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path: root/drivers/gpu/drm/i915/display/icl_dsi.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/icl_dsi.c')
-rw-r--r--drivers/gpu/drm/i915/display/icl_dsi.c314
1 files changed, 120 insertions, 194 deletions
diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c
index 468a792e6a40..50dcaa895854 100644
--- a/drivers/gpu/drm/i915/display/icl_dsi.c
+++ b/drivers/gpu/drm/i915/display/icl_dsi.c
@@ -45,6 +45,7 @@
#include "intel_dsi_vbt.h"
#include "intel_panel.h"
#include "intel_vdsc.h"
+#include "intel_vdsc_regs.h"
#include "skl_scaler.h"
#include "skl_universal_plane.h"
@@ -207,7 +208,7 @@ void icl_dsi_frame_update(struct intel_crtc_state *crtc_state)
{
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
- u32 tmp, mode_flags;
+ u32 mode_flags;
enum port port;
mode_flags = crtc_state->mode_flags;
@@ -224,9 +225,7 @@ void icl_dsi_frame_update(struct intel_crtc_state *crtc_state)
else
return;
- tmp = intel_de_read(dev_priv, DSI_CMD_FRMCTL(port));
- tmp |= DSI_FRAME_UPDATE_REQUEST;
- intel_de_write(dev_priv, DSI_CMD_FRMCTL(port), tmp);
+ intel_de_rmw(dev_priv, DSI_CMD_FRMCTL(port), 0, DSI_FRAME_UPDATE_REQUEST);
}
static void dsi_program_swing_and_deemphasis(struct intel_encoder *encoder)
@@ -234,7 +233,7 @@ static void dsi_program_swing_and_deemphasis(struct intel_encoder *encoder)
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
enum phy phy;
- u32 tmp;
+ u32 tmp, mask, val;
int lane;
for_each_dsi_phy(phy, intel_dsi->phys) {
@@ -242,56 +241,35 @@ static void dsi_program_swing_and_deemphasis(struct intel_encoder *encoder)
* Program voltage swing and pre-emphasis level values as per
* table in BSPEC under DDI buffer programing
*/
+ mask = SCALING_MODE_SEL_MASK | RTERM_SELECT_MASK;
+ val = SCALING_MODE_SEL(0x2) | TAP2_DISABLE | TAP3_DISABLE |
+ RTERM_SELECT(0x6);
tmp = intel_de_read(dev_priv, ICL_PORT_TX_DW5_LN(0, phy));
- tmp &= ~(SCALING_MODE_SEL_MASK | RTERM_SELECT_MASK);
- tmp |= SCALING_MODE_SEL(0x2);
- tmp |= TAP2_DISABLE | TAP3_DISABLE;
- tmp |= RTERM_SELECT(0x6);
+ tmp &= ~mask;
+ tmp |= val;
intel_de_write(dev_priv, ICL_PORT_TX_DW5_GRP(phy), tmp);
+ intel_de_rmw(dev_priv, ICL_PORT_TX_DW5_AUX(phy), mask, val);
- tmp = intel_de_read(dev_priv, ICL_PORT_TX_DW5_AUX(phy));
- tmp &= ~(SCALING_MODE_SEL_MASK | RTERM_SELECT_MASK);
- tmp |= SCALING_MODE_SEL(0x2);
- tmp |= TAP2_DISABLE | TAP3_DISABLE;
- tmp |= RTERM_SELECT(0x6);
- intel_de_write(dev_priv, ICL_PORT_TX_DW5_AUX(phy), tmp);
-
+ mask = SWING_SEL_LOWER_MASK | SWING_SEL_UPPER_MASK |
+ RCOMP_SCALAR_MASK;
+ val = SWING_SEL_UPPER(0x2) | SWING_SEL_LOWER(0x2) |
+ RCOMP_SCALAR(0x98);
tmp = intel_de_read(dev_priv, ICL_PORT_TX_DW2_LN(0, phy));
- tmp &= ~(SWING_SEL_LOWER_MASK | SWING_SEL_UPPER_MASK |
- RCOMP_SCALAR_MASK);
- tmp |= SWING_SEL_UPPER(0x2);
- tmp |= SWING_SEL_LOWER(0x2);
