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path: root/drivers/gpu/drm/i915/display/intel_cx0_phy.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_cx0_phy.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_cx0_phy.c263
1 files changed, 123 insertions, 140 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
index 801235a5bc0a..d98b4cf6b60e 100644
--- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
@@ -8,7 +8,6 @@
#include <drm/drm_print.h>
-#include "i915_utils.h"
#include "intel_alpm.h"
#include "intel_cx0_phy.h"
#include "intel_cx0_phy_regs.h"
@@ -16,16 +15,15 @@
#include "intel_ddi_buf_trans.h"
#include "intel_de.h"
#include "intel_display_types.h"
+#include "intel_display_utils.h"
#include "intel_dp.h"
#include "intel_hdmi.h"
+#include "intel_lt_phy.h"
#include "intel_panel.h"
#include "intel_psr.h"
#include "intel_snps_hdmi_pll.h"
#include "intel_tc.h"
-#define MB_WRITE_COMMITTED true
-#define MB_WRITE_UNCOMMITTED false
-
#define for_each_cx0_lane_in_mask(__lane_mask, __lane) \
for ((__lane) = 0; (__lane) < 2; (__lane)++) \
for_each_if((__lane_mask) & BIT(__lane))
@@ -39,14 +37,12 @@ bool intel_encoder_is_c10phy(struct intel_encoder *encoder)
struct intel_display *display = to_intel_display(encoder);
enum phy phy = intel_encoder_to_phy(encoder);
- /* PTL doesn't have a PHY connected to PORT B; as such,
- * there will never be a case where PTL uses PHY B.
- * WCL uses PORT A and B with the C10 PHY.
- * Reusing the condition for WCL and extending it for PORT B
- * should not cause any issues for PTL.
- */
- if (display->platform.pantherlake && phy < PHY_C)
- return true;
+ if (display->platform.pantherlake) {
+ if (display->platform.pantherlake_wildcatlake)
+ return phy <= PHY_B;
+ else
+ return phy == PHY_A;
+ }
if ((display->platform.lunarlake || display->platform.meteorlake) && phy < PHY_C)
return true;
@@ -130,8 +126,8 @@ static void intel_cx0_phy_transaction_end(struct intel_encoder *encoder, intel_w
intel_display_power_put(display, POWER_DOMAIN_DC_OFF, wakeref);
}
-static void intel_clear_response_ready_flag(struct intel_encoder *encoder,
- int lane)
+void intel_clear_response_ready_flag(struct intel_encoder *encoder,
+ int lane)
{
struct intel_display *display = to_intel_display(encoder);
@@ -140,7 +136,7 @@ static void intel_clear_response_ready_flag(struct intel_encoder *encoder,
0, XELPDP_PORT_P2M_RESPONSE_READY | XELPDP_PORT_P2M_ERROR_SET);
}
-static void intel_cx0_bus_reset(struct intel_encoder *encoder, int lane)
+void intel_cx0_bus_reset(struct intel_encoder *encoder, int lane)
{
struct intel_display *display = to_intel_display(encoder);
enum port port = encoder->port;
@@ -149,9 +145,9 @@ static void intel_cx0_bus_reset(struct intel_encoder *encoder, int lane)
intel_de_write(display, XELPDP_PORT_M2P_MSGBUS_CTL(display, port, lane),
XELPDP_PORT_M2P_TRANSACTION_RESET);
- if (intel_de_wait_for_clear(display, XELPDP_PORT_M2P_MSGBUS_CTL(display, port, lane),
- XELPDP_PORT_M2P_TRANSACTION_RESET,
- XELPDP_MSGBUS_TIMEOUT_SLOW)) {
+ if (intel_de_wait_for_clear_ms(display, XELPDP_PORT_M2P_MSGBUS_CTL(display, port, lane),
