Commit 8bf6e202 authored by Dave Airlie's avatar Dave Airlie

Merge tag 'drm-intel-next-2023-03-07' of git://anongit.freedesktop.org/drm/drm-intel into drm-next

Cross-subsystem Changes:
- MEI patches to fix suspend/resume issues with the i915's PXP. (Alexander)

Driver Changes:
- Registers helpers and clean-ups. (Lucas)
- PXP fixes and clean-ups. (Alan, Alexander)
- CDCLK related fixes and w/a (Chaitanya, Stanislav)
- Move display code to use RMW whenever possible (Andrzej)
- PSR fixes (Jouni, Ville)
- Implement async_flip mode per plane tracking (Andrzej)
- Remove pre-production Workarounds (Matt)
- HDMI related fixes (Ankit)
- LVDS cleanup (Ville)
- Watermark fixes and cleanups (Ville, Jani, Stanilav)
- DMC code related fixes, cleanups and improvements (Jani)
- Implement fb_dirty for PSR,FBC,DRRS fixes (Jouni)
- Initial DSB improvements targeting LUTs loading (Ville)
- HWMON related fixes (Ashutosh)
- PCI ID updates (Jonathan, Matt Roper)
- Fix leak in scatterlist (Matt Atwood)
- Fix eDP+DSI dual panel systems (Ville)
- Cast iomem to avoid sparese warnings (Jani)
- Set default backlight controller index (Jani)
- More MTL enabling (RK)
- Conversion of display dev_priv towards i915 (Nirmoy)
- Improvements in log/debug messages (Ville)
- Increase slice_height for DP VDSC (Suraj)
- VBT ports improvements (Ville)
- Fix platforms without Display (Imre)
- Other generic display code clean-ups (Ville, Jani, Rodrigo)
- Add RPL-U sub platform (Chaitanya)
- Add inverted backlight quirk for HP 14-r206nv (Mavroudis)
- Transcoder timing improvements (Ville)
- Track audio state per-transcoder (Ville)
- Error/underrun interrupt fixes (Ville)
- Update combo PHY init sequence (Matt Roper)
- Get HDR DPCD refresh timeout (Ville)
- Vblank improvements (Ville)
- DSS fixes and cleanups (Jani)
- PM code cleanup (Jani)
- Split display parts related to RPS (Jani)
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>

From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ZAez4aekcob8fTeh@intel.com
parents faf0d83e 4b736ed4
......@@ -239,6 +239,7 @@ i915-y += \
display/intel_display_power.o \
display/intel_display_power_map.o \
display/intel_display_power_well.o \
display/intel_display_rps.o \
display/intel_dmc.o \
display/intel_dpio_phy.o \
display/intel_dpll.o \
......@@ -269,7 +270,9 @@ i915-y += \
display/intel_tc.o \
display/intel_vblank.o \
display/intel_vga.o \
display/intel_wm.o \
display/i9xx_plane.o \
display/i9xx_wm.o \
display/skl_scaler.o \
display/skl_universal_plane.o \
display/skl_watermark.o
......
......@@ -17,6 +17,7 @@
#include "intel_display_power.h"
#include "intel_display_types.h"
#include "intel_dp.h"
#include "intel_dp_aux.h"
#include "intel_dp_link_training.h"
#include "intel_dpio_phy.h"
#include "intel_fifo_underrun.h"
......@@ -136,16 +137,12 @@ static void intel_dp_prepare(struct intel_encoder *encoder,
intel_dp->DP |= DP_PIPE_SEL_IVB(crtc->pipe);
} else if (HAS_PCH_CPT(dev_priv) && port != PORT_A) {
u32 trans_dp;
intel_dp->DP |= DP_LINK_TRAIN_OFF_CPT;
trans_dp = intel_de_read(dev_priv, TRANS_DP_CTL(crtc->pipe));
if (drm_dp_enhanced_frame_cap(intel_dp->dpcd))
trans_dp |= TRANS_DP_ENH_FRAMING;
else
trans_dp &= ~TRANS_DP_ENH_FRAMING;
intel_de_write(dev_priv, TRANS_DP_CTL(crtc->pipe), trans_dp);
intel_de_rmw(dev_priv, TRANS_DP_CTL(crtc->pipe),
TRANS_DP_ENH_FRAMING,
drm_dp_enhanced_frame_cap(intel_dp->dpcd) ?
TRANS_DP_ENH_FRAMING : 0);
} else {
if (IS_G4X(dev_priv) && pipe_config->limited_color_range)
intel_dp->DP |= DP_COLOR_RANGE_16_235;
......@@ -1200,29 +1197,6 @@ static bool g4x_digital_port_connected(struct intel_encoder *encoder)
return intel_de_read(dev_priv, PORT_HOTPLUG_STAT) & bit;
}
static bool gm45_digital_port_connected(struct intel_encoder *encoder)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
u32 bit;
switch (encoder->hpd_pin) {
case HPD_PORT_B:
bit = PORTB_HOTPLUG_LIVE_STATUS_GM45;
break;
case HPD_PORT_C:
bit = PORTC_HOTPLUG_LIVE_STATUS_GM45;
break;
case HPD_PORT_D:
bit = PORTD_HOTPLUG_LIVE_STATUS_GM45;
break;
default:
MISSING_CASE(encoder->hpd_pin);
return false;
}
return intel_de_read(dev_priv, PORT_HOTPLUG_STAT) & bit;
}
static bool ilk_digital_port_connected(struct intel_encoder *encoder)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
......@@ -1279,11 +1253,19 @@ static const struct drm_encoder_funcs intel_dp_enc_funcs = {
bool g4x_dp_init(struct drm_i915_private *dev_priv,
i915_reg_t output_reg, enum port port)
{
const struct intel_bios_encoder_data *devdata;
struct intel_digital_port *dig_port;
struct intel_encoder *intel_encoder;
struct drm_encoder *encoder;
struct intel_connector *intel_connector;
devdata = intel_bios_encoder_data_lookup(dev_priv, port);
/* FIXME bail? */
if (!devdata)
drm_dbg_kms(&dev_priv->drm, "No VBT child device for DP-%c\n",
port_name(port));
dig_port = kzalloc(sizeof(*dig_port), GFP_KERNEL);
if (!dig_port)
return false;
......@@ -1295,6 +1277,8 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv,
intel_encoder = &dig_port->base;
encoder = &intel_encoder->base;
intel_encoder->devdata = devdata;
mutex_init(&dig_port->hdcp_mutex);
if (drm_encoder_init(&dev_priv->drm, &intel_encoder->base,
......@@ -1377,10 +1361,7 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv,
dig_port->hpd_pulse = intel_dp_hpd_pulse;
if (HAS_GMCH(dev_priv)) {
if (IS_GM45(dev_priv))
dig_port->connected = gm45_digital_port_connected;
else
dig_port->connected = g4x_digital_port_connected;
dig_port->connected = g4x_digital_port_connected;
} else {
if (port == PORT_A)
dig_port->connected = ilk_digital_port_connected;
......@@ -1391,7 +1372,7 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv,
if (port != PORT_A)
intel_infoframe_init(dig_port);
dig_port->aux_ch = intel_bios_port_aux_ch(dev_priv, port);
dig_port->aux_ch = intel_dp_aux_ch(intel_encoder);
if (!intel_dp_init_connector(dig_port, intel_connector))
goto err_init_connector;
......
......@@ -13,6 +13,7 @@
#include "intel_de.h"
#include "intel_display_power.h"
#include "intel_display_types.h"
#include "intel_dp_aux.h"
#include "intel_dpio_phy.h"
#include "intel_fifo_underrun.h"
#include "intel_hdmi.h"
......@@ -273,8 +274,8 @@ static void cpt_enable_hdmi(struct intel_atomic_state *state,
*/
if (pipe_config->pipe_bpp > 24) {
intel_de_write(dev_priv, TRANS_CHICKEN1(pipe),
intel_de_read(dev_priv, TRANS_CHICKEN1(pipe)) | TRANS_CHICKEN1_HDMIUNIT_GC_DISABLE);
intel_de_rmw(dev_priv, TRANS_CHICKEN1(pipe),
0, TRANS_CHICKEN1_HDMIUNIT_GC_DISABLE);
temp &= ~SDVO_COLOR_FORMAT_MASK;
temp |= SDVO_COLOR_FORMAT_8bpc;
......@@ -290,8 +291,8 @@ static void cpt_enable_hdmi(struct intel_atomic_state *state,
intel_de_write(dev_priv, intel_hdmi->hdmi_reg, temp);
intel_de_posting_read(dev_priv, intel_hdmi->hdmi_reg);
intel_de_write(dev_priv, TRANS_CHICKEN1(pipe),
intel_de_read(dev_priv, TRANS_CHICKEN1(pipe)) & ~TRANS_CHICKEN1_HDMIUNIT_GC_DISABLE);
intel_de_rmw(dev_priv, TRANS_CHICKEN1(pipe),
TRANS_CHICKEN1_HDMIUNIT_GC_DISABLE, 0);
}
drm_WARN_ON(&dev_priv->drm, pipe_config->has_audio &&
......@@ -548,10 +549,18 @@ intel_hdmi_hotplug(struct intel_encoder *encoder,
void g4x_hdmi_init(struct drm_i915_private *dev_priv,
i915_reg_t hdmi_reg, enum port port)
{
const struct intel_bios_encoder_data *devdata;
struct intel_digital_port *dig_port;
struct intel_encoder *intel_encoder;
struct intel_connector *intel_connector;
devdata = intel_bios_encoder_data_lookup(dev_priv, port);
/* FIXME bail? */
if (!devdata)
drm_dbg_kms(&dev_priv->drm, "No VBT child device for HDMI-%c\n",
port_name(port));
dig_port = kzalloc(sizeof(*dig_port), GFP_KERNEL);
if (!dig_port)
return;
......@@ -564,6 +573,8 @@ void g4x_hdmi_init(struct drm_i915_private *dev_priv,
intel_encoder = &dig_port->base;
intel_encoder->devdata = devdata;
mutex_init(&dig_port->hdcp_mutex);
drm_encoder_init(&dev_priv->drm, &intel_encoder->base,
......@@ -629,6 +640,6 @@ void g4x_hdmi_init(struct drm_i915_private *dev_priv,
intel_infoframe_init(dig_port);
dig_port->aux_ch = intel_bios_port_aux_ch(dev_priv, port);
dig_port->aux_ch = intel_dp_aux_ch(intel_encoder);
intel_hdmi_init_connector(dig_port, intel_connector);
}
This source diff could not be displayed because it is too large. You can view the blob instead.
