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path: root/drivers/gpu/drm/i915/intel_dp.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
-rw-r--r--drivers/gpu/drm/i915/intel_dp.c607
1 files changed, 337 insertions, 270 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index ffa43eca14d3..0c5ba3410a1e 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -262,7 +262,7 @@ static void pps_lock(struct intel_dp *intel_dp)
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct intel_encoder *encoder = &intel_dig_port->base;
struct drm_device *dev = encoder->base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
enum intel_display_power_domain power_domain;
/*
@@ -280,7 +280,7 @@ static void pps_unlock(struct intel_dp *intel_dp)
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct intel_encoder *encoder = &intel_dig_port->base;
struct drm_device *dev = encoder->base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
enum intel_display_power_domain power_domain;
mutex_unlock(&dev_priv->pps_mutex);
@@ -294,7 +294,7 @@ vlv_power_sequencer_kick(struct intel_dp *intel_dp)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct drm_device *dev = intel_dig_port->base.base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
enum pipe pipe = intel_dp->pps_pipe;
bool pll_enabled, release_cl_override = false;
enum dpio_phy phy = DPIO_PHY(pipe);
@@ -368,7 +368,7 @@ vlv_power_sequencer_pipe(struct intel_dp *intel_dp)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct drm_device *dev = intel_dig_port->base.base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_encoder *encoder;
unsigned int pipes = (1 << PIPE_A) | (1 << PIPE_B);
enum pipe pipe;
@@ -426,6 +426,37 @@ vlv_power_sequencer_pipe(struct intel_dp *intel_dp)
return intel_dp->pps_pipe;
}
+static int
+bxt_power_sequencer_idx(struct intel_dp *intel_dp)
+{
+ struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
+ struct drm_device *dev = intel_dig_port->base.base.dev;
+ struct drm_i915_private *dev_priv = to_i915(dev);
+
+ lockdep_assert_held(&dev_priv->pps_mutex);
+
+ /* We should never land here with regular DP ports */
+ WARN_ON(!is_edp(intel_dp));
+
+ /*
+ * TODO: BXT has 2 PPS instances. The correct port->PPS instance
+ * mapping needs to be retrieved from VBT, for now just hard-code to
+ * use instance #0 always.
+ */
+ if (!intel_dp->pps_reset)
+ return 0;
+
+ intel_dp->pps_reset = false;
+
+ /*
+ * Only the HW needs to be reprogrammed, the SW state is fixed and
+ * has been setup during connector init.
+ */
+ intel_dp_init_panel_power_sequencer_registers(dev, intel_dp);
+
+ return 0;
+}
+
typedef bool (*vlv_pipe_check)(struct drm_i915_private *dev_priv,
enum pipe pipe);
@@ -475,7 +506,7 @@ vlv_initial_power_sequencer_setup(struct intel_dp *intel_dp)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct drm_device *dev = intel_dig_port->base.base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
enum port port = intel_dig_port->port;
lockdep_assert_held(&dev_priv->pps_mutex);
@@ -507,12 +538,13 @@ vlv_initial_power_sequencer_setup(struct intel_dp *intel_dp)
intel_dp_init_panel_power_sequencer_registers(dev, intel_dp);
}
-void vlv_power_sequencer_reset(struct drm_i915_private *dev_priv)
+void intel_power_sequencer_reset(struct drm_i915_private *dev_priv)
{
- struct drm_device *dev = dev_priv->dev;
+ struct drm_device *dev = &dev_priv->drm;
struct intel_encoder *encoder;
- if (WARN_ON(!IS_VALLEYVIEW(dev) && !IS_CHERRYVIEW(dev)))
+ if (WARN_ON(!IS_VALLEYVIEW(dev) && !IS_CHERRYVIEW(dev) &&
+ !IS_BROXTON(dev)))
return;
/*
@@ -532,34 +564,71 @@ void vlv_power_sequencer_reset(struct drm_i915_private *dev_priv)
continue;
intel_dp = enc_to_intel_dp(&encoder->base);
- intel_dp->pps_pipe = INVALID_PIPE;
+ if (IS_BROXTON(dev))
+ intel_dp->pps_reset = true;
+ else
+ intel_dp->pps_pipe = INVALID_PIPE;
+ }
+}
+
+struct pps_registers {
+ i915_reg_t pp_ctrl;
+ i915_reg_t pp_stat;
+ i915_reg_t pp_on;
+ i915_reg_t pp_off;
+ i915_reg_t pp_div;
+};
+
+static void intel_pps_get_registers(struct drm_i915_private *dev_priv,
+ struct intel_dp *intel_dp,
+ struct pps_registers *regs)
+{
+ memset(regs, 0, sizeof(*regs));
+
+ if (IS_BROXTON(dev_priv)) {
+ int idx = bxt_power_sequencer_idx(intel_dp);
+
+ regs->pp_ctrl = BXT_PP_CONTROL(idx);
+ regs->pp_stat = BXT_PP_STATUS(idx);
+ regs->pp_on = BXT_PP_ON_DELAYS(idx);
+ regs->pp_off = BXT_PP_OFF_DELAYS(idx);
+ } else if (HAS_PCH_SPLIT(dev_priv)) {
+ regs->pp_ctrl = PCH_PP_CONTROL;
+ regs->pp_stat = PCH_PP_STATUS;
+ regs->pp_on = PCH_PP_ON_DELAYS;
+ regs->pp_off = PCH_PP_OFF_DELAYS;
+ regs->pp_div = PCH_PP_DIVISOR;
+ } else {
+ enum pipe pipe = vlv_power_sequencer_pipe(intel_dp);
+
+ regs->pp_ctrl = VLV_PIPE_PP_CONTROL(pipe);
+ regs->pp_stat = VLV_PIPE_PP_STATUS(pipe);
+ regs->pp_on = VLV_PIPE_PP_ON_DELAYS(pipe);
+ regs->pp_off = VLV_PIPE_PP_OFF_DELAYS(pipe);
+ regs->pp_div = VLV_PIPE_PP_DIVISOR(pipe);
}
}
static i915_reg_t
_pp_ctrl_reg(struct intel_dp *intel_dp)
{
- struct drm_device *dev = intel_dp_to_dev(intel_dp);
+ struct pps_registers regs;
- if (IS_BROXTON(dev))
- return BXT_PP_CONTROL(0);
- else if (HAS_PCH_SPLIT(dev))
- return PCH_PP_CONTROL;
- else
- return VLV_PIPE_PP_CONTROL(vlv_power_sequencer_pipe(intel_dp));
+ intel_pps_get_registers(to_i915(intel_dp_to_dev(intel_dp)), intel_dp,
+ &regs);
+
+ return regs.pp_ctrl;
}
static i915_reg_t
_pp_stat_reg(struct intel_dp *intel_dp)
{
- struct drm_device *dev = intel_dp_to_dev(intel_dp);
+ struct pps_registers regs;
- if (IS_BROXTON(dev))
- return BXT_PP_STATUS(0);
- else if (HAS_PCH_SPLIT(dev))
- return PCH_PP_STATUS;
- else
- return VLV_PIPE_PP_STATUS(vlv_power_sequencer_pipe(intel_dp));
+ intel_pps_get_registers(to_i915(intel_dp_to_dev(intel_dp)), intel_dp,
+ &regs);
+
+ return regs.pp_stat;
}
/* Reboot notifier handler to shutdown panel power to guarantee T12 timing