+ XELPDP_PORT_M2P_TRANSACTION_RESET,
+ XELPDP_MSGBUS_TIMEOUT_MS)) {
drm_err_once(display->drm,
"Failed to bring PHY %c to idle.\n",
phy_name(phy));
@@ -161,19 +157,17 @@ static void intel_cx0_bus_reset(struct intel_encoder *encoder, int lane)
intel_clear_response_ready_flag(encoder, lane);
}
-static int intel_cx0_wait_for_ack(struct intel_encoder *encoder,
- int command, int lane, u32 *val)
+int intel_cx0_wait_for_ack(struct intel_encoder *encoder,
+ int command, int lane, u32 *val)
{
struct intel_display *display = to_intel_display(encoder);
enum port port = encoder->port;
enum phy phy = intel_encoder_to_phy(encoder);
- if (intel_de_wait_custom(display,
- XELPDP_PORT_P2M_MSGBUS_STATUS(display, port, lane),
- XELPDP_PORT_P2M_RESPONSE_READY,
- XELPDP_PORT_P2M_RESPONSE_READY,
- XELPDP_MSGBUS_TIMEOUT_FAST_US,
- XELPDP_MSGBUS_TIMEOUT_SLOW, val)) {
+ if (intel_de_wait_ms(display, XELPDP_PORT_P2M_MSGBUS_STATUS(display, port, lane),
+ XELPDP_PORT_P2M_RESPONSE_READY,
+ XELPDP_PORT_P2M_RESPONSE_READY,
+ XELPDP_MSGBUS_TIMEOUT_MS, val)) {
drm_dbg_kms(display->drm,
"PHY %c Timeout waiting for message ACK. Status: 0x%x\n",
phy_name(phy), *val);
@@ -218,9 +212,9 @@ static int __intel_cx0_read_once(struct intel_encoder *encoder,
int ack;
u32 val;
- if (intel_de_wait_for_clear(display, XELPDP_PORT_M2P_MSGBUS_CTL(display, port, lane),
- XELPDP_PORT_M2P_TRANSACTION_PENDING,
- XELPDP_MSGBUS_TIMEOUT_SLOW)) {
+ if (intel_de_wait_for_clear_ms(display, XELPDP_PORT_M2P_MSGBUS_CTL(display, port, lane),
+ XELPDP_PORT_M2P_TRANSACTION_PENDING,
+ XELPDP_MSGBUS_TIMEOUT_MS)) {
drm_dbg_kms(display->drm,
"PHY %c Timeout waiting for previous transaction to complete. Reset the bus and retry.\n", phy_name(phy));
intel_cx0_bus_reset(encoder, lane);
@@ -273,8 +267,7 @@ static u8 __intel_cx0_read(struct intel_encoder *encoder,
return 0;
}
-static u8 intel_cx0_read(struct intel_encoder *encoder,
- u8 lane_mask, u16 addr)
+u8 intel_cx0_read(struct intel_encoder *encoder, u8 lane_mask, u16 addr)
{
int lane = lane_mask_to_lane(lane_mask);
@@ -290,9 +283,9 @@ static int __intel_cx0_write_once(struct intel_encoder *encoder,
int ack;
u32 val;
- if (intel_de_wait_for_clear(display, XELPDP_PORT_M2P_MSGBUS_CTL(display, port, lane),
- XELPDP_PORT_M2P_TRANSACTION_PENDING,
- XELPDP_MSGBUS_TIMEOUT_SLOW)) {
+ if (intel_de_wait_for_clear_ms(display, XELPDP_PORT_M2P_MSGBUS_CTL(display, port, lane),
+ XELPDP_PORT_M2P_TRANSACTION_PENDING,
+ XELPDP_MSGBUS_TIMEOUT_MS)) {
drm_dbg_kms(display->drm,
"PHY %c Timeout waiting for previous transaction to complete. Resetting the bus.\n", phy_name(phy));
intel_cx0_bus_reset(encoder, lane);
@@ -306,9 +299,9 @@ static int __intel_cx0_write_once(struct intel_encoder *encoder,
XELPDP_PORT_M2P_DATA(data) |
XELPDP_PORT_M2P_ADDRESS(addr));
- if (intel_de_wait_for_clear(display, XELPDP_PORT_M2P_MSGBUS_CTL(display, port, lane),
- XELPDP_PORT_M2P_TRANSACTION_PENDING,
- XELPDP_MSGBUS_TIMEOUT_SLOW)) {
+ if (intel_de_wait_for_clear_ms(display, XELPDP_PORT_M2P_MSGBUS_CTL(display, port, lane),
