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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.c261
1 files changed, 135 insertions, 126 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
index 6b25e1952..64e0f820a 100644
--- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
@@ -78,7 +78,7 @@ static void intel_cx0_program_msgbus_timer(struct intel_encoder *encoder)
for_each_cx0_lane_in_mask(INTEL_CX0_BOTH_LANES, lane)
intel_de_rmw(i915,
- XELPDP_PORT_MSGBUS_TIMER(encoder->port, lane),
+ XELPDP_PORT_MSGBUS_TIMER(i915, encoder->port, lane),
XELPDP_PORT_MSGBUS_TIMER_VAL_MASK,
XELPDP_PORT_MSGBUS_TIMER_VAL);
}
@@ -117,7 +117,7 @@ static void intel_cx0_phy_transaction_end(struct intel_encoder *encoder, intel_w
static void intel_clear_response_ready_flag(struct drm_i915_private *i915,
enum port port, int lane)
{
- intel_de_rmw(i915, XELPDP_PORT_P2M_MSGBUS_STATUS(port, lane),
+ intel_de_rmw(i915, XELPDP_PORT_P2M_MSGBUS_STATUS(i915, port, lane),
0, XELPDP_PORT_P2M_RESPONSE_READY | XELPDP_PORT_P2M_ERROR_SET);
}
@@ -125,10 +125,10 @@ static void intel_cx0_bus_reset(struct drm_i915_private *i915, enum port port, i
{
enum phy phy = intel_port_to_phy(i915, port);
- intel_de_write(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
+ intel_de_write(i915, XELPDP_PORT_M2P_MSGBUS_CTL(i915, port, lane),
XELPDP_PORT_M2P_TRANSACTION_RESET);
- if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
+ if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(i915, port, lane),
XELPDP_PORT_M2P_TRANSACTION_RESET,
XELPDP_MSGBUS_TIMEOUT_SLOW)) {
drm_err_once(&i915->drm, "Failed to bring PHY %c to idle.\n", phy_name(phy));
@@ -144,7 +144,7 @@ static int intel_cx0_wait_for_ack(struct drm_i915_private *i915, enum port port,
enum phy phy = intel_port_to_phy(i915, port);
if (__intel_de_wait_for_register(i915,
- XELPDP_PORT_P2M_MSGBUS_STATUS(port, lane),
+ XELPDP_PORT_P2M_MSGBUS_STATUS(i915, port, lane),
XELPDP_PORT_P2M_RESPONSE_READY,
XELPDP_PORT_P2M_RESPONSE_READY,
XELPDP_MSGBUS_TIMEOUT_FAST_US,
@@ -152,7 +152,7 @@ static int intel_cx0_wait_for_ack(struct drm_i915_private *i915, enum port port,
drm_dbg_kms(&i915->drm, "PHY %c Timeout waiting for message ACK. Status: 0x%x\n",
phy_name(phy), *val);
- if (!(intel_de_read(i915, XELPDP_PORT_MSGBUS_TIMER(port, lane)) &
+ if (!(intel_de_read(i915, XELPDP_PORT_MSGBUS_TIMER(i915, port, lane)) &
XELPDP_PORT_MSGBUS_TIMER_TIMED_OUT))
drm_dbg_kms(&i915->drm,
"PHY %c Hardware did not detect a timeout\n",
@@ -186,7 +186,7 @@ static int __intel_cx0_read_once(struct drm_i915_private *i915, enum port port,
int ack;
u32 val;
- if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
+ if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(i915, port, lane),
XELPDP_PORT_M2P_TRANSACTION_PENDING,
XELPDP_MSGBUS_TIMEOUT_SLOW)) {
drm_dbg_kms(&i915->drm,
@@ -195,7 +195,7 @@ static int __intel_cx0_read_once(struct drm_i915_private *i915, enum port port,
return -ETIMEDOUT;
}
- intel_de_write(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
+ intel_de_write(i915, XELPDP_PORT_M2P_MSGBUS_CTL(i915, port, lane),
XELPDP_PORT_M2P_TRANSACTION_PENDING |
XELPDP_PORT_M2P_COMMAND_READ |
XELPDP_PORT_M2P_ADDRESS(addr));