@@ -570,7 +639,7 @@ static int edp_notify_handler(struct notifier_block *this, unsigned long code,
struct intel_dp *intel_dp = container_of(this, typeof(* intel_dp),
edp_notifier);
struct drm_device *dev = intel_dp_to_dev(intel_dp);
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
if (!is_edp(intel_dp) || code != SYS_RESTART)
return 0;
@@ -601,7 +670,7 @@ static int edp_notify_handler(struct notifier_block *this, unsigned long code,
static bool edp_have_panel_power(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
lockdep_assert_held(&dev_priv->pps_mutex);
@@ -615,7 +684,7 @@ static bool edp_have_panel_power(struct intel_dp *intel_dp)
static bool edp_have_panel_vdd(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
lockdep_assert_held(&dev_priv->pps_mutex);
@@ -630,7 +699,7 @@ static void
intel_dp_check_edp(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
if (!is_edp(intel_dp))
return;
@@ -648,7 +717,7 @@ intel_dp_aux_wait_done(struct intel_dp *intel_dp, bool has_aux_irq)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct drm_device *dev = intel_dig_port->base.base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
i915_reg_t ch_ctl = intel_dp->aux_ch_ctl_reg;
uint32_t status;
bool done;
@@ -658,7 +727,7 @@ intel_dp_aux_wait_done(struct intel_dp *intel_dp, bool has_aux_irq)
done = wait_event_timeout(dev_priv->gmbus_wait_queue, C,
msecs_to_jiffies_timeout(10));
else
- done = wait_for_atomic(C, 10) == 0;
+ done = wait_for(C, 10) == 0;
if (!done)
DRM_ERROR("dp aux hw did not signal timeout (has irq: %i)!\n",
has_aux_irq);
@@ -781,7 +850,7 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct drm_device *dev = intel_dig_port->base.base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
i915_reg_t ch_ctl = intel_dp->aux_ch_ctl_reg;
uint32_t aux_clock_divider;
int i, ret, recv_bytes;
@@ -1180,35 +1249,18 @@ intel_dp_aux_fini(struct intel_dp *intel_dp)
kfree(intel_dp->aux.name);
}
-static int
+static void
intel_dp_aux_init(struct intel_dp *intel_dp, struct intel_connector *connector)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
enum port port = intel_dig_port->port;
- int ret;
intel_aux_reg_init(intel_dp);
+ drm_dp_aux_init(&intel_dp->aux);
+ /* Failure to allocate our preferred name is not critical */
intel_dp->aux.name = kasprintf(GFP_KERNEL, "DPDDC-%c", port_name(port));
- if (!intel_dp->aux.name)
- return -ENOMEM;
-
- intel_dp->aux.dev = connector->base.kdev;
intel_dp->aux.transfer = intel_dp_aux_transfer;
-
- DRM_DEBUG_KMS("registering %s bus for %s\n",
- intel_dp->aux.name,
- connector->base.kdev->kobj.name);
-
- ret = drm_dp_aux_register(&intel_dp->aux);
- if (ret < 0) {
- DRM_ERROR("drm_dp_aux_register() for %s failed (%d)\n",
- intel_dp->aux.name, ret);
- kfree(intel_dp->aux.name);
- return ret;
- }
-
- return 0;
}
static int
@@ -1421,7 +1473,7 @@ intel_dp_compute_config(struct intel_encoder *encoder,
struct intel_crtc_state *pipe_config)
{
struct drm_device *dev = encoder->base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_display_mode *adjusted_mode = &pipe_config->base.adjusted_mode;
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
enum port port = dp_to_dig_port(intel_dp)->port;
@@ -1449,7 +1501,6 @@ intel_dp_compute_config(struct intel_encoder *encoder,
if (HAS_PCH_SPLIT(dev) && !HAS_DDI(dev) && port != PORT_A)
pipe_config->has_pch_encoder = true;
- pipe_config->has_dp_encoder = true;
pipe_config->has_drrs = false;
pipe_config->has_audio = intel_dp->has_audio && port != PORT_A;
@@ -1605,7 +1656,7 @@ void intel_dp_set_link_params(struct intel_dp *intel_dp,
static void intel_dp_prepare(struct intel_encoder *encoder)
{
struct drm_device *dev = encoder->base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
enum port port = dp_to_dig_port(intel_dp)->port;
struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
@@ -1693,16 +1744,21 @@ static void intel_dp_prepare(struct intel_encoder *encoder)
#define IDLE_CYCLE_MASK (PP_ON | PP_SEQUENCE_MASK | PP_CYCLE_DELAY_ACTIVE | PP_SEQUENCE_STATE_MASK)
#define IDLE_CYCLE_VALUE (0 | PP_SEQUENCE_NONE | 0 | PP_SEQUENCE_STATE_OFF_IDLE)
+static void intel_pps_verify_state(struct drm_i915_private *dev_priv,
+ struct intel_dp *intel_dp);
+
static void wait_panel_status(struct intel_dp *intel_dp,
u32 mask,
u32 value)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
i915_reg_t pp_stat_reg, pp_ctrl_reg;
lockdep_assert_held(&dev_priv->pps_mutex);
+ intel_pps_verify_state(dev_priv, intel_dp);
+
pp_stat_reg = _pp_stat_reg(intel_dp);
pp_ctrl_reg = _pp_ctrl_reg(intel_dp);
@@ -1711,8 +1767,9 @@ static void wait_panel_status(struct intel_dp *intel_dp,
I915_READ(pp_stat_reg),
I915_READ(pp_ctrl_reg));
- if (_wait_for((I915_READ(pp_stat_reg) & mask) == value,
- 5 * USEC_PER_SEC, 10 * USEC_PER_MSEC))
+ if (intel_wait_for_register(dev_priv,
+ pp_stat_reg, mask, value,
+ 5000))
DRM_ERROR("Panel status timeout: status %08x control %08x\n",
I915_READ(pp_stat_reg),
I915_READ(pp_ctrl_reg));
@@ -1772,7 +1829,7 @@ static void edp_wait_backlight_off(struct intel_dp *intel_dp)
static u32 ironlake_get_pp_control(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
u32 control;
lockdep_assert_held(&dev_priv->pps_mutex);
@@ -1795,7 +1852,7 @@ static bool edp_panel_vdd_on(struct intel_dp *intel_dp)
struct drm_device *dev = intel_dp_to_dev(intel_dp);
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct intel_encoder *intel_encoder = &intel_dig_port->base;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
enum intel_display_power_domain power_domain;
u32 pp;
i915_reg_t pp_stat_reg, pp_ctrl_reg;
@@ -1868,7 +1925,7 @@ void intel_edp_panel_vdd_on(struct intel_dp *intel_dp)
static void edp_panel_vdd_off_sync(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_digital_port *intel_dig_port =
dp_to_dig_port(intel_dp);