+ XELPDP_PORT_M2P_TRANSACTION_PENDING,
+ XELPDP_MSGBUS_TIMEOUT_MS)) {
drm_dbg_kms(display->drm,
"PHY %c Timeout waiting for write to complete. Resetting the bus.\n", phy_name(phy));
intel_cx0_bus_reset(encoder, lane);
@@ -361,8 +354,8 @@ static void __intel_cx0_write(struct intel_encoder *encoder,
"PHY %c Write %04x failed after %d retries.\n", phy_name(phy), addr, i);
}
-static void intel_cx0_write(struct intel_encoder *encoder,
- u8 lane_mask, u16 addr, u8 data, bool committed)
+void intel_cx0_write(struct intel_encoder *encoder,
+ u8 lane_mask, u16 addr, u8 data, bool committed)
{
int lane;
@@ -414,8 +407,8 @@ static void __intel_cx0_rmw(struct intel_encoder *encoder,
__intel_cx0_write(encoder, lane, addr, val, committed);
}
-static void intel_cx0_rmw(struct intel_encoder *encoder,
- u8 lane_mask, u16 addr, u8 clear, u8 set, bool committed)
+void intel_cx0_rmw(struct intel_encoder *encoder,
+ u8 lane_mask, u16 addr, u8 clear, u8 set, bool committed)
{
u8 lane;
@@ -2105,6 +2098,9 @@ static int intel_c10pll_calc_state(struct intel_crtc_state *crtc_state,
return 0;
}
+static int intel_c10pll_calc_port_clock(struct intel_encoder *encoder,
+ const struct intel_c10pll_state *pll_state);
+
static void intel_c10pll_readout_hw_state(struct intel_encoder *encoder,
struct intel_c10pll_state *pll_state)
{
@@ -2129,6 +2125,8 @@ static void intel_c10pll_readout_hw_state(struct intel_encoder *encoder,
pll_state->tx = intel_cx0_read(encoder, lane, PHY_C10_VDR_TX(0));
intel_cx0_phy_transaction_end(encoder, wakeref);
+
+ pll_state->clock = intel_c10pll_calc_port_clock(encoder, pll_state);
}
static void intel_c10_pll_program(struct intel_display *display,
@@ -2587,20 +2585,6 @@ static bool is_dp2(u32 clock)
return false;
}
-static bool is_hdmi_frl(u32 clock)
-{
- switch (clock) {
- case 300000: /* 3 Gbps */
- case 600000: /* 6 Gbps */
- case 800000: /* 8 Gbps */
- case 1000000: /* 10 Gbps */
- case 1200000: /* 12 Gbps */
- return true;
- default:
- return false;
- }
-}
-
static bool intel_c20_protocol_switch_valid(struct intel_encoder *encoder)
{
struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
@@ -2614,7 +2598,7 @@ static int intel_get_c20_custom_width(u32 clock, bool dp)
{
if (dp && is_dp2(clock))
return 2;
- else if (is_hdmi_frl(clock))
+ else if (intel_hdmi_is_frl(clock))
return 1;
else
return 0;
@@ -2626,11 +2610,13 @@ static void intel_c20_pll_program(struct intel_display *display,
bool is_dp, int port_clock)
{
u8 owned_lane_mask = intel_cx0_get_owned_lane_mask(encoder);
+ u8 serdes;
bool cntx;
int i;
/* 1. Read current context selection */
- cntx = intel_cx0_read(encoder, INTEL_CX0_LANE0, PHY_C20_VDR_CUSTOM_SERDES_RATE) & BIT(0);
+ cntx = intel_cx0_read(encoder, INTEL_CX0_LANE0, PHY_C20_VDR_CUSTOM_SERDES_RATE) &
+ PHY_C20_CONTEXT_TOGGLE;
/*
* 2. If there is a protocol switch from HDMI to DP or vice versa, clear
@@ -2700,28 +2686,31 @@ static void intel_c20_pll_program(struct intel_display *display,
MB_WRITE_COMMITTED);
/* 5. For DP or 6. For HDMI */
- if (is_dp) {
- intel_cx0_rmw(encoder, owned_lane_mask, PHY_C20_VDR_CUSTOM_SERDES_RATE,
