summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/display/g4x_dp.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915/display/g4x_dp.c')
-rw-r--r--drivers/gpu/drm/i915/display/g4x_dp.c140
1 files changed, 77 insertions, 63 deletions
diff --git a/drivers/gpu/drm/i915/display/g4x_dp.c b/drivers/gpu/drm/i915/display/g4x_dp.c
index 4fbec065d53e..55b9e9bfcc4d 100644
--- a/drivers/gpu/drm/i915/display/g4x_dp.c
+++ b/drivers/gpu/drm/i915/display/g4x_dp.c
@@ -8,6 +8,7 @@
#include <linux/string_helpers.h>
#include "g4x_dp.h"
+#include "i915_drv.h"
#include "i915_reg.h"
#include "intel_audio.h"
#include "intel_backlight.h"
@@ -50,28 +51,29 @@ static const struct dpll chv_dpll[] = {
{ .dot = 270000, .p1 = 4, .p2 = 1, .n = 1, .m1 = 2, .m2 = 0x6c00000 /* 27.0 */ },
};
-const struct dpll *vlv_get_dpll(struct drm_i915_private *i915)
+const struct dpll *vlv_get_dpll(struct intel_display *display)
{
- return IS_CHERRYVIEW(i915) ? &chv_dpll[0] : &vlv_dpll[0];
+ return display->platform.cherryview ? &chv_dpll[0] : &vlv_dpll[0];
}
-void g4x_dp_set_clock(struct intel_encoder *encoder,
- struct intel_crtc_state *pipe_config)
+static void g4x_dp_set_clock(struct intel_encoder *encoder,
+ struct intel_crtc_state *pipe_config)
{
+ struct intel_display *display = to_intel_display(encoder);
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
const struct dpll *divisor = NULL;
int i, count = 0;
- if (IS_G4X(dev_priv)) {
+ if (display->platform.g4x) {
divisor = g4x_dpll;
count = ARRAY_SIZE(g4x_dpll);
} else if (HAS_PCH_SPLIT(dev_priv)) {
divisor = pch_dpll;
count = ARRAY_SIZE(pch_dpll);
- } else if (IS_CHERRYVIEW(dev_priv)) {
+ } else if (display->platform.cherryview) {
divisor = chv_dpll;
count = ARRAY_SIZE(chv_dpll);
- } else if (IS_VALLEYVIEW(dev_priv)) {
+ } else if (display->platform.valleyview) {
divisor = vlv_dpll;
count = ARRAY_SIZE(vlv_dpll);
}
@@ -128,7 +130,7 @@ static void intel_dp_prepare(struct intel_encoder *encoder,
/* Split out the IBX/CPU vs CPT settings */
- if (IS_IVYBRIDGE(dev_priv) && port == PORT_A) {
+ if (display->platform.ivybridge && port == PORT_A) {
if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
intel_dp->DP |= DP_SYNC_HS_HIGH;
if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC)
@@ -147,7 +149,7 @@ static void intel_dp_prepare(struct intel_encoder *encoder,
pipe_config->enhanced_framing ?