@@ -253,7 +253,7 @@ static int __intel_cx0_write_once(struct drm_i915_private *i915, enum port port,
int ack;
u32 val;
- if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
+ if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(i915, port, lane),
XELPDP_PORT_M2P_TRANSACTION_PENDING,
XELPDP_MSGBUS_TIMEOUT_SLOW)) {
drm_dbg_kms(&i915->drm,
@@ -262,14 +262,14 @@ static int __intel_cx0_write_once(struct drm_i915_private *i915, enum port port,
return -ETIMEDOUT;
}
- intel_de_write(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
+ intel_de_write(i915, XELPDP_PORT_M2P_MSGBUS_CTL(i915, port, lane),
XELPDP_PORT_M2P_TRANSACTION_PENDING |
(committed ? XELPDP_PORT_M2P_COMMAND_WRITE_COMMITTED :
XELPDP_PORT_M2P_COMMAND_WRITE_UNCOMMITTED) |
XELPDP_PORT_M2P_DATA(data) |
XELPDP_PORT_M2P_ADDRESS(addr));
- if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
+ if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(i915, port, lane),
XELPDP_PORT_M2P_TRANSACTION_PENDING,
XELPDP_MSGBUS_TIMEOUT_SLOW)) {
drm_dbg_kms(&i915->drm,
@@ -282,7 +282,7 @@ static int __intel_cx0_write_once(struct drm_i915_private *i915, enum port port,
ack = intel_cx0_wait_for_ack(i915, port, XELPDP_PORT_P2M_COMMAND_WRITE_ACK, lane, &val);
if (ack < 0)
return ack;
- } else if ((intel_de_read(i915, XELPDP_PORT_P2M_MSGBUS_STATUS(port, lane)) &
+ } else if ((intel_de_read(i915, XELPDP_PORT_P2M_MSGBUS_STATUS(i915, port, lane)) &
XELPDP_PORT_P2M_ERROR_SET)) {
drm_dbg_kms(&i915->drm,
"PHY %c Error occurred during write command.\n", phy_name(phy));
@@ -848,10 +848,10 @@ static const struct intel_c20pll_state mtl_c20_dp_hbr3 = {
static const struct intel_c20pll_state mtl_c20_dp_uhbr10 = {
.clock = 1000000, /* 10 Gbps */
.tx = { 0xbe21, /* tx cfg0 */
- 0x4800, /* tx cfg1 */
+ 0xe800, /* tx cfg1 */
0x0000, /* tx cfg2 */
},
- .cmn = {0x0500, /* cmn cfg0*/
+ .cmn = {0x0700, /* cmn cfg0*/
0x0005, /* cmn cfg1 */
0x0000, /* cmn cfg2 */
0x0000, /* cmn cfg3 */
@@ -1641,7 +1641,7 @@ static const struct intel_c20pll_state mtl_c20_hdmi_594 = {
static const struct intel_c20pll_state mtl_c20_hdmi_300 = {
.clock = 3000000,
.tx = { 0xbe98, /* tx cfg0 */
- 0x9800, /* tx cfg1 */
+ 0x8800, /* tx cfg1 */
0x0000, /* tx cfg2 */
},
.cmn = { 0x0500, /* cmn cfg0*/
@@ -1649,8 +1649,8 @@ static const struct intel_c20pll_state mtl_c20_hdmi_300 = {
0x0000, /* cmn cfg2 */
0x0000, /* cmn cfg3 */
},
- .mpllb = { 0x209c, /* mpllb cfg0 */
- 0x7d10, /* mpllb cfg1 */
+ .mpllb = { 0x309c, /* mpllb cfg0 */
+ 0x2110, /* mpllb cfg1 */
0xca06, /* mpllb cfg2 */
0xbe40, /* mpllb cfg3 */
0x0000, /* mpllb cfg4 */
@@ -1666,7 +1666,7 @@ static const struct intel_c20pll_state mtl_c20_hdmi_300 = {
static const struct intel_c20pll_state mtl_c20_hdmi_600 = {
.clock = 6000000,
.tx = { 0xbe98, /* tx cfg0 */
- 0x9800, /* tx cfg1 */
+ 0x8800, /* tx cfg1 */
0x0000, /* tx cfg2 */
},
.cmn = { 0x0500, /* cmn cfg0*/
@@ -1674,8 +1674,8 @@ static const struct intel_c20pll_state mtl_c20_hdmi_600 = {
0x0000, /* cmn cfg2 */
0x0000, /* cmn cfg3 */
},
- .mpllb = { 0x009c, /* mpllb cfg0 */
- 0x7d08, /* mpllb cfg1 */
+ .mpllb = { 0x109c, /* mpllb cfg0 */
+ 0x2108, /* mpllb cfg1 */
0xca06, /* mpllb cfg2 */
0xbe40, /* mpllb cfg3 */
0x0000, /* mpllb cfg4 */
@@ -1691,7 +1691,7 @@ static const struct intel_c20pll_state mtl_c20_hdmi_600 = {
