#include "intel_ddi.h"
#include "intel_display_types.h"
#include "intel_dp.h"
+#include "intel_dp_mst.h"
#include "intel_dp_link_training.h"
#include "intel_dpio_phy.h"
#include "intel_dsi.h"
u32 dkl_de_emphasis_control;
};
-static const struct tgl_dkl_phy_ddi_buf_trans tgl_dkl_phy_ddi_translations[] = {
+static const struct tgl_dkl_phy_ddi_buf_trans tgl_dkl_phy_dp_ddi_trans[] = {
/* VS pre-emp Non-trans mV Pre-emph dB */
{ 0x7, 0x0, 0x00 }, /* 0 0 400mV 0 dB */
{ 0x5, 0x0, 0x03 }, /* 0 1 400mV 3.5 dB */
{ 0x0, 0x0, 0x00 }, /* 3 0 1200mV 0 dB HDMI default */
};
+static const struct tgl_dkl_phy_ddi_buf_trans tgl_dkl_phy_hdmi_ddi_trans[] = {
+ /* HDMI Preset VS Pre-emph */
+ { 0x7, 0x0, 0x0 }, /* 1 400mV 0dB */
+ { 0x6, 0x0, 0x0 }, /* 2 500mV 0dB */
+ { 0x4, 0x0, 0x0 }, /* 3 650mV 0dB */
+ { 0x2, 0x0, 0x0 }, /* 4 800mV 0dB */
+ { 0x0, 0x0, 0x0 }, /* 5 1000mV 0dB */
+ { 0x0, 0x0, 0x5 }, /* 6 Full -1.5 dB */
+ { 0x0, 0x0, 0x6 }, /* 7 Full -1.8 dB */
+ { 0x0, 0x0, 0x7 }, /* 8 Full -2 dB */
+ { 0x0, 0x0, 0x8 }, /* 9 Full -2.5 dB */
+ { 0x0, 0x0, 0xA }, /* 10 Full -3 dB */
+};
+
static const struct ddi_buf_trans *
bdw_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
{
static int intel_ddi_hdmi_level(struct drm_i915_private *dev_priv, enum port port)
{
+ struct ddi_vbt_port_info *port_info = &dev_priv->vbt.ddi_port_info[port];
int n_entries, level, default_entry;
enum phy phy = intel_port_to_phy(dev_priv, port);
- level = dev_priv->vbt.ddi_port_info[port].hdmi_level_shift;
-
if (INTEL_GEN(dev_priv) >= 12) {
if (intel_phy_is_combo(dev_priv, phy))
icl_get_combo_buf_trans(dev_priv, INTEL_OUTPUT_HDMI,
0, &n_entries);
else
- n_entries = ARRAY_SIZE(tgl_dkl_phy_ddi_translations);
+ n_entries = ARRAY_SIZE(tgl_dkl_phy_hdmi_ddi_trans);
default_entry = n_entries - 1;
} else if (INTEL_GEN(dev_priv) == 11) {
if (intel_phy_is_combo(dev_priv, phy))
return 0;
}
- /* Choose a good default if VBT is badly populated */
- if (level == HDMI_LEVEL_SHIFT_UNKNOWN || level >= n_entries)
- level = default_entry;
-
if (WARN_ON_ONCE(n_entries == 0))
return 0;
+
+ if (port_info->hdmi_level_shift_set)
+ level = port_info->hdmi_level_shift;
+ else
+ level = default_entry;
+
if (WARN_ON_ONCE(level >= n_entries))
level = n_entries - 1;
* DDI A (which is used for eDP)
*/
-void hsw_fdi_link_train(struct intel_crtc *crtc,
+void hsw_fdi_link_train(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
- struct drm_device *dev = crtc->base.dev;
- struct drm_i915_private *dev_priv = to_i915(dev);
- struct intel_encoder *encoder;
+ struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
+ struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
u32 temp, i, rx_ctl_val, ddi_pll_sel;
- for_each_encoder_on_crtc(dev, &crtc->base, encoder) {
- WARN_ON(encoder->type != INTEL_OUTPUT_ANALOG);
- intel_prepare_dp_ddi_buffers(encoder, crtc_state);
- }
+ intel_prepare_dp_ddi_buffers(encoder, crtc_state);
/* Set the FDI_RX_MISC pwrdn lanes and the 2 workarounds listed at the
* mode set "sequence for CRT port" document:
if (pipe_config->pixel_multiplier)
dotclock /= pipe_config->pixel_multiplier;
- pipe_config->base.adjusted_mode.crtc_clock = dotclock;
+ pipe_config->hw.adjusted_mode.crtc_clock = dotclock;
}
static void icl_ddi_clock_get(struct intel_encoder *encoder,
void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state)
{
- struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
+ struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
u32 temp;
I915_WRITE(TRANS_MSA_MISC(cpu_transcoder), temp);
}
-void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
- bool state)
-{
- struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
- struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
- enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
- u32 temp;
-
- temp = I915_READ(TRANS_DDI_FUNC_CTL(cpu_transcoder));
- if (state == true)
- temp |= TRANS_DDI_DP_VC_PAYLOAD_ALLOC;
- else
- temp &= ~TRANS_DDI_DP_VC_PAYLOAD_ALLOC;
- I915_WRITE(TRANS_DDI_FUNC_CTL(cpu_transcoder), temp);
-}
-
/*
* Returns the TRANS_DDI_FUNC_CTL value based on CRTC state.