/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2023 Intel Corporation
*/
#ifndef __I9XX_WM_H__
#define __I9XX_WM_H__
#include <linux/types.h>
struct drm_i915_private;
struct intel_crtc_state;
struct intel_plane_state;
int ilk_wm_max_level(const struct drm_i915_private *i915);
bool ilk_disable_lp_wm(struct drm_i915_private *i915);
void ilk_wm_sanitize(struct drm_i915_private *i915);
bool intel_set_memory_cxsr(struct drm_i915_private *i915, bool enable);
void i9xx_wm_init(struct drm_i915_private *i915);
#endif /* __I9XX_WM_H__ */
This diff is collapsed.
......@@ -34,11 +34,10 @@
#include <drm/drm_atomic_helper.h>
#include <drm/drm_fourcc.h>
#include "gt/intel_rps.h"
#include "i915_config.h"
#include "intel_atomic_plane.h"
#include "intel_cdclk.h"
#include "intel_display_rps.h"
#include "intel_display_trace.h"
#include "intel_display_types.h"
#include "intel_fb.h"
......@@ -363,6 +362,7 @@ void intel_plane_set_invisible(struct intel_crtc_state *crtc_state,
crtc_state->scaled_planes &= ~BIT(plane->id);
crtc_state->nv12_planes &= ~BIT(plane->id);
crtc_state->c8_planes &= ~BIT(plane->id);
crtc_state->async_flip_planes &= ~BIT(plane->id);
crtc_state->data_rate[plane->id] = 0;
crtc_state->data_rate_y[plane->id] = 0;
crtc_state->rel_data_rate[plane->id] = 0;
......@@ -582,8 +582,10 @@ static int intel_plane_atomic_calc_changes(const struct intel_crtc_state *old_cr
intel_plane_is_scaled(new_plane_state))))
new_crtc_state->disable_lp_wm = true;
if (intel_plane_do_async_flip(plane, old_crtc_state, new_crtc_state))
if (intel_plane_do_async_flip(plane, old_crtc_state, new_crtc_state)) {
new_crtc_state->do_async_flip = true;
new_crtc_state->async_flip_planes |= BIT(plane->id);
}
return 0;
}
......@@ -938,64 +940,6 @@ int intel_atomic_plane_check_clipping(struct intel_plane_state *plane_state,
return 0;
}
struct wait_rps_boost {
struct wait_queue_entry wait;
struct drm_crtc *crtc;
struct i915_request *request;
};
static int do_rps_boost(struct wait_queue_entry *_wait,
unsigned mode, int sync, void *key)
{
struct wait_rps_boost *wait = container_of(_wait, typeof(*wait), wait);
struct i915_request *rq = wait->request;
/*
* If we missed the vblank, but the request is already running it
* is reasonable to assume that it will complete before the next
* vblank without our intervention, so leave RPS alone.
*/
if (!i915_request_started(rq))
intel_rps_boost(rq);
i915_request_put(rq);
drm_crtc_vblank_put(wait->crtc);
list_del(&wait->wait.entry);
kfree(wait);
return 1;
}
static void add_rps_boost_after_vblank(struct drm_crtc *crtc,
struct dma_fence *fence)
{
struct wait_rps_boost *wait;
if (!dma_fence_is_i915(fence))
return;
if (DISPLAY_VER(to_i915(crtc->dev)) < 6)
return;
if (drm_crtc_vblank_get(crtc))
return;
wait = kmalloc(sizeof(*wait), GFP_KERNEL);
if (!wait) {
drm_crtc_vblank_put(crtc);
return;
}
wait->request = to_request(dma_fence_get(fence));
wait->crtc = crtc;
wait->wait.func = do_rps_boost;
wait->wait.flags = 0;
add_wait_queue(drm_crtc_vblank_waitqueue(crtc), &wait->wait);
}
/**
* intel_prepare_plane_fb - Prepare fb for usage on plane
* @_plane: drm plane to prepare for
......@@ -1086,13 +1030,13 @@ intel_prepare_plane_fb(struct drm_plane *_plane,
dma_resv_iter_begin(&cursor, obj->base.resv,
DMA_RESV_USAGE_WRITE);
dma_resv_for_each_fence_unlocked(&cursor, fence) {
add_rps_boost_after_vblank(new_plane_state->hw.crtc,
fence);
intel_display_rps_boost_after_vblank(new_plane_state->hw.crtc,
fence);
}
dma_resv_iter_end(&cursor);
} else {
add_rps_boost_after_vblank(new_plane_state->hw.crtc,
new_plane_state->uapi.fence);
intel_display_rps_boost_after_vblank(new_plane_state->hw.crtc,
new_plane_state->uapi.fence);
}
/*
......@@ -1103,10 +1047,7 @@ intel_prepare_plane_fb(struct drm_plane *_plane,
* that are not quite steady state without resorting to forcing
* maximum clocks following a vblank miss (see do_rps_boost()).
*/
if (!state->rps_interactive) {
intel_rps_mark_interactive(&to_gt(dev_priv)->rps, true);
state->rps_interactive = true;
}
intel_display_rps_mark_interactive(dev_priv, state, true);
return 0;
......@@ -1137,10 +1078,7 @@ intel_cleanup_plane_fb(struct drm_plane *plane,
if (!obj)
return;
if (state->rps_interactive) {
intel_rps_mark_interactive(&to_gt(dev_priv)->rps, false);
state->rps_interactive = false;
}
intel_display_rps_mark_interactive(dev_priv, state, false);
/* Should only be called after a successful intel_prepare_plane_fb()! */
intel_plane_unpin_fb(old_plane_state);
......
This diff is collapsed.
This diff is collapsed.
......@@ -38,6 +38,7 @@ struct intel_bios_encoder_data;
struct intel_crtc_state;
struct intel_encoder;
struct intel_panel;
enum aux_ch;
enum port;
enum intel_backlight_type {
......@@ -248,21 +249,9 @@ bool intel_bios_is_port_present(struct drm_i915_private *dev_priv, enum port por
bool intel_bios_is_port_edp(struct drm_i915_private *dev_priv, enum port port);
bool intel_bios_is_port_dp_dual_mode(struct drm_i915_private *dev_priv, enum port port);
bool intel_bios_is_dsi_present(struct drm_i915_private *dev_priv, enum port *port);
bool intel_bios_is_port_hpd_inverted(const struct drm_i915_private *i915,
enum port port);
bool intel_bios_is_lspcon_present(const struct drm_i915_private *i915,
enum port port);
bool intel_bios_is_lane_reversal_needed(const struct drm_i915_private *i915,
enum port port);
enum aux_ch intel_bios_port_aux_ch(struct drm_i915_private *dev_priv, enum port port);
bool intel_bios_get_dsc_params(struct intel_encoder *encoder,
struct intel_crtc_state *crtc_state,
int dsc_max_bpc);
int intel_bios_max_tmds_clock(struct intel_encoder *encoder);
int intel_bios_hdmi_level_shift(struct intel_encoder *encoder);
int intel_bios_dp_max_link_rate(struct intel_encoder *encoder);
int intel_bios_dp_max_lane_count(struct intel_encoder *encoder);
int intel_bios_alternate_ddc_pin(struct intel_encoder *encoder);
bool intel_bios_port_supports_typec_usb(struct drm_i915_private *i915, enum port port);
bool intel_bios_port_supports_tbt(struct drm_i915_private *i915, enum port port);
......@@ -272,9 +261,19 @@ intel_bios_encoder_data_lookup(struct drm_i915_private *i915, enum port port);
bool intel_bios_encoder_supports_dvi(const struct intel_bios_encoder_data *devdata);
bool intel_bios_encoder_supports_hdmi(const struct intel_bios_encoder_data *devdata);
bool intel_bios_encoder_supports_dp(const struct intel_bios_encoder_data *devdata);
bool intel_bios_encoder_supports_edp(const struct intel_bios_encoder_data *devdata);
bool intel_bios_encoder_supports_typec_usb(const struct intel_bios_encoder_data *devdata);
bool intel_bios_encoder_supports_tbt(const struct intel_bios_encoder_data *devdata);
int intel_bios_encoder_dp_boost_level(const struct intel_bios_encoder_data *devdata);
int intel_bios_encoder_hdmi_boost_level(const struct intel_bios_encoder_data *devdata);
bool intel_bios_encoder_is_lspcon(const struct intel_bios_encoder_data *devdata);
bool intel_bios_encoder_lane_reversal(const struct intel_bios_encoder_data *devdata);
bool intel_bios_encoder_hpd_invert(const struct intel_bios_encoder_data *devdata);
enum aux_ch intel_bios_dp_aux_ch(const struct intel_bios_encoder_data *devdata);
int intel_bios_dp_boost_level(const struct intel_bios_encoder_data *devdata);
int intel_bios_dp_max_lane_count(const struct intel_bios_encoder_data *devdata);
int intel_bios_dp_max_link_rate(const struct intel_bios_encoder_data *devdata);
int intel_bios_hdmi_boost_level(const struct intel_bios_encoder_data *devdata);
int intel_bios_hdmi_ddc_pin(const struct intel_bios_encoder_data *devdata);
int intel_bios_hdmi_level_shift(const struct intel_bios_encoder_data *devdata);
int intel_bios_hdmi_max_tmds_clock(const struct intel_bios_encoder_data *devdata);
#endif /* _INTEL_BIOS_H_ */
......@@ -119,6 +119,32 @@ static int adls_pcode_read_psf_gv_point_info(struct drm_i915_private *dev_priv,
return 0;
}
static u16 icl_qgv_points_mask(struct drm_i915_private *i915)
{
unsigned int num_psf_gv_points = i915->display.bw.max[0].num_psf_gv_points;
unsigned int num_qgv_points = i915->display.bw.max[0].num_qgv_points;
u16 qgv_points = 0, psf_points = 0;
/*
* We can _not_ use the whole ADLS_QGV_PT_MASK here, as PCode rejects
* it with failure if we try masking any unadvertised points.