- tmp |= RCOMP_SCALAR(0x98);
+ tmp &= ~mask;
+ tmp |= val;
intel_de_write(dev_priv, ICL_PORT_TX_DW2_GRP(phy), tmp);
+ intel_de_rmw(dev_priv, ICL_PORT_TX_DW2_AUX(phy), mask, val);
- tmp = intel_de_read(dev_priv, ICL_PORT_TX_DW2_AUX(phy));
- tmp &= ~(SWING_SEL_LOWER_MASK | SWING_SEL_UPPER_MASK |
- RCOMP_SCALAR_MASK);
- tmp |= SWING_SEL_UPPER(0x2);
- tmp |= SWING_SEL_LOWER(0x2);
- tmp |= RCOMP_SCALAR(0x98);
- intel_de_write(dev_priv, ICL_PORT_TX_DW2_AUX(phy), tmp);
-
- tmp = intel_de_read(dev_priv, ICL_PORT_TX_DW4_AUX(phy));
- tmp &= ~(POST_CURSOR_1_MASK | POST_CURSOR_2_MASK |
- CURSOR_COEFF_MASK);
- tmp |= POST_CURSOR_1(0x0);
- tmp |= POST_CURSOR_2(0x0);
- tmp |= CURSOR_COEFF(0x3f);
- intel_de_write(dev_priv, ICL_PORT_TX_DW4_AUX(phy), tmp);
-
- for (lane = 0; lane <= 3; lane++) {
- /* Bspec: must not use GRP register for write */
- tmp = intel_de_read(dev_priv,
- ICL_PORT_TX_DW4_LN(lane, phy));
- tmp &= ~(POST_CURSOR_1_MASK | POST_CURSOR_2_MASK |
- CURSOR_COEFF_MASK);
- tmp |= POST_CURSOR_1(0x0);
- tmp |= POST_CURSOR_2(0x0);
- tmp |= CURSOR_COEFF(0x3f);
- intel_de_write(dev_priv,
- ICL_PORT_TX_DW4_LN(lane, phy), tmp);
- }
+ mask = POST_CURSOR_1_MASK | POST_CURSOR_2_MASK |
+ CURSOR_COEFF_MASK;
+ val = POST_CURSOR_1(0x0) | POST_CURSOR_2(0x0) |
+ CURSOR_COEFF(0x3f);
+ intel_de_rmw(dev_priv, ICL_PORT_TX_DW4_AUX(phy), mask, val);
+
+ /* Bspec: must not use GRP register for write */
+ for (lane = 0; lane <= 3; lane++)
+ intel_de_rmw(dev_priv, ICL_PORT_TX_DW4_LN(lane, phy),
+ mask, val);
}
}
@@ -300,9 +278,21 @@ static void configure_dual_link_mode(struct intel_encoder *encoder,
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
+ i915_reg_t dss_ctl1_reg, dss_ctl2_reg;
u32 dss_ctl1;
- dss_ctl1 = intel_de_read(dev_priv, DSS_CTL1);
+ /* FIXME: Move all DSS handling to intel_vdsc.c */
+ if (DISPLAY_VER(dev_priv) >= 12) {
+ struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc);
+
+ dss_ctl1_reg = ICL_PIPE_DSS_CTL1(crtc->pipe);
+ dss_ctl2_reg = ICL_PIPE_DSS_CTL2(crtc->pipe);
+ } else {
+ dss_ctl1_reg = DSS_CTL1;
+ dss_ctl2_reg = DSS_CTL2;
+ }
+
+ dss_ctl1 = intel_de_read(dev_priv, dss_ctl1_reg);
dss_ctl1 |= SPLITTER_ENABLE;
dss_ctl1 &= ~OVERLAP_PIXELS_MASK;
dss_ctl1 |= OVERLAP_PIXELS(intel_dsi->pixel_overlap);
@@ -310,7 +300,6 @@ static void configure_dual_link_mode(struct intel_encoder *encoder,
if (intel_dsi->dual_link == DSI_DUAL_LINK_FRONT_BACK) {
const struct drm_display_mode *adjusted_mode =
&pipe_config->hw.adjusted_mode;
- u32 dss_ctl2;
u16 hactive = adjusted_mode->crtc_hdisplay;
u16 dl_buffer_depth;
@@ -323,16 +312,14 @@ static void configure_dual_link_mode(struct intel_encoder *encoder,
dss_ctl1 &= ~LEFT_DL_BUF_TARGET_DEPTH_MASK;
dss_ctl1 |= LEFT_DL_BUF_TARGET_DEPTH(dl_buffer_depth);
- dss_ctl2 = intel_de_read(dev_priv, DSS_CTL2);
- dss_ctl2 &= ~RIGHT_DL_BUF_TARGET_DEPTH_MASK;