static const struct intel_c20pll_state mtl_c20_hdmi_800 = {
.clock = 8000000,
.tx = { 0xbe98, /* tx cfg0 */
- 0x9800, /* tx cfg1 */
+ 0x8800, /* tx cfg1 */
0x0000, /* tx cfg2 */
},
.cmn = { 0x0500, /* cmn cfg0*/
@@ -1699,8 +1699,8 @@ static const struct intel_c20pll_state mtl_c20_hdmi_800 = {
0x0000, /* cmn cfg2 */
0x0000, /* cmn cfg3 */
},
- .mpllb = { 0x00d0, /* mpllb cfg0 */
- 0x7d08, /* mpllb cfg1 */
+ .mpllb = { 0x10d0, /* mpllb cfg0 */
+ 0x2108, /* mpllb cfg1 */
0x4a06, /* mpllb cfg2 */
0xbe40, /* mpllb cfg3 */
0x0000, /* mpllb cfg4 */
@@ -1716,7 +1716,7 @@ static const struct intel_c20pll_state mtl_c20_hdmi_800 = {
static const struct intel_c20pll_state mtl_c20_hdmi_1000 = {
.clock = 10000000,
.tx = { 0xbe98, /* tx cfg0 */
- 0x9800, /* tx cfg1 */
+ 0x8800, /* tx cfg1 */
0x0000, /* tx cfg2 */
},
.cmn = { 0x0500, /* cmn cfg0*/
@@ -1725,7 +1725,7 @@ static const struct intel_c20pll_state mtl_c20_hdmi_1000 = {
0x0000, /* cmn cfg3 */
},
.mpllb = { 0x1104, /* mpllb cfg0 */
- 0x7d08, /* mpllb cfg1 */
+ 0x2108, /* mpllb cfg1 */
0x0a06, /* mpllb cfg2 */
0xbe40, /* mpllb cfg3 */
0x0000, /* mpllb cfg4 */
@@ -1741,7 +1741,7 @@ static const struct intel_c20pll_state mtl_c20_hdmi_1000 = {
static const struct intel_c20pll_state mtl_c20_hdmi_1200 = {
.clock = 12000000,
.tx = { 0xbe98, /* tx cfg0 */
- 0x9800, /* tx cfg1 */
+ 0x8800, /* tx cfg1 */
0x0000, /* tx cfg2 */
},
.cmn = { 0x0500, /* cmn cfg0*/
@@ -1749,8 +1749,8 @@ static const struct intel_c20pll_state mtl_c20_hdmi_1200 = {
0x0000, /* cmn cfg2 */
0x0000, /* cmn cfg3 */
},
- .mpllb = { 0x0138, /* mpllb cfg0 */
- 0x7d08, /* mpllb cfg1 */
+ .mpllb = { 0x1138, /* mpllb cfg0 */
+ 0x2108, /* mpllb cfg1 */
0x5486, /* mpllb cfg2 */
0xfe40, /* mpllb cfg3 */
0x0000, /* mpllb cfg4 */
@@ -2096,13 +2096,54 @@ int intel_cx0pll_calc_state(struct intel_crtc_state *crtc_state,
return intel_c20pll_calc_state(crtc_state, encoder);
}
-static bool intel_c20_use_mplla(u32 clock)
+static bool intel_c20phy_use_mpllb(const struct intel_c20pll_state *state)
{
- /* 10G and 20G rates use MPLLA */
- if (clock == 1000000 || clock == 2000000)
- return true;
+ return state->tx[0] & C20_PHY_USE_MPLLB;
+}
- return false;
+static int intel_c20pll_calc_port_clock(struct intel_encoder *encoder,
+ const struct intel_c20pll_state *pll_state)
+{
+ unsigned int frac, frac_en, frac_quot, frac_rem, frac_den;
+ unsigned int multiplier, refclk = 38400;
+ unsigned int tx_clk_div;
+ unsigned int ref_clk_mpllb_div;
+ unsigned int fb_clk_div4_en;
+ unsigned int ref, vco;
+ unsigned int tx_rate_mult;
+ unsigned int tx_rate = REG_FIELD_GET(C20_PHY_TX_RATE, pll_state->tx[0]);
+
+ if (intel_c20phy_use_mpllb(pll_state)) {
+ tx_rate_mult = 1;
+ frac_en = REG_FIELD_GET(C20_MPLLB_FRACEN, pll_state->mpllb[6]);
+ frac_quot = pll_state->mpllb[8];
+ frac_rem = pll_state->mpllb[9];
+ frac_den = pll_state->mpllb[7];
+ multiplier = REG_FIELD_GET(C20_MULTIPLIER_MASK, pll_state->mpllb[0]);
+ tx_clk_div = REG_FIELD_GET(C20_MPLLB_TX_CLK_DIV_MASK, pll_state->mpllb[0]);
+ ref_clk_mpllb_div = REG_FIELD_GET(C20_REF_CLK_MPLLB_DIV_MASK, pll_state->mpllb[6]);
+ fb_clk_div4_en = 0;
+ } else {
+ tx_rate_mult = 2;
+ frac_en = REG_FIELD_GET(C20_MPLLA_FRACEN, pll_state->mplla[6]);