- BIT(6) | PHY_C20_CUSTOM_SERDES_MASK,
- BIT(6) | PHY_C20_CUSTOM_SERDES(intel_c20_get_dp_rate(port_clock)),
- MB_WRITE_COMMITTED);
- } else {
- intel_cx0_rmw(encoder, owned_lane_mask, PHY_C20_VDR_CUSTOM_SERDES_RATE,
- BIT(7) | PHY_C20_CUSTOM_SERDES_MASK,
- is_hdmi_frl(port_clock) ? BIT(7) : 0,
- MB_WRITE_COMMITTED);
+ serdes = 0;
+ if (is_dp)
+ serdes = PHY_C20_IS_DP |
+ PHY_C20_DP_RATE(intel_c20_get_dp_rate(port_clock));
+ else if (intel_hdmi_is_frl(port_clock))
+ serdes = PHY_C20_IS_HDMI_FRL;
- intel_cx0_write(encoder, INTEL_CX0_BOTH_LANES, PHY_C20_VDR_HDMI_RATE,
- intel_c20_get_hdmi_rate(port_clock),
- MB_WRITE_COMMITTED);
- }
+ intel_cx0_rmw(encoder, owned_lane_mask, PHY_C20_VDR_CUSTOM_SERDES_RATE,
+ PHY_C20_IS_DP | PHY_C20_DP_RATE_MASK | PHY_C20_IS_HDMI_FRL,
+ serdes,
+ MB_WRITE_COMMITTED);
+
+ if (!is_dp)
+ intel_cx0_rmw(encoder, INTEL_CX0_BOTH_LANES, PHY_C20_VDR_HDMI_RATE,
+ PHY_C20_HDMI_RATE_MASK,
+ intel_c20_get_hdmi_rate(port_clock),
+ MB_WRITE_COMMITTED);
/*
* 7. Write Vendor specific registers to toggle context setting to load
* the updated programming toggle context bit
*/
intel_cx0_rmw(encoder, owned_lane_mask, PHY_C20_VDR_CUSTOM_SERDES_RATE,
- BIT(0), cntx ? 0 : 1, MB_WRITE_COMMITTED);
+ PHY_C20_CONTEXT_TOGGLE, cntx ? 0 : PHY_C20_CONTEXT_TOGGLE,
+ MB_WRITE_COMMITTED);
}
static int intel_c10pll_calc_port_clock(struct intel_encoder *encoder,
@@ -2768,7 +2757,7 @@ static void intel_program_port_clock_ctl(struct intel_encoder *encoder,
val |= XELPDP_FORWARD_CLOCK_UNGATE;
- if (!is_dp && is_hdmi_frl(port_clock))
+ if (!is_dp && intel_hdmi_is_frl(port_clock))
val |= XELPDP_DDI_CLOCK_SELECT_PREP(display, XELPDP_DDI_CLOCK_SELECT_DIV18CLK);
else
val |= XELPDP_DDI_CLOCK_SELECT_PREP(display, XELPDP_DDI_CLOCK_SELECT_MAXPCLK);
@@ -2808,8 +2797,8 @@ static u32 intel_cx0_get_powerdown_state(u8 lane_mask, u8 state)
return val;
}
-static void intel_cx0_powerdown_change_sequence(struct intel_encoder *encoder,
- u8 lane_mask, u8 state)
+void intel_cx0_powerdown_change_sequence(struct intel_encoder *encoder,
+ u8 lane_mask, u8 state)
{
struct intel_display *display = to_intel_display(encoder);
enum port port = encoder->port;
@@ -2823,9 +2812,9 @@ static void intel_cx0_powerdown_change_sequence(struct intel_encoder *encoder,
/* Wait for pending transactions.*/
for_each_cx0_lane_in_mask(lane_mask, lane)
- if (intel_de_wait_for_clear(display, XELPDP_PORT_M2P_MSGBUS_CTL(display, port, lane),
- XELPDP_PORT_M2P_TRANSACTION_PENDING,
- XELPDP_MSGBUS_TIMEOUT_SLOW)) {
+ if (intel_de_wait_for_clear_ms(display, XELPDP_PORT_M2P_MSGBUS_CTL(display, port, lane),
+ XELPDP_PORT_M2P_TRANSACTION_PENDING,
+ XELPDP_MSGBUS_TIMEOUT_MS)) {
drm_dbg_kms(display->drm,
"PHY %c Timeout waiting for previous transaction to complete. Reset the bus.\n",
phy_name(phy));
@@ -2837,26 +2826,26 @@ static void intel_cx0_powerdown_change_sequence(struct intel_encoder *encoder,
intel_cx0_get_powerdown_update(lane_mask));
/* Update Timeout Value */
- if (intel_de_wait_custom(display, buf_ctl2_reg,
- intel_cx0_get_powerdown_update(lane_mask), 0,