*
static u32
intel_ddi_transcoder_func_reg_val_get(const struct intel_crtc_state *crtc_state)
{
- struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
+ struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct intel_encoder *encoder = intel_ddi_get_crtc_encoder(crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
enum pipe pipe = crtc->pipe;
BUG();
}
- if (crtc_state->base.adjusted_mode.flags & DRM_MODE_FLAG_PVSYNC)
+ if (crtc_state->hw.adjusted_mode.flags & DRM_MODE_FLAG_PVSYNC)
temp |= TRANS_DDI_PVSYNC;
- if (crtc_state->base.adjusted_mode.flags & DRM_MODE_FLAG_PHSYNC)
+ if (crtc_state->hw.adjusted_mode.flags & DRM_MODE_FLAG_PHSYNC)
temp |= TRANS_DDI_PHSYNC;
if (cpu_transcoder == TRANSCODER_EDP) {
temp |= TRANS_DDI_MODE_SELECT_DP_MST;
temp |= DDI_PORT_WIDTH(crtc_state->lane_count);
- if (INTEL_GEN(dev_priv) >= 12)
- temp |= TRANS_DDI_MST_TRANSPORT_SELECT(crtc_state->cpu_transcoder);
+ if (INTEL_GEN(dev_priv) >= 12) {
+ enum transcoder master;
+
+ master = crtc_state->mst_master_transcoder;
+ WARN_ON(master == INVALID_TRANSCODER);
+ temp |= TRANS_DDI_MST_TRANSPORT_SELECT(master);
+ }
} else {
temp |= TRANS_DDI_MODE_SELECT_DP_SST;
temp |= DDI_PORT_WIDTH(crtc_state->lane_count);
void intel_ddi_enable_transcoder_func(const struct intel_crtc_state *crtc_state)
{
- struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
+ struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
u32 temp;
temp = intel_ddi_transcoder_func_reg_val_get(crtc_state);
+ if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DP_MST))
+ temp |= TRANS_DDI_DP_VC_PAYLOAD_ALLOC;
I915_WRITE(TRANS_DDI_FUNC_CTL(cpu_transcoder), temp);
}
static void
intel_ddi_config_transcoder_func(const struct intel_crtc_state *crtc_state)
{
- struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
+ struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
u32 temp;
void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state)
{
- struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
+ struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
- i915_reg_t reg = TRANS_DDI_FUNC_CTL(cpu_transcoder);
- u32 val = I915_READ(reg);
+ u32 val;
+
+ val = I915_READ(TRANS_DDI_FUNC_CTL(cpu_transcoder));
+ val &= ~TRANS_DDI_FUNC_ENABLE;
if (INTEL_GEN(dev_priv) >= 12) {
- val &= ~(TRANS_DDI_FUNC_ENABLE | TGL_TRANS_DDI_PORT_MASK |
- TRANS_DDI_DP_VC_PAYLOAD_ALLOC);
+ if (!intel_dp_mst_is_master_trans(crtc_state))
+ val &= ~TGL_TRANS_DDI_PORT_MASK;
} else {
- val &= ~(TRANS_DDI_FUNC_ENABLE | TRANS_DDI_PORT_MASK |
- TRANS_DDI_DP_VC_PAYLOAD_ALLOC);
+ val &= ~TRANS_DDI_PORT_MASK;
}
- I915_WRITE(reg, val);
+ I915_WRITE(TRANS_DDI_FUNC_CTL(cpu_transcoder), val);
if (dev_priv->quirks & QUIRK_INCREASE_DDI_DISABLED_TIME &&
intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI)) {
void intel_ddi_enable_pipe_clock(const struct intel_crtc_state *crtc_state)
