -3341,7 +3496,7 @@ void intel_ddi_get_config(struct intel_encoder *encoder,
}
if (!pipe_config->bigjoiner_slave)
- intel_ddi_clock_get(encoder, pipe_config);
+ ddi_dotclock_get(pipe_config);
if (IS_GEN9_LP(dev_priv))
pipe_config->lane_lat_optim_mask =
@@ -3371,6 +3526,114 @@ void intel_ddi_get_config(struct intel_encoder *encoder,
intel_read_dp_sdp(encoder, pipe_config, DP_SDP_VSC);
}
+void intel_ddi_get_clock(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state,
+ struct intel_shared_dpll *pll)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ enum icl_port_dpll_id port_dpll_id = ICL_PORT_DPLL_DEFAULT;
+ struct icl_port_dpll *port_dpll = &crtc_state->icl_port_dplls[port_dpll_id];
+ bool pll_active;
+
+ port_dpll->pll = pll;
+ pll_active = intel_dpll_get_hw_state(i915, pll, &port_dpll->hw_state);
+ drm_WARN_ON(&i915->drm, !pll_active);
+
+ icl_set_active_port_dpll(crtc_state, port_dpll_id);
+
+ crtc_state->port_clock = intel_dpll_get_freq(i915, crtc_state->shared_dpll,
+ &crtc_state->dpll_hw_state);
+}
+
+static void adls_ddi_get_config(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state)
+{
+ intel_ddi_get_clock(encoder, crtc_state, adls_ddi_get_pll(encoder));
+ intel_ddi_get_config(encoder, crtc_state);
+}
+
+static void rkl_ddi_get_config(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state)
+{
+ intel_ddi_get_clock(encoder, crtc_state, rkl_ddi_get_pll(encoder));
+ intel_ddi_get_config(encoder, crtc_state);
+}
+
+static void dg1_ddi_get_config(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state)
+{
+ intel_ddi_get_clock(encoder, crtc_state, dg1_ddi_get_pll(encoder));
+ intel_ddi_get_config(encoder, crtc_state);
+}
+
+static void icl_ddi_combo_get_config(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state)
+{
+ intel_ddi_get_clock(encoder, crtc_state, icl_ddi_combo_get_pll(encoder));
+ intel_ddi_get_config(encoder, crtc_state);
+}
+
+static void icl_ddi_tc_get_config(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ enum icl_port_dpll_id port_dpll_id;
+ struct icl_port_dpll *port_dpll;
+ struct intel_shared_dpll *pll;
+ bool pll_active;
+
+ pll = icl_ddi_tc_get_pll(encoder);
+
+ if (intel_get_shared_dpll_id(i915, pll) == DPLL_ID_ICL_TBTPLL)
+ port_dpll_id = ICL_PORT_DPLL_DEFAULT;
+ else
+ port_dpll_id = ICL_PORT_DPLL_MG_PHY;
+
+ port_dpll = &crtc_state->icl_port_dplls[port_dpll_id];
+
+ port_dpll->pll = pll;
+ pll_active = intel_dpll_get_hw_state(i915, pll, &port_dpll->hw_state);
+ drm_WARN_ON(&i915->drm, !pll_active);
+
+ icl_set_active_port_dpll(crtc_state, port_dpll_id);
+
+ if (intel_get_shared_dpll_id(i915, crtc_state->shared_dpll) == DPLL_ID_ICL_TBTPLL)
+ crtc_state->port_clock = icl_calc_tbt_pll_link(i915, encoder->port);
+ else
+ crtc_state->port_clock = intel_dpll_get_freq(i915, crtc_state->shared_dpll,
+ &crtc_state->dpll_hw_state);
+
+ intel_ddi_get_config(encoder, crtc_state);
+}
+
+static void cnl_ddi_get_config(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state)
+{
+ intel_ddi_get_clock(encoder, crtc_state, cnl_ddi_get_pll(encoder));
+ intel_ddi_get_config(encoder, crtc_state);
+}
+
+static void bxt_ddi_get_config(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state)
+{
+ intel_ddi_get_clock(encoder, crtc_state, bxt_ddi_get_pll(encoder));
+ intel_ddi_get_config(encoder, crtc_state);
+}
+
+static void skl_ddi_get_config(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state)
+{
+ intel_ddi_get_clock(encoder, crtc_state, skl_ddi_get_pll(encoder));
+ intel_ddi_get_config(encoder, crtc_state);
+}
+
+void hsw_ddi_get_config(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state)
+{
+ intel_ddi_get_clock(encoder, crtc_state, hsw_ddi_get_pll(encoder));
+ intel_ddi_get_config(encoder, crtc_state);
+}
+
static void intel_ddi_sync_state(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
@@ -4057,7 +4320,6 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
encoder->post_disable = intel_ddi_post_disable;
encoder->update_pipe = intel_ddi_update_pipe;
encoder->get_hw_state = intel_ddi_get_hw_state;
- encoder->get_config = intel_ddi_get_config;
encoder->sync_state = intel_ddi_sync_state;