struct intel_encoder *intel_encoder = &intel_dig_port->base;
@@ -1937,8 +1994,7 @@ static void edp_panel_vdd_schedule_off(struct intel_dp *intel_dp)
*/
static void edp_panel_vdd_off(struct intel_dp *intel_dp, bool sync)
{
- struct drm_i915_private *dev_priv =
- intel_dp_to_dev(intel_dp)->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
lockdep_assert_held(&dev_priv->pps_mutex);
@@ -1959,7 +2015,7 @@ static void edp_panel_vdd_off(struct intel_dp *intel_dp, bool sync)
static void edp_panel_on(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
u32 pp;
i915_reg_t pp_ctrl_reg;
@@ -2020,7 +2076,7 @@ static void edp_panel_off(struct intel_dp *intel_dp)
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct intel_encoder *intel_encoder = &intel_dig_port->base;
struct drm_device *dev = intel_dp_to_dev(intel_dp);
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
enum intel_display_power_domain power_domain;
u32 pp;
i915_reg_t pp_ctrl_reg;
@@ -2072,7 +2128,7 @@ static void _intel_edp_backlight_on(struct intel_dp *intel_dp)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct drm_device *dev = intel_dig_port->base.base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
u32 pp;
i915_reg_t pp_ctrl_reg;
@@ -2113,7 +2169,7 @@ void intel_edp_backlight_on(struct intel_dp *intel_dp)
static void _intel_edp_backlight_off(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
u32 pp;
i915_reg_t pp_ctrl_reg;
@@ -2229,7 +2285,7 @@ static void ironlake_edp_pll_on(struct intel_dp *intel_dp)
* 2. Program DP PLL enable
*/
if (IS_GEN5(dev_priv))
- intel_wait_for_vblank_if_active(dev_priv->dev, !crtc->pipe);
+ intel_wait_for_vblank_if_active(&dev_priv->drm, !crtc->pipe);
intel_dp->DP |= DP_PLL_ENABLE;
@@ -2294,7 +2350,7 @@ static bool intel_dp_get_hw_state(struct intel_encoder *encoder,
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
enum port port = dp_to_dig_port(intel_dp)->port;
struct drm_device *dev = encoder->base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
enum intel_display_power_domain power_domain;
u32 tmp;
bool ret;
@@ -2347,7 +2403,7 @@ static void intel_dp_get_config(struct intel_encoder *encoder,
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
u32 tmp, flags = 0;
struct drm_device *dev = encoder->base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
enum port port = dp_to_dig_port(intel_dp)->port;
struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
@@ -2385,8 +2441,6 @@ static void intel_dp_get_config(struct intel_encoder *encoder,
!IS_CHERRYVIEW(dev) && tmp & DP_COLOR_RANGE_16_235)
pipe_config->limited_color_range = true;
- pipe_config->has_dp_encoder = true;
-
pipe_config->lane_count =
((tmp & DP_PORT_WIDTH_MASK) >> DP_PORT_WIDTH_SHIFT) + 1;
@@ -2471,7 +2525,7 @@ static void chv_post_disable_dp(struct intel_encoder *encoder)
{
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
struct drm_device *dev = encoder->base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
intel_dp_link_down(intel_dp);
@@ -2490,7 +2544,7 @@ _intel_dp_set_link_train(struct intel_dp *intel_dp,
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct drm_device *dev = intel_dig_port->base.base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
enum port port = intel_dig_port->port;
if (HAS_DDI(dev)) {
@@ -2570,7 +2624,7 @@ _intel_dp_set_link_train(struct intel_dp *intel_dp,
static void intel_dp_enable_port(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_crtc *crtc =
to_intel_crtc(dp_to_dig_port(intel_dp)->base.base.crtc);
@@ -2599,7 +2653,7 @@ static void intel_enable_dp(struct intel_encoder *encoder)
{
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
struct drm_device *dev = encoder->base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
uint32_t dp_reg = I915_READ(intel_dp->output_reg);
enum pipe pipe = crtc->pipe;
@@ -2672,7 +2726,7 @@ static void g4x_pre_enable_dp(struct intel_encoder *encoder)
static void vlv_detach_power_sequencer(struct intel_dp *intel_dp)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
- struct drm_i915_private *dev_priv = intel_dig_port->base.base.dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(intel_dig_port->base.base.dev);
enum pipe pipe = intel_dp->pps_pipe;
i915_reg_t pp_on_reg = VLV_PIPE_PP_ON_DELAYS(pipe);
@@ -2698,7 +2752,7 @@ static void vlv_detach_power_sequencer(struct intel_dp *intel_dp)
static void vlv_steal_power_sequencer(struct drm_device *dev,
enum pipe pipe)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_encoder *encoder;
lockdep_assert_held(&dev_priv->pps_mutex);
@@ -2736,7 +2790,7 @@ static void vlv_init_panel_power_sequencer(struct intel_dp *intel_dp)
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct intel_encoder *encoder = &intel_dig_port->base;
struct drm_device *dev = encoder->base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
lockdep_assert_held(&dev_priv->pps_mutex);
@@ -2824,7 +2878,7 @@ uint8_t
intel_dp_voltage_max(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
enum port port = dp_to_dig_port(intel_dp)->port;
if (IS_BROXTON(dev))
@@ -3242,7 +3296,7 @@ void intel_dp_set_idle_link_train(struct intel_dp *intel_dp)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct drm_device *dev = intel_dig_port->base.base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
enum port port = intel_dig_port->port;
uint32_t val;
@@ -3264,8 +3318,10 @@ void intel_dp_set_idle_link_train(struct intel_dp *intel_dp)
if (port == PORT_A)
return;
- if (wait_for((I915_READ(DP_TP_STATUS(port)) & DP_TP_STATUS_IDLE_DONE),
- 1))
+ if (intel_wait_for_register(dev_priv,DP_TP_STATUS(port),
+ DP_TP_STATUS_IDLE_DONE,
+ DP_TP_STATUS_IDLE_DONE,
+ 1))
DRM_ERROR("Timed out waiting for DP idle patterns\n");
}
@@ -3276,7 +3332,7 @@ intel_dp_link_down(struct intel_dp *intel_dp)
struct intel_crtc *crtc = to_intel_crtc(intel_dig_port->base.base.crtc);
