struct drm_device *dev = crtc->dev;
intel_clock_t clock;
- /* return directly when it is eDP */
- if (HAS_eDP)
- return true;
-
if (target < 200000) {
clock.n = 1;
clock.p1 = 2;
POSTING_READ(reg);
udelay(150);
+ /* Ironlake workaround, enable clock pointer after FDI enable*/
+ I915_WRITE(FDI_RX_CHICKEN(pipe), FDI_RX_PHASE_SYNC_POINTER_ENABLE);
+
reg = FDI_RX_IIR(pipe);
for (tries = 0; tries < 5; tries++) {
temp = I915_READ(reg);
DRM_ERROR("FDI train 2 fail!\n");
DRM_DEBUG_KMS("FDI train done\n");
+
+ /* enable normal train */
+ reg = FDI_TX_CTL(pipe);
+ temp = I915_READ(reg);
+ temp &= ~FDI_LINK_TRAIN_NONE;
+ temp |= FDI_LINK_TRAIN_NONE | FDI_TX_ENHANCE_FRAME_ENABLE;
+ I915_WRITE(reg, temp);
+
+ reg = FDI_RX_CTL(pipe);
+ temp = I915_READ(reg);
+ if (HAS_PCH_CPT(dev)) {
+ temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT;
+ temp |= FDI_LINK_TRAIN_NORMAL_CPT;
+ } else {
+ temp &= ~FDI_LINK_TRAIN_NONE;
+ temp |= FDI_LINK_TRAIN_NONE;
+ }
+ I915_WRITE(reg, temp | FDI_RX_ENHANCE_FRAME_ENABLE);
+
+ /* wait one idle pattern time */
+ POSTING_READ(reg);
+ udelay(1000);
}
static const int const snb_b_fdi_train_param [] = {
/* Enable panel fitting for LVDS */
if (dev_priv->pch_pf_size &&
- (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)
- || HAS_eDP || intel_pch_has_edp(crtc))) {
+ (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) || HAS_eDP)) {
/* Force use of hard-coded filter coefficients
* as some pre-programmed values are broken,
* e.g. x201.
if ((temp & PIPECONF_ENABLE) == 0) {
I915_WRITE(reg, temp | PIPECONF_ENABLE);
POSTING_READ(reg);
- udelay(100);
+ intel_wait_for_vblank(dev, intel_crtc->pipe);
}
/* configure and enable CPU plane */
I915_WRITE(TRANS_VBLANK(pipe), I915_READ(VBLANK(pipe)));
I915_WRITE(TRANS_VSYNC(pipe), I915_READ(VSYNC(pipe)));
- /* enable normal train */
- reg = FDI_TX_CTL(pipe);
- temp = I915_READ(reg);
- temp &= ~FDI_LINK_TRAIN_NONE;
- temp |= FDI_LINK_TRAIN_NONE | FDI_TX_ENHANCE_FRAME_ENABLE;
- I915_WRITE(reg, temp);
-
- reg = FDI_RX_CTL(pipe);
- temp = I915_READ(reg);
- if (HAS_PCH_CPT(dev)) {
- temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT;
- temp |= FDI_LINK_TRAIN_NORMAL_CPT;
- } else {
- temp &= ~FDI_LINK_TRAIN_NONE;
- temp |= FDI_LINK_TRAIN_NONE;
- }
- I915_WRITE(reg, temp | FDI_RX_ENHANCE_FRAME_ENABLE);
-
- /* wait one idle pattern time */
- POSTING_READ(reg);
- udelay(100);
-
/* For PCH DP, enable TRANS_DP_CTL */
if (HAS_PCH_CPT(dev) &&
intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT)) {
temp |= I915_READ(PIPECONF(pipe)) & PIPE_BPC_MASK;
I915_WRITE(reg, temp | TRANS_ENABLE);
if (wait_for(I915_READ(reg) & TRANS_STATE_ENABLE, 100))
- DRM_ERROR("failed to enable transcoder\n");