- dss_ctl2 |= RIGHT_DL_BUF_TARGET_DEPTH(dl_buffer_depth);
- intel_de_write(dev_priv, DSS_CTL2, dss_ctl2);
+ intel_de_rmw(dev_priv, dss_ctl2_reg, RIGHT_DL_BUF_TARGET_DEPTH_MASK,
+ RIGHT_DL_BUF_TARGET_DEPTH(dl_buffer_depth));
} else {
/* Interleave */
dss_ctl1 |= DUAL_LINK_MODE_INTERLEAVE;
}
- intel_de_write(dev_priv, DSS_CTL1, dss_ctl1);
+ intel_de_write(dev_priv, dss_ctl1_reg, dss_ctl1);
}
/* aka DSI 8X clock */
@@ -412,13 +399,10 @@ static void gen11_dsi_enable_io_power(struct intel_encoder *encoder)
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
enum port port;
- u32 tmp;
- for_each_dsi_port(port, intel_dsi->ports) {
- tmp = intel_de_read(dev_priv, ICL_DSI_IO_MODECTL(port));
- tmp |= COMBO_PHY_MODE_DSI;
- intel_de_write(dev_priv, ICL_DSI_IO_MODECTL(port), tmp);
- }
+ for_each_dsi_port(port, intel_dsi->ports)
+ intel_de_rmw(dev_priv, ICL_DSI_IO_MODECTL(port),
+ 0, COMBO_PHY_MODE_DSI);
get_dsi_io_power_domains(dev_priv, intel_dsi);
}
@@ -444,26 +428,16 @@ static void gen11_dsi_config_phy_lanes_sequence(struct intel_encoder *encoder)
/* Step 4b(i) set loadgen select for transmit and aux lanes */
for_each_dsi_phy(phy, intel_dsi->phys) {
- tmp = intel_de_read(dev_priv, ICL_PORT_TX_DW4_AUX(phy));
- tmp &= ~LOADGEN_SELECT;
- intel_de_write(dev_priv, ICL_PORT_TX_DW4_AUX(phy), tmp);
- for (lane = 0; lane <= 3; lane++) {
- tmp = intel_de_read(dev_priv,
- ICL_PORT_TX_DW4_LN(lane, phy));
- tmp &= ~LOADGEN_SELECT;
- if (lane != 2)
- tmp |= LOADGEN_SELECT;
- intel_de_write(dev_priv,
- ICL_PORT_TX_DW4_LN(lane, phy), tmp);
- }
+ intel_de_rmw(dev_priv, ICL_PORT_TX_DW4_AUX(phy), LOADGEN_SELECT, 0);
+ for (lane = 0; lane <= 3; lane++)
+ intel_de_rmw(dev_priv, ICL_PORT_TX_DW4_LN(lane, phy),
+ LOADGEN_SELECT, lane != 2 ? LOADGEN_SELECT : 0);
}
/* Step 4b(ii) set latency optimization for transmit and aux lanes */
for_each_dsi_phy(phy, intel_dsi->phys) {
- tmp = intel_de_read(dev_priv, ICL_PORT_TX_DW2_AUX(phy));
- tmp &= ~FRC_LATENCY_OPTIM_MASK;
- tmp |= FRC_LATENCY_OPTIM_VAL(0x5);
- intel_de_write(dev_priv, ICL_PORT_TX_DW2_AUX(phy), tmp);
+ intel_de_rmw(dev_priv, ICL_PORT_TX_DW2_AUX(phy),
+ FRC_LATENCY_OPTIM_MASK, FRC_LATENCY_OPTIM_VAL(0x5));
tmp = intel_de_read(dev_priv, ICL_PORT_TX_DW2_LN(0, phy));
tmp &= ~FRC_LATENCY_OPTIM_MASK;
tmp |= FRC_LATENCY_OPTIM_VAL(0x5);
@@ -471,12 +445,8 @@ static void gen11_dsi_config_phy_lanes_sequence(struct intel_encoder *encoder)
/* For EHL, TGL, set latency optimization for PCS_DW1 lanes */
if (IS_JSL_EHL(dev_priv) || (DISPLAY_VER(dev_priv) >= 12)) {
- tmp = intel_de_read(dev_priv,
- ICL_PORT_PCS_DW1_AUX(phy));
- tmp &= ~LATENCY_OPTIM_MASK;
- tmp |= LATENCY_OPTIM_VAL(0);
- intel_de_write(dev_priv, ICL_PORT_PCS_DW1_AUX(phy),
- tmp);
+ intel_de_rmw(dev_priv, ICL_PORT_PCS_DW1_AUX(phy),
+ LATENCY_OPTIM_MASK, LATENCY_OPTIM_VAL(0));
tmp = intel_de_read(dev_priv,
ICL_PORT_PCS_DW1_LN(0, phy));