+ frac_quot = pll_state->mplla[8];
+ frac_rem = pll_state->mplla[9];
+ frac_den = pll_state->mplla[7];
+ multiplier = REG_FIELD_GET(C20_MULTIPLIER_MASK, pll_state->mplla[0]);
+ tx_clk_div = REG_FIELD_GET(C20_MPLLA_TX_CLK_DIV_MASK, pll_state->mplla[1]);
+ ref_clk_mpllb_div = REG_FIELD_GET(C20_REF_CLK_MPLLB_DIV_MASK, pll_state->mplla[6]);
+ fb_clk_div4_en = REG_FIELD_GET(C20_FB_CLK_DIV4_EN, pll_state->mplla[0]);
+ }
+
+ if (frac_en)
+ frac = frac_quot + DIV_ROUND_CLOSEST(frac_rem, frac_den);
+ else
+ frac = 0;
+
+ ref = DIV_ROUND_CLOSEST(refclk * (1 << (1 + fb_clk_div4_en)), 1 << ref_clk_mpllb_div);
+ vco = DIV_ROUND_CLOSEST_ULL(mul_u32_u32(ref, (multiplier << (17 - 2)) + frac) >> 17, 10);
+
+ return vco << tx_rate_mult >> tx_clk_div >> tx_rate;
}
static void intel_c20pll_readout_hw_state(struct intel_encoder *encoder,
@@ -2138,7 +2179,7 @@ static void intel_c20pll_readout_hw_state(struct intel_encoder *encoder,
PHY_C20_A_CMN_CNTX_CFG(i));
}
- if (pll_state->tx[0] & C20_PHY_USE_MPLLB) {
+ if (intel_c20phy_use_mpllb(pll_state)) {
/* MPLLB configuration */
for (i = 0; i < ARRAY_SIZE(pll_state->mpllb); i++) {
if (cntx)
@@ -2160,6 +2201,8 @@ static void intel_c20pll_readout_hw_state(struct intel_encoder *encoder,
}
}
+ pll_state->clock = intel_c20pll_calc_port_clock(encoder, pll_state);
+
intel_cx0_phy_transaction_end(encoder, wakeref);
}
@@ -2174,12 +2217,12 @@ void intel_c20pll_dump_hw_state(struct drm_i915_private *i915,
drm_dbg_kms(&i915->drm, "cmn[0] = 0x%.4x, cmn[1] = 0x%.4x, cmn[2] = 0x%.4x, cmn[3] = 0x%.4x\n",
hw_state->cmn[0], hw_state->cmn[1], hw_state->cmn[2], hw_state->cmn[3]);
- if (intel_c20_use_mplla(hw_state->clock)) {
- for (i = 0; i < ARRAY_SIZE(hw_state->mplla); i++)
- drm_dbg_kms(&i915->drm, "mplla[%d] = 0x%.4x\n", i, hw_state->mplla[i]);
- } else {
+ if (intel_c20phy_use_mpllb(hw_state)) {
for (i = 0; i < ARRAY_SIZE(hw_state->mpllb); i++)
drm_dbg_kms(&i915->drm, "mpllb[%d] = 0x%.4x\n", i, hw_state->mpllb[i]);
+ } else {
+ for (i = 0; i < ARRAY_SIZE(hw_state->mplla); i++)
+ drm_dbg_kms(&i915->drm, "mplla[%d] = 0x%.4x\n", i, hw_state->mplla[i]);
}
}
@@ -2326,27 +2369,27 @@ static void intel_c20_pll_program(struct drm_i915_private *i915,
}
/* 3.3 mpllb or mplla configuration */
- if (intel_c20_use_mplla(clock)) {
- for (i = 0; i < ARRAY_SIZE(pll_state->mplla); i++) {
+ if (intel_c20phy_use_mpllb(pll_state)) {
+ for (i = 0; i < ARRAY_SIZE(pll_state->mpllb); i++) {
if (cntx)
intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0,
- PHY_C20_A_MPLLA_CNTX_CFG(i),
- pll_state->mplla[i]);
+ PHY_C20_A_MPLLB_CNTX_CFG(i),
+ pll_state->mpllb[i]);
else
intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0,
- PHY_C20_B_MPLLA_CNTX_CFG(i),
- pll_state->mplla[i]);
+ PHY_C20_B_MPLLB_CNTX_CFG(i),
+ pll_state->mpllb[i]);
}
} else {
- for (i = 0; i < ARRAY_SIZE(pll_state->mpllb); i++) {
+ for (i = 0; i < ARRAY_SIZE(pll_state->mplla); i++) {
if (cntx)
intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0,
- PHY_C20_A_MPLLB_CNTX_CFG(i),
- pll_state->mpllb[i]);
+ PHY_C20_A_MPLLA_CNTX_CFG(i),
+ pll_state->mplla[i]);
else
intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0,
- PHY_C20_B_MPLLB_CNTX_CFG(i),
- pll_state->mpllb[i]);
+ PHY_C20_B_MPLLA_CNTX_CFG(i),