enum port port = intel_dig_port->port;
struct drm_device *dev = intel_dig_port->base.base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
uint32_t DP = intel_dp->DP;
if (WARN_ON(HAS_DDI(dev)))
@@ -3328,7 +3384,7 @@ intel_dp_link_down(struct intel_dp *intel_dp)
I915_WRITE(intel_dp->output_reg, DP);
POSTING_READ(intel_dp->output_reg);
- intel_wait_for_vblank_if_active(dev_priv->dev, PIPE_A);
+ intel_wait_for_vblank_if_active(&dev_priv->drm, PIPE_A);
intel_set_cpu_fifo_underrun_reporting(dev_priv, PIPE_A, true);
intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A, true);
}
@@ -3343,7 +3399,7 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp)
{
struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
struct drm_device *dev = dig_port->base.base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
if (drm_dp_dpcd_read(&intel_dp->aux, 0x000, intel_dp->dpcd,
sizeof(intel_dp->dpcd)) < 0)
@@ -4194,7 +4250,7 @@ intel_dp_long_pulse(struct intel_connector *intel_connector)
}
if (intel_encoder->type != INTEL_OUTPUT_EDP)
- intel_encoder->type = INTEL_OUTPUT_DISPLAYPORT;
+ intel_encoder->type = INTEL_OUTPUT_DP;
intel_dp_probe_oui(intel_dp);
@@ -4270,7 +4326,7 @@ intel_dp_detect(struct drm_connector *connector, bool force)
/* MST devices are disconnected from a monitor POV */
intel_dp_unset_edid(intel_dp);
if (intel_encoder->type != INTEL_OUTPUT_EDP)
- intel_encoder->type = INTEL_OUTPUT_DISPLAYPORT;
+ intel_encoder->type = INTEL_OUTPUT_DP;
return connector_status_disconnected;
}
@@ -4309,7 +4365,7 @@ intel_dp_force(struct drm_connector *connector)
intel_display_power_put(dev_priv, power_domain);
if (intel_encoder->type != INTEL_OUTPUT_EDP)
- intel_encoder->type = INTEL_OUTPUT_DISPLAYPORT;
+ intel_encoder->type = INTEL_OUTPUT_DP;
}
static int intel_dp_get_modes(struct drm_connector *connector)
@@ -4358,7 +4414,7 @@ intel_dp_set_property(struct drm_connector *connector,
struct drm_property *property,
uint64_t val)
{
- struct drm_i915_private *dev_priv = connector->dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(connector->dev);
struct intel_connector *intel_connector = to_intel_connector(connector);
struct intel_encoder *intel_encoder = intel_attached_encoder(connector);
struct intel_dp *intel_dp = enc_to_intel_dp(&intel_encoder->base);
@@ -4446,6 +4502,25 @@ done:
return 0;
}
+static int
+intel_dp_connector_register(struct drm_connector *connector)
+{
+ struct intel_dp *intel_dp = intel_attached_dp(connector);
+ int ret;
+
+ ret = intel_connector_register(connector);
+ if (ret)
+ return ret;
+
+ i915_debugfs_connector_add(connector);
+
+ DRM_DEBUG_KMS("registering %s bus for %s\n",
+ intel_dp->aux.name, connector->kdev->kobj.name);
+
+ intel_dp->aux.dev = connector->kdev;
+ return drm_dp_aux_register(&intel_dp->aux);
+}
+
static void
intel_dp_connector_unregister(struct drm_connector *connector)
{
@@ -4521,7 +4596,7 @@ static void intel_edp_panel_vdd_sanitize(struct intel_dp *intel_dp)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct drm_device *dev = intel_dig_port->base.base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
enum intel_display_power_domain power_domain;
lockdep_assert_held(&dev_priv->pps_mutex);
@@ -4544,13 +4619,15 @@ static void intel_edp_panel_vdd_sanitize(struct intel_dp *intel_dp)
void intel_dp_encoder_reset(struct drm_encoder *encoder)
{
- struct intel_dp *intel_dp;
+ struct drm_i915_private *dev_priv = to_i915(encoder->dev);
+ struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
+
+ if (!HAS_DDI(dev_priv))
+ intel_dp->DP = I915_READ(intel_dp->output_reg);
if (to_intel_encoder(encoder)->type != INTEL_OUTPUT_EDP)
return;
- intel_dp = enc_to_intel_dp(encoder);
-
pps_lock(intel_dp);
/*
@@ -4572,6 +4649,7 @@ static const struct drm_connector_funcs intel_dp_connector_funcs = {
.fill_modes = drm_helper_probe_single_connector_modes,
.set_property = intel_dp_set_property,
.atomic_get_property = intel_connector_atomic_get_property,
+ .late_register = intel_dp_connector_register,
.early_unregister = intel_dp_connector_unregister,
.destroy = intel_dp_connector_destroy,
.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
@@ -4594,13 +4672,13 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd)
struct intel_dp *intel_dp = &intel_dig_port->dp;
struct intel_encoder *intel_encoder = &intel_dig_port->base;
struct drm_device *dev = intel_dig_port->base.base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
enum intel_display_power_domain power_domain;
enum irqreturn ret = IRQ_NONE;
if (intel_dig_port->base.type != INTEL_OUTPUT_EDP &&
intel_dig_port->base.type != INTEL_OUTPUT_HDMI)
- intel_dig_port->base.type = INTEL_OUTPUT_DISPLAYPORT;
+ intel_dig_port->base.type = INTEL_OUTPUT_DP;
if (long_hpd && intel_dig_port->base.type == INTEL_OUTPUT_EDP) {
/*
@@ -4662,7 +4740,7 @@ put_power:
/* check the VBT to see whether the eDP is on another port */
bool intel_dp_is_edp(struct drm_device *dev, enum port port)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
/*
* eDP not supported on g4x. so bail out early just
@@ -4704,82 +4782,93 @@ static void intel_dp_init_panel_power_timestamps(struct intel_dp *intel_dp)
}
static void
-intel_dp_init_panel_power_sequencer(struct drm_device *dev,
- struct intel_dp *intel_dp)
+intel_pps_readout_hw_state(struct drm_i915_private *dev_priv,
+ struct intel_dp *intel_dp, struct edp_power_seq *seq)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
- struct edp_power_seq cur, vbt, spec,
- *final = &intel_dp->pps_delays;
u32 pp_on, pp_off, pp_div = 0, pp_ctl = 0;
- i915_reg_t pp_ctrl_reg, pp_on_reg, pp_off_reg, pp_div_reg;
+ struct pps_registers regs;
- lockdep_assert_held(&dev_priv->pps_mutex);
-
- /* already initialized? */
- if (final->t11_t12 != 0)
- return;
-
- if (IS_BROXTON(dev)) {
- /*
- * TODO: BXT has 2 sets of PPS registers.