@@ -501,9 +471,7 @@ static void gen11_dsi_voltage_swing_program_seq(struct intel_encoder *encoder)
tmp = intel_de_read(dev_priv, ICL_PORT_PCS_DW1_LN(0, phy));
tmp &= ~COMMON_KEEPER_EN;
intel_de_write(dev_priv, ICL_PORT_PCS_DW1_GRP(phy), tmp);
- tmp = intel_de_read(dev_priv, ICL_PORT_PCS_DW1_AUX(phy));
- tmp &= ~COMMON_KEEPER_EN;
- intel_de_write(dev_priv, ICL_PORT_PCS_DW1_AUX(phy), tmp);
+ intel_de_rmw(dev_priv, ICL_PORT_PCS_DW1_AUX(phy), COMMON_KEEPER_EN, 0);
}
/*
@@ -511,20 +479,15 @@ static void gen11_dsi_voltage_swing_program_seq(struct intel_encoder *encoder)
* Note: loadgen select program is done
* as part of lane phy sequence configuration
*/
- for_each_dsi_phy(phy, intel_dsi->phys) {
- tmp = intel_de_read(dev_priv, ICL_PORT_CL_DW5(phy));
- tmp |= SUS_CLOCK_CONFIG;
- intel_de_write(dev_priv, ICL_PORT_CL_DW5(phy), tmp);
- }
+ for_each_dsi_phy(phy, intel_dsi->phys)
+ intel_de_rmw(dev_priv, ICL_PORT_CL_DW5(phy), 0, SUS_CLOCK_CONFIG);
/* Clear training enable to change swing values */
for_each_dsi_phy(phy, intel_dsi->phys) {
tmp = intel_de_read(dev_priv, ICL_PORT_TX_DW5_LN(0, phy));
tmp &= ~TX_TRAINING_EN;
intel_de_write(dev_priv, ICL_PORT_TX_DW5_GRP(phy), tmp);
- tmp = intel_de_read(dev_priv, ICL_PORT_TX_DW5_AUX(phy));
- tmp &= ~TX_TRAINING_EN;
- intel_de_write(dev_priv, ICL_PORT_TX_DW5_AUX(phy), tmp);
+ intel_de_rmw(dev_priv, ICL_PORT_TX_DW5_AUX(phy), TX_TRAINING_EN, 0);
}
/* Program swing and de-emphasis */
@@ -535,9 +498,7 @@ static void gen11_dsi_voltage_swing_program_seq(struct intel_encoder *encoder)
tmp = intel_de_read(dev_priv, ICL_PORT_TX_DW5_LN(0, phy));
tmp |= TX_TRAINING_EN;
intel_de_write(dev_priv, ICL_PORT_TX_DW5_GRP(phy), tmp);
- tmp = intel_de_read(dev_priv, ICL_PORT_TX_DW5_AUX(phy));
- tmp |= TX_TRAINING_EN;
- intel_de_write(dev_priv, ICL_PORT_TX_DW5_AUX(phy), tmp);
+ intel_de_rmw(dev_priv, ICL_PORT_TX_DW5_AUX(phy), 0, TX_TRAINING_EN);
}
}
@@ -545,13 +506,10 @@ static void gen11_dsi_enable_ddi_buffer(struct intel_encoder *encoder)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
- u32 tmp;
enum port port;
for_each_dsi_port(port, intel_dsi->ports) {
- tmp = intel_de_read(dev_priv, DDI_BUF_CTL(port));
- tmp |= DDI_BUF_CTL_ENABLE;
- intel_de_write(dev_priv, DDI_BUF_CTL(port), tmp);
+ intel_de_rmw(dev_priv, DDI_BUF_CTL(port), 0, DDI_BUF_CTL_ENABLE);
if (wait_for_us(!(intel_de_read(dev_priv, DDI_BUF_CTL(port)) &
DDI_BUF_IS_IDLE),
@@ -567,17 +525,13 @@ gen11_dsi_setup_dphy_timings(struct intel_encoder *encoder,
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
- u32 tmp;
enum port port;
enum phy phy;
/* Program T-INIT master registers */
- for_each_dsi_port(port, intel_dsi->ports) {
- tmp = intel_de_read(dev_priv, ICL_DSI_T_INIT_MASTER(port));
- tmp &= ~DSI_T_INIT_MASTER_MASK;
- tmp |= intel_dsi->init_count;
- intel_de_write(dev_priv, ICL_DSI_T_INIT_MASTER(port), tmp);
- }