TRANS_DP_ENH_FRAMING : 0);
} else {
- if (IS_G4X(dev_priv) && pipe_config->limited_color_range)
+ if (display->platform.g4x && pipe_config->limited_color_range)
intel_dp->DP |= DP_COLOR_RANGE_16_235;
if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
@@ -159,7 +161,7 @@ static void intel_dp_prepare(struct intel_encoder *encoder,
if (pipe_config->enhanced_framing)
intel_dp->DP |= DP_ENHANCED_FRAMING;
- if (IS_CHERRYVIEW(dev_priv))
+ if (display->platform.cherryview)
intel_dp->DP |= DP_PIPE_SEL_CHV(crtc->pipe);
else
intel_dp->DP |= DP_PIPE_SEL(crtc->pipe);
@@ -179,9 +181,8 @@ static void assert_dp_port(struct intel_dp *intel_dp, bool state)
}
#define assert_dp_port_disabled(d) assert_dp_port((d), false)
-static void assert_edp_pll(struct drm_i915_private *dev_priv, bool state)
+static void assert_edp_pll(struct intel_display *display, bool state)
{
- struct intel_display *display = &dev_priv->display;
bool cur_state = intel_de_read(display, DP_A) & DP_PLL_ENABLE;
INTEL_DISPLAY_STATE_WARN(display, cur_state != state,
@@ -196,11 +197,10 @@ static void ilk_edp_pll_on(struct intel_dp *intel_dp,
{
struct intel_display *display = to_intel_display(intel_dp);
struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc);
- struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
- assert_transcoder_disabled(dev_priv, pipe_config->cpu_transcoder);
+ assert_transcoder_disabled(display, pipe_config->cpu_transcoder);
assert_dp_port_disabled(intel_dp);
- assert_edp_pll_disabled(dev_priv);
+ assert_edp_pll_disabled(display);
drm_dbg_kms(display->drm, "enabling eDP PLL for clock %d\n",
pipe_config->port_clock);
@@ -222,8 +222,8 @@ static void ilk_edp_pll_on(struct intel_dp *intel_dp,
* 1. Wait for the start of vertical blank on the enabled pipe going to FDI
* 2. Program DP PLL enable
*/
- if (IS_IRONLAKE(dev_priv))
- intel_wait_for_vblank_if_active(dev_priv, !crtc->pipe);
+ if (display->platform.ironlake)
+ intel_wait_for_vblank_if_active(display, !crtc->pipe);
intel_dp->DP |= DP_PLL_ENABLE;
@@ -236,12 +236,10 @@ static void ilk_edp_pll_off(struct intel_dp *intel_dp,
const struct intel_crtc_state *old_crtc_state)
{
struct intel_display *display = to_intel_display(intel_dp);
- struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc);
- struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
- assert_transcoder_disabled(dev_priv, old_crtc_state->cpu_transcoder);
+ assert_transcoder_disabled(display, old_crtc_state->cpu_transcoder);
assert_dp_port_disabled(intel_dp);
- assert_edp_pll_enabled(dev_priv);
+ assert_edp_pll_enabled(display);
drm_dbg_kms(display->drm, "disabling eDP PLL\n");
@@ -252,10 +250,9 @@ static void ilk_edp_pll_off(struct intel_dp *intel_dp,
udelay(200);
}
-static bool cpt_dp_port_selected(struct drm_i915_private *dev_priv,
+static bool cpt_dp_port_selected(struct intel_display *display,
enum port port, enum pipe *pipe)
{
- struct intel_display *display = &dev_priv->display;
enum pipe p;
for_each_pipe(display, p) {
@@ -276,11 +273,11 @@ static bool cpt_dp_port_selected(struct drm_i915_private *dev_priv,
return false;
}
-bool g4x_dp_port_enabled(struct drm_i915_private *dev_priv,
+bool g4x_dp_port_enabled(struct intel_display *display,
i915_reg_t dp_reg, enum port port,
enum pipe *pipe)
{
- struct intel_display *display = &dev_priv->display;
+ struct drm_i915_private *dev_priv = to_i915(display->drm);
bool ret;
u32 val;
@@ -289,11 +286,11 @@ bool g4x_dp_port_enabled(struct drm_i915_private *dev_priv,