- * Correct Register for Broxton need to be identified
- * using VBT. hardcoding for now
- */
- pp_ctrl_reg = BXT_PP_CONTROL(0);
- pp_on_reg = BXT_PP_ON_DELAYS(0);
- pp_off_reg = BXT_PP_OFF_DELAYS(0);
- } else if (HAS_PCH_SPLIT(dev)) {
- pp_ctrl_reg = PCH_PP_CONTROL;
- pp_on_reg = PCH_PP_ON_DELAYS;
- pp_off_reg = PCH_PP_OFF_DELAYS;
- pp_div_reg = PCH_PP_DIVISOR;
- } else {
- enum pipe pipe = vlv_power_sequencer_pipe(intel_dp);
-
- pp_ctrl_reg = VLV_PIPE_PP_CONTROL(pipe);
- pp_on_reg = VLV_PIPE_PP_ON_DELAYS(pipe);
- pp_off_reg = VLV_PIPE_PP_OFF_DELAYS(pipe);
- pp_div_reg = VLV_PIPE_PP_DIVISOR(pipe);
- }
+ intel_pps_get_registers(dev_priv, intel_dp, &regs);
/* Workaround: Need to write PP_CONTROL with the unlock key as
* the very first thing. */
pp_ctl = ironlake_get_pp_control(intel_dp);
- pp_on = I915_READ(pp_on_reg);
- pp_off = I915_READ(pp_off_reg);
- if (!IS_BROXTON(dev)) {
- I915_WRITE(pp_ctrl_reg, pp_ctl);
- pp_div = I915_READ(pp_div_reg);
+ pp_on = I915_READ(regs.pp_on);
+ pp_off = I915_READ(regs.pp_off);
+ if (!IS_BROXTON(dev_priv)) {
+ I915_WRITE(regs.pp_ctrl, pp_ctl);
+ pp_div = I915_READ(regs.pp_div);
}
/* Pull timing values out of registers */
- cur.t1_t3 = (pp_on & PANEL_POWER_UP_DELAY_MASK) >>
- PANEL_POWER_UP_DELAY_SHIFT;
+ seq->t1_t3 = (pp_on & PANEL_POWER_UP_DELAY_MASK) >>
+ PANEL_POWER_UP_DELAY_SHIFT;
- cur.t8 = (pp_on & PANEL_LIGHT_ON_DELAY_MASK) >>
- PANEL_LIGHT_ON_DELAY_SHIFT;
+ seq->t8 = (pp_on & PANEL_LIGHT_ON_DELAY_MASK) >>
+ PANEL_LIGHT_ON_DELAY_SHIFT;
- cur.t9 = (pp_off & PANEL_LIGHT_OFF_DELAY_MASK) >>
- PANEL_LIGHT_OFF_DELAY_SHIFT;
+ seq->t9 = (pp_off & PANEL_LIGHT_OFF_DELAY_MASK) >>
+ PANEL_LIGHT_OFF_DELAY_SHIFT;
- cur.t10 = (pp_off & PANEL_POWER_DOWN_DELAY_MASK) >>
- PANEL_POWER_DOWN_DELAY_SHIFT;
+ seq->t10 = (pp_off & PANEL_POWER_DOWN_DELAY_MASK) >>
+ PANEL_POWER_DOWN_DELAY_SHIFT;
- if (IS_BROXTON(dev)) {
+ if (IS_BROXTON(dev_priv)) {
u16 tmp = (pp_ctl & BXT_POWER_CYCLE_DELAY_MASK) >>
BXT_POWER_CYCLE_DELAY_SHIFT;
if (tmp > 0)
- cur.t11_t12 = (tmp - 1) * 1000;
+ seq->t11_t12 = (tmp - 1) * 1000;
else
- cur.t11_t12 = 0;
+ seq->t11_t12 = 0;
} else {
- cur.t11_t12 = ((pp_div & PANEL_POWER_CYCLE_DELAY_MASK) >>
+ seq->t11_t12 = ((pp_div & PANEL_POWER_CYCLE_DELAY_MASK) >>
PANEL_POWER_CYCLE_DELAY_SHIFT) * 1000;
}
+}
+
+static void
+intel_pps_dump_state(const char *state_name, const struct edp_power_seq *seq)
+{
+ DRM_DEBUG_KMS("%s t1_t3 %d t8 %d t9 %d t10 %d t11_t12 %d\n",
+ state_name,
+ seq->t1_t3, seq->t8, seq->t9, seq->t10, seq->t11_t12);
+}
+
+static void
+intel_pps_verify_state(struct drm_i915_private *dev_priv,
+ struct intel_dp *intel_dp)
+{
+ struct edp_power_seq hw;
+ struct edp_power_seq *sw = &intel_dp->pps_delays;
+
+ intel_pps_readout_hw_state(dev_priv, intel_dp, &hw);
+
+ if (hw.t1_t3 != sw->t1_t3 || hw.t8 != sw->t8 || hw.t9 != sw->t9 ||
+ hw.t10 != sw->t10 || hw.t11_t12 != sw->t11_t12) {
+ DRM_ERROR("PPS state mismatch\n");
+ intel_pps_dump_state("sw", sw);
+ intel_pps_dump_state("hw", &hw);
+ }
+}
+
+static void
+intel_dp_init_panel_power_sequencer(struct drm_device *dev,
+ struct intel_dp *intel_dp)
+{
+ struct drm_i915_private *dev_priv = to_i915(dev);
+ struct edp_power_seq cur, vbt, spec,
+ *final = &intel_dp->pps_delays;
+
+ lockdep_assert_held(&dev_priv->pps_mutex);
- DRM_DEBUG_KMS("cur t1_t3 %d t8 %d t9 %d t10 %d t11_t12 %d\n",
- cur.t1_t3, cur.t8, cur.t9, cur.t10, cur.t11_t12);
+ /* already initialized? */
+ if (final->t11_t12 != 0)
+ return;
+
+ intel_pps_readout_hw_state(dev_priv, intel_dp, &cur);
+
+ intel_pps_dump_state("cur", &cur);
vbt = dev_priv->vbt.edp.pps;
@@ -4795,8 +4884,7 @@ intel_dp_init_panel_power_sequencer(struct drm_device *dev,