* So need to operate only with those returned from PCode.
*/
if (num_qgv_points > 0)
qgv_points = GENMASK(num_qgv_points - 1, 0);
if (num_psf_gv_points > 0)
psf_points = GENMASK(num_psf_gv_points - 1, 0);
return ICL_PCODE_REQ_QGV_PT(qgv_points) | ADLS_PCODE_REQ_PSF_PT(psf_points);
}
static bool is_sagv_enabled(struct drm_i915_private *i915, u16 points_mask)
{
return !is_power_of_2(~points_mask & icl_qgv_points_mask(i915) &
ICL_PCODE_REQ_QGV_PT_MASK);
}
int icl_pcode_restrict_qgv_points(struct drm_i915_private *dev_priv,
u32 points_mask)
{
......@@ -136,6 +162,9 @@ int icl_pcode_restrict_qgv_points(struct drm_i915_private *dev_priv,
return ret;
}
dev_priv->display.sagv.status = is_sagv_enabled(dev_priv, points_mask) ?
I915_SAGV_ENABLED : I915_SAGV_DISABLED;
return 0;
}
......@@ -965,26 +994,6 @@ int intel_bw_calc_min_cdclk(struct intel_atomic_state *state,
return 0;
}
static u16 icl_qgv_points_mask(struct drm_i915_private *i915)
{
unsigned int num_psf_gv_points = i915->display.bw.max[0].num_psf_gv_points;
unsigned int num_qgv_points = i915->display.bw.max[0].num_qgv_points;
u16 qgv_points = 0, psf_points = 0;
/*
* We can _not_ use the whole ADLS_QGV_PT_MASK here, as PCode rejects
* it with failure if we try masking any unadvertised points.
* So need to operate only with those returned from PCode.
*/
if (num_qgv_points > 0)
qgv_points = GENMASK(num_qgv_points - 1, 0);
if (num_psf_gv_points > 0)
psf_points = GENMASK(num_psf_gv_points - 1, 0);
return ICL_PCODE_REQ_QGV_PT(qgv_points) | ADLS_PCODE_REQ_PSF_PT(psf_points);
}
static int intel_bw_check_data_rate(struct intel_atomic_state *state, bool *changed)
{
struct drm_i915_private *i915 = to_i915(state->base.dev);
......
......@@ -1329,6 +1329,30 @@ static const struct intel_cdclk_vals adlp_cdclk_table[] = {
{}
};
static const struct intel_cdclk_vals rplu_cdclk_table[] = {
{ .refclk = 19200, .cdclk = 172800, .divider = 3, .ratio = 27 },
{ .refclk = 19200, .cdclk = 192000, .divider = 2, .ratio = 20 },
{ .refclk = 19200, .cdclk = 307200, .divider = 2, .ratio = 32 },
{ .refclk = 19200, .cdclk = 480000, .divider = 2, .ratio = 50 },
{ .refclk = 19200, .cdclk = 556800, .divider = 2, .ratio = 58 },
{ .refclk = 19200, .cdclk = 652800, .divider = 2, .ratio = 68 },
{ .refclk = 24000, .cdclk = 176000, .divider = 3, .ratio = 22 },
{ .refclk = 24000, .cdclk = 192000, .divider = 2, .ratio = 16 },
{ .refclk = 24000, .cdclk = 312000, .divider = 2, .ratio = 26 },
{ .refclk = 24000, .cdclk = 480000, .divider = 2, .ratio = 40 },
{ .refclk = 24000, .cdclk = 552000, .divider = 2, .ratio = 46 },
{ .refclk = 24000, .cdclk = 648000, .divider = 2, .ratio = 54 },
{ .refclk = 38400, .cdclk = 179200, .divider = 3, .ratio = 14 },
{ .refclk = 38400, .cdclk = 192000, .divider = 2, .ratio = 10 },
{ .refclk = 38400, .cdclk = 307200, .divider = 2, .ratio = 16 },
{ .refclk = 38400, .cdclk = 480000, .divider = 2, .ratio = 25 },
{ .refclk = 38400, .cdclk = 556800, .divider = 2, .ratio = 29 },
{ .refclk = 38400, .cdclk = 652800, .divider = 2, .ratio = 34 },
{}
};
static const struct intel_cdclk_vals dg2_cdclk_table[] = {
{ .refclk = 38400, .cdclk = 163200, .divider = 2, .ratio = 34, .waveform = 0x8888 },
{ .refclk = 38400, .cdclk = 204000, .divider = 2, .ratio = 34, .waveform = 0x9248 },
......@@ -1801,6 +1825,13 @@ static bool cdclk_compute_crawl_and_squash_midpoint(struct drm_i915_private *i91
return true;
}
static bool pll_enable_wa_needed(struct drm_i915_private *dev_priv)
{
return ((IS_DG2(dev_priv) || IS_METEORLAKE(dev_priv)) &&
dev_priv->display.cdclk.hw.vco > 0 &&
HAS_CDCLK_SQUASH(dev_priv));
}
static void _bxt_set_cdclk(struct drm_i915_private *dev_priv,
const struct intel_cdclk_config *cdclk_config,
enum pipe pipe)
......@@ -1815,9 +1846,13 @@ static void _bxt_set_cdclk(struct drm_i915_private *dev_priv,
!cdclk_pll_is_unknown(dev_priv->display.cdclk.hw.vco)) {
if (dev_priv->display.cdclk.hw.vco != vco)
adlp_cdclk_pll_crawl(dev_priv, vco);
} else if (DISPLAY_VER(dev_priv) >= 11)
} else if (DISPLAY_VER(dev_priv) >= 11) {
/* wa_15010685871: dg2, mtl */
if (pll_enable_wa_needed(dev_priv))
dg2_cdclk_squash_program(dev_priv, 0);
icl_cdclk_pll_update(dev_priv, vco);
else
} else
bxt_cdclk_pll_update(dev_priv, vco);
waveform = cdclk_squash_waveform(dev_priv, cdclk);
......@@ -3353,6 +3388,8 @@ void intel_init_cdclk_hooks(struct drm_i915_private *dev_priv)
/* Wa_22011320316:adl-p[a0] */
if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0))
dev_priv->display.cdclk.table = adlp_a_step_cdclk_table;
else if (IS_ADLP_RPLU(dev_priv))
dev_priv->display.cdclk.table = rplu_cdclk_table;
else
dev_priv->display.cdclk.table = adlp_cdclk_table;
} else if (IS_ROCKETLAKE(dev_priv)) {
......