+ for_each_dsi_port(port, intel_dsi->ports)
+ intel_de_rmw(dev_priv, ICL_DSI_T_INIT_MASTER(port),
+ DSI_T_INIT_MASTER_MASK, intel_dsi->init_count);
/* Program DPHY clock lanes timings */
for_each_dsi_port(port, intel_dsi->ports) {
@@ -608,31 +562,22 @@ gen11_dsi_setup_dphy_timings(struct intel_encoder *encoder,
if (DISPLAY_VER(dev_priv) == 11) {
if (afe_clk(encoder, crtc_state) <= 800000) {
for_each_dsi_port(port, intel_dsi->ports) {
- tmp = intel_de_read(dev_priv,
- DPHY_TA_TIMING_PARAM(port));
- tmp &= ~TA_SURE_MASK;
- tmp |= TA_SURE_OVERRIDE | TA_SURE(0);
- intel_de_write(dev_priv,
- DPHY_TA_TIMING_PARAM(port),
- tmp);
+ intel_de_rmw(dev_priv, DPHY_TA_TIMING_PARAM(port),
+ TA_SURE_MASK,
+ TA_SURE_OVERRIDE | TA_SURE(0));
/* shadow register inside display core */
- tmp = intel_de_read(dev_priv,
- DSI_TA_TIMING_PARAM(port));
- tmp &= ~TA_SURE_MASK;
- tmp |= TA_SURE_OVERRIDE | TA_SURE(0);
- intel_de_write(dev_priv,
- DSI_TA_TIMING_PARAM(port), tmp);
+ intel_de_rmw(dev_priv, DSI_TA_TIMING_PARAM(port),
+ TA_SURE_MASK,
+ TA_SURE_OVERRIDE | TA_SURE(0));
}
}
}
if (IS_JSL_EHL(dev_priv)) {
- for_each_dsi_phy(phy, intel_dsi->phys) {
- tmp = intel_de_read(dev_priv, ICL_DPHY_CHKN(phy));
- tmp |= ICL_DPHY_CHKN_AFE_OVER_PPI_STRAP;
- intel_de_write(dev_priv, ICL_DPHY_CHKN(phy), tmp);
- }
+ for_each_dsi_phy(phy, intel_dsi->phys)
+ intel_de_rmw(dev_priv, ICL_DPHY_CHKN(phy),
+ 0, ICL_DPHY_CHKN_AFE_OVER_PPI_STRAP);
}
}
@@ -824,11 +769,8 @@ gen11_dsi_configure_transcoder(struct intel_encoder *encoder,
if (intel_dsi->dual_link) {
for_each_dsi_port(port, intel_dsi->ports) {
dsi_trans = dsi_port_to_transcoder(port);
- tmp = intel_de_read(dev_priv,
- TRANS_DDI_FUNC_CTL2(dsi_trans));
- tmp |= PORT_SYNC_MODE_ENABLE;
- intel_de_write(dev_priv,
- TRANS_DDI_FUNC_CTL2(dsi_trans), tmp);
+ intel_de_rmw(dev_priv, TRANS_DDI_FUNC_CTL2(dsi_trans),
+ 0, PORT_SYNC_MODE_ENABLE);
}
/* configure stream splitting */
@@ -958,8 +900,8 @@ gen11_dsi_set_transcoder_timings(struct intel_encoder *encoder,
/* program TRANS_HTOTAL register */
for_each_dsi_port(port, intel_dsi->ports) {
dsi_trans = dsi_port_to_transcoder(port);
- intel_de_write(dev_priv, HTOTAL(dsi_trans),
- (hactive - 1) | ((htotal - 1) << 16));
+ intel_de_write(dev_priv, TRANS_HTOTAL(dsi_trans),
+ HACTIVE(hactive - 1) | HTOTAL(htotal - 1));
}
/* TRANS_HSYNC register to be programmed only for video mode */
@@ -981,8 +923,8 @@ gen11_dsi_set_transcoder_timings(struct intel_encoder *encoder,
for_each_dsi_port(port, intel_dsi->ports) {
dsi_trans = dsi_port_to_transcoder(port);
- intel_de_write(dev_priv, HSYNC(dsi_trans),
- (hsync_start - 1) | ((hsync_end - 1) << 16));
+ intel_de_write(dev_priv, TRANS_HSYNC(dsi_trans),
+ HSYNC_START(hsync_start - 1) | HSYNC_END(hsync_end - 1));
}
}
@@ -995,8 +937,8 @@ gen11_dsi_set_transcoder_timings(struct intel_encoder *encoder,
* struct drm_display_mode.