- XELPDP_PORT_POWERDOWN_UPDATE_TIMEOUT_US, 0, NULL))
+ if (intel_de_wait_for_clear_ms(display, buf_ctl2_reg,
+ intel_cx0_get_powerdown_update(lane_mask),
+ XELPDP_PORT_POWERDOWN_UPDATE_TIMEOUT_MS))
drm_warn(display->drm,
- "PHY %c failed to bring out of Lane reset after %dus.\n",
- phy_name(phy), XELPDP_PORT_RESET_START_TIMEOUT_US);
+ "PHY %c failed to bring out of lane reset\n",
+ phy_name(phy));
}
-static void intel_cx0_setup_powerdown(struct intel_encoder *encoder)
+void intel_cx0_setup_powerdown(struct intel_encoder *encoder)
{
struct intel_display *display = to_intel_display(encoder);
enum port port = encoder->port;
intel_de_rmw(display, XELPDP_PORT_BUF_CTL2(display, port),
XELPDP_POWER_STATE_READY_MASK,
- XELPDP_POWER_STATE_READY(CX0_P2_STATE_READY));
+ XELPDP_POWER_STATE_READY(XELPDP_P2_STATE_READY));
intel_de_rmw(display, XELPDP_PORT_BUF_CTL3(display, port),
XELPDP_POWER_STATE_ACTIVE_MASK |
XELPDP_PLL_LANE_STAGGERING_DELAY_MASK,
- XELPDP_POWER_STATE_ACTIVE(CX0_P0_STATE_ACTIVE) |
+ XELPDP_POWER_STATE_ACTIVE(XELPDP_P0_STATE_ACTIVE) |
XELPDP_PLL_LANE_STAGGERING_DELAY(0));
}
@@ -2898,48 +2887,47 @@ static void intel_cx0_phy_lane_reset(struct intel_encoder *encoder,
XELPDP_LANE_PHY_CURRENT_STATUS(1))
: XELPDP_LANE_PHY_CURRENT_STATUS(0);
- if (intel_de_wait_custom(display, XELPDP_PORT_BUF_CTL1(display, port),
- XELPDP_PORT_BUF_SOC_PHY_READY,
- XELPDP_PORT_BUF_SOC_PHY_READY,
- XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US, 0, NULL))
+ if (intel_de_wait_for_set_us(display, XELPDP_PORT_BUF_CTL1(display, port),
+ XELPDP_PORT_BUF_SOC_PHY_READY,
+ XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US))
drm_warn(display->drm,
- "PHY %c failed to bring out of SOC reset after %dus.\n",
- phy_name(phy), XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US);
+ "PHY %c failed to bring out of SOC reset\n",
+ phy_name(phy));
intel_de_rmw(display, XELPDP_PORT_BUF_CTL2(display, port), lane_pipe_reset,
lane_pipe_reset);
- if (intel_de_wait_custom(display, XELPDP_PORT_BUF_CTL2(display, port),
- lane_phy_current_status, lane_phy_current_status,
- XELPDP_PORT_RESET_START_TIMEOUT_US, 0, NULL))
+ if (intel_de_wait_for_set_us(display, XELPDP_PORT_BUF_CTL2(display, port),
+ lane_phy_current_status,
+ XELPDP_PORT_RESET_START_TIMEOUT_US))
drm_warn(display->drm,
- "PHY %c failed to bring out of Lane reset after %dus.\n",
- phy_name(phy), XELPDP_PORT_RESET_START_TIMEOUT_US);
+ "PHY %c failed to bring out of lane reset\n",
+ phy_name(phy));
intel_de_rmw(display, XELPDP_PORT_CLOCK_CTL(display, port),
intel_cx0_get_pclk_refclk_request(owned_lane_mask),
intel_cx0_get_pclk_refclk_request(lane_mask));
- if (intel_de_wait_custom(display, XELPDP_PORT_CLOCK_CTL(display, port),
- intel_cx0_get_pclk_refclk_ack(owned_lane_mask),
- intel_cx0_get_pclk_refclk_ack(lane_mask),
- XELPDP_REFCLK_ENABLE_TIMEOUT_US, 0, NULL))
+ if (intel_de_wait_us(display, XELPDP_PORT_CLOCK_CTL(display, port),
+ intel_cx0_get_pclk_refclk_ack(owned_lane_mask),
+ intel_cx0_get_pclk_refclk_ack(lane_mask),
+ XELPDP_REFCLK_ENABLE_TIMEOUT_US, NULL))
