forked from luck/tmp_suning_uos_patched
Merge remote branch 'intel/drm-intel-fixes' of /ssd/git/drm-next into drm-fixes
* 'intel/drm-intel-fixes' of /ssd/git/drm-next:
Revert "drm/i915/dp: use VBT provided eDP params if available"
drm/i915: Clear pfit registers when not used by any outputs
drm/i915: fix regression due to ba3d8d749b
This commit is contained in:
commit
150f8815bb
@ -38,8 +38,7 @@
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static uint32_t i915_gem_get_gtt_alignment(struct drm_gem_object *obj);
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static int i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj,
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bool pipelined);
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static int i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj);
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static void i915_gem_object_flush_gtt_write_domain(struct drm_gem_object *obj);
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static void i915_gem_object_flush_cpu_write_domain(struct drm_gem_object *obj);
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static int i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj,
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@ -2594,7 +2593,7 @@ i915_gem_object_put_fence_reg(struct drm_gem_object *obj,
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if (reg->gpu) {
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int ret;
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ret = i915_gem_object_flush_gpu_write_domain(obj, true);
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ret = i915_gem_object_flush_gpu_write_domain(obj);
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if (ret)
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return ret;
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@ -2742,8 +2741,7 @@ i915_gem_clflush_object(struct drm_gem_object *obj)
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/** Flushes any GPU write domain for the object if it's dirty. */
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static int
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i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj,
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bool pipelined)
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i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj)
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{
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struct drm_device *dev = obj->dev;
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uint32_t old_write_domain;
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@ -2762,10 +2760,7 @@ i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj,
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obj->read_domains,
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old_write_domain);
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if (pipelined)
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return 0;
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return i915_gem_object_wait_rendering(obj, true);
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return 0;
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}
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/** Flushes the GTT write domain for the object if it's dirty. */
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@ -2826,18 +2821,15 @@ i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write)
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if (obj_priv->gtt_space == NULL)
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return -EINVAL;
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ret = i915_gem_object_flush_gpu_write_domain(obj, false);
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ret = i915_gem_object_flush_gpu_write_domain(obj);
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if (ret != 0)
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return ret;
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ret = i915_gem_object_wait_rendering(obj, true);
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if (ret)
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return ret;
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i915_gem_object_flush_cpu_write_domain(obj);
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if (write) {
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ret = i915_gem_object_wait_rendering(obj, true);
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if (ret)
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return ret;
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}
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old_write_domain = obj->write_domain;
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old_read_domains = obj->read_domains;
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@ -2875,7 +2867,7 @@ i915_gem_object_set_to_display_plane(struct drm_gem_object *obj,
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if (obj_priv->gtt_space == NULL)
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return -EINVAL;
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ret = i915_gem_object_flush_gpu_write_domain(obj, true);
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ret = i915_gem_object_flush_gpu_write_domain(obj);
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if (ret)
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return ret;
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@ -2924,9 +2916,12 @@ i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj, int write)
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uint32_t old_write_domain, old_read_domains;
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int ret;
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ret = i915_gem_object_flush_gpu_write_domain(obj, false);
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ret = i915_gem_object_flush_gpu_write_domain(obj);
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if (ret != 0)
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return ret;
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ret = i915_gem_object_wait_rendering(obj, true);
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if (ret)
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return ret;
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i915_gem_object_flush_gtt_write_domain(obj);
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@ -2935,12 +2930,6 @@ i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj, int write)
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*/
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i915_gem_object_set_to_full_cpu_read_domain(obj);
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if (write) {