* For interlace mode: program required pixel minus 2
*/
- intel_de_write(dev_priv, VTOTAL(dsi_trans),
- (vactive - 1) | ((vtotal - 1) << 16));
+ intel_de_write(dev_priv, TRANS_VTOTAL(dsi_trans),
+ VACTIVE(vactive - 1) | VTOTAL(vtotal - 1));
}
if (vsync_end < vsync_start || vsync_end > vtotal)
@@ -1009,8 +951,8 @@ gen11_dsi_set_transcoder_timings(struct intel_encoder *encoder,
if (is_vid_mode(intel_dsi)) {
for_each_dsi_port(port, intel_dsi->ports) {
dsi_trans = dsi_port_to_transcoder(port);
- intel_de_write(dev_priv, VSYNC(dsi_trans),
- (vsync_start - 1) | ((vsync_end - 1) << 16));
+ intel_de_write(dev_priv, TRANS_VSYNC(dsi_trans),
+ VSYNC_START(vsync_start - 1) | VSYNC_END(vsync_end - 1));
}
}
@@ -1023,17 +965,22 @@ gen11_dsi_set_transcoder_timings(struct intel_encoder *encoder,
if (is_vid_mode(intel_dsi)) {
for_each_dsi_port(port, intel_dsi->ports) {
dsi_trans = dsi_port_to_transcoder(port);
- intel_de_write(dev_priv, VSYNCSHIFT(dsi_trans),
+ intel_de_write(dev_priv, TRANS_VSYNCSHIFT(dsi_trans),
vsync_shift);
}
}
- /* program TRANS_VBLANK register, should be same as vtotal programmed */
+ /*
+ * program TRANS_VBLANK register, should be same as vtotal programmed
+ *
+ * FIXME get rid of these local hacks and do it right,
+ * this will not handle eg. delayed vblank correctly.