drm_warn(display->drm,
- "PHY %c failed to request refclk after %dus.\n",
- phy_name(phy), XELPDP_REFCLK_ENABLE_TIMEOUT_US);
+ "PHY %c failed to request refclk\n",
+ phy_name(phy));
intel_cx0_powerdown_change_sequence(encoder, INTEL_CX0_BOTH_LANES,
- CX0_P2_STATE_RESET);
+ XELPDP_P2_STATE_RESET);
intel_cx0_setup_powerdown(encoder);
intel_de_rmw(display, XELPDP_PORT_BUF_CTL2(display, port), lane_pipe_reset, 0);
- if (intel_de_wait_for_clear(display, XELPDP_PORT_BUF_CTL2(display, port),
- lane_phy_current_status,
- XELPDP_PORT_RESET_END_TIMEOUT))
+ if (intel_de_wait_for_clear_ms(display, XELPDP_PORT_BUF_CTL2(display, port),
+ lane_phy_current_status,
+ XELPDP_PORT_RESET_END_TIMEOUT_MS))
drm_warn(display->drm,
- "PHY %c failed to bring out of Lane reset after %dms.\n",
- phy_name(phy), XELPDP_PORT_RESET_END_TIMEOUT);
+ "PHY %c failed to bring out of lane reset\n",
+ phy_name(phy));
}
static void intel_cx0_program_phy_lane(struct intel_encoder *encoder, int lane_count,
@@ -3034,7 +3022,7 @@ static void __intel_cx0pll_enable(struct intel_encoder *encoder,
* TODO: For DP alt mode use only one lane.
*/
intel_cx0_powerdown_change_sequence(encoder, INTEL_CX0_BOTH_LANES,
- CX0_P2_STATE_READY);
+ XELPDP_P2_STATE_READY);
/*
* 4. Program PORT_MSGBUS_TIMER register's Message Bus Timer field to 0xA000.
@@ -3074,12 +3062,12 @@ static void __intel_cx0pll_enable(struct intel_encoder *encoder,
intel_cx0_get_pclk_pll_request(maxpclk_lane));
/* 10. Poll on PORT_CLOCK_CTL PCLK PLL Ack LN<Lane for maxPCLK> == "1". */
- if (intel_de_wait_custom(display, XELPDP_PORT_CLOCK_CTL(display, encoder->port),
- intel_cx0_get_pclk_pll_ack(INTEL_CX0_BOTH_LANES),
- intel_cx0_get_pclk_pll_ack(maxpclk_lane),
- XELPDP_PCLK_PLL_ENABLE_TIMEOUT_US, 0, NULL))
- drm_warn(display->drm, "Port %c PLL not locked after %dus.\n",
- phy_name(phy), XELPDP_PCLK_PLL_ENABLE_TIMEOUT_US);
+ if (intel_de_wait_us(display, XELPDP_PORT_CLOCK_CTL(display, encoder->port),
+ intel_cx0_get_pclk_pll_ack(INTEL_CX0_BOTH_LANES),
+ intel_cx0_get_pclk_pll_ack(maxpclk_lane),
+ XELPDP_PCLK_PLL_ENABLE_TIMEOUT_US, NULL))
+ drm_warn(display->drm, "Port %c PLL not locked\n",
+ phy_name(phy));
/*
* 11. Follow the Display Voltage Frequency Switching Sequence After
@@ -3160,8 +3148,8 @@ static int intel_mtl_tbt_clock_select(struct intel_display *display,
}
}
-static void intel_mtl_tbt_pll_enable(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state)
+void intel_mtl_tbt_pll_enable(struct intel_encoder *encoder,
+ const struct intel_crtc_state *crtc_state)
{
struct intel_display *display = to_intel_display(encoder);
enum phy phy = intel_encoder_to_phy(encoder);
@@ -3198,12 +3186,9 @@ static void intel_mtl_tbt_pll_enable(struct intel_encoder *encoder,
intel_de_write(display, XELPDP_PORT_CLOCK_CTL(display, encoder->port), val);
/* 5. Poll on PORT_CLOCK_CTL TBT CLOCK Ack == "1". */
- if (intel_de_wait_custom(display, XELPDP_PORT_CLOCK_CTL(display, encoder->port),
- XELPDP_TBT_CLOCK_ACK,
- XELPDP_TBT_CLOCK_ACK,
- 100, 0, NULL))
- drm_warn(display->drm,
- "[ENCODER:%d:%s][%c] PHY PLL not locked after 100us.\n",