......@@ -257,7 +257,7 @@ static bool ilk_limited_range(const struct intel_crtc_state *crtc_state)
if (DISPLAY_VER(i915) >= 11)
return false;
/* pre-hsw have PIPECONF_COLOR_RANGE_SELECT */
/* pre-hsw have TRANSCONF_COLOR_RANGE_SELECT */
if (DISPLAY_VER(i915) < 7 || IS_IVYBRIDGE(i915))
return false;
......@@ -624,7 +624,7 @@ static void ilk_color_commit_noarm(const struct intel_crtc_state *crtc_state)
static void i9xx_color_commit_arm(const struct intel_crtc_state *crtc_state)
{
/* update PIPECONF GAMMA_MODE */
/* update TRANSCONF GAMMA_MODE */
i9xx_set_pipeconf(crtc_state);
}
......@@ -633,7 +633,7 @@ static void ilk_color_commit_arm(const struct intel_crtc_state *crtc_state)
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *i915 = to_i915(crtc->base.dev);
/* update PIPECONF GAMMA_MODE */
/* update TRANSCONF GAMMA_MODE */
ilk_set_pipeconf(crtc_state);
intel_de_write_fw(i915, PIPE_CSC_MODE(crtc->pipe),
......@@ -1256,8 +1256,11 @@ static void icl_load_luts(const struct intel_crtc_state *crtc_state)
break;
}
if (crtc_state->dsb)
intel_dsb_commit(crtc_state->dsb);
if (crtc_state->dsb) {
intel_dsb_finish(crtc_state->dsb);
intel_dsb_commit(crtc_state->dsb, false);
intel_dsb_wait(crtc_state->dsb);
}
}
static u32 chv_cgm_degamma_ldw(const struct drm_color_lut *color)
......@@ -1380,6 +1383,9 @@ void intel_color_prepare_commit(struct intel_crtc_state *crtc_state)
/* FIXME DSB has issues loading LUTs, disable it for now */
return;
if (!crtc_state->pre_csc_lut && !crtc_state->post_csc_lut)
return;
crtc_state->dsb = intel_dsb_prepare(crtc, 1024);
}
......@@ -1500,6 +1506,8 @@ intel_color_add_affected_planes(struct intel_crtc_state *new_crtc_state)
return PTR_ERR(plane_state);
new_crtc_state->update_planes |= BIT(plane->id);
new_crtc_state->async_flip_planes = 0;
new_crtc_state->do_async_flip = false;
/* plane control register changes blocked by CxSR */
if (HAS_GMCH(i915))
......
......@@ -78,14 +78,11 @@ static void icl_set_procmon_ref_values(struct drm_i915_private *dev_priv,
enum phy phy)
{
const struct icl_procmon *procmon;
u32 val;
procmon = icl_get_procmon_ref_values(dev_priv, phy);
val = intel_de_read(dev_priv, ICL_PORT_COMP_DW1(phy));
val &= ~((0xff << 16) | 0xff);
val |= procmon->dw1;
intel_de_write(dev_priv, ICL_PORT_COMP_DW1(phy), val);
intel_de_rmw(dev_priv, ICL_PORT_COMP_DW1(phy),
(0xff << 16) | 0xff, procmon->dw1);
intel_de_write(dev_priv, ICL_PORT_COMP_DW9(phy), procmon->dw9);
intel_de_write(dev_priv, ICL_PORT_COMP_DW10(phy), procmon->dw10);
......@@ -236,8 +233,7 @@ static bool icl_combo_phy_verify_state(struct drm_i915_private *dev_priv,
ICL_PORT_TX_DW8_ODCC_CLK_DIV_SEL_DIV2);
ret &= check_phy_reg(dev_priv, phy, ICL_PORT_PCS_DW1_LN(0, phy),
DCC_MODE_SELECT_MASK,
DCC_MODE_SELECT_CONTINUOSLY);
DCC_MODE_SELECT_MASK, RUN_DCC_ONCE);
}
ret &= icl_verify_procmon_ref_values(dev_priv, phy);
......@@ -267,7 +263,6 @@ void intel_combo_phy_power_up_lanes(struct drm_i915_private *dev_priv,
int lane_count, bool lane_reversal)
{
u8 lane_mask;
u32 val;
if (is_dsi) {
drm_WARN_ON(&dev_priv->drm, lane_reversal);
......@@ -308,10 +303,8 @@ void intel_combo_phy_power_up_lanes(struct drm_i915_private *dev_priv,
}
}
val = intel_de_read(dev_priv, ICL_PORT_CL_DW10(phy));
val &= ~PWR_DOWN_LN_MASK;
val |= lane_mask;
intel_de_write(dev_priv, ICL_PORT_CL_DW10(phy), val);
intel_de_rmw(dev_priv, ICL_PORT_CL_DW10(phy),
PWR_DOWN_LN_MASK, lane_mask);
}
static void icl_combo_phys_init(struct drm_i915_private *dev_priv)
......@@ -360,25 +353,19 @@ static void icl_combo_phys_init(struct drm_i915_private *dev_priv)
val = intel_de_read(dev_priv, ICL_PORT_PCS_DW1_LN(0, phy));
val &= ~DCC_MODE_SELECT_MASK;
val |= DCC_MODE_SELECT_CONTINUOSLY;
val |= RUN_DCC_ONCE;
intel_de_write(dev_priv, ICL_PORT_PCS_DW1_GRP(phy), val);
}
icl_set_procmon_ref_values(dev_priv, phy);
if (phy_is_master(dev_priv, phy)) {
val = intel_de_read(dev_priv, ICL_PORT_COMP_DW8(phy));
val |= IREFGEN;
intel_de_write(dev_priv, ICL_PORT_COMP_DW8(phy), val);
}
val = intel_de_read(dev_priv, ICL_PORT_COMP_DW0(phy));
val |= COMP_INIT;
intel_de_write(dev_priv, ICL_PORT_COMP_DW0(phy), val);
if (phy_is_master(dev_priv, phy))
intel_de_rmw(dev_priv, ICL_PORT_COMP_DW8(phy),
0, IREFGEN);
val = intel_de_read(dev_priv, ICL_PORT_CL_DW5(phy));
val |= CL_POWER_DOWN_ENABLE;
intel_de_write(dev_priv, ICL_PORT_CL_DW5(phy), val);
intel_de_rmw(dev_priv, ICL_PORT_COMP_DW0(phy), 0, COMP_INIT);
intel_de_rmw(dev_priv, ICL_PORT_CL_DW5(phy),
0, CL_POWER_DOWN_ENABLE);
}
}
......@@ -387,8 +374,6 @@ static void icl_combo_phys_uninit(struct drm_i915_private *dev_priv)
enum phy phy;
for_each_combo_phy_reverse(dev_priv, phy) {
u32 val;
if (phy == PHY_A &&
!icl_combo_phy_verify_state(dev_priv, phy)) {
if (IS_TIGERLAKE(dev_priv) || IS_DG1(dev_priv)) {
......@@ -410,14 +395,11 @@ static void icl_combo_phys_uninit(struct drm_i915_private *dev_priv)
if (!has_phy_misc(dev_priv, phy))
goto skip_phy_misc;
val = intel_de_read(dev_priv, ICL_PHY_MISC(phy));
val |= ICL_PHY_MISC_DE_IO_COMP_PWR_DOWN;
intel_de_write(dev_priv, ICL_PHY_MISC(phy), val);
intel_de_rmw(dev_priv, ICL_PHY_MISC(phy), 0,
ICL_PHY_MISC_DE_IO_COMP_PWR_DOWN);
skip_phy_misc:
val = intel_de_read(dev_priv, ICL_PORT_COMP_DW0(phy));
val &= ~COMP_INIT;
intel_de_write(dev_priv, ICL_PORT_COMP_DW0(phy), val);
intel_de_rmw(dev_priv, ICL_PORT_COMP_DW0(phy), COMP_INIT, 0);
}
}
......
......@@ -90,8 +90,8 @@
#define ICL_PORT_PCS_DW1_AUX(phy) _MMIO(_ICL_PORT_PCS_DW_AUX(1, phy))
#define ICL_PORT_PCS_DW1_GRP(phy) _MMIO(_ICL_PORT_PCS_DW_GRP(1, phy))
#define ICL_PORT_PCS_DW1_LN(ln, phy) _MMIO(_ICL_PORT_PCS_DW_LN(1, ln, phy))
#define DCC_MODE_SELECT_MASK (0x3 << 20)
#define DCC_MODE_SELECT_CONTINUOSLY (0x3 << 20)
#define DCC_MODE_SELECT_MASK REG_GENMASK(21, 20)
#define RUN_DCC_ONCE REG_FIELD_PREP(DCC_MODE_SELECT_MASK, 0)
#define COMMON_KEEPER_EN (1 << 26)
#define LATENCY_OPTIM_MASK (0x3 << 2)
#define LATENCY_OPTIM_VAL(x) ((x) << 2)
......