+ */
if (DISPLAY_VER(dev_priv) >= 12) {
for_each_dsi_port(port, intel_dsi->ports) {
dsi_trans = dsi_port_to_transcoder(port);
- intel_de_write(dev_priv, VBLANK(dsi_trans),
- (vactive - 1) | ((vtotal - 1) << 16));
+ intel_de_write(dev_priv, TRANS_VBLANK(dsi_trans),
+ VBLANK_START(vactive - 1) | VBLANK_END(vtotal - 1));
}
}
}
@@ -1044,17 +991,14 @@ static void gen11_dsi_enable_transcoder(struct intel_encoder *encoder)
struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
enum port port;
enum transcoder dsi_trans;
- u32 tmp;
for_each_dsi_port(port, intel_dsi->ports) {
dsi_trans = dsi_port_to_transcoder(port);
- tmp = intel_de_read(dev_priv, PIPECONF(dsi_trans));
- tmp |= PIPECONF_ENABLE;
- intel_de_write(dev_priv, PIPECONF(dsi_trans), tmp);
+ intel_de_rmw(dev_priv, TRANSCONF(dsi_trans), 0, TRANSCONF_ENABLE);
/* wait for transcoder to be enabled */
- if (intel_de_wait_for_set(dev_priv, PIPECONF(dsi_trans),
- PIPECONF_STATE_ENABLE, 10))
+ if (intel_de_wait_for_set(dev_priv, TRANSCONF(dsi_trans),
+ TRANSCONF_STATE_ENABLE, 10))
drm_err(&dev_priv->drm,
"DSI transcoder not enabled\n");
}
@@ -1067,7 +1011,7 @@ static void gen11_dsi_setup_timeouts(struct intel_encoder *encoder,
struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
enum port port;
enum transcoder dsi_trans;
- u32 tmp, hs_tx_timeout, lp_rx_timeout, ta_timeout, divisor, mul;
+ u32 hs_tx_timeout, lp_rx_timeout, ta_timeout, divisor, mul;
/*
* escape clock count calculation:
@@ -1087,26 +1031,23 @@ static void gen11_dsi_setup_timeouts(struct intel_encoder *encoder,
dsi_trans = dsi_port_to_transcoder(port);
/* program hst_tx_timeout */
- tmp = intel_de_read(dev_priv, DSI_HSTX_TO(dsi_trans));
- tmp &= ~HSTX_TIMEOUT_VALUE_MASK;
- tmp |= HSTX_TIMEOUT_VALUE(hs_tx_timeout);
- intel_de_write(dev_priv, DSI_HSTX_TO(dsi_trans), tmp);
+ intel_de_rmw(dev_priv, DSI_HSTX_TO(dsi_trans),
+ HSTX_TIMEOUT_VALUE_MASK,
+ HSTX_TIMEOUT_VALUE(hs_tx_timeout));
/* FIXME: DSI_CALIB_TO */
/* program lp_rx_host timeout */
- tmp = intel_de_read(dev_priv, DSI_LPRX_HOST_TO(dsi_trans));
- tmp &= ~LPRX_TIMEOUT_VALUE_MASK;
- tmp |= LPRX_TIMEOUT_VALUE(lp_rx_timeout);
- intel_de_write(dev_priv, DSI_LPRX_HOST_TO(dsi_trans), tmp);
+ intel_de_rmw(dev_priv, DSI_LPRX_HOST_TO(dsi_trans),
+ LPRX_TIMEOUT_VALUE_MASK,
+ LPRX_TIMEOUT_VALUE(lp_rx_timeout));
/* FIXME: DSI_PWAIT_TO */
/* program turn around timeout */
- tmp = intel_de_read(dev_priv, DSI_TA_TO(dsi_trans));
- tmp &= ~TA_TIMEOUT_VALUE_MASK;
- tmp |= TA_TIMEOUT_VALUE(ta_timeout);
- intel_de_write(dev_priv, DSI_TA_TO(dsi_trans), tmp);
+ intel_de_rmw(dev_priv, DSI_TA_TO(dsi_trans),
+ TA_TIMEOUT_VALUE_MASK,
+ TA_TIMEOUT_VALUE(ta_timeout));
}
}
@@ -1310,19 +1251,16 @@ static void gen11_dsi_disable_transcoder(struct intel_encoder *encoder)
struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
enum port port;
enum transcoder dsi_trans;
- u32 tmp;
for_each_dsi_port(port, intel_dsi->ports) {
dsi_trans = dsi_port_to_transcoder(port);
/* disable transcoder */
- tmp = intel_de_read(dev_priv, PIPECONF(dsi_trans));
- tmp &= ~PIPECONF_ENABLE;
- intel_de_write(dev_priv, PIPECONF(dsi_trans), tmp);
+ intel_de_rmw(dev_priv, TRANSCONF(dsi_trans), TRANSCONF_ENABLE, 0);
/* wait for transcoder to be disabled */
- if (intel_de_wait_for_clear(dev_priv, PIPECONF(dsi_trans),