{
- struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
+ struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
struct intel_encoder *encoder = intel_ddi_get_crtc_encoder(crtc);
enum port port = encoder->port;
void intel_ddi_disable_pipe_clock(const struct intel_crtc_state *crtc_state)
{
- struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
+ struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev);
enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
if (cpu_transcoder != TRANSCODER_EDP) {
icl_get_combo_buf_trans(dev_priv, encoder->type,
intel_dp->link_rate, &n_entries);
else
- n_entries = ARRAY_SIZE(tgl_dkl_phy_ddi_translations);
+ n_entries = ARRAY_SIZE(tgl_dkl_phy_dp_ddi_trans);
} else if (INTEL_GEN(dev_priv) == 11) {
if (intel_phy_is_combo(dev_priv, phy))
icl_get_combo_buf_trans(dev_priv, encoder->type,
const struct tgl_dkl_phy_ddi_buf_trans *ddi_translations;
u32 n_entries, val, ln, dpcnt_mask, dpcnt_val;
- n_entries = ARRAY_SIZE(tgl_dkl_phy_ddi_translations);
- ddi_translations = tgl_dkl_phy_ddi_translations;
+ if (encoder->type == INTEL_OUTPUT_HDMI) {
+ n_entries = ARRAY_SIZE(tgl_dkl_phy_hdmi_ddi_trans);
+ ddi_translations = tgl_dkl_phy_hdmi_ddi_trans;
+ } else {
+ n_entries = ARRAY_SIZE(tgl_dkl_phy_dp_ddi_trans);
+ ddi_translations = tgl_dkl_phy_dp_ddi_trans;
+ }
if (level >= n_entries)
level = n_entries - 1;
mutex_unlock(&dev_priv->dpll_lock);
}
+static void icl_sanitize_port_clk_off(struct drm_i915_private *dev_priv,
+ u32 port_mask, bool ddi_clk_needed)
+{
+ enum port port;
+ u32 val;
+
+ val = I915_READ(ICL_DPCLKA_CFGCR0);
+ for_each_port_masked(port, port_mask) {
+ enum phy phy = intel_port_to_phy(dev_priv, port);
+ bool ddi_clk_off = val & icl_dpclka_cfgcr0_clk_off(dev_priv,
+ phy);
+
+ if (ddi_clk_needed == !ddi_clk_off)
+ continue;
+
+ /*
+ * Punt on the case now where clock is gated, but it would
+ * be needed by the port. Something else is really broken then.
+ */
+ if (WARN_ON(ddi_clk_needed))
+ continue;
+
+ DRM_NOTE("PHY %c is disabled/in DSI mode with an ungated DDI clock, gate it\n",
+ phy_name(phy));
+ val |= icl_dpclka_cfgcr0_clk_off(dev_priv, phy);
+ I915_WRITE(ICL_DPCLKA_CFGCR0, val);
+ }
+}
+
void icl_sanitize_encoder_pll_mapping(struct intel_encoder *encoder)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
- u32 val;
- enum port port;
u32 port_mask;
bool ddi_clk_needed;
ddi_clk_needed = false;
}
- val = I915_READ(ICL_DPCLKA_CFGCR0);
- for_each_port_masked(port, port_mask) {
- enum phy phy = intel_port_to_phy(dev_priv, port);
-
- bool ddi_clk_ungated = !(val &
- icl_dpclka_cfgcr0_clk_off(dev_priv,
- phy));
-
- if (ddi_clk_needed == ddi_clk_ungated)
- continue;
-
- /*
- * Punt on the case now where clock is gated, but it would
- * be needed by the port. Something else is really broken then.