+ pll_state->mplla[i]);
}
}
@@ -2408,51 +2451,6 @@ static int intel_c10pll_calc_port_clock(struct intel_encoder *encoder,
return tmpclk;
}
-static int intel_c20pll_calc_port_clock(struct intel_encoder *encoder,
- const struct intel_c20pll_state *pll_state)
-{
- unsigned int frac, frac_en, frac_quot, frac_rem, frac_den;
- unsigned int multiplier, refclk = 38400;
- unsigned int tx_clk_div;
- unsigned int ref_clk_mpllb_div;
- unsigned int fb_clk_div4_en;
- unsigned int ref, vco;
- unsigned int tx_rate_mult;
- unsigned int tx_rate = REG_FIELD_GET(C20_PHY_TX_RATE, pll_state->tx[0]);
-
- if (pll_state->tx[0] & C20_PHY_USE_MPLLB) {
- tx_rate_mult = 1;
- frac_en = REG_FIELD_GET(C20_MPLLB_FRACEN, pll_state->mpllb[6]);
- frac_quot = pll_state->mpllb[8];
- frac_rem = pll_state->mpllb[9];
- frac_den = pll_state->mpllb[7];
- multiplier = REG_FIELD_GET(C20_MULTIPLIER_MASK, pll_state->mpllb[0]);
- tx_clk_div = REG_FIELD_GET(C20_MPLLB_TX_CLK_DIV_MASK, pll_state->mpllb[0]);
- ref_clk_mpllb_div = REG_FIELD_GET(C20_REF_CLK_MPLLB_DIV_MASK, pll_state->mpllb[6]);
- fb_clk_div4_en = 0;
- } else {
- tx_rate_mult = 2;
- frac_en = REG_FIELD_GET(C20_MPLLA_FRACEN, pll_state->mplla[6]);
- frac_quot = pll_state->mplla[8];
- frac_rem = pll_state->mplla[9];
- frac_den = pll_state->mplla[7];
- multiplier = REG_FIELD_GET(C20_MULTIPLIER_MASK, pll_state->mplla[0]);
- tx_clk_div = REG_FIELD_GET(C20_MPLLA_TX_CLK_DIV_MASK, pll_state->mplla[1]);
- ref_clk_mpllb_div = REG_FIELD_GET(C20_REF_CLK_MPLLB_DIV_MASK, pll_state->mplla[6]);
- fb_clk_div4_en = REG_FIELD_GET(C20_FB_CLK_DIV4_EN, pll_state->mplla[0]);
- }
-
- if (frac_en)
- frac = frac_quot + DIV_ROUND_CLOSEST(frac_rem, frac_den);
- else
- frac = 0;
-
- ref = DIV_ROUND_CLOSEST(refclk * (1 << (1 + fb_clk_div4_en)), 1 << ref_clk_mpllb_div);
- vco = DIV_ROUND_CLOSEST_ULL(mul_u32_u32(ref, (multiplier << (17 - 2)) + frac) >> 17, 10);
-
- return vco << tx_rate_mult >> tx_clk_div >> tx_rate;
-}
-
static void intel_program_port_clock_ctl(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state,
bool lane_reversal)
@@ -2460,7 +2458,8 @@ static void intel_program_port_clock_ctl(struct intel_encoder *encoder,
struct drm_i915_private *i915 = to_i915(encoder->base.dev);
u32 val = 0;
- intel_de_rmw(i915, XELPDP_PORT_BUF_CTL1(encoder->port), XELPDP_PORT_REVERSAL,
+ intel_de_rmw(i915, XELPDP_PORT_BUF_CTL1(i915, encoder->port),
+ XELPDP_PORT_REVERSAL,
lane_reversal ? XELPDP_PORT_REVERSAL : 0);
if (lane_reversal)
@@ -2481,7 +2480,7 @@ static void intel_program_port_clock_ctl(struct intel_encoder *encoder,
else
val |= crtc_state->cx0pll_state.ssc_enabled ? XELPDP_SSC_ENABLE_PLLB : 0;
- intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
+ intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port),
XELPDP_LANE1_PHY_CLOCK_SELECT | XELPDP_FORWARD_CLOCK_UNGATE |
XELPDP_DDI_CLOCK_SELECT_MASK | XELPDP_SSC_ENABLE_PLLA |
XELPDP_SSC_ENABLE_PLLB, val);
@@ -2514,15 +2513,16 @@ static void intel_cx0_powerdown_change_sequence(struct drm_i915_private *i915,
u8 lane_mask, u8 state)
{
enum phy phy = intel_port_to_phy(i915, port);
+ i915_reg_t buf_ctl2_reg = XELPDP_PORT_BUF_CTL2(i915, port);
int lane;
- intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(port),