ret = val & DP_PORT_EN;
/* asserts want to know the pipe even if the port is disabled */
- if (IS_IVYBRIDGE(dev_priv) && port == PORT_A)
+ if (display->platform.ivybridge && port == PORT_A)
*pipe = (val & DP_PIPE_SEL_MASK_IVB) >> DP_PIPE_SEL_SHIFT_IVB;
else if (HAS_PCH_CPT(dev_priv) && port != PORT_A)
- ret &= cpt_dp_port_selected(dev_priv, port, pipe);
- else if (IS_CHERRYVIEW(dev_priv))
+ ret &= cpt_dp_port_selected(display, port, pipe);
+ else if (display->platform.cherryview)
*pipe = (val & DP_PIPE_SEL_MASK_CHV) >> DP_PIPE_SEL_SHIFT_CHV;
else
*pipe = (val & DP_PIPE_SEL_MASK) >> DP_PIPE_SEL_SHIFT;
@@ -304,20 +301,20 @@ bool g4x_dp_port_enabled(struct drm_i915_private *dev_priv,
static bool intel_dp_get_hw_state(struct intel_encoder *encoder,
enum pipe *pipe)
{
- struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+ struct intel_display *display = to_intel_display(encoder);
struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
intel_wakeref_t wakeref;
bool ret;
- wakeref = intel_display_power_get_if_enabled(dev_priv,
+ wakeref = intel_display_power_get_if_enabled(display,
encoder->power_domain);
if (!wakeref)
return false;
- ret = g4x_dp_port_enabled(dev_priv, intel_dp->output_reg,
+ ret = g4x_dp_port_enabled(display, intel_dp->output_reg,
encoder->port, pipe);
- intel_display_power_put(dev_priv, encoder->power_domain, wakeref);
+ intel_display_power_put(display, encoder->power_domain, wakeref);
return ret;
}
@@ -389,7 +386,7 @@ static void intel_dp_get_config(struct intel_encoder *encoder,
pipe_config->hw.adjusted_mode.flags |= flags;
- if (IS_G4X(dev_priv) && tmp & DP_COLOR_RANGE_16_235)
+ if (display->platform.g4x && tmp & DP_COLOR_RANGE_16_235)
pipe_config->limited_color_range = true;
pipe_config->lane_count =
@@ -431,7 +428,7 @@ intel_dp_link_down(struct intel_encoder *encoder,
drm_dbg_kms(display->drm, "\n");
- if ((IS_IVYBRIDGE(dev_priv) && port == PORT_A) ||
+ if ((display->platform.ivybridge && port == PORT_A) ||
(HAS_PCH_CPT(dev_priv) && port != PORT_A)) {
intel_dp->DP &= ~DP_LINK_TRAIN_MASK_CPT;
intel_dp->DP |= DP_LINK_TRAIN_PAT_IDLE_CPT;
@@ -456,8 +453,8 @@ intel_dp_link_down(struct intel_encoder *encoder,
* We get CPU/PCH FIFO underruns on the other pipe when
* doing the workaround. Sweep them under the rug.
*/
- intel_set_cpu_fifo_underrun_reporting(dev_priv, PIPE_A, false);
- intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A, false);
+ intel_set_cpu_fifo_underrun_reporting(display, PIPE_A, false);
+ intel_set_pch_fifo_underrun_reporting(display, PIPE_A, false);
/* always enable with pattern 1 (as per spec) */
intel_dp->DP &= ~(DP_PIPE_SEL_MASK | DP_LINK_TRAIN_MASK);
@@ -470,14 +467,14 @@ intel_dp_link_down(struct intel_encoder *encoder,
intel_de_write(display, intel_dp->output_reg, intel_dp->DP);
intel_de_posting_read(display, intel_dp->output_reg);
- intel_wait_for_vblank_if_active(dev_priv, PIPE_A);
- intel_set_cpu_fifo_underrun_reporting(dev_priv, PIPE_A, true);
- intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A, true);
+ intel_wait_for_vblank_if_active(display, PIPE_A);
+ intel_set_cpu_fifo_underrun_reporting(display, PIPE_A, true);
+ intel_set_pch_fifo_underrun_reporting(display, PIPE_A, true);
}
msleep(intel_dp->pps.panel_power_down_delay);
- if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
+ if (display->platform.valleyview || display->platform.cherryview)
vlv_pps_port_disable(encoder, old_crtc_state);
}
@@ -680,7 +677,6 @@ static void intel_enable_dp(struct intel_atomic_state *state,