* too. */
spec.t11_t12 = (510 + 100) * 10;
- DRM_DEBUG_KMS("vbt t1_t3 %d t8 %d t9 %d t10 %d t11_t12 %d\n",
- vbt.t1_t3, vbt.t8, vbt.t9, vbt.t10, vbt.t11_t12);
+ intel_pps_dump_state("vbt", &vbt);
/* Use the max of the register settings and vbt. If both are
* unset, fall back to the spec limits. */
@@ -4824,59 +4912,41 @@ intel_dp_init_panel_power_sequencer(struct drm_device *dev,
DRM_DEBUG_KMS("backlight on delay %d, off delay %d\n",
intel_dp->backlight_on_delay, intel_dp->backlight_off_delay);
+
+ /*
+ * We override the HW backlight delays to 1 because we do manual waits
+ * on them. For T8, even BSpec recommends doing it. For T9, if we
+ * don't do this, we'll end up waiting for the backlight off delay
+ * twice: once when we do the manual sleep, and once when we disable
+ * the panel and wait for the PP_STATUS bit to become zero.
+ */
+ final->t8 = 1;
+ final->t9 = 1;
}
static void
intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev,
struct intel_dp *intel_dp)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
u32 pp_on, pp_off, pp_div, port_sel = 0;
int div = dev_priv->rawclk_freq / 1000;
- i915_reg_t pp_on_reg, pp_off_reg, pp_div_reg, pp_ctrl_reg;
+ struct pps_registers regs;
enum port port = dp_to_dig_port(intel_dp)->port;
const struct edp_power_seq *seq = &intel_dp->pps_delays;
lockdep_assert_held(&dev_priv->pps_mutex);
- if (IS_BROXTON(dev)) {
- /*
- * TODO: BXT has 2 sets of PPS registers.
- * Correct Register for Broxton need to be identified
- * using VBT. hardcoding for now
- */
- pp_ctrl_reg = BXT_PP_CONTROL(0);
- pp_on_reg = BXT_PP_ON_DELAYS(0);
- pp_off_reg = BXT_PP_OFF_DELAYS(0);
-
- } else if (HAS_PCH_SPLIT(dev)) {
- pp_on_reg = PCH_PP_ON_DELAYS;
- pp_off_reg = PCH_PP_OFF_DELAYS;
- pp_div_reg = PCH_PP_DIVISOR;
- } else {
- enum pipe pipe = vlv_power_sequencer_pipe(intel_dp);
+ intel_pps_get_registers(dev_priv, intel_dp, &regs);
- pp_on_reg = VLV_PIPE_PP_ON_DELAYS(pipe);
- pp_off_reg = VLV_PIPE_PP_OFF_DELAYS(pipe);
- pp_div_reg = VLV_PIPE_PP_DIVISOR(pipe);
- }
-
- /*
- * And finally store the new values in the power sequencer. The
- * backlight delays are set to 1 because we do manual waits on them. For
- * T8, even BSpec recommends doing it. For T9, if we don't do this,
- * we'll end up waiting for the backlight off delay twice: once when we
- * do the manual sleep, and once when we disable the panel and wait for
- * the PP_STATUS bit to become zero.
- */
pp_on = (seq->t1_t3 << PANEL_POWER_UP_DELAY_SHIFT) |
- (1 << PANEL_LIGHT_ON_DELAY_SHIFT);
- pp_off = (1 << PANEL_LIGHT_OFF_DELAY_SHIFT) |
+ (seq->t8 << PANEL_LIGHT_ON_DELAY_SHIFT);
+ pp_off = (seq->t9 << PANEL_LIGHT_OFF_DELAY_SHIFT) |
(seq->t10 << PANEL_POWER_DOWN_DELAY_SHIFT);
/* Compute the divisor for the pp clock, simply match the Bspec
* formula. */
if (IS_BROXTON(dev)) {
- pp_div = I915_READ(pp_ctrl_reg);
+ pp_div = I915_READ(regs.pp_ctrl);
pp_div &= ~BXT_POWER_CYCLE_DELAY_MASK;
pp_div |= (DIV_ROUND_UP((seq->t11_t12 + 1), 1000)
<< BXT_POWER_CYCLE_DELAY_SHIFT);
@@ -4899,19 +4969,19 @@ intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev,
pp_on |= port_sel;
- I915_WRITE(pp_on_reg, pp_on);
- I915_WRITE(pp_off_reg, pp_off);
+ I915_WRITE(regs.pp_on, pp_on);
+ I915_WRITE(regs.pp_off, pp_off);
if (IS_BROXTON(dev))
- I915_WRITE(pp_ctrl_reg, pp_div);
+ I915_WRITE(regs.pp_ctrl, pp_div);
else
- I915_WRITE(pp_div_reg, pp_div);
+ I915_WRITE(regs.pp_div, pp_div);
DRM_DEBUG_KMS("panel power sequencer register settings: PP_ON %#x, PP_OFF %#x, PP_DIV %#x\n",
- I915_READ(pp_on_reg),
- I915_READ(pp_off_reg),
+ I915_READ(regs.pp_on),
+ I915_READ(regs.pp_off),
IS_BROXTON(dev) ?