+ intel_de_rmw(i915, buf_ctl2_reg,
intel_cx0_get_powerdown_state(INTEL_CX0_BOTH_LANES, XELPDP_LANE_POWERDOWN_NEW_STATE_MASK),
intel_cx0_get_powerdown_state(lane_mask, state));
/* Wait for pending transactions.*/
for_each_cx0_lane_in_mask(lane_mask, lane)
- if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
+ if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(i915, port, lane),
XELPDP_PORT_M2P_TRANSACTION_PENDING,
XELPDP_MSGBUS_TIMEOUT_SLOW)) {
drm_dbg_kms(&i915->drm,
@@ -2531,12 +2531,12 @@ static void intel_cx0_powerdown_change_sequence(struct drm_i915_private *i915,
intel_cx0_bus_reset(i915, port, lane);
}
- intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(port),
+ intel_de_rmw(i915, buf_ctl2_reg,
intel_cx0_get_powerdown_update(INTEL_CX0_BOTH_LANES),
intel_cx0_get_powerdown_update(lane_mask));
/* Update Timeout Value */
- if (__intel_de_wait_for_register(i915, XELPDP_PORT_BUF_CTL2(port),
+ if (__intel_de_wait_for_register(i915, buf_ctl2_reg,
intel_cx0_get_powerdown_update(lane_mask), 0,
XELPDP_PORT_POWERDOWN_UPDATE_TIMEOUT_US, 0, NULL))
drm_warn(&i915->drm, "PHY %c failed to bring out of Lane reset after %dus.\n",
@@ -2545,10 +2545,10 @@ static void intel_cx0_powerdown_change_sequence(struct drm_i915_private *i915,
static void intel_cx0_setup_powerdown(struct drm_i915_private *i915, enum port port)
{
- intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(port),
+ intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(i915, port),
XELPDP_POWER_STATE_READY_MASK,
XELPDP_POWER_STATE_READY(CX0_P2_STATE_READY));
- intel_de_rmw(i915, XELPDP_PORT_BUF_CTL3(port),
+ intel_de_rmw(i915, XELPDP_PORT_BUF_CTL3(i915, port),
XELPDP_POWER_STATE_ACTIVE_MASK |
XELPDP_PLL_LANE_STAGGERING_DELAY_MASK,
XELPDP_POWER_STATE_ACTIVE(CX0_P0_STATE_ACTIVE) |
@@ -2593,27 +2593,27 @@ static void intel_cx0_phy_lane_reset(struct drm_i915_private *i915,
XELPDP_LANE_PHY_CURRENT_STATUS(1))
: XELPDP_LANE_PHY_CURRENT_STATUS(0);
- if (__intel_de_wait_for_register(i915, XELPDP_PORT_BUF_CTL1(port),
+ if (__intel_de_wait_for_register(i915, XELPDP_PORT_BUF_CTL1(i915, port),
XELPDP_PORT_BUF_SOC_PHY_READY,
XELPDP_PORT_BUF_SOC_PHY_READY,
XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US, 0, NULL))
drm_warn(&i915->drm, "PHY %c failed to bring out of SOC reset after %dus.\n",
phy_name(phy), XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US);
- intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(port), lane_pipe_reset,
+ intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(i915, port), lane_pipe_reset,
lane_pipe_reset);
- if (__intel_de_wait_for_register(i915, XELPDP_PORT_BUF_CTL2(port),
+ if (__intel_de_wait_for_register(i915, XELPDP_PORT_BUF_CTL2(i915, port),
lane_phy_current_status, lane_phy_current_status,
XELPDP_PORT_RESET_START_TIMEOUT_US, 0, NULL))
drm_warn(&i915->drm, "PHY %c failed to bring out of Lane reset after %dus.\n",
phy_name(phy), XELPDP_PORT_RESET_START_TIMEOUT_US);
- intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(port),
+ intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(i915, port),
intel_cx0_get_pclk_refclk_request(owned_lane_mask),
intel_cx0_get_pclk_refclk_request(lane_mask));
- if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(port),