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ret = i915_gem_object_wait_rendering(obj, true);
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if (ret)
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return ret;
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}
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old_write_domain = obj->write_domain;
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old_read_domains = obj->read_domains;
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@ -3205,9 +3194,13 @@ i915_gem_object_set_cpu_read_domain_range(struct drm_gem_object *obj,
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if (offset == 0 && size == obj->size)
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return i915_gem_object_set_to_cpu_domain(obj, 0);
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ret = i915_gem_object_flush_gpu_write_domain(obj, false);
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ret = i915_gem_object_flush_gpu_write_domain(obj);
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if (ret != 0)
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return ret;
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ret = i915_gem_object_wait_rendering(obj, true);
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if (ret)
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return ret;
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i915_gem_object_flush_gtt_write_domain(obj);
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/* If we're already fully in the CPU read domain, we're done. */
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@ -5336,9 +5336,14 @@ static void intel_setup_outputs(struct drm_device *dev)
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struct drm_i915_private *dev_priv = dev->dev_private;
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struct intel_encoder *encoder;
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bool dpd_is_edp = false;
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bool has_lvds = false;
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if (IS_MOBILE(dev) && !IS_I830(dev))
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intel_lvds_init(dev);
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has_lvds = intel_lvds_init(dev);
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if (!has_lvds && !HAS_PCH_SPLIT(dev)) {
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/* disable the panel fitter on everything but LVDS */
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I915_WRITE(PFIT_CONTROL, 0);
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}
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if (HAS_PCH_SPLIT(dev)) {
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dpd_is_edp = intel_dpd_is_edp(dev);
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@ -584,17 +584,6 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode,
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mode->clock = dev_priv->panel_fixed_mode->clock;
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}
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/* Just use VBT values for eDP */
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if (is_edp(intel_dp)) {
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intel_dp->lane_count = dev_priv->edp.lanes;
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intel_dp->link_bw = dev_priv->edp.rate;
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adjusted_mode->clock = intel_dp_link_clock(intel_dp->link_bw);
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DRM_DEBUG_KMS("eDP link bw %02x lane count %d clock %d\n",
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intel_dp->link_bw, intel_dp->lane_count,
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adjusted_mode->clock);
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return true;
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}
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for (lane_count = 1; lane_count <= max_lane_count; lane_count <<= 1) {
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for (clock = 0; clock <= max_clock; clock++) {
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int link_avail = intel_dp_max_data_rate(intel_dp_link_clock(bws[clock]), lane_count);
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@ -613,6 +602,19 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode,
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}
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}
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if (is_edp(intel_dp)) {
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/* okay we failed just pick the highest */
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intel_dp->lane_count = max_lane_count;
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intel_dp->link_bw = bws[max_clock];
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adjusted_mode->clock = intel_dp_link_clock(intel_dp->link_bw);
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DRM_DEBUG_KMS("Force picking display port link bw %02x lane "
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"count %d clock %d\n",
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intel_dp->link_bw, intel_dp->lane_count,
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adjusted_mode->clock);
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return true;
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}
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return false;
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}
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@ -1087,21 +1089,11 @@ intel_get_adjust_train(struct intel_dp *intel_dp)
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}
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static uint32_t
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intel_dp_signal_levels(struct intel_dp *intel_dp)
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intel_dp_signal_levels(uint8_t train_set, int lane_count)
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{
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struct drm_device *dev = intel_dp->base.base.dev;
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struct drm_i915_private *dev_priv = dev->dev_private;
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uint32_t signal_levels = 0;
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u8 train_set = intel_dp->train_set[0];
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u32 vswing = train_set & DP_TRAIN_VOLTAGE_SWING_MASK;
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u32 preemphasis = train_set & DP_TRAIN_PRE_EMPHASIS_MASK;
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uint32_t signal_levels = 0;