......@@ -260,7 +260,7 @@ static void hsw_post_disable_crt(struct intel_atomic_state *state,
ilk_pfit_disable(old_crtc_state);
intel_ddi_disable_pipe_clock(old_crtc_state);
intel_ddi_disable_transcoder_clock(old_crtc_state);
pch_post_disable_crt(state, encoder, old_crtc_state, old_conn_state);
......@@ -300,7 +300,7 @@ static void hsw_pre_enable_crt(struct intel_atomic_state *state,
hsw_fdi_link_train(encoder, crtc_state);
intel_ddi_enable_pipe_clock(encoder, crtc_state);
intel_ddi_enable_transcoder_clock(encoder, crtc_state);
}
static void hsw_enable_crt(struct intel_atomic_state *state,
......@@ -678,10 +678,11 @@ static bool intel_crt_detect_ddc(struct drm_connector *connector)
}
static enum drm_connector_status
intel_crt_load_detect(struct intel_crt *crt, u32 pipe)
intel_crt_load_detect(struct intel_crt *crt, enum pipe pipe)
{
struct drm_device *dev = crt->base.base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
enum transcoder cpu_transcoder = (enum transcoder)pipe;
u32 save_bclrpat;
u32 save_vtotal;
u32 vtotal, vactive;
......@@ -693,25 +694,25 @@ intel_crt_load_detect(struct intel_crt *crt, u32 pipe)
drm_dbg_kms(&dev_priv->drm, "starting load-detect on CRT\n");
save_bclrpat = intel_de_read(dev_priv, BCLRPAT(pipe));
save_vtotal = intel_de_read(dev_priv, VTOTAL(pipe));
vblank = intel_de_read(dev_priv, VBLANK(pipe));
save_bclrpat = intel_de_read(dev_priv, BCLRPAT(cpu_transcoder));
save_vtotal = intel_de_read(dev_priv, TRANS_VTOTAL(cpu_transcoder));
vblank = intel_de_read(dev_priv, TRANS_VBLANK(cpu_transcoder));
vtotal = ((save_vtotal >> 16) & 0xfff) + 1;
vactive = (save_vtotal & 0x7ff) + 1;
vtotal = REG_FIELD_GET(VTOTAL_MASK, save_vtotal) + 1;
vactive = REG_FIELD_GET(VACTIVE_MASK, save_vtotal) + 1;
vblank_start = (vblank & 0xfff) + 1;
vblank_end = ((vblank >> 16) & 0xfff) + 1;
vblank_start = REG_FIELD_GET(VBLANK_START_MASK, vblank) + 1;
vblank_end = REG_FIELD_GET(VBLANK_END_MASK, vblank) + 1;
/* Set the border color to purple. */
intel_de_write(dev_priv, BCLRPAT(pipe), 0x500050);
intel_de_write(dev_priv, BCLRPAT(cpu_transcoder), 0x500050);
if (DISPLAY_VER(dev_priv) != 2) {
u32 pipeconf = intel_de_read(dev_priv, PIPECONF(pipe));
u32 transconf = intel_de_read(dev_priv, TRANSCONF(cpu_transcoder));
intel_de_write(dev_priv, PIPECONF(pipe),
pipeconf | PIPECONF_FORCE_BORDER);
intel_de_posting_read(dev_priv, PIPECONF(pipe));
intel_de_write(dev_priv, TRANSCONF(cpu_transcoder),
transconf | TRANSCONF_FORCE_BORDER);
intel_de_posting_read(dev_priv, TRANSCONF(cpu_transcoder));
/* Wait for next Vblank to substitue
* border color for Color info */
intel_crtc_wait_for_next_vblank(intel_crtc_for_pipe(dev_priv, pipe));
......@@ -720,7 +721,7 @@ intel_crt_load_detect(struct intel_crt *crt, u32 pipe)
connector_status_connected :
connector_status_disconnected;
intel_de_write(dev_priv, PIPECONF(pipe), pipeconf);
intel_de_write(dev_priv, TRANSCONF(cpu_transcoder), transconf);
} else {
bool restore_vblank = false;
int count, detect;
......@@ -730,12 +731,13 @@ intel_crt_load_detect(struct intel_crt *crt, u32 pipe)
* Yes, this will flicker
*/
if (vblank_start <= vactive && vblank_end >= vtotal) {
u32 vsync = intel_de_read(dev_priv, VSYNC(pipe));
u32 vsync_start = (vsync & 0xffff) + 1;
u32 vsync = intel_de_read(dev_priv, TRANS_VSYNC(cpu_transcoder));
u32 vsync_start = REG_FIELD_GET(VSYNC_START_MASK, vsync) + 1;
vblank_start = vsync_start;
intel_de_write(dev_priv, VBLANK(pipe),
(vblank_start - 1) | ((vblank_end - 1) << 16));
intel_de_write(dev_priv, TRANS_VBLANK(cpu_transcoder),
VBLANK_START(vblank_start - 1) |
VBLANK_END(vblank_end - 1));
restore_vblank = true;
}
/* sample in the vertical border, selecting the larger one */
......@@ -766,7 +768,7 @@ intel_crt_load_detect(struct intel_crt *crt, u32 pipe)
/* restore vblank if necessary */
if (restore_vblank)
intel_de_write(dev_priv, VBLANK(pipe), vblank);
intel_de_write(dev_priv, TRANS_VBLANK(cpu_transcoder), vblank);
/*
* If more than 3/4 of the scanline detected a monitor,
* then it is assumed to be present. This works even on i830,
......@@ -779,7 +781,7 @@ intel_crt_load_detect(struct intel_crt *crt, u32 pipe)
}
/* Restore previous settings */
intel_de_write(dev_priv, BCLRPAT(pipe), save_bclrpat);
intel_de_write(dev_priv, BCLRPAT(cpu_transcoder), save_bclrpat);
return status;
}
......
......@@ -25,6 +25,7 @@
#include "intel_display_types.h"
#include "intel_drrs.h"
#include "intel_dsi.h"
#include "intel_fifo_underrun.h"
#include "intel_pipe_crc.h"
#include "intel_psr.h"
#include "intel_sprite.h"
......@@ -314,6 +315,8 @@ int intel_crtc_init(struct drm_i915_private *dev_priv, enum pipe pipe)
}
crtc->plane_ids_mask |= BIT(primary->id);
intel_init_fifo_underrun_reporting(dev_priv, crtc, false);
for_each_sprite(dev_priv, pipe, sprite) {
struct intel_plane *plane;
......
......@@ -14,14 +14,16 @@
static void intel_dump_crtc_timings(struct drm_i915_private *i915,
const struct drm_display_mode *mode)
{
drm_dbg_kms(&i915->drm, "crtc timings: %d %d %d %d %d %d %d %d %d, "
"type: 0x%x flags: 0x%x\n",
drm_dbg_kms(&i915->drm, "crtc timings: clock=%d, "
"hd=%d hb=%d-%d hs=%d-%d ht=%d, "
"vd=%d vb=%d-%d vs=%d-%d vt=%d, "
"flags=0x%x\n",
mode->crtc_clock,
mode->crtc_hdisplay, mode->crtc_hsync_start,
mode->crtc_hsync_end, mode->crtc_htotal,
mode->crtc_vdisplay, mode->crtc_vsync_start,
mode->crtc_vsync_end, mode->crtc_vtotal,
mode->type, mode->flags);
mode->crtc_hdisplay, mode->crtc_hblank_start, mode->crtc_hblank_end,
mode->crtc_hsync_start, mode->crtc_hsync_end, mode->crtc_htotal,
mode->crtc_vdisplay, mode->crtc_vblank_start, mode->crtc_vblank_end,
mode->crtc_vsync_start, mode->crtc_vsync_end, mode->crtc_vtotal,
mode->flags);
}
static void
......
......@@ -532,9 +532,10 @@ static void i9xx_cursor_update_arm(struct intel_plane *plane,
skl_write_cursor_wm(plane, crtc_state);
if (plane_state)
intel_psr2_program_plane_sel_fetch(plane, crtc_state, plane_state, 0);
intel_psr2_program_plane_sel_fetch_arm(plane, crtc_state,
plane_state);
else
intel_psr2_disable_plane_sel_fetch(plane, crtc_state);
intel_psr2_disable_plane_sel_fetch_arm(plane, crtc_state);
if (plane->cursor.base != base ||
plane->cursor.size != fbc_ctl ||
......
This diff is collapsed.
......@@ -52,9 +52,9 @@ bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe);
void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state);
void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state);
void intel_ddi_enable_pipe_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state);
void intel_ddi_disable_pipe_clock(const struct intel_crtc_state *crtc_state);
void intel_ddi_enable_transcoder_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state);
void intel_ddi_disable_transcoder_clock(const struct intel_crtc_state *crtc_state);
void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state);
bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
......
......@@ -32,6 +32,7 @@
enum drm_scaling_filter;
struct dpll;
struct drm_atomic_state;
struct drm_connector;
struct drm_device;
struct drm_display_mode;
......@@ -171,6 +172,8 @@ enum tc_port_mode {
};
enum aux_ch {
AUX_CH_NONE = -1,
AUX_CH_A,
AUX_CH_B,
AUX_CH_C,
......@@ -394,6 +397,7 @@ enum phy_fia {
((connector) = to_intel_connector((__state)->base.connectors[__i].ptr), \
(new_connector_state) = to_intel_digital_connector_state((__state)->base.connectors[__i].new_state), 1))
int intel_atomic_check(struct drm_device *dev, struct drm_atomic_state *state);
int intel_atomic_add_affected_planes(struct intel_atomic_state *state,
struct intel_crtc *crtc);
u8 intel_calc_active_pipes(struct intel_atomic_state *state,
......
......@@ -19,13 +19,12 @@
#include "intel_cdclk.h"
#include "intel_display_limits.h"
#include "intel_display_power.h"
#include "intel_dmc.h"
#include "intel_dpll_mgr.h"
#include "intel_fbc.h"
#include "intel_global_state.h"
#include "intel_gmbus.h"
#include "intel_opregion.h"
#include "intel_pm_types.h"
#include "intel_wm_types.h"
struct drm_i915_private;
struct drm_property;
......@@ -40,6 +39,7 @@ struct intel_cdclk_vals;
struct intel_color_funcs;
struct intel_crtc;
struct intel_crtc_state;
struct intel_dmc;
struct intel_dpll_funcs;
struct intel_dpll_mgr;
struct intel_fbdev;
......@@ -85,6 +85,7 @@ struct intel_wm_funcs {
void (*optimize_watermarks)(struct intel_atomic_state *state,
struct intel_crtc *crtc);
int (*compute_global_watermarks)(struct intel_atomic_state *state);
void (*get_hw_state)(struct drm_i915_private *i915);
};
struct intel_audio_state {
......@@ -102,7 +103,7 @@ struct intel_audio {
u32 freq_cntrl;
/* current audio state for the audio component hooks */
struct intel_audio_state state[I915_MAX_PIPES];
struct intel_audio_state state[I915_MAX_TRANSCODERS];
/* necessary resource sharing with HDMI LPE audio driver. */
struct {
......@@ -243,7 +244,7 @@ struct intel_wm {
struct g4x_wm_values g4x;
};
u8 max_level;
u8 num_levels;
/*
* Should be held around atomic WM register writing; also
......@@ -339,6 +340,11 @@ struct intel_display {
spinlock_t phy_lock;
} dkl;
struct {
struct intel_dmc *dmc;
intel_wakeref_t wakeref;
} dmc;
struct {
/* VLV/CHV/BXT/GLK DSI MMIO register base address */
u32 mmio_base;
......@@ -466,7 +472,6 @@ struct intel_display {
/* Grouping using named structs. Keep sorted. */
struct intel_audio audio;
struct intel_dmc dmc;
struct intel_dpll dpll;
struct intel_fbc *fbc[I915_MAX_FBCS];
struct intel_frontbuffer_tracking fb_tracking;
......