+ if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(i915, 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))
@@ -2624,9 +2624,10 @@ static void intel_cx0_phy_lane_reset(struct drm_i915_private *i915,
CX0_P2_STATE_RESET);
intel_cx0_setup_powerdown(i915, port);
- intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(port), lane_pipe_reset, 0);
+ intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(i915, port), lane_pipe_reset, 0);
- if (intel_de_wait_for_clear(i915, XELPDP_PORT_BUF_CTL2(port), lane_phy_current_status,
+ if (intel_de_wait_for_clear(i915, XELPDP_PORT_BUF_CTL2(i915, port),
+ lane_phy_current_status,
XELPDP_PORT_RESET_END_TIMEOUT))
drm_warn(&i915->drm, "PHY %c failed to bring out of Lane reset after %dms.\n",
phy_name(phy), XELPDP_PORT_RESET_END_TIMEOUT);
@@ -2761,12 +2762,12 @@ static void intel_cx0pll_enable(struct intel_encoder *encoder,
* 9. Set PORT_CLOCK_CTL register PCLK PLL Request
* LN<Lane for maxPCLK> to "1" to enable PLL.
*/
- intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
+ intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port),
intel_cx0_get_pclk_pll_request(INTEL_CX0_BOTH_LANES),
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_for_register(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
+ if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(i915, 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))
@@ -2786,7 +2787,7 @@ int intel_mtl_tbt_calc_port_clock(struct intel_encoder *encoder)
{
struct drm_i915_private *i915 = to_i915(encoder->base.dev);
u32 clock;
- u32 val = intel_de_read(i915, XELPDP_PORT_CLOCK_CTL(encoder->port));
+ u32 val = intel_de_read(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port));
clock = REG_FIELD_GET(XELPDP_DDI_CLOCK_SELECT_MASK, val);
@@ -2839,11 +2840,11 @@ static void intel_mtl_tbt_pll_enable(struct intel_encoder *encoder,
*/
val |= XELPDP_DDI_CLOCK_SELECT(intel_mtl_tbt_clock_select(i915, crtc_state->port_clock));
val |= XELPDP_FORWARD_CLOCK_UNGATE;
- intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
+ intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port),
XELPDP_DDI_CLOCK_SELECT_MASK | XELPDP_FORWARD_CLOCK_UNGATE, val);
/* 2. Read back PORT_CLOCK_CTL REGISTER */
- val = intel_de_read(i915, XELPDP_PORT_CLOCK_CTL(encoder->port));
+ val = intel_de_read(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port));
/*
* 3. Follow the Display Voltage Frequency Switching - Sequence
@@ -2854,10 +2855,10 @@ static void intel_mtl_tbt_pll_enable(struct intel_encoder *encoder,
* 4. Set PORT_CLOCK_CTL register TBT CLOCK Request to "1" to enable PLL.
*/
val |= XELPDP_TBT_CLOCK_REQUEST;
- intel_de_write(i915, XELPDP_PORT_CLOCK_CTL(encoder->port), val);
+ intel_de_write(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port), val);
/* 5. Poll on PORT_CLOCK_CTL TBT CLOCK Ack == "1". */
- if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
+ if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port),
XELPDP_TBT_CLOCK_ACK,
XELPDP_TBT_CLOCK_ACK,
100, 0, NULL))
@@ -2909,7 +2910,7 @@ static void intel_cx0pll_disable(struct intel_encoder *encoder)
* 3. Set PORT_CLOCK_CTL register PCLK PLL Request LN<Lane for maxPCLK>
* to "0" to disable PLL.