- */
- if (WARN_ON(ddi_clk_needed))
- continue;
-
- DRM_NOTE("PHY %c is disabled/in DSI mode with an ungated DDI clock, gate it\n",
- phy_name(port));
- val |= icl_dpclka_cfgcr0_clk_off(dev_priv, phy);
- I915_WRITE(ICL_DPCLKA_CFGCR0, val);
- }
+ icl_sanitize_port_clk_off(dev_priv, port_mask, ddi_clk_needed);
}
static void intel_ddi_clk_select(struct intel_encoder *encoder,
static void
tgl_clear_psr2_transcoder_exitline(const struct intel_crtc_state *cstate)
{
- struct drm_i915_private *dev_priv = to_i915(cstate->base.crtc->dev);
+ struct drm_i915_private *dev_priv = to_i915(cstate->uapi.crtc->dev);
u32 val;
if (!cstate->dc3co_exitline)
tgl_set_psr2_transcoder_exitline(const struct intel_crtc_state *cstate)
{
u32 val, exit_scanlines;
- struct drm_i915_private *dev_priv = to_i915(cstate->base.crtc->dev);
+ struct drm_i915_private *dev_priv = to_i915(cstate->uapi.crtc->dev);
if (!cstate->dc3co_exitline)
return;
struct intel_crtc_state *cstate)
{
u32 exit_scanlines;
- struct drm_i915_private *dev_priv = to_i915(cstate->base.crtc->dev);
- u32 crtc_vdisplay = cstate->base.adjusted_mode.crtc_vdisplay;
+ struct drm_i915_private *dev_priv = to_i915(cstate->uapi.crtc->dev);
+ u32 crtc_vdisplay = cstate->hw.adjusted_mode.crtc_vdisplay;
cstate->dc3co_exitline = 0;
return;
/* B.Specs:49196 DC3CO only works with pipeA and DDIA.*/
- if (to_intel_crtc(cstate->base.crtc)->pipe != PIPE_A ||
+ if (to_intel_crtc(cstate->uapi.crtc)->pipe != PIPE_A ||
encoder->port != PORT_A)
return;
- if (!cstate->has_psr2 || !cstate->base.active)
+ if (!cstate->has_psr2 || !cstate->hw.active)
return;
/*
* PSR2 transcoder Early Exit scanlines = ROUNDUP(200 / line time) + 1
*/
exit_scanlines =
- intel_usecs_to_scanlines(&cstate->base.adjusted_mode, 200) + 1;
+ intel_usecs_to_scanlines(&cstate->hw.adjusted_mode, 200) + 1;
if (WARN_ON(exit_scanlines > crtc_vdisplay))
return;
static void tgl_dc3co_exitline_get_config(struct intel_crtc_state *crtc_state)
{
u32 val;
- struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
+ struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev);
if (INTEL_GEN(dev_priv) < 12)
return;
intel_dp->regs.dp_tp_ctl = TGL_DP_TP_CTL(transcoder);
intel_dp->regs.dp_tp_status = TGL_DP_TP_STATUS(transcoder);
- /* 1.a got on intel_atomic_commit_tail() */
+ /*
+ * 1. Enable Power Wells
+ *
+ * This was handled at the beginning of intel_atomic_commit_tail(),
+ * before we called down into this function.
+ */
- /* 2. */
+ /* 2. Enable Panel Power if PPS is required */
intel_edp_panel_on(intel_dp);
/*
- * 1.b, 3. and 4.a is done before tgl_ddi_pre_enable_dp() by:
- * haswell_crtc_enable()->intel_encoders_pre_pll_enable() and
- * haswell_crtc_enable()->intel_enable_shared_dpll()
+ * 3. For non-TBT Type-C ports, set FIA lane count
+ * (DFLEXDPSP.DPX4TXLATC)
+ *
+ * This was done before tgl_ddi_pre_enable_dp by
+ * hsw_crtc_enable()->intel_encoders_pre_pll_enable().
*/
- /* 4.b */
+ /*
+ * 4. Enable the port PLL.
+ *
+ * The PLL enabling itself was already done before this function by
+ * hsw_crtc_enable()->intel_enable_shared_dpll(). We need only
+ * configure the PLL to port mapping here.
+ */
intel_ddi_clk_select(encoder, crtc_state);
- /* 5. */
+ /* 5. If IO power is controlled through PWR_WELL_CTL, Enable IO Power */
if (!intel_phy_is_tc(dev_priv, phy) ||
dig_port->tc_mode != TC_PORT_TBT_ALT)
intel_display_power_get(dev_priv,
dig_port->ddi_io_power_domain);
- /* 6. */
+ /* 6. Program DP_MODE */
icl_program_mg_dp_mode(dig_port, crtc_state);
/*
- * 7.a - Steps in this function should only be executed over MST
- * master, what will be taken in care by MST hook
- * intel_mst_pre_enable_dp()
+ * 7. The rest of the below are substeps under the bspec's "Enable and
+ * Train Display Port" step. Note that steps that are specific to
+ * MST will be handled by intel_mst_pre_enable_dp() before/after it
+ * calls into this function. Also intel_mst_pre_enable_dp() only calls
+ * us when active_mst_links==0, so any steps designated for "single
+ * stream or multi-stream master transcoder" can just be performed
+ * unconditionally here.
+ */
+
+ /*
+ * 7.a Configure Transcoder Clock Select to direct the Port clock to the
+ * Transcoder.