+ DRM_ERROR("failed to enable transcoder %d\n", pipe);
intel_crtc_load_lut(crtc);
intel_update_fbc(dev);
temp = I915_READ(reg);
if (temp & PIPECONF_ENABLE) {
I915_WRITE(reg, temp & ~PIPECONF_ENABLE);
+ POSTING_READ(reg);
/* wait for cpu pipe off, pipe state */
- if (wait_for((I915_READ(reg) & I965_PIPECONF_ACTIVE) == 0, 50))
- DRM_ERROR("failed to turn off cpu pipe\n");
+ intel_wait_for_pipe_off(dev, intel_crtc->pipe);
}
/* Disable PF */
POSTING_READ(reg);
udelay(100);
+ /* Ironlake workaround, disable clock pointer after downing FDI */
+ I915_WRITE(FDI_RX_CHICKEN(pipe),
+ I915_READ(FDI_RX_CHICKEN(pipe) &
+ ~FDI_RX_PHASE_SYNC_POINTER_ENABLE));
+
/* still set train pattern 1 */
reg = FDI_TX_CTL(pipe);
temp = I915_READ(reg);
refclk / 1000);
} else if (!IS_GEN2(dev)) {
refclk = 96000;
- if (HAS_PCH_SPLIT(dev))
+ if (HAS_PCH_SPLIT(dev) &&
+ (!has_edp_encoder || intel_encoder_is_pch_edp(&has_edp_encoder->base)))
refclk = 120000; /* 120Mhz refclk */
} else {
refclk = 48000;
/* FDI link */
if (HAS_PCH_SPLIT(dev)) {
int lane = 0, link_bw, bpp;
- /* eDP doesn't require FDI link, so just set DP M/N
+ /* CPU eDP doesn't require FDI link, so just set DP M/N
according to current link config */
- if (has_edp_encoder) {
+ if (has_edp_encoder && !intel_encoder_is_pch_edp(&encoder->base)) {
target_clock = mode->clock;
intel_edp_link_config(has_edp_encoder,
&lane, &link_bw);
} else {
- /* DP over FDI requires target mode clock
+ /* [e]DP over FDI requires target mode clock
instead of link clock */
- if (is_dp)
+ if (is_dp || intel_encoder_is_pch_edp(&has_edp_encoder->base))
target_clock = mode->clock;
else
target_clock = adjusted_mode->clock;
temp |= PIPE_8BPC;
else
temp |= PIPE_6BPC;
- } else if (has_edp_encoder || (is_dp && intel_pch_has_edp(crtc))) {
+ } else if (has_edp_encoder) {
switch (dev_priv->edp.bpp/3) {
case 8:
temp |= PIPE_8BPC;
POSTING_READ(PCH_DREF_CONTROL);
udelay(200);
+ }
+ temp &= ~DREF_CPU_SOURCE_OUTPUT_MASK;
- temp &= ~DREF_CPU_SOURCE_OUTPUT_MASK;
- temp |= DREF_CPU_SOURCE_OUTPUT_DOWNSPREAD;
+ /* Enable CPU source on CPU attached eDP */
+ if (!intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
+ if (dev_priv->lvds_use_ssc)
+ temp |= DREF_CPU_SOURCE_OUTPUT_DOWNSPREAD;
+ else
+ temp |= DREF_CPU_SOURCE_OUTPUT_NONSPREAD;
} else {
- temp |= DREF_CPU_SOURCE_OUTPUT_NONSPREAD;
+ /* Enable SSC on PCH eDP if needed */
+ if (dev_priv->lvds_use_ssc) {
+ DRM_ERROR("enabling SSC on PCH\n");
+ temp |= DREF_SUPERSPREAD_SOURCE_ENABLE;
+ }
}
I915_WRITE(PCH_DREF_CONTROL, temp);
+ POSTING_READ(PCH_DREF_CONTROL);
+ udelay(200);
}
}
}
dpll |= DPLL_DVO_HIGH_SPEED;
}
- if (is_dp)
+ if (is_dp || intel_encoder_is_pch_edp(&has_edp_encoder->base))
dpll |= DPLL_DVO_HIGH_SPEED;
/* compute bitmask from p1 value */