const struct drm_connector_state *conn_state)
{
struct intel_display *display = to_intel_display(state);
- struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
u32 dp_reg = intel_de_read(display, intel_dp->output_reg);
intel_wakeref_t wakeref;
@@ -689,7 +685,7 @@ static void intel_enable_dp(struct intel_atomic_state *state,
return;
with_intel_pps_lock(intel_dp, wakeref) {
- if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
+ if (display->platform.valleyview || display->platform.cherryview)
vlv_pps_port_enable_unlocked(encoder, pipe_config);
intel_dp_enable_port(intel_dp, pipe_config);
@@ -699,13 +695,13 @@ static void intel_enable_dp(struct intel_atomic_state *state,
intel_pps_vdd_off_unlocked(intel_dp, true);
}
- if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
+ if (display->platform.valleyview || display->platform.cherryview) {
unsigned int lane_mask = 0x0;
- if (IS_CHERRYVIEW(dev_priv))
+ if (display->platform.cherryview)
lane_mask = intel_dp_unused_lane_mask(pipe_config->lane_count);
- vlv_wait_port_ready(display, dp_to_dig_port(intel_dp), lane_mask);
+ vlv_wait_port_ready(encoder, lane_mask);
}
intel_dp_set_power(intel_dp, DP_SET_POWER_D0);
@@ -1223,6 +1219,25 @@ static bool ilk_digital_port_connected(struct intel_encoder *encoder)
return intel_de_read(display, DEISR) & bit;
}
+static int g4x_dp_compute_config(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state,
+ struct drm_connector_state *conn_state)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ int ret;
+
+ if (HAS_PCH_SPLIT(i915) && encoder->port != PORT_A)
+ crtc_state->has_pch_encoder = true;
+
+ ret = intel_dp_compute_config(encoder, crtc_state, conn_state);
+ if (ret)
+ return ret;
+
+ g4x_dp_set_clock(encoder, crtc_state);
+
+ return 0;
+}
+
static void g4x_dp_suspend_complete(struct intel_encoder *encoder)
{
/*
@@ -1243,7 +1258,6 @@ static void intel_dp_encoder_destroy(struct drm_encoder *encoder)
static void intel_dp_encoder_reset(struct drm_encoder *encoder)
{
struct intel_display *display = to_intel_display(encoder->dev);
- struct drm_i915_private *dev_priv = to_i915(encoder->dev);
struct intel_dp *intel_dp = enc_to_intel_dp(to_intel_encoder(encoder));
intel_dp->DP = intel_de_read(display, intel_dp->output_reg);
@@ -1251,7 +1265,7 @@ static void intel_dp_encoder_reset(struct drm_encoder *encoder)
intel_dp->reset_link_params = true;
intel_dp_invalidate_source_oui(intel_dp);
- if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
+ if (display->platform.valleyview || display->platform.cherryview)
vlv_pps_pipe_reset(intel_dp);
intel_pps_encoder_reset(intel_dp);
@@ -1262,17 +1276,17 @@ static const struct drm_encoder_funcs intel_dp_enc_funcs = {
.destroy = intel_dp_encoder_destroy,
};
-bool g4x_dp_init(struct drm_i915_private *dev_priv,
+bool g4x_dp_init(struct intel_display *display,
i915_reg_t output_reg, enum port port)
{
- struct intel_display *display = &dev_priv->display;
+ struct drm_i915_private *dev_priv = to_i915(display->drm);
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;
- if (!assert_port_valid(dev_priv, port))
+ if (!assert_port_valid(display, port))
return false;
devdata = intel_bios_encoder_data_lookup(display, port);
@@ -1297,7 +1311,7 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv,
intel_encoder->devdata = devdata;
- mutex_init(&dig_port->hdcp_mutex);
+ mutex_init(&dig_port->hdcp.mutex);
if (drm_encoder_init(display->drm, &intel_encoder->base,