*/
intel_ddi_enable_pipe_clock(crtc_state);
- /* 7.b */
+ /*
+ * 7.b Configure TRANS_DDI_FUNC_CTL DDI Select, DDI Mode Select & MST
+ * Transport Select
+ */
intel_ddi_config_transcoder_func(crtc_state);
- /* 7.d */
+ /*
+ * 7.c Configure & enable DP_TP_CTL with link training pattern 1
+ * selected
+ *
+ * This will be handled by the intel_dp_start_link_train() farther
+ * down this function.
+ */
+
+ /*
+ * 7.d Type C with DP alternate or fixed/legacy/static connection -
+ * Disable PHY clock gating per Type-C DDI Buffer page
+ */
icl_phy_set_clock_gating(dig_port, false);
- /* 7.e */
+ /* 7.e Configure voltage swing and related IO settings */
tgl_ddi_vswing_sequence(encoder, crtc_state->port_clock, level,
encoder->type);
- /* 7.f */
+ /*
+ * 7.f Combo PHY: Configure PORT_CL_DW10 Static Power Down to power up
+ * the used lanes of the DDI.
+ */
if (intel_phy_is_combo(dev_priv, phy)) {
bool lane_reversal =
dig_port->saved_port_bits & DDI_BUF_PORT_REVERSAL;
lane_reversal);
}
- /* 7.g */
+ /*
+ * 7.g Configure and enable DDI_BUF_CTL
+ * 7.h Wait for DDI_BUF_CTL DDI Idle Status = 0b (Not Idle), timeout
+ * after 500 us.
+ *
+ * We only configure what the register value will be here. Actual
+ * enabling happens during link training farther down.
+ */
intel_ddi_init_dp_buf_reg(encoder);
if (!is_mst)
* training
*/
intel_dp_sink_set_fec_ready(intel_dp, crtc_state);
- /* 7.c, 7.h, 7.i, 7.j */
+
+ /*
+ * 7.i Follow DisplayPort specification training sequence (see notes for
+ * failure handling)
+ * 7.j If DisplayPort multi-stream - Set DP_TP_CTL link training to Idle
+ * Pattern, wait for 5 idle patterns (DP_TP_STATUS Min_Idles_Sent)
+ * (timeout after 800 us)
+ */
intel_dp_start_link_train(intel_dp);
- /* 7.k */
+ /* 7.k Set DP_TP_CTL link training to Normal */
if (!is_trans_port_sync_mode(crtc_state))
intel_dp_stop_link_train(intel_dp);
* so not enabling it for now.
*/
- /* 7.l */
+ /* 7.l Configure and enable FEC if needed */
intel_ddi_enable_fec(encoder, crtc_state);
intel_dsc_enable(encoder, crtc_state);
}
const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state)
{
- struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
+ struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
enum pipe pipe = crtc->pipe;
INTEL_OUTPUT_DP_MST);
enum phy phy = intel_port_to_phy(dev_priv, encoder->port);
- if (!is_mst) {
- intel_ddi_disable_pipe_clock(old_crtc_state);
- /*
- * Power down sink before disabling the port, otherwise we end
- * up getting interrupts from the sink on detecting link loss.
- */
- intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF);
+ /*
+ * Power down sink before disabling the port, otherwise we end
+ * up getting interrupts from the sink on detecting link loss.