......@@ -26,10 +26,9 @@
#include "intel_hdmi.h"
#include "intel_hotplug.h"
#include "intel_panel.h"
#include "intel_pm.h"
#include "intel_psr.h"
#include "intel_sprite.h"
#include "skl_watermark.h"
#include "intel_wm.h"
static inline struct drm_i915_private *node_to_i915(struct drm_info_node *node)
{
......@@ -1282,237 +1281,6 @@ static int i915_displayport_test_type_show(struct seq_file *m, void *data)
}
DEFINE_SHOW_ATTRIBUTE(i915_displayport_test_type);
static void wm_latency_show(struct seq_file *m, const u16 wm[8])
{
struct drm_i915_private *dev_priv = m->private;
int level;
int num_levels;
if (IS_CHERRYVIEW(dev_priv))
num_levels = 3;
else if (IS_VALLEYVIEW(dev_priv))
num_levels = 1;
else if (IS_G4X(dev_priv))
num_levels = 3;
else
num_levels = ilk_wm_max_level(dev_priv) + 1;
drm_modeset_lock_all(&dev_priv->drm);
for (level = 0; level < num_levels; level++) {
unsigned int latency = wm[level];
/*
* - WM1+ latency values in 0.5us units
* - latencies are in us on gen9/vlv/chv
*/
if (DISPLAY_VER(dev_priv) >= 9 ||
IS_VALLEYVIEW(dev_priv) ||
IS_CHERRYVIEW(dev_priv) ||
IS_G4X(dev_priv))
latency *= 10;
else if (level > 0)
latency *= 5;
seq_printf(m, "WM%d %u (%u.%u usec)\n",
level, wm[level], latency / 10, latency % 10);
}
drm_modeset_unlock_all(&dev_priv->drm);
}
static int pri_wm_latency_show(struct seq_file *m, void *data)
{
struct drm_i915_private *dev_priv = m->private;
const u16 *latencies;
if (DISPLAY_VER(dev_priv) >= 9)
latencies = dev_priv->display.wm.skl_latency;
else
latencies = dev_priv->display.wm.pri_latency;
wm_latency_show(m, latencies);
return 0;
}
static int spr_wm_latency_show(struct seq_file *m, void *data)
{
struct drm_i915_private *dev_priv = m->private;
const u16 *latencies;
if (DISPLAY_VER(dev_priv) >= 9)
latencies = dev_priv->display.wm.skl_latency;
else
latencies = dev_priv->display.wm.spr_latency;
wm_latency_show(m, latencies);
return 0;
}
static int cur_wm_latency_show(struct seq_file *m, void *data)
{
struct drm_i915_private *dev_priv = m->private;
const u16 *latencies;
if (DISPLAY_VER(dev_priv) >= 9)
latencies = dev_priv->display.wm.skl_latency;
else
latencies = dev_priv->display.wm.cur_latency;
wm_latency_show(m, latencies);
return 0;
}
static int pri_wm_latency_open(struct inode *inode, struct file *file)
{
struct drm_i915_private *dev_priv = inode->i_private;
if (DISPLAY_VER(dev_priv) < 5 && !IS_G4X(dev_priv))
return -ENODEV;
return single_open(file, pri_wm_latency_show, dev_priv);
}
static int spr_wm_latency_open(struct inode *inode, struct file *file)
{
struct drm_i915_private *dev_priv = inode->i_private;
if (HAS_GMCH(dev_priv))
return -ENODEV;
return single_open(file, spr_wm_latency_show, dev_priv);
}
static int cur_wm_latency_open(struct inode *inode, struct file *file)
{
struct drm_i915_private *dev_priv = inode->i_private;
if (HAS_GMCH(dev_priv))
return -ENODEV;
return single_open(file, cur_wm_latency_show, dev_priv);
}
static ssize_t wm_latency_write(struct file *file, const char __user *ubuf,
size_t len, loff_t *offp, u16 wm[8])
{
struct seq_file *m = file->private_data;
struct drm_i915_private *dev_priv = m->private;
u16 new[8] = { 0 };
int num_levels;
int level;
int ret;
char tmp[32];
if (IS_CHERRYVIEW(dev_priv))
num_levels = 3;
else if (IS_VALLEYVIEW(dev_priv))
num_levels = 1;
else if (IS_G4X(dev_priv))
num_levels = 3;
else
num_levels = ilk_wm_max_level(dev_priv) + 1;
if (len >= sizeof(tmp))
return -EINVAL;
if (copy_from_user(tmp, ubuf, len))
return -EFAULT;
tmp[len] = '\0';
ret = sscanf(tmp, "%hu %hu %hu %hu %hu %hu %hu %hu",
&new[0], &new[1], &new[2], &new[3],
&new[4], &new[5], &new[6], &new[7]);
if (ret != num_levels)
return -EINVAL;
drm_modeset_lock_all(&dev_priv->drm);
for (level = 0; level < num_levels; level++)
wm[level] = new[level];
drm_modeset_unlock_all(&dev_priv->drm);
return len;
}
static ssize_t pri_wm_latency_write(struct file *file, const char __user *ubuf,
size_t len, loff_t *offp)
{
struct seq_file *m = file->private_data;
struct drm_i915_private *dev_priv = m->private;
u16 *latencies;
if (DISPLAY_VER(dev_priv) >= 9)
latencies = dev_priv->display.wm.skl_latency;
else
latencies = dev_priv->display.wm.pri_latency;
return wm_latency_write(file, ubuf, len, offp, latencies);
}
static ssize_t spr_wm_latency_write(struct file *file, const char __user *ubuf,
size_t len, loff_t *offp)
{
struct seq_file *m = file->private_data;
struct drm_i915_private *dev_priv = m->private;
u16 *latencies;
if (DISPLAY_VER(dev_priv) >= 9)
latencies = dev_priv->display.wm.skl_latency;
else
latencies = dev_priv->display.wm.spr_latency;
return wm_latency_write(file, ubuf, len, offp, latencies);
}
static ssize_t cur_wm_latency_write(struct file *file, const char __user *ubuf,
size_t len, loff_t *offp)
{
struct seq_file *m = file->private_data;
struct drm_i915_private *dev_priv = m->private;
u16 *latencies;
if (DISPLAY_VER(dev_priv) >= 9)
latencies = dev_priv->display.wm.skl_latency;
else
latencies = dev_priv->display.wm.cur_latency;
return wm_latency_write(file, ubuf, len, offp, latencies);
}
static const struct file_operations i915_pri_wm_latency_fops = {
.owner = THIS_MODULE,
.open = pri_wm_latency_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
.write = pri_wm_latency_write
};
static const struct file_operations i915_spr_wm_latency_fops = {
.owner = THIS_MODULE,
.open = spr_wm_latency_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
.write = spr_wm_latency_write
};
static const struct file_operations i915_cur_wm_latency_fops = {
.owner = THIS_MODULE,
.open = cur_wm_latency_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
.write = cur_wm_latency_write
};
static ssize_t
i915_fifo_underrun_reset_write(struct file *filp,
const char __user *ubuf,
......@@ -1593,9 +1361,6 @@ static const struct {
const struct file_operations *fops;
} intel_display_debugfs_files[] = {
{"i915_fifo_underrun_reset", &i915_fifo_underrun_reset_ops},
{"i915_pri_wm_latency", &i915_pri_wm_latency_fops},
{"i915_spr_wm_latency", &i915_spr_wm_latency_fops},
{"i915_cur_wm_latency", &i915_cur_wm_latency_fops},
{"i915_dp_test_data", &i915_displayport_test_data_fops},
{"i915_dp_test_type", &i915_displayport_test_type_fops},
{"i915_dp_test_active", &i915_displayport_test_active_fops},
......@@ -1622,7 +1387,7 @@ void intel_display_debugfs_register(struct drm_i915_private *i915)
intel_dmc_debugfs_register(i915);
intel_fbc_debugfs_register(i915);
intel_hpd_debugfs_register(i915);
skl_watermark_ipc_debugfs_register(i915);
intel_wm_debugfs_register(i915);
}
static int i915_panel_show(struct seq_file *m, void *data)
......