dpll_reg = DPLL(pipe);
}
- if (!has_edp_encoder) {
+ /* PCH eDP needs FDI, but CPU eDP does not */
+ if (!has_edp_encoder || intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
I915_WRITE(fp_reg, fp);
I915_WRITE(dpll_reg, dpll & ~DPLL_VCO_ENABLE);
}
}
- if (is_dp)
+ if (is_dp || intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
intel_dp_set_m_n(crtc, mode, adjusted_mode);
- else if (HAS_PCH_SPLIT(dev)) {
+ } else if (HAS_PCH_SPLIT(dev)) {
/* For non-DP output, clear any trans DP clock recovery setting.*/
if (pipe == 0) {
I915_WRITE(TRANSA_DATA_M1, 0);
}
}
- if (!has_edp_encoder) {
+ if (!has_edp_encoder || intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
I915_WRITE(fp_reg, fp);
I915_WRITE(dpll_reg, dpll);
I915_WRITE(PIPE_LINK_M1(pipe), m_n.link_m);
I915_WRITE(PIPE_LINK_N1(pipe), m_n.link_n);
- if (has_edp_encoder) {
+ if (has_edp_encoder && !intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
ironlake_set_pll_edp(crtc, adjusted_mode->clock);
- } else {
- /* enable FDI RX PLL too */
- reg = FDI_RX_CTL(pipe);
- temp = I915_READ(reg);
- I915_WRITE(reg, temp | FDI_RX_PLL_ENABLE);
-
- POSTING_READ(reg);
- udelay(200);
-
- /* enable FDI TX PLL too */
- reg = FDI_TX_CTL(pipe);
- temp = I915_READ(reg);
- I915_WRITE(reg, temp | FDI_TX_PLL_ENABLE);
-
- /* enable FDI RX PCDCLK */
- reg = FDI_RX_CTL(pipe);
- temp = I915_READ(reg);
- I915_WRITE(reg, temp | FDI_PCDCLK);
-
- POSTING_READ(reg);
- udelay(200);
}
}
obj_priv = to_intel_bo(work->pending_flip_obj);
/* Initial scanout buffer will have a 0 pending flip count */
- if ((atomic_read(&obj_priv->pending_flip) == 0) ||
- atomic_dec_and_test(&obj_priv->pending_flip))
+ atomic_clear_mask(1 << intel_crtc->plane,
+ &obj_priv->pending_flip.counter);
+ if (atomic_read(&obj_priv->pending_flip) == 0)
wake_up(&dev_priv->pending_flip_queue);
schedule_work(&work->work);
goto cleanup_objs;
obj_priv = to_intel_bo(obj);
- atomic_inc(&obj_priv->pending_flip);
+ atomic_add(1 << intel_crtc->plane, &obj_priv->pending_flip);
work->pending_flip_obj = obj;
if (IS_GEN3(dev) || IS_GEN2(dev)) {
I915_WRITE(PCH_DSPCLK_GATE_D, dspclk_gate);
+ /*
+ * On Ibex Peak and Cougar Point, we need to disable clock
+ * gating for the panel power sequencer or it will fail to
+ * start up when no ports are active.
+ */
+ I915_WRITE(SOUTH_DSPCLK_GATE_D, PCH_DPLSUNIT_CLOCK_GATE_DISABLE);
+
/*
* According to the spec the following bits should be set in
* order to enable memory self-refresh
drm_kms_helper_poll_fini(dev);
mutex_lock(&dev->struct_mutex);
+ intel_unregister_dsm_handler();
+
+
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
/* Skip inactive CRTCs */
if (!crtc->fb)
git://bbs.cooldavid.org / net-next-2.6.git / blobdiff