+ */
+ intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF);
+
+ if (INTEL_GEN(dev_priv) >= 12) {
+ if (is_mst) {
+ enum transcoder cpu_transcoder = old_crtc_state->cpu_transcoder;
+ u32 val;
+
+ val = I915_READ(TRANS_DDI_FUNC_CTL(cpu_transcoder));
+ val &= ~TGL_TRANS_DDI_PORT_MASK;
+ I915_WRITE(TRANS_DDI_FUNC_CTL(cpu_transcoder), val);
+ }
+ } else {
+ if (!is_mst)
+ intel_ddi_disable_pipe_clock(old_crtc_state);
}
intel_disable_ddi_buf(encoder, old_crtc_state);
+ /*
+ * From TGL spec: "If single stream or multi-stream master transcoder:
+ * Configure Transcoder Clock select to direct no clock to the
+ * transcoder"
+ */
+ if (INTEL_GEN(dev_priv) >= 12)
+ intel_ddi_disable_pipe_clock(old_crtc_state);
+
intel_edp_panel_vdd_on(intel_dp);
intel_edp_panel_off(intel_dp);
intel_dp_dual_mode_set_tmds_output(intel_hdmi, false);
}
+static void icl_disable_transcoder_port_sync(const struct intel_crtc_state *old_crtc_state)
+{
+ struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc);
+ struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
+ i915_reg_t reg;
+ u32 trans_ddi_func_ctl2_val;
+
+ if (old_crtc_state->master_transcoder == INVALID_TRANSCODER)
+ return;
+
+ DRM_DEBUG_KMS("Disabling Transcoder Port Sync on Slave Transcoder %s\n",
+ transcoder_name(old_crtc_state->cpu_transcoder));
+
+ reg = TRANS_DDI_FUNC_CTL2(old_crtc_state->cpu_transcoder);
+ trans_ddi_func_ctl2_val = ~(PORT_SYNC_MODE_ENABLE |
+ PORT_SYNC_MODE_MASTER_SELECT_MASK);
+ I915_WRITE(reg, trans_ddi_func_ctl2_val);
+}
+
static void intel_ddi_post_disable(struct intel_encoder *encoder,
const struct intel_crtc_state *old_crtc_state,
const struct drm_connector_state *old_conn_state)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+ struct intel_digital_port *dig_port = enc_to_dig_port(&encoder->base);
+ enum phy phy = intel_port_to_phy(dev_priv, encoder->port);
+ bool is_tc_port = intel_phy_is_tc(dev_priv, phy);
+
+ intel_crtc_vblank_off(old_crtc_state);
+
+ intel_disable_pipe(old_crtc_state);
+
+ if (INTEL_GEN(dev_priv) >= 11)
+ icl_disable_transcoder_port_sync(old_crtc_state);
+
+ intel_ddi_disable_transcoder_func(old_crtc_state);
+
+ intel_dsc_disable(old_crtc_state);
+
+ if (INTEL_GEN(dev_priv) >= 9)
+ skl_scaler_disable(old_crtc_state);
+ else
+ ironlake_pfit_disable(old_crtc_state);
/*
* When called from DP MST code:
if (INTEL_GEN(dev_priv) >= 11)
icl_unmap_plls_to_ports(encoder);
+
+ if (intel_crtc_has_dp_encoder(old_crtc_state) || is_tc_port)
+ intel_display_power_put_unchecked(dev_priv,
+ intel_ddi_main_link_aux_domain(dig_port));
+
+ if (is_tc_port)
+ intel_tc_port_put_link(dig_port);
}
void intel_ddi_fdi_post_disable(struct intel_encoder *encoder,
if (conn_state->content_protection ==
DRM_MODE_CONTENT_PROTECTION_DESIRED)
intel_hdcp_enable(to_intel_connector(conn_state->connector),
+ crtc_state->cpu_transcoder,
(u8)conn_state->hdcp_content_type);
}
if (conn_state->content_protection ==
DRM_MODE_CONTENT_PROTECTION_DESIRED ||
content_protection_type_changed)
- intel_hdcp_enable(connector, (u8)conn_state->hdcp_content_type);
+ intel_hdcp_enable(connector,
+ crtc_state->cpu_transcoder,
+ (u8)conn_state->hdcp_content_type);
}
static void
WARN_ON(crtc && crtc->active);
intel_tc_port_get_link(enc_to_dig_port(&encoder->base), required_lanes);
- if (crtc_state && crtc_state->base.active)
+ if (crtc_state && crtc_state->hw.active)
intel_update_active_dpll(state, crtc, encoder);
}
crtc_state->lane_lat_optim_mask);
}
-static void
-intel_ddi_post_pll_disable(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state,
- const struct drm_connector_state *conn_state)