*/
- intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
+ intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port),
intel_cx0_get_pclk_pll_request(INTEL_CX0_BOTH_LANES) |
intel_cx0_get_pclk_refclk_request(INTEL_CX0_BOTH_LANES), 0);
@@ -2919,7 +2920,7 @@ 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_for_register(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
+ if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(i915, 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))
@@ -2932,9 +2933,9 @@ static void intel_cx0pll_disable(struct intel_encoder *encoder)
*/
/* 7. Program PORT_CLOCK_CTL register to disable and gate clocks. */
- intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
+ intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port),
XELPDP_DDI_CLOCK_SELECT_MASK, 0);
- intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
+ intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port),
XELPDP_FORWARD_CLOCK_UNGATE, 0);
intel_cx0_phy_transaction_end(encoder, wakeref);
@@ -2953,11 +2954,11 @@ static void intel_mtl_tbt_pll_disable(struct intel_encoder *encoder)
/*
* 2. Set PORT_CLOCK_CTL register TBT CLOCK Request to "0" to disable PLL.
*/
- intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
+ intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port),
XELPDP_TBT_CLOCK_REQUEST, 0);
/* 3. Poll on PORT_CLOCK_CTL TBT CLOCK Ack == "0". */
- if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
+ if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port),
XELPDP_TBT_CLOCK_ACK, 0, 10, 0, NULL))
drm_warn(&i915->drm, "[ENCODER:%d:%s][%c] PHY PLL not unlocked after 10us.\n",
encoder->base.base.id, encoder->base.name, phy_name(phy));
@@ -2970,7 +2971,7 @@ static void intel_mtl_tbt_pll_disable(struct intel_encoder *encoder)
/*
* 5. Program PORT CLOCK CTRL register to disable and gate clocks
*/
- intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
+ intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port),
XELPDP_DDI_CLOCK_SELECT_MASK |
XELPDP_FORWARD_CLOCK_UNGATE, 0);
@@ -2997,7 +2998,7 @@ intel_mtl_port_pll_type(struct intel_encoder *encoder,
* TODO: Determine the PLL type from the SW state, once MTL PLL
* handling is done via the standard shared DPLL framework.
*/
- u32 val = intel_de_read(i915, XELPDP_PORT_CLOCK_CTL(encoder->port));
+ u32 val = intel_de_read(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port));
u32 clock = REG_FIELD_GET(XELPDP_DDI_CLOCK_SELECT_MASK, val);
if (clock == XELPDP_DDI_CLOCK_SELECT_MAXPCLK ||
@@ -3016,6 +3017,9 @@ static void intel_c10pll_state_verify(const struct intel_crtc_state *state,
const struct intel_c10pll_state *mpllb_sw_state = &state->cx0pll_state.c10;
int i;
+ if (intel_crtc_needs_fastset(state))
+ return;
+
for (i = 0; i < ARRAY_SIZE(mpllb_sw_state->pll); i++) {
u8 expected = mpllb_sw_state->pll[i];
@@ -3067,10 +3071,15 @@ static void intel_c20pll_state_verify(const struct intel_crtc_state *state,
{
struct drm_i915_private *i915 = to_i915(crtc->base.dev);
const struct intel_c20pll_state *mpll_sw_state = &state->cx0pll_state.c20;
- bool sw_use_mpllb = mpll_sw_state->tx[0] & C20_PHY_USE_MPLLB;
- bool hw_use_mpllb = mpll_hw_state->tx[0] & C20_PHY_USE_MPLLB;
+ bool sw_use_mpllb = intel_c20phy_use_mpllb(mpll_sw_state);
+ bool hw_use_mpllb = intel_c20phy_use_mpllb(mpll_hw_state);
int i;
+ I915_STATE_WARN(i915, mpll_hw_state->clock != mpll_sw_state->clock,
+ "[CRTC:%d:%s] mismatch in C20: Register CLOCK (expected %d, found %d)",
+ crtc->base.base.id, crtc->base.name,
+ mpll_sw_state->clock, mpll_hw_state->clock);
+
I915_STATE_WARN(i915, sw_use_mpllb != hw_use_mpllb,
"[CRTC:%d:%s] mismatch in C20: Register MPLLB selection (expected %d, found %d)",
crtc->base.base.id, crtc->base.name,
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-16 03:47:20 +0000