+ if (intel_de_wait_for_set_us(display, XELPDP_PORT_CLOCK_CTL(display, encoder->port),
+ XELPDP_TBT_CLOCK_ACK, 100))
+ drm_warn(display->drm, "[ENCODER:%d:%s][%c] PHY PLL not locked\n",
encoder->base.base.id, encoder->base.name, phy_name(phy));
/*
@@ -3275,13 +3260,13 @@ static u8 cx0_power_control_disable_val(struct intel_encoder *encoder)
struct intel_display *display = to_intel_display(encoder);
if (intel_encoder_is_c10phy(encoder))
- return CX0_P2PG_STATE_DISABLE;
+ return XELPDP_P2PG_STATE_DISABLE;
if ((display->platform.battlemage && encoder->port == PORT_A) ||
(DISPLAY_VER(display) >= 30 && encoder->type == INTEL_OUTPUT_EDP))
- return CX0_P2PG_STATE_DISABLE;
+ return XELPDP_P2PG_STATE_DISABLE;
- return CX0_P4PG_STATE_DISABLE;
+ return XELPDP_P4PG_STATE_DISABLE;
}
static void intel_cx0pll_disable(struct intel_encoder *encoder)
@@ -3313,13 +3298,12 @@ static void intel_cx0pll_disable(struct intel_encoder *encoder)
/*
* 5. Poll on PORT_CLOCK_CTL PCLK PLL Ack LN<Lane for maxPCLK**> == "0".
*/
- if (intel_de_wait_custom(display, XELPDP_PORT_CLOCK_CTL(display, encoder->port),
- intel_cx0_get_pclk_pll_ack(INTEL_CX0_BOTH_LANES) |
- intel_cx0_get_pclk_refclk_ack(INTEL_CX0_BOTH_LANES), 0,
- XELPDP_PCLK_PLL_DISABLE_TIMEOUT_US, 0, NULL))
- drm_warn(display->drm,
- "Port %c PLL not unlocked after %dus.\n",
- phy_name(phy), XELPDP_PCLK_PLL_DISABLE_TIMEOUT_US);
+ if (intel_de_wait_for_clear_us(display, XELPDP_PORT_CLOCK_CTL(display, encoder->port),
+ intel_cx0_get_pclk_pll_ack(INTEL_CX0_BOTH_LANES) |
+ intel_cx0_get_pclk_refclk_ack(INTEL_CX0_BOTH_LANES),
+ XELPDP_PCLK_PLL_DISABLE_TIMEOUT_US))
+ drm_warn(display->drm, "Port %c PLL not unlocked\n",
+ phy_name(phy));
/*
* 6. Follow the Display Voltage Frequency Switching Sequence After
@@ -3345,7 +3329,7 @@ static bool intel_cx0_pll_is_enabled(struct intel_encoder *encoder)
intel_cx0_get_pclk_pll_request(lane);
}
-static void intel_mtl_tbt_pll_disable(struct intel_encoder *encoder)
+void intel_mtl_tbt_pll_disable(struct intel_encoder *encoder)
{
struct intel_display *display = to_intel_display(encoder);
enum phy phy = intel_encoder_to_phy(encoder);
@@ -3362,10 +3346,9 @@ static void intel_mtl_tbt_pll_disable(struct intel_encoder *encoder)
XELPDP_TBT_CLOCK_REQUEST, 0);
/* 3. Poll on PORT_CLOCK_CTL TBT CLOCK Ack == "0". */
- if (intel_de_wait_custom(display, XELPDP_PORT_CLOCK_CTL(display, encoder->port),
- XELPDP_TBT_CLOCK_ACK, 0, 10, 0, NULL))
- drm_warn(display->drm,
- "[ENCODER:%d:%s][%c] PHY PLL not unlocked after 10us.\n",
+ if (intel_de_wait_for_clear_us(display, XELPDP_PORT_CLOCK_CTL(display, encoder->port),
+ XELPDP_TBT_CLOCK_ACK, 10))
+ drm_warn(display->drm, "[ENCODER:%d:%s][%c] PHY PLL not unlocked\n",
encoder->base.base.id, encoder->base.name, phy_name(phy));
/*
@@ -3584,7 +3567,7 @@ void intel_cx0pll_state_verify(struct intel_atomic_state *state,
struct intel_encoder *encoder;
struct intel_cx0pll_state mpll_hw_state = {};
- if (DISPLAY_VER(display) < 14)
+ if (!IS_DISPLAY_VER(display, 14, 30))
return;
if (!new_crtc_state->hw.active)