-{
- struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
- struct intel_digital_port *dig_port = enc_to_dig_port(&encoder->base);
- enum phy phy = intel_port_to_phy(dev_priv, encoder->port);
- bool is_tc_port = intel_phy_is_tc(dev_priv, phy);
-
- if (intel_crtc_has_dp_encoder(crtc_state) || is_tc_port)
- intel_display_power_put_unchecked(dev_priv,
- intel_ddi_main_link_aux_domain(dig_port));
-
- if (is_tc_port)
- intel_tc_port_put_link(dig_port);
-}
-
static void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct drm_i915_private *dev_priv =
to_i915(intel_dig_port->base.base.dev);
enum port port = intel_dig_port->base.port;
- u32 val;
+ u32 dp_tp_ctl, ddi_buf_ctl;
bool wait = false;
- if (I915_READ(intel_dp->regs.dp_tp_ctl) & DP_TP_CTL_ENABLE) {
- val = I915_READ(DDI_BUF_CTL(port));
- if (val & DDI_BUF_CTL_ENABLE) {
- val &= ~DDI_BUF_CTL_ENABLE;
- I915_WRITE(DDI_BUF_CTL(port), val);
+ dp_tp_ctl = I915_READ(intel_dp->regs.dp_tp_ctl);
+
+ if (dp_tp_ctl & DP_TP_CTL_ENABLE) {
+ ddi_buf_ctl = I915_READ(DDI_BUF_CTL(port));
+ if (ddi_buf_ctl & DDI_BUF_CTL_ENABLE) {
+ I915_WRITE(DDI_BUF_CTL(port),
+ ddi_buf_ctl & ~DDI_BUF_CTL_ENABLE);
wait = true;
}
- val = I915_READ(intel_dp->regs.dp_tp_ctl);
- val &= ~(DP_TP_CTL_ENABLE | DP_TP_CTL_LINK_TRAIN_MASK);
- val |= DP_TP_CTL_LINK_TRAIN_PAT1;
- I915_WRITE(intel_dp->regs.dp_tp_ctl, val);
+ dp_tp_ctl &= ~(DP_TP_CTL_ENABLE | DP_TP_CTL_LINK_TRAIN_MASK);
+ dp_tp_ctl |= DP_TP_CTL_LINK_TRAIN_PAT1;
+ I915_WRITE(intel_dp->regs.dp_tp_ctl, dp_tp_ctl);
POSTING_READ(intel_dp->regs.dp_tp_ctl);
if (wait)
intel_wait_ddi_buf_idle(dev_priv, port);
}
- val = DP_TP_CTL_ENABLE |
- DP_TP_CTL_LINK_TRAIN_PAT1 | DP_TP_CTL_SCRAMBLE_DISABLE;
+ dp_tp_ctl = DP_TP_CTL_ENABLE |
+ DP_TP_CTL_LINK_TRAIN_PAT1 | DP_TP_CTL_SCRAMBLE_DISABLE;
if (intel_dp->link_mst)
- val |= DP_TP_CTL_MODE_MST;
+ dp_tp_ctl |= DP_TP_CTL_MODE_MST;
else {
- val |= DP_TP_CTL_MODE_SST;
+ dp_tp_ctl |= DP_TP_CTL_MODE_SST;
if (drm_dp_enhanced_frame_cap(intel_dp->dpcd))
- val |= DP_TP_CTL_ENHANCED_FRAME_ENABLE;
+ dp_tp_ctl |= DP_TP_CTL_ENHANCED_FRAME_ENABLE;
}
- I915_WRITE(intel_dp->regs.dp_tp_ctl, val);
+ I915_WRITE(intel_dp->regs.dp_tp_ctl, dp_tp_ctl);
POSTING_READ(intel_dp->regs.dp_tp_ctl);
intel_dp->DP |= DDI_BUF_CTL_ENABLE;
struct intel_crtc_state *pipe_config)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
- struct intel_crtc *intel_crtc = to_intel_crtc(pipe_config->base.crtc);
+ struct intel_crtc *intel_crtc = to_intel_crtc(pipe_config->uapi.crtc);
enum transcoder cpu_transcoder = pipe_config->cpu_transcoder;
u32 temp, flags = 0;
if (WARN_ON(transcoder_is_dsi(cpu_transcoder)))
return;
+ intel_dsc_get_config(encoder, pipe_config);
+
temp = I915_READ(TRANS_DDI_FUNC_CTL(cpu_transcoder));
if (temp & TRANS_DDI_PHSYNC)
flags |= DRM_MODE_FLAG_PHSYNC;
else
flags |= DRM_MODE_FLAG_NVSYNC;
- pipe_config->base.adjusted_mode.flags |= flags;
+ pipe_config->hw.adjusted_mode.flags |= flags;
switch (temp & TRANS_DDI_BPC_MASK) {
case TRANS_DDI_BPC_6:
pipe_config->output_types |= BIT(INTEL_OUTPUT_DP_MST);
pipe_config->lane_count =
((temp & DDI_PORT_WIDTH_MASK) >> DDI_PORT_WIDTH_SHIFT) + 1;
+
+ if (INTEL_GEN(dev_priv) >= 12)
+ pipe_config->mst_master_transcoder =
+ REG_FIELD_GET(TRANS_DDI_MST_TRANSPORT_SELECT_MASK, temp);
+
intel_dp_get_m_n(intel_crtc, pipe_config);
break;
default:
struct intel_crtc_state *pipe_config,
struct drm_connector_state *conn_state)
{
- struct intel_crtc *crtc = to_intel_crtc(pipe_config->base.crtc);
+ struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
enum port port = encoder->port;
int ret;