- PIPECONF_STATE_ENABLE, 50))
+ if (intel_de_wait_for_clear(dev_priv, TRANSCONF(dsi_trans),
+ TRANSCONF_STATE_ENABLE, 50))
drm_err(&dev_priv->drm,
"DSI trancoder not disabled\n");
}
@@ -1350,11 +1288,9 @@ static void gen11_dsi_deconfigure_trancoder(struct intel_encoder *encoder)
/* disable periodic update mode */
if (is_cmd_mode(intel_dsi)) {
- for_each_dsi_port(port, intel_dsi->ports) {
- tmp = intel_de_read(dev_priv, DSI_CMD_FRMCTL(port));
- tmp &= ~DSI_PERIODIC_FRAME_UPDATE_ENABLE;
- intel_de_write(dev_priv, DSI_CMD_FRMCTL(port), tmp);
- }
+ for_each_dsi_port(port, intel_dsi->ports)
+ intel_de_rmw(dev_priv, DSI_CMD_FRMCTL(port),
+ DSI_PERIODIC_FRAME_UPDATE_ENABLE, 0);
}
/* put dsi link in ULPS */
@@ -1374,20 +1310,16 @@ static void gen11_dsi_deconfigure_trancoder(struct intel_encoder *encoder)
/* disable ddi function */
for_each_dsi_port(port, intel_dsi->ports) {
dsi_trans = dsi_port_to_transcoder(port);
- tmp = intel_de_read(dev_priv, TRANS_DDI_FUNC_CTL(dsi_trans));
- tmp &= ~TRANS_DDI_FUNC_ENABLE;
- intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(dsi_trans), tmp);
+ intel_de_rmw(dev_priv, TRANS_DDI_FUNC_CTL(dsi_trans),
+ TRANS_DDI_FUNC_ENABLE, 0);
}
/* disable port sync mode if dual link */
if (intel_dsi->dual_link) {
for_each_dsi_port(port, intel_dsi->ports) {
dsi_trans = dsi_port_to_transcoder(port);
- tmp = intel_de_read(dev_priv,
- TRANS_DDI_FUNC_CTL2(dsi_trans));
- tmp &= ~PORT_SYNC_MODE_ENABLE;
- intel_de_write(dev_priv,
- TRANS_DDI_FUNC_CTL2(dsi_trans), tmp);
+ intel_de_rmw(dev_priv, TRANS_DDI_FUNC_CTL2(dsi_trans),
+ PORT_SYNC_MODE_ENABLE, 0);
}
}
}
@@ -1396,14 +1328,11 @@ static void gen11_dsi_disable_port(struct intel_encoder *encoder)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
- u32 tmp;
enum port port;
gen11_dsi_ungate_clocks(encoder);
for_each_dsi_port(port, intel_dsi->ports) {
- tmp = intel_de_read(dev_priv, DDI_BUF_CTL(port));
- tmp &= ~DDI_BUF_CTL_ENABLE;
- intel_de_write(dev_priv, DDI_BUF_CTL(port), tmp);
+ intel_de_rmw(dev_priv, DDI_BUF_CTL(port), DDI_BUF_CTL_ENABLE, 0);
if (wait_for_us((intel_de_read(dev_priv, DDI_BUF_CTL(port)) &
DDI_BUF_IS_IDLE),
@@ -1420,7 +1349,6 @@ static void gen11_dsi_disable_io_power(struct intel_encoder *encoder)
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
enum port port;
- u32 tmp;
for_each_dsi_port(port, intel_dsi->ports) {
intel_wakeref_t wakeref;
@@ -1434,11 +1362,9 @@ static void gen11_dsi_disable_io_power(struct intel_encoder *encoder)
}
/* set mode to DDI */
- for_each_dsi_port(port, intel_dsi->ports) {
- tmp = intel_de_read(dev_priv, ICL_DSI_IO_MODECTL(port));
- tmp &= ~COMBO_PHY_MODE_DSI;
- intel_de_write(dev_priv, ICL_DSI_IO_MODECTL(port), tmp);
- }
+ for_each_dsi_port(port, intel_dsi->ports)
+ intel_de_rmw(dev_priv, ICL_DSI_IO_MODECTL(port),
+ COMBO_PHY_MODE_DSI, 0);
}
static void gen11_dsi_disable(struct intel_atomic_state *state,
@@ -1754,8 +1680,8 @@ static bool gen11_dsi_get_hw_state(struct intel_encoder *encoder,
goto out;
}
- tmp = intel_de_read(dev_priv, PIPECONF(dsi_trans));
- ret = tmp & PIPECONF_ENABLE;
+ tmp = intel_de_read(dev_priv, TRANSCONF(dsi_trans));
+ ret = tmp & TRANSCONF_ENABLE;
}
out:
intel_display_power_put(dev_priv, encoder->power_domain, wakeref);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-12 21:22:03 +0100