&intel_dp_enc_funcs, DRM_MODE_ENCODER_TMDS,
@@ -1307,7 +1321,7 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv,
intel_encoder_link_check_init(intel_encoder, intel_dp_link_check);
intel_encoder->hotplug = intel_dp_hotplug;
- intel_encoder->compute_config = intel_dp_compute_config;
+ intel_encoder->compute_config = g4x_dp_compute_config;
intel_encoder->get_hw_state = intel_dp_get_hw_state;
intel_encoder->get_config = intel_dp_get_config;
intel_encoder->sync_state = intel_dp_sync_state;
@@ -1316,14 +1330,14 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv,
intel_encoder->suspend = intel_dp_encoder_suspend;
intel_encoder->suspend_complete = g4x_dp_suspend_complete;
intel_encoder->shutdown = intel_dp_encoder_shutdown;
- if (IS_CHERRYVIEW(dev_priv)) {
+ if (display->platform.cherryview) {
intel_encoder->pre_pll_enable = chv_dp_pre_pll_enable;
intel_encoder->pre_enable = chv_pre_enable_dp;
intel_encoder->enable = vlv_enable_dp;
intel_encoder->disable = vlv_disable_dp;
intel_encoder->post_disable = chv_post_disable_dp;
intel_encoder->post_pll_disable = chv_dp_post_pll_disable;
- } else if (IS_VALLEYVIEW(dev_priv)) {
+ } else if (display->platform.valleyview) {
intel_encoder->pre_pll_enable = vlv_dp_pre_pll_enable;
intel_encoder->pre_enable = vlv_pre_enable_dp;
intel_encoder->enable = vlv_enable_dp;
@@ -1338,24 +1352,24 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv,
intel_encoder->audio_enable = g4x_dp_audio_enable;
intel_encoder->audio_disable = g4x_dp_audio_disable;
- if ((IS_IVYBRIDGE(dev_priv) && port == PORT_A) ||
+ if ((display->platform.ivybridge && port == PORT_A) ||
(HAS_PCH_CPT(dev_priv) && port != PORT_A))
dig_port->dp.set_link_train = cpt_set_link_train;
else
dig_port->dp.set_link_train = g4x_set_link_train;
- if (IS_CHERRYVIEW(dev_priv))
+ if (display->platform.cherryview)
intel_encoder->set_signal_levels = chv_set_signal_levels;
- else if (IS_VALLEYVIEW(dev_priv))
+ else if (display->platform.valleyview)
intel_encoder->set_signal_levels = vlv_set_signal_levels;
- else if (IS_IVYBRIDGE(dev_priv) && port == PORT_A)
+ else if (display->platform.ivybridge && port == PORT_A)
intel_encoder->set_signal_levels = ivb_cpu_edp_set_signal_levels;
- else if (IS_SANDYBRIDGE(dev_priv) && port == PORT_A)
+ else if (display->platform.sandybridge && port == PORT_A)
intel_encoder->set_signal_levels = snb_cpu_edp_set_signal_levels;
else
intel_encoder->set_signal_levels = g4x_set_signal_levels;
- if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv) ||
+ if (display->platform.valleyview || display->platform.cherryview ||
(HAS_PCH_SPLIT(dev_priv) && port != PORT_A)) {
dig_port->dp.preemph_max = intel_dp_preemph_max_3;
dig_port->dp.voltage_max = intel_dp_voltage_max_3;
@@ -1368,8 +1382,8 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv,
dig_port->max_lanes = 4;
intel_encoder->type = INTEL_OUTPUT_DP;
- intel_encoder->power_domain = intel_display_power_ddi_lanes_domain(dev_priv, port);
- if (IS_CHERRYVIEW(dev_priv)) {
+ intel_encoder->power_domain = intel_display_power_ddi_lanes_domain(display, port);
+ if (display->platform.cherryview) {
if (port == PORT_D)
intel_encoder->pipe_mask = BIT(PIPE_C);
else
@@ -1379,7 +1393,7 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv,
}
intel_encoder->cloneable = 0;
intel_encoder->port = port;
- intel_encoder->hpd_pin = intel_hpd_pin_default(dev_priv, port);
+ intel_encoder->hpd_pin = intel_hpd_pin_default(port);
dig_port->hpd_pulse = intel_dp_hpd_pulse;