......@@ -264,9 +264,10 @@ bool intel_display_power_is_enabled(struct drm_i915_private *dev_priv,
}
static u32
sanitize_target_dc_state(struct drm_i915_private *dev_priv,
sanitize_target_dc_state(struct drm_i915_private *i915,
u32 target_dc_state)
{
struct i915_power_domains *power_domains = &i915->display.power.domains;
static const u32 states[] = {
DC_STATE_EN_UPTO_DC6,
DC_STATE_EN_UPTO_DC5,
......@@ -279,7 +280,7 @@ sanitize_target_dc_state(struct drm_i915_private *dev_priv,
if (target_dc_state != states[i])
continue;
if (dev_priv->display.dmc.allowed_dc_mask & target_dc_state)
if (power_domains->allowed_dc_mask & target_dc_state)
break;
target_dc_state = states[i + 1];
......@@ -312,7 +313,7 @@ void intel_display_power_set_target_dc_state(struct drm_i915_private *dev_priv,
state = sanitize_target_dc_state(dev_priv, state);
if (state == dev_priv->display.dmc.target_dc_state)
if (state == power_domains->target_dc_state)
goto unlock;
dc_off_enabled = intel_power_well_is_enabled(dev_priv, power_well);
......@@ -323,7 +324,7 @@ void intel_display_power_set_target_dc_state(struct drm_i915_private *dev_priv,
if (!dc_off_enabled)
intel_power_well_enable(dev_priv, power_well);
dev_priv->display.dmc.target_dc_state = state;
power_domains->target_dc_state = state;
if (!dc_off_enabled)
intel_power_well_disable(dev_priv, power_well);
......@@ -992,10 +993,10 @@ int intel_power_domains_init(struct drm_i915_private *dev_priv)
dev_priv->params.disable_power_well =
sanitize_disable_power_well_option(dev_priv,
dev_priv->params.disable_power_well);
dev_priv->display.dmc.allowed_dc_mask =
power_domains->allowed_dc_mask =
get_allowed_dc_mask(dev_priv, dev_priv->params.enable_dc);
dev_priv->display.dmc.target_dc_state =
power_domains->target_dc_state =
sanitize_target_dc_state(dev_priv, DC_STATE_EN_UPTO_DC6);
mutex_init(&power_domains->lock);
......@@ -1260,9 +1261,7 @@ static void hsw_disable_lcpll(struct drm_i915_private *dev_priv,
drm_err(&dev_priv->drm, "D_COMP RCOMP still in progress\n");
if (allow_power_down) {
val = intel_de_read(dev_priv, LCPLL_CTL);
val |= LCPLL_POWER_DOWN_ALLOW;
intel_de_write(dev_priv, LCPLL_CTL, val);
intel_de_rmw(dev_priv, LCPLL_CTL, 0, LCPLL_POWER_DOWN_ALLOW);
intel_de_posting_read(dev_priv, LCPLL_CTL);
}
}
......@@ -1306,9 +1305,7 @@ static void hsw_restore_lcpll(struct drm_i915_private *dev_priv)
drm_err(&dev_priv->drm, "LCPLL not locked yet\n");
if (val & LCPLL_CD_SOURCE_FCLK) {
val = intel_de_read(dev_priv, LCPLL_CTL);
val &= ~LCPLL_CD_SOURCE_FCLK;
intel_de_write(dev_priv, LCPLL_CTL, val);
intel_de_rmw(dev_priv, LCPLL_CTL, LCPLL_CD_SOURCE_FCLK, 0);
if (wait_for_us((intel_de_read(dev_priv, LCPLL_CTL) &
LCPLL_CD_SOURCE_FCLK_DONE) == 0, 1))
......@@ -1347,15 +1344,11 @@ static void hsw_restore_lcpll(struct drm_i915_private *dev_priv)
*/
static void hsw_enable_pc8(struct drm_i915_private *dev_priv)
{
u32 val;
drm_dbg_kms(&dev_priv->drm, "Enabling package C8+\n");
if (HAS_PCH_LPT_LP(dev_priv)) {
val = intel_de_read(dev_priv, SOUTH_DSPCLK_GATE_D);
val &= ~PCH_LP_PARTITION_LEVEL_DISABLE;
intel_de_write(dev_priv, SOUTH_DSPCLK_GATE_D, val);
}
if (HAS_PCH_LPT_LP(dev_priv))
intel_de_rmw(dev_priv, SOUTH_DSPCLK_GATE_D,
PCH_LP_PARTITION_LEVEL_DISABLE, 0);
lpt_disable_clkout_dp(dev_priv);
hsw_disable_lcpll(dev_priv, true, true);
......@@ -1363,25 +1356,21 @@ static void hsw_enable_pc8(struct drm_i915_private *dev_priv)
static void hsw_disable_pc8(struct drm_i915_private *dev_priv)
{
u32 val;
drm_dbg_kms(&dev_priv->drm, "Disabling package C8+\n");
hsw_restore_lcpll(dev_priv);
intel_init_pch_refclk(dev_priv);
if (HAS_PCH_LPT_LP(dev_priv)) {
val = intel_de_read(dev_priv, SOUTH_DSPCLK_GATE_D);
val |= PCH_LP_PARTITION_LEVEL_DISABLE;
intel_de_write(dev_priv, SOUTH_DSPCLK_GATE_D, val);
}
if (HAS_PCH_LPT_LP(dev_priv))
intel_de_rmw(dev_priv, SOUTH_DSPCLK_GATE_D,
0, PCH_LP_PARTITION_LEVEL_DISABLE);
}
static void intel_pch_reset_handshake(struct drm_i915_private *dev_priv,
bool enable)
{
i915_reg_t reg;
u32 reset_bits, val;
u32 reset_bits;
if (IS_IVYBRIDGE(dev_priv)) {
reg = GEN7_MSG_CTL;
......@@ -1394,14 +1383,7 @@ static void intel_pch_reset_handshake(struct drm_i915_private *dev_priv,
if (DISPLAY_VER(dev_priv) >= 14)
reset_bits |= MTL_RESET_PICA_HANDSHAKE_EN;
val = intel_de_read(dev_priv, reg);
if (enable)
val |= reset_bits;
else
val &= ~reset_bits;
intel_de_write(dev_priv, reg, val);
intel_de_rmw(dev_priv, reg, reset_bits, enable ? reset_bits : 0);
}
static void skl_display_core_init(struct drm_i915_private *dev_priv,
......@@ -1580,10 +1562,8 @@ static void tgl_bw_buddy_init(struct drm_i915_private *dev_priv)
return;
if (IS_ALDERLAKE_S(dev_priv) ||
IS_DG1_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0) ||
IS_RKL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0) ||
IS_TGL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_C0))
/* Wa_1409767108:tgl,dg1,adl-s */
IS_RKL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0))
/* Wa_1409767108 */
table = wa_1409767108_buddy_page_masks;
else
table = tgl_buddy_page_masks;
......@@ -1618,7 +1598,6 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv,
{
struct i915_power_domains *power_domains = &dev_priv->display.power.domains;
struct i915_power_well *well;
u32 val;
gen9_set_dc_state(dev_priv, DC_STATE_DISABLE);
......@@ -1670,11 +1649,10 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv,
intel_dmc_load_program(dev_priv);
/* Wa_14011508470:tgl,dg1,rkl,adl-s,adl-p */
if (DISPLAY_VER(dev_priv) >= 12) {
val = DCPR_CLEAR_MEMSTAT_DIS | DCPR_SEND_RESP_IMM |
DCPR_MASK_LPMODE | DCPR_MASK_MAXLATENCY_MEMUP_CLR;
intel_de_rmw(dev_priv, GEN11_CHICKEN_DCPR_2, 0, val);
}
if (DISPLAY_VER(dev_priv) >= 12)
intel_de_rmw(dev_priv, GEN11_CHICKEN_DCPR_2, 0,
DCPR_CLEAR_MEMSTAT_DIS | DCPR_SEND_RESP_IMM |
DCPR_MASK_LPMODE | DCPR_MASK_MAXLATENCY_MEMUP_CLR);
/* Wa_14011503030:xelpd */
if (DISPLAY_VER(dev_priv) >= 13)
......@@ -2055,7 +2033,7 @@ void intel_power_domains_suspend(struct drm_i915_private *i915,
* resources as required and also enable deeper system power states
* that would be blocked if the firmware was inactive.
*/
if (!(i915->display.dmc.allowed_dc_mask & DC_STATE_EN_DC9) &&
if (!(power_domains->allowed_dc_mask & DC_STATE_EN_DC9) &&
suspend_mode == I915_DRM_SUSPEND_IDLE &&
intel_dmc_has_payload(i915)) {
intel_display_power_flush_work(i915);
......@@ -2244,22 +2222,22 @@ void intel_display_power_suspend(struct drm_i915_private *i915)
void intel_display_power_resume(struct drm_i915_private *i915)
{
struct i915_power_domains *power_domains = &i915->display.power.domains;
if (DISPLAY_VER(i915) >= 11) {
bxt_disable_dc9(i915);
icl_display_core_init(i915, true);
if (intel_dmc_has_payload(i915)) {
if (i915->display.dmc.allowed_dc_mask &
DC_STATE_EN_UPTO_DC6)
if (power_domains->allowed_dc_mask & DC_STATE_EN_UPTO_DC6)
skl_enable_dc6(i915);
else if (i915->display.dmc.allowed_dc_mask &
DC_STATE_EN_UPTO_DC5)
else if (power_domains->allowed_dc_mask & DC_STATE_EN_UPTO_DC5)
gen9_enable_dc5(i915);
}
} else if (IS_GEMINILAKE(i915) || IS_BROXTON(i915)) {
bxt_disable_dc9(i915);
bxt_display_core_init(i915, true);
if (intel_dmc_has_payload(i915) &&
(i915->display.dmc.allowed_dc_mask & DC_STATE_EN_UPTO_DC5))
(power_domains->allowed_dc_mask & DC_STATE_EN_UPTO_DC5))
gen9_enable_dc5(i915);
} else if (IS_HASWELL(i915) || IS_BROADWELL(i915)) {
hsw_disable_pc8(i915);
......