encoder->initial_fastset_check = intel_ddi_initial_fastset_check;
encoder->suspend = intel_dp_encoder_suspend;
@@ -4073,37 +4335,50 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
if (IS_ALDERLAKE_S(dev_priv)) {
encoder->enable_clock = adls_ddi_enable_clock;
encoder->disable_clock = adls_ddi_disable_clock;
+ encoder->get_config = adls_ddi_get_config;
} else if (IS_ROCKETLAKE(dev_priv)) {
encoder->enable_clock = rkl_ddi_enable_clock;
encoder->disable_clock = rkl_ddi_disable_clock;
+ encoder->get_config = rkl_ddi_get_config;
} else if (IS_DG1(dev_priv)) {
encoder->enable_clock = dg1_ddi_enable_clock;
encoder->disable_clock = dg1_ddi_disable_clock;
+ encoder->get_config = dg1_ddi_get_config;
} else if (IS_JSL_EHL(dev_priv)) {
if (intel_ddi_is_tc(dev_priv, port)) {
encoder->enable_clock = jsl_ddi_tc_enable_clock;
encoder->disable_clock = jsl_ddi_tc_disable_clock;
+ encoder->get_config = icl_ddi_combo_get_config;
} else {
encoder->enable_clock = icl_ddi_combo_enable_clock;
encoder->disable_clock = icl_ddi_combo_disable_clock;
+ encoder->get_config = icl_ddi_combo_get_config;
}
} else if (INTEL_GEN(dev_priv) >= 11) {
if (intel_ddi_is_tc(dev_priv, port)) {
encoder->enable_clock = icl_ddi_tc_enable_clock;
encoder->disable_clock = icl_ddi_tc_disable_clock;
+ encoder->get_config = icl_ddi_tc_get_config;
} else {
encoder->enable_clock = icl_ddi_combo_enable_clock;
encoder->disable_clock = icl_ddi_combo_disable_clock;
+ encoder->get_config = icl_ddi_combo_get_config;
}
} else if (IS_CANNONLAKE(dev_priv)) {
encoder->enable_clock = cnl_ddi_enable_clock;
encoder->disable_clock = cnl_ddi_disable_clock;
+ encoder->get_config = cnl_ddi_get_config;
+ } else if (IS_GEN9_LP(dev_priv)) {
+ /* BXT/GLK have fixed PLL->port mapping */
+ encoder->get_config = bxt_ddi_get_config;
} else if (IS_GEN9_BC(dev_priv)) {
encoder->enable_clock = skl_ddi_enable_clock;
encoder->disable_clock = skl_ddi_disable_clock;
+ encoder->get_config = skl_ddi_get_config;
} else if (IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv)) {
encoder->enable_clock = hsw_ddi_enable_clock;
encoder->disable_clock = hsw_ddi_disable_clock;
+ encoder->get_config = hsw_ddi_get_config;
}
if (IS_DG1(dev_priv))
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.h b/drivers/gpu/drm/i915/display/intel_ddi.h
index 4a0c1d5c85e7..0780c47efe0f 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.h
+++ b/drivers/gpu/drm/i915/display/intel_ddi.h
@@ -30,9 +30,15 @@ void intel_ddi_fdi_post_disable(struct intel_atomic_state *state,
const struct drm_connector_state *old_conn_state);
void intel_ddi_enable_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state);
+void intel_ddi_get_clock(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state,
+ struct intel_shared_dpll *pll);
void hsw_ddi_enable_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state);
void hsw_ddi_disable_clock(struct intel_encoder *encoder);
+void hsw_ddi_get_config(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state);
+struct intel_shared_dpll *icl_ddi_combo_get_pll(struct intel_encoder *encoder);
void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state);
void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv,
@@ -48,8 +54,6 @@ void intel_ddi_disable_pipe_clock(const struct intel_crtc_state *crtc_state);
void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state);
bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
-void intel_ddi_get_config(struct intel_encoder *encoder,
- struct intel_crtc_state *pipe_config);
void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
bool state);
void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv,
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 958c2a796bae..8b5cb814b679 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -6523,212 +6523,6 @@ 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)
@@ -6885,19 +6679,6 @@ 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);
-
/*
* Haswell has only FDI/PCH transcoder A. It is which is connected to
* DDI E. So just check whether this pipe is wired to DDI E and whether
--
2.26.2
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