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if (is_edp(intel_dp)) {
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vswing = dev_priv->edp.vswing;
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preemphasis = dev_priv->edp.preemphasis;
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}
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switch (vswing) {
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switch (train_set & DP_TRAIN_VOLTAGE_SWING_MASK) {
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case DP_TRAIN_VOLTAGE_SWING_400:
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default:
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signal_levels |= DP_VOLTAGE_0_4;
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@ -1116,7 +1108,7 @@ intel_dp_signal_levels(struct intel_dp *intel_dp)
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signal_levels |= DP_VOLTAGE_1_2;
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break;
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}
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switch (preemphasis) {
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switch (train_set & DP_TRAIN_PRE_EMPHASIS_MASK) {
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case DP_TRAIN_PRE_EMPHASIS_0:
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default:
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signal_levels |= DP_PRE_EMPHASIS_0;
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@ -1202,18 +1194,6 @@ intel_channel_eq_ok(struct intel_dp *intel_dp)
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return true;
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}
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static bool
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intel_dp_aux_handshake_required(struct intel_dp *intel_dp)
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{
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struct drm_device *dev = intel_dp->base.base.dev;
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struct drm_i915_private *dev_priv = dev->dev_private;
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if (is_edp(intel_dp) && dev_priv->no_aux_handshake)
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return false;
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return true;
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}
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static bool
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intel_dp_set_link_train(struct intel_dp *intel_dp,
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uint32_t dp_reg_value,
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@ -1226,9 +1206,6 @@ intel_dp_set_link_train(struct intel_dp *intel_dp,
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I915_WRITE(intel_dp->output_reg, dp_reg_value);
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POSTING_READ(intel_dp->output_reg);
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if (!intel_dp_aux_handshake_required(intel_dp))
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return true;
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intel_dp_aux_native_write_1(intel_dp,
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DP_TRAINING_PATTERN_SET,
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dp_train_pat);
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@ -1261,11 +1238,10 @@ intel_dp_start_link_train(struct intel_dp *intel_dp)
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POSTING_READ(intel_dp->output_reg);
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intel_wait_for_vblank(dev, intel_crtc->pipe);
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if (intel_dp_aux_handshake_required(intel_dp))
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/* Write the link configuration data */
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intel_dp_aux_native_write(intel_dp, DP_LINK_BW_SET,
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intel_dp->link_configuration,
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DP_LINK_CONFIGURATION_SIZE);
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/* Write the link configuration data */
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intel_dp_aux_native_write(intel_dp, DP_LINK_BW_SET,
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intel_dp->link_configuration,
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DP_LINK_CONFIGURATION_SIZE);
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DP |= DP_PORT_EN;
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if (HAS_PCH_CPT(dev) && !is_edp(intel_dp))
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@ -1283,7 +1259,7 @@ intel_dp_start_link_train(struct intel_dp *intel_dp)
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signal_levels = intel_gen6_edp_signal_levels(intel_dp->train_set[0]);
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DP = (DP & ~EDP_LINK_TRAIN_VOL_EMP_MASK_SNB) | signal_levels;
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} else {
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signal_levels = intel_dp_signal_levels(intel_dp);
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signal_levels = intel_dp_signal_levels(intel_dp->train_set[0], intel_dp->lane_count);
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DP = (DP & ~(DP_VOLTAGE_MASK|DP_PRE_EMPHASIS_MASK)) | signal_levels;
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}
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@ -1297,37 +1273,33 @@ intel_dp_start_link_train(struct intel_dp *intel_dp)
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break;
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/* Set training pattern 1 */
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udelay(500);
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if (intel_dp_aux_handshake_required(intel_dp)) {
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udelay(100);
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if (!intel_dp_get_link_status(intel_dp))
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break;
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} else {
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if (!intel_dp_get_link_status(intel_dp))
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break;
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if (intel_clock_recovery_ok(intel_dp->link_status, intel_dp->lane_count)) {
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clock_recovery = true;
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break;
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}
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/* Check to see if we've tried the max voltage */