......@@ -137,6 +137,10 @@ struct i915_power_domains {
bool display_core_suspended;
int power_well_count;
u32 dc_state;
u32 target_dc_state;
u32 allowed_dc_mask;
intel_wakeref_t init_wakeref;
intel_wakeref_t disable_wakeref;
......
......@@ -13,7 +13,7 @@
#define VLV_DISPLAY_BASE 0x180000
/*
* Named helper wrappers around _PICK_EVEN() and _PICK().
* Named helper wrappers around _PICK_EVEN() and _PICK_EVEN_2RANGES().
*/
#define _PIPE(pipe, a, b) _PICK_EVEN(pipe, a, b)
#define _PLANE(plane, a, b) _PICK_EVEN(plane, a, b)
......@@ -29,12 +29,8 @@
#define _MMIO_PLL(pll, a, b) _MMIO(_PLL(pll, a, b))
#define _MMIO_PHY(phy, a, b) _MMIO(_PHY(phy, a, b))
#define _PHY3(phy, ...) _PICK(phy, __VA_ARGS__)
#define _MMIO_PIPE3(pipe, a, b, c) _MMIO(_PICK(pipe, a, b, c))
#define _MMIO_PORT3(pipe, a, b, c) _MMIO(_PICK(pipe, a, b, c))
#define _MMIO_PHY3(phy, a, b, c) _MMIO(_PHY3(phy, a, b, c))
#define _MMIO_PLL3(pll, ...) _MMIO(_PICK(pll, __VA_ARGS__))
#define _MMIO_PIPE3(pipe, a, b, c) _MMIO(_PICK_EVEN_2RANGES(pipe, 1, a, a, b, c))
#define _MMIO_PORT3(pipe, a, b, c) _MMIO(_PICK_EVEN_2RANGES(pipe, 1, a, a, b, c))
/*
* Device info offset array based helpers for groups of registers with unevenly
......
// SPDX-License-Identifier: MIT
/*
* Copyright © 2023 Intel Corporation
*/
#include <drm/drm_crtc.h>
#include <drm/drm_vblank.h>
#include "gt/intel_rps.h"
#include "i915_drv.h"
#include "intel_display_rps.h"
#include "intel_display_types.h"
struct wait_rps_boost {
struct wait_queue_entry wait;
struct drm_crtc *crtc;
struct i915_request *request;
};
static int do_rps_boost(struct wait_queue_entry *_wait,
unsigned mode, int sync, void *key)
{
struct wait_rps_boost *wait = container_of(_wait, typeof(*wait), wait);
struct i915_request *rq = wait->request;
/*
* If we missed the vblank, but the request is already running it
* is reasonable to assume that it will complete before the next
* vblank without our intervention, so leave RPS alone.
*/
if (!i915_request_started(rq))
intel_rps_boost(rq);
i915_request_put(rq);
drm_crtc_vblank_put(wait->crtc);
list_del(&wait->wait.entry);
kfree(wait);
return 1;
}
void intel_display_rps_boost_after_vblank(struct drm_crtc *crtc,
struct dma_fence *fence)
{
struct wait_rps_boost *wait;
if (!dma_fence_is_i915(fence))
return;
if (DISPLAY_VER(to_i915(crtc->dev)) < 6)
return;
if (drm_crtc_vblank_get(crtc))
return;
wait = kmalloc(sizeof(*wait), GFP_KERNEL);
if (!wait) {
drm_crtc_vblank_put(crtc);
return;
}
wait->request = to_request(dma_fence_get(fence));
wait->crtc = crtc;
wait->wait.func = do_rps_boost;
wait->wait.flags = 0;
add_wait_queue(drm_crtc_vblank_waitqueue(crtc), &wait->wait);
}
void intel_display_rps_mark_interactive(struct drm_i915_private *i915,
struct intel_atomic_state *state,
bool interactive)
{
if (state->rps_interactive == interactive)
return;
intel_rps_mark_interactive(&to_gt(i915)->rps, interactive);
state->rps_interactive = interactive;
}
/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2023 Intel Corporation
*/
#ifndef __INTEL_DISPLAY_RPS_H__
#define __INTEL_DISPLAY_RPS_H__
#include <linux/types.h>
struct dma_fence;
struct drm_crtc;
struct drm_i915_private;
struct intel_atomic_state;
void intel_display_rps_boost_after_vblank(struct drm_crtc *crtc,
struct dma_fence *fence);
void intel_display_rps_mark_interactive(struct drm_i915_private *i915,
struct intel_atomic_state *state,
bool interactive);
#endif /* __INTEL_DISPLAY_RPS_H__ */
......@@ -53,7 +53,7 @@
#include "intel_display_limits.h"
#include "intel_display_power.h"
#include "intel_dpll_mgr.h"
#include "intel_pm_types.h"
#include "intel_wm_types.h"
struct drm_printer;
struct __intel_global_objs_state;
......@@ -326,6 +326,7 @@ struct intel_vbt_panel_data {
struct {
u16 pwm_freq_hz;
u16 brightness_precision_bits;
u16 hdr_dpcd_refresh_timeout;
bool present;
bool active_low_pwm;
u8 min_brightness; /* min_brightness/255 of max */
......@@ -1249,6 +1250,9 @@ struct intel_crtc_state {
/* bitmask of planes that will be updated during the commit */
u8 update_planes;
/* bitmask of planes with async flip active */
u8 async_flip_planes;
u8 framestart_delay; /* 1-4 */
u8 msa_timing_delay; /* 0-3 */
......@@ -1502,17 +1506,6 @@ struct intel_watermark_params {
u8 cacheline_size;
};
struct cxsr_latency {
bool is_desktop : 1;
bool is_ddr3 : 1;
u16 fsb_freq;
u16 mem_freq;
u16 display_sr;
u16 display_hpll_disable;
u16 cursor_sr;
u16 cursor_hpll_disable;
};
#define to_intel_atomic_state(x) container_of(x, struct intel_atomic_state, base)
#define to_intel_crtc(x) container_of(x, struct intel_crtc, base)
#define to_intel_crtc_state(x) container_of(x, struct intel_crtc_state, uapi)
......@@ -1631,6 +1624,8 @@ struct intel_psr {
bool psr2_sel_fetch_cff_enabled;
bool req_psr2_sdp_prior_scanline;
u8 sink_sync_latency;
u8 io_wake_lines;
u8 fast_wake_lines;
ktime_t last_entry_attempt;
ktime_t last_exit;
bool sink_not_reliable;
......
This diff is collapsed.
This diff is collapsed.
This diff is collapsed.
......@@ -6,6 +6,7 @@
#include "i915_drv.h"
#include "i915_reg.h"
#include "i915_trace.h"
#include "intel_bios.h"
#include "intel_de.h"
#include "intel_display_types.h"
#include "intel_dp_aux.h"
......@@ -737,3 +738,37 @@ void intel_dp_aux_init(struct intel_dp *intel_dp)
intel_dp->aux.transfer = intel_dp_aux_transfer;
cpu_latency_qos_add_request(&intel_dp->pm_qos, PM_QOS_DEFAULT_VALUE);
}
static enum aux_ch default_aux_ch(struct intel_encoder *encoder)
{
struct drm_i915_private *i915 = to_i915(encoder->base.dev);
/* SKL has DDI E but no AUX E */
if (DISPLAY_VER(i915) == 9 && encoder->port == PORT_E)
return AUX_CH_A;
return (enum aux_ch)encoder->port;
}
enum aux_ch intel_dp_aux_ch(struct intel_encoder *encoder)
{
struct drm_i915_private *i915 = to_i915(encoder->base.dev);
enum aux_ch aux_ch;
aux_ch = intel_bios_dp_aux_ch(encoder->devdata);
if (aux_ch != AUX_CH_NONE) {
drm_dbg_kms(&i915->drm, "[ENCODER:%d:%s] using AUX %c (VBT)\n",
encoder->base.base.id, encoder->base.name,
aux_ch_name(aux_ch));
return aux_ch;
}
aux_ch = default_aux_ch(encoder);
drm_dbg_kms(&i915->drm,
"[ENCODER:%d:%s] using AUX %c (platform default)\n",
encoder->base.base.id, encoder->base.name,
aux_ch_name(aux_ch));
return aux_ch;
}
......@@ -6,9 +6,13 @@
#ifndef __INTEL_DP_AUX_H__
#define __INTEL_DP_AUX_H__
enum aux_ch;
struct intel_dp;
struct intel_encoder;
void intel_dp_aux_fini(struct intel_dp *intel_dp);
void intel_dp_aux_init(struct intel_dp *intel_dp);
enum aux_ch intel_dp_aux_ch(struct intel_encoder *encoder);
#endif /* __INTEL_DP_AUX_H__ */
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