- (I915_READ(pp_ctrl_reg) & BXT_POWER_CYCLE_DELAY_MASK) :
- I915_READ(pp_div_reg));
+ (I915_READ(regs.pp_ctrl) & BXT_POWER_CYCLE_DELAY_MASK) :
+ I915_READ(regs.pp_div));
}
/**
@@ -4928,7 +4998,7 @@ intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev,
*/
static void intel_dp_set_drrs_state(struct drm_device *dev, int refresh_rate)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_encoder *encoder;
struct intel_digital_port *dig_port = NULL;
struct intel_dp *intel_dp = dev_priv->drrs.dp;
@@ -5027,7 +5097,7 @@ static void intel_dp_set_drrs_state(struct drm_device *dev, int refresh_rate)
void intel_edp_drrs_enable(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
struct drm_crtc *crtc = dig_port->base.base.crtc;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
@@ -5059,7 +5129,7 @@ unlock:
void intel_edp_drrs_disable(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
struct drm_crtc *crtc = dig_port->base.base.crtc;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
@@ -5074,9 +5144,9 @@ void intel_edp_drrs_disable(struct intel_dp *intel_dp)
}
if (dev_priv->drrs.refresh_rate_type == DRRS_LOW_RR)
- intel_dp_set_drrs_state(dev_priv->dev,
- intel_dp->attached_connector->panel.
- fixed_mode->vrefresh);
+ intel_dp_set_drrs_state(&dev_priv->drm,
+ intel_dp->attached_connector->panel.
+ fixed_mode->vrefresh);
dev_priv->drrs.dp = NULL;
mutex_unlock(&dev_priv->drrs.mutex);
@@ -5106,9 +5176,9 @@ static void intel_edp_drrs_downclock_work(struct work_struct *work)
goto unlock;
if (dev_priv->drrs.refresh_rate_type != DRRS_LOW_RR)
- intel_dp_set_drrs_state(dev_priv->dev,
- intel_dp->attached_connector->panel.
- downclock_mode->vrefresh);
+ intel_dp_set_drrs_state(&dev_priv->drm,
+ intel_dp->attached_connector->panel.
+ downclock_mode->vrefresh);
unlock:
mutex_unlock(&dev_priv->drrs.mutex);
@@ -5127,7 +5197,7 @@ unlock:
void intel_edp_drrs_invalidate(struct drm_device *dev,
unsigned frontbuffer_bits)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_crtc *crtc;
enum pipe pipe;
@@ -5150,9 +5220,9 @@ void intel_edp_drrs_invalidate(struct drm_device *dev,
/* invalidate means busy screen hence upclock */
if (frontbuffer_bits && dev_priv->drrs.refresh_rate_type == DRRS_LOW_RR)
- intel_dp_set_drrs_state(dev_priv->dev,
- dev_priv->drrs.dp->attached_connector->panel.
- fixed_mode->vrefresh);
+ intel_dp_set_drrs_state(&dev_priv->drm,
+ dev_priv->drrs.dp->attached_connector->panel.
+ fixed_mode->vrefresh);
mutex_unlock(&dev_priv->drrs.mutex);
}
@@ -5172,7 +5242,7 @@ void intel_edp_drrs_invalidate(struct drm_device *dev,
void intel_edp_drrs_flush(struct drm_device *dev,
unsigned frontbuffer_bits)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_crtc *crtc;
enum pipe pipe;
@@ -5195,9 +5265,9 @@ void intel_edp_drrs_flush(struct drm_device *dev,
/* flush means busy screen hence upclock */
if (frontbuffer_bits && dev_priv->drrs.refresh_rate_type == DRRS_LOW_RR)
- intel_dp_set_drrs_state(dev_priv->dev,
- dev_priv->drrs.dp->attached_connector->panel.
- fixed_mode->vrefresh);
+ intel_dp_set_drrs_state(&dev_priv->drm,
+ dev_priv->drrs.dp->attached_connector->panel.
+ fixed_mode->vrefresh);
/*
* flush also means no more activity hence schedule downclock, if all
@@ -5265,7 +5335,7 @@ intel_dp_drrs_init(struct intel_connector *intel_connector,
{
struct drm_connector *connector = &intel_connector->base;
struct drm_device *dev = connector->dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_display_mode *downclock_mode = NULL;
INIT_DELAYED_WORK(&dev_priv->drrs.work, intel_edp_drrs_downclock_work);
@@ -5303,7 +5373,7 @@ static bool intel_edp_init_connector(struct intel_dp *intel_dp,
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct intel_encoder *intel_encoder = &intel_dig_port->base;
struct drm_device *dev = intel_encoder->base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_display_mode *fixed_mode = NULL;
struct drm_display_mode *downclock_mode = NULL;
bool has_dpcd;
@@ -5314,8 +5384,32 @@ static bool intel_edp_init_connector(struct intel_dp *intel_dp,
if (!is_edp(intel_dp))
return true;
+ /*
+ * On IBX/CPT we may get here with LVDS already registered. Since the
+ * driver uses the only internal power sequencer available for both
+ * eDP and LVDS bail out early in this case to prevent interfering
+ * with an already powered-on LVDS power sequencer.