WARN_ON(!intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI));
- if (!crtc_state->base.active)
+ if (!crtc_state->hw.active)
return 0;
if (!crtc_state->hdmi_high_tmds_clock_ratio &&
struct ddi_vbt_port_info *port_info =
&dev_priv->vbt.ddi_port_info[port];
struct intel_digital_port *intel_dig_port;
- struct intel_encoder *intel_encoder;
- struct drm_encoder *encoder;
+ struct intel_encoder *encoder;
bool init_hdmi, init_dp, init_lspcon = false;
enum phy phy = intel_port_to_phy(dev_priv, port);
if (!intel_dig_port)
return;
- intel_encoder = &intel_dig_port->base;
- encoder = &intel_encoder->base;
+ encoder = &intel_dig_port->base;
- drm_encoder_init(&dev_priv->drm, encoder, &intel_ddi_funcs,
+ drm_encoder_init(&dev_priv->drm, &encoder->base, &intel_ddi_funcs,
DRM_MODE_ENCODER_TMDS, "DDI %c", port_name(port));
- intel_encoder->hotplug = intel_ddi_hotplug;
- intel_encoder->compute_output_type = intel_ddi_compute_output_type;
- intel_encoder->compute_config = intel_ddi_compute_config;
- intel_encoder->enable = intel_enable_ddi;
- intel_encoder->pre_pll_enable = intel_ddi_pre_pll_enable;
- intel_encoder->post_pll_disable = intel_ddi_post_pll_disable;
- intel_encoder->pre_enable = intel_ddi_pre_enable;
- intel_encoder->disable = intel_disable_ddi;
- intel_encoder->post_disable = intel_ddi_post_disable;
- intel_encoder->update_pipe = intel_ddi_update_pipe;
- intel_encoder->get_hw_state = intel_ddi_get_hw_state;
- intel_encoder->get_config = intel_ddi_get_config;
- intel_encoder->suspend = intel_dp_encoder_suspend;
- intel_encoder->get_power_domains = intel_ddi_get_power_domains;
- intel_encoder->type = INTEL_OUTPUT_DDI;
- intel_encoder->power_domain = intel_port_to_power_domain(port);
- intel_encoder->port = port;
- intel_encoder->cloneable = 0;
- intel_encoder->pipe_mask = ~0;
+ encoder->hotplug = intel_ddi_hotplug;
+ encoder->compute_output_type = intel_ddi_compute_output_type;
+ encoder->compute_config = intel_ddi_compute_config;
+ encoder->enable = intel_enable_ddi;
+ encoder->pre_pll_enable = intel_ddi_pre_pll_enable;
+ encoder->pre_enable = intel_ddi_pre_enable;
+ encoder->disable = intel_disable_ddi;
+ 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->suspend = intel_dp_encoder_suspend;
+ encoder->get_power_domains = intel_ddi_get_power_domains;
+
+ encoder->type = INTEL_OUTPUT_DDI;
+ encoder->power_domain = intel_port_to_power_domain(port);
+ encoder->port = port;
+ encoder->cloneable = 0;
+ encoder->pipe_mask = ~0;
if (INTEL_GEN(dev_priv) >= 11)
intel_dig_port->saved_port_bits = I915_READ(DDI_BUF_CTL(port)) &
else
intel_dig_port->saved_port_bits = I915_READ(DDI_BUF_CTL(port)) &
(DDI_BUF_PORT_REVERSAL | DDI_A_4_LANES);
+
intel_dig_port->dp.output_reg = INVALID_MMIO_REG;
intel_dig_port->max_lanes = intel_ddi_max_lanes(intel_dig_port);
intel_dig_port->aux_ch = intel_bios_port_aux_ch(dev_priv, port);
intel_tc_port_init(intel_dig_port, is_legacy);
- intel_encoder->update_prepare = intel_ddi_update_prepare;
- intel_encoder->update_complete = intel_ddi_update_complete;
+ encoder->update_prepare = intel_ddi_update_prepare;
+ encoder->update_complete = intel_ddi_update_complete;
}
WARN_ON(port > PORT_I);
/* In theory we don't need the encoder->type check, but leave it just in
* case we have some really bad VBTs... */
- if (intel_encoder->type != INTEL_OUTPUT_EDP && init_hdmi) {
+ if (encoder->type != INTEL_OUTPUT_EDP && init_hdmi) {
if (!intel_ddi_init_hdmi_connector(intel_dig_port))
goto err;
}
return;
err:
- drm_encoder_cleanup(encoder);
+ drm_encoder_cleanup(&encoder->base);
kfree(intel_dig_port);
}
projects / linux-2.6-microblaze.git / blobdiff