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for (i = 0; i < intel_dp->lane_count; i++)
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if ((intel_dp->train_set[i] & DP_TRAIN_MAX_SWING_REACHED) == 0)
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break;
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if (i == intel_dp->lane_count)
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break;
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/* Check to see if we've tried the same voltage 5 times */
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if ((intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK) == voltage) {
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++tries;
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if (tries == 5)
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break;
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} else
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tries = 0;
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voltage = intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK;
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/* Compute new intel_dp->train_set as requested by target */
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intel_get_adjust_train(intel_dp);
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if (intel_clock_recovery_ok(intel_dp->link_status, intel_dp->lane_count)) {
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clock_recovery = true;
|
||||
break;
|
||||
}
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||||
|
||||
/* Check to see if we've tried the max voltage */
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for (i = 0; i < intel_dp->lane_count; i++)
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if ((intel_dp->train_set[i] & DP_TRAIN_MAX_SWING_REACHED) == 0)
|
||||
break;
|
||||
if (i == intel_dp->lane_count)
|
||||
break;
|
||||
|
||||
/* Check to see if we've tried the same voltage 5 times */
|
||||
if ((intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK) == voltage) {
|
||||
++tries;
|
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if (tries == 5)
|
||||
break;
|
||||
} else
|
||||
tries = 0;
|
||||
voltage = intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK;
|
||||
|
||||
/* Compute new intel_dp->train_set as requested by target */
|
||||
intel_get_adjust_train(intel_dp);
|
||||
}
|
||||
|
||||
intel_dp->DP = DP;
|
||||
@ -1354,7 +1326,7 @@ intel_dp_complete_link_train(struct intel_dp *intel_dp)
|
||||
signal_levels = intel_gen6_edp_signal_levels(intel_dp->train_set[0]);
|
||||
DP = (DP & ~EDP_LINK_TRAIN_VOL_EMP_MASK_SNB) | signal_levels;
|
||||
} else {
|
||||
signal_levels = intel_dp_signal_levels(intel_dp);
|
||||
signal_levels = intel_dp_signal_levels(intel_dp->train_set[0], intel_dp->lane_count);
|
||||
DP = (DP & ~(DP_VOLTAGE_MASK|DP_PRE_EMPHASIS_MASK)) | signal_levels;
|
||||
}
|
||||
|
||||
@ -1368,28 +1340,24 @@ intel_dp_complete_link_train(struct intel_dp *intel_dp)
|
||||
DP_TRAINING_PATTERN_2))
|
||||
break;
|
||||
|
||||
udelay(500);
|
||||
|
||||
if (!intel_dp_aux_handshake_required(intel_dp)) {
|
||||
udelay(400);
|
||||
if (!intel_dp_get_link_status(intel_dp))
|
||||
break;
|
||||
} else {
|
||||
if (!intel_dp_get_link_status(intel_dp))
|
||||
break;
|
||||
|
||||
if (intel_channel_eq_ok(intel_dp)) {
|
||||
channel_eq = true;
|
||||
break;
|
||||
}
|
||||
|
||||
/* Try 5 times */
|
||||
if (tries > 5)
|
||||
break;
|
||||
|
||||
/* Compute new intel_dp->train_set as requested by target */
|
||||
intel_get_adjust_train(intel_dp);
|
||||
++tries;
|
||||
if (intel_channel_eq_ok(intel_dp)) {
|
||||
channel_eq = true;
|
||||
break;
|
||||
}
|
||||
|
||||
/* Try 5 times */
|
||||
if (tries > 5)
|
||||
break;
|
||||
|
||||
/* Compute new intel_dp->train_set as requested by target */
|
||||
intel_get_adjust_train(intel_dp);
|
||||
++tries;
|
||||
}
|
||||
|
||||
if (HAS_PCH_CPT(dev) && !is_edp(intel_dp))
|
||||
reg = DP | DP_LINK_TRAIN_OFF_CPT;
|
||||
else
|
||||
|
@ -237,7 +237,7 @@ extern bool intel_sdvo_init(struct drm_device *dev, int output_device);
|
||||
extern void intel_dvo_init(struct drm_device *dev);
|
||||
extern void intel_tv_init(struct drm_device *dev);
|
||||
extern void intel_mark_busy(struct drm_device *dev, struct drm_gem_object *obj);
|
||||
extern void intel_lvds_init(struct drm_device *dev);
|
||||
extern bool intel_lvds_init(struct drm_device *dev);
|
||||
extern void intel_dp_init(struct drm_device *dev, int dp_reg);
|
||||
void
|
||||
intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
|
||||
|
@ -837,7 +837,7 @@ static bool intel_lvds_ddc_probe(struct drm_device *dev, u8 pin)
|
||||
* Create the connector, register the LVDS DDC bus, and try to figure out what
|
||||
* modes we can display on the LVDS panel (if present).
|
||||
*/
|
||||
void intel_lvds_init(struct drm_device *dev)
|
||||
bool intel_lvds_init(struct drm_device *dev)
|
||||
{
|
||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||
struct intel_lvds *intel_lvds;
|
||||
@ -853,37 +853,37 @@ void intel_lvds_init(struct drm_device *dev)
|
||||
|
||||
/* Skip init on machines we know falsely report LVDS */
|
||||
if (dmi_check_system(intel_no_lvds))
|
||||
return;
|
||||
return false;
|
||||
|
||||
pin = GMBUS_PORT_PANEL;
|
||||
if (!lvds_is_present_in_vbt(dev, &pin)) {
|
||||
DRM_DEBUG_KMS("LVDS is not present in VBT\n");
|
||||
return;
|
||||
return false;
|
||||
}
|
||||
|
||||
if (HAS_PCH_SPLIT(dev)) {
|
||||
if ((I915_READ(PCH_LVDS) & LVDS_DETECTED) == 0)
|
||||
return;
|
||||
return false;
|
||||
if (dev_priv->edp.support) {
|
||||
DRM_DEBUG_KMS("disable LVDS for eDP support\n");
|
||||
return;
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
if (!intel_lvds_ddc_probe(dev, pin)) {
|
||||
DRM_DEBUG_KMS("LVDS did not respond to DDC probe\n");
|
||||
return;
|
||||
return false;
|
||||
}
|
||||
|
||||
intel_lvds = kzalloc(sizeof(struct intel_lvds), GFP_KERNEL);
|
||||
if (!intel_lvds) {
|
||||
return;
|
||||
return false;
|
||||
}
|
||||
|
||||
intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL);
|
||||
if (!intel_connector) {
|
||||
kfree(intel_lvds);
|
||||
return;
|
||||
return false;
|
||||
}
|
||||
|
||||
if (!HAS_PCH_SPLIT(dev)) {
|
||||
@ -1026,7 +1026,7 @@ void intel_lvds_init(struct drm_device *dev)
|
||||
/* keep the LVDS connector */
|
||||
dev_priv->int_lvds_connector = connector;
|
||||
drm_sysfs_connector_add(connector);
|
||||
return;
|
||||
return true;
|
||||
|
||||
failed:
|
||||
DRM_DEBUG_KMS("No LVDS modes found, disabling.\n");
|
||||
@ -1034,4 +1034,5 @@ void intel_lvds_init(struct drm_device *dev)
|
||||
drm_encoder_cleanup(encoder);
|
||||
kfree(intel_lvds);
|
||||
kfree(intel_connector);
|
||||
return false;
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user