+ */
+ if (intel_get_lvds_encoder(dev)) {
+ WARN_ON(!(HAS_PCH_IBX(dev_priv) || HAS_PCH_CPT(dev_priv)));
+ DRM_INFO("LVDS was detected, not registering eDP\n");
+
+ return false;
+ }
+
pps_lock(intel_dp);
+
+ intel_dp_init_panel_power_timestamps(intel_dp);
+
+ if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) {
+ vlv_initial_power_sequencer_setup(intel_dp);
+ } else {
+ intel_dp_init_panel_power_sequencer(dev, intel_dp);
+ intel_dp_init_panel_power_sequencer_registers(dev, intel_dp);
+ }
+
intel_edp_panel_vdd_sanitize(intel_dp);
+
pps_unlock(intel_dp);
/* Cache DPCD and EDID for edp. */
@@ -5329,14 +5423,9 @@ static bool intel_edp_init_connector(struct intel_dp *intel_dp,
} else {
/* if this fails, presume the device is a ghost */
DRM_INFO("failed to retrieve link info, disabling eDP\n");
- return false;
+ goto out_vdd_off;
}
- /* We now know it's not a ghost, init power sequence regs. */
- pps_lock(intel_dp);
- intel_dp_init_panel_power_sequencer_registers(dev, intel_dp);
- pps_unlock(intel_dp);
-
mutex_lock(&dev->mode_config.mutex);
edid = drm_get_edid(connector, &intel_dp->aux.ddc);
if (edid) {
@@ -5404,6 +5493,18 @@ static bool intel_edp_init_connector(struct intel_dp *intel_dp,
intel_panel_setup_backlight(connector, pipe);
return true;
+
+out_vdd_off:
+ cancel_delayed_work_sync(&intel_dp->panel_vdd_work);
+ /*
+ * vdd might still be enabled do to the delayed vdd off.
+ * Make sure vdd is actually turned off here.
+ */
+ pps_lock(intel_dp);
+ edp_panel_vdd_off_sync(intel_dp);
+ pps_unlock(intel_dp);
+
+ return false;
}
bool
@@ -5414,9 +5515,9 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
struct intel_dp *intel_dp = &intel_dig_port->dp;
struct intel_encoder *intel_encoder = &intel_dig_port->base;
struct drm_device *dev = intel_encoder->base.dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
enum port port = intel_dig_port->port;
- int type, ret;
+ int type;
if (WARN(intel_dig_port->max_lanes < 1,
"Not enough lanes (%d) for DP on port %c\n",
@@ -5475,11 +5576,12 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
connector->interlace_allowed = true;
connector->doublescan_allowed = 0;
+ intel_dp_aux_init(intel_dp, intel_connector);
+
INIT_DELAYED_WORK(&intel_dp->panel_vdd_work,
edp_panel_vdd_work);
intel_connector_attach_encoder(intel_connector, intel_encoder);
- drm_connector_register(connector);
if (HAS_DDI(dev))
intel_connector->get_hw_state = intel_ddi_connector_get_hw_state;
@@ -5509,22 +5611,8 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
BUG();
}
- if (is_edp(intel_dp)) {
- pps_lock(intel_dp);
- intel_dp_init_panel_power_timestamps(intel_dp);
- if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev))
- vlv_initial_power_sequencer_setup(intel_dp);
- else
- intel_dp_init_panel_power_sequencer(dev, intel_dp);
- pps_unlock(intel_dp);
- }
-
- ret = intel_dp_aux_init(intel_dp, intel_connector);
- if (ret)
- goto fail;
-
/* init MST on ports that can support it */
- if (HAS_DP_MST(dev) &&
+ if (HAS_DP_MST(dev) && !is_edp(intel_dp) &&
(port == PORT_B || port == PORT_C || port == PORT_D))
intel_dp_mst_encoder_init(intel_dig_port,
intel_connector->base.base.id);
@@ -5546,22 +5634,9 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
I915_WRITE(PEG_BAND_GAP_DATA, (temp & ~0xf) | 0xd);
}
- i915_debugfs_connector_add(connector);
-
return true;
fail:
- if (is_edp(intel_dp)) {
- cancel_delayed_work_sync(&intel_dp->panel_vdd_work);
- /*
- * vdd might still be enabled do to the delayed vdd off.
- * Make sure vdd is actually turned off here.
- */
- pps_lock(intel_dp);
- edp_panel_vdd_off_sync(intel_dp);
- pps_unlock(intel_dp);
- }
- drm_connector_unregister(connector);
drm_connector_cleanup(connector);
return false;
@@ -5571,7 +5646,7 @@ bool intel_dp_init(struct drm_device *dev,
i915_reg_t output_reg,
enum port port)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_digital_port *intel_dig_port;
struct intel_encoder *intel_encoder;
struct drm_encoder *encoder;
@@ -5619,7 +5694,7 @@ bool intel_dp_init(struct drm_device *dev,
intel_dig_port->dp.output_reg = output_reg;
intel_dig_port->max_lanes = 4;
- intel_encoder->type = INTEL_OUTPUT_DISPLAYPORT;
+ intel_encoder->type = INTEL_OUTPUT_DP;
if (IS_CHERRYVIEW(dev)) {
if (port == PORT_D)
intel_encoder->crtc_mask = 1 << 2;
@@ -5649,43 +5724,35 @@ err_connector_alloc:
void intel_dp_mst_suspend(struct drm_device *dev)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
int i;
/* disable MST */
for (i = 0; i < I915_MAX_PORTS; i++) {
struct intel_digital_port *intel_dig_port = dev_priv->hotplug.irq_port[i];
- if (!intel_dig_port)
+
+ if (!intel_dig_port || !intel_dig_port->dp.can_mst)
continue;
- if (intel_dig_port->base.type == INTEL_OUTPUT_DISPLAYPORT) {
- if (!intel_dig_port->dp.can_mst)
- continue;
- if (intel_dig_port->dp.is_mst)
- drm_dp_mst_topology_mgr_suspend(&intel_dig_port->dp.mst_mgr);
- }
+ if (intel_dig_port->dp.is_mst)
+ drm_dp_mst_topology_mgr_suspend(&intel_dig_port->dp.mst_mgr);
}
}
void intel_dp_mst_resume(struct drm_device *dev)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(dev);
int i;
for (i = 0; i < I915_MAX_PORTS; i++) {
struct intel_digital_port *intel_dig_port = dev_priv->hotplug.irq_port[i];
- if (!intel_dig_port)
- continue;
- if (intel_dig_port->base.type == INTEL_OUTPUT_DISPLAYPORT) {
- int ret;
+ int ret;
- if (!intel_dig_port->dp.can_mst)
- continue;
+ if (!intel_dig_port || !intel_dig_port->dp.can_mst)
+ continue;
- ret = drm_dp_mst_topology_mgr_resume(&intel_dig_port->dp.mst_mgr);
- if (ret != 0) {
- intel_dp_check_mst_status(&intel_dig_port->dp);
- }
- }
+ ret = drm_dp_mst_topology_mgr_resume(&intel_dig_port->dp.mst_mgr);
+ if (ret)
+ intel_dp_check_mst_status(&intel_dig_port->dp);
}
}
generated by cgit (git 2.34.1) at 2025-04-24 22:06:27 +0000