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Merge tag 'drm-intel-fixes-2017-11-01' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixes

Browse Source 
Fixes for Stable:

- Fix KBL Blank Screen (Jani)
- Fix FIFO Underrun on SNB (Maarten)

Other fixes:

- Fix GPU Hang on i915gm (Chris)
- Fix gem_tiled_pread_pwrite IGT case (Chris)
- Cancel modeset retry work during modeset clean-up (Manasi)

* tag 'drm-intel-fixes-2017-11-01' of git://anongit.freedesktop.org/drm/drm-intel:
  drm/i915: Check incoming alignment for unfenced buffers (on i915gm)
  drm/i915: Hold rcu_read_lock when iterating over the radixtree (vma idr)
  drm/i915: Hold rcu_read_lock when iterating over the radixtree (objects)
  drm/i915/edp: read edp display control registers unconditionally
  drm/i915: Do not rely on wm preservation for ILK watermarks
  drm/i915: Cancel the modeset retry work during modeset cleanup
This commit is contained in:
Dave Airlie 2017-11-02 11:33:57 +10:00
commit 96ffbbf936
7 changed files with 57 additions and 35 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/i915/i915_gem.c
View File

@ -2214,8 +2214,10 @@ static void __i915_gem_object_reset_page_iter(struct drm_i915_gem_object *obj)
struct radix_tree_iter iter;
void __rcu **slot;
rcu_read_lock();
radix_tree_for_each_slot(slot, &obj->mm.get_page.radix, &iter, 0)
radix_tree_delete(&obj->mm.get_page.radix, iter.index);
rcu_read_unlock();
}
void __i915_gem_object_put_pages(struct drm_i915_gem_object *obj,

2
drivers/gpu/drm/i915/i915_gem_context.c
View File

@ -104,6 +104,7 @@ static void lut_close(struct i915_gem_context *ctx)
kmem_cache_free(ctx->i915->luts, lut);
}
rcu_read_lock();
radix_tree_for_each_slot(slot, &ctx->handles_vma, &iter, 0) {
struct i915_vma *vma = rcu_dereference_raw(*slot);
struct drm_i915_gem_object *obj = vma->obj;
@ -115,6 +116,7 @@ static void lut_close(struct i915_gem_context *ctx)
__i915_gem_object_release_unless_active(obj);
}
rcu_read_unlock();
}
static void i915_gem_context_free(struct i915_gem_context *ctx)

4
drivers/gpu/drm/i915/i915_gem_execbuffer.c
View File

@ -337,6 +337,10 @@ eb_vma_misplaced(const struct drm_i915_gem_exec_object2 *entry,
(vma->node.start + vma->node.size - 1) >> 32)
return true;
if (flags & __EXEC_OBJECT_NEEDS_MAP &&
!i915_vma_is_map_and_fenceable(vma))
return true;
return false;
}

19
drivers/gpu/drm/i915/intel_display.c
View File

@ -15227,6 +15227,23 @@ void intel_connector_unregister(struct drm_connector *connector)
intel_panel_destroy_backlight(connector);
}
static void intel_hpd_poll_fini(struct drm_device *dev)
{
struct intel_connector *connector;
struct drm_connector_list_iter conn_iter;
/* First disable polling... */
drm_kms_helper_poll_fini(dev);
/* Then kill the work that may have been queued by hpd. */
drm_connector_list_iter_begin(dev, &conn_iter);
for_each_intel_connector_iter(connector, &conn_iter) {
if (connector->modeset_retry_work.func)
cancel_work_sync(&connector->modeset_retry_work);
}
drm_connector_list_iter_end(&conn_iter);
}
void intel_modeset_cleanup(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = to_i915(dev);
@ -15247,7 +15264,7 @@ void intel_modeset_cleanup(struct drm_device *dev)
* Due to the hpd irq storm handling the hotplug work can re-arm the
* poll handlers. Hence disable polling after hpd handling is shut down.
*/
drm_kms_helper_poll_fini(dev);
intel_hpd_poll_fini(dev);
/* poll work can call into fbdev, hence clean that up afterwards */
intel_fbdev_fini(dev_priv);

13
drivers/gpu/drm/i915/intel_dp.c
View File

@ -3731,9 +3731,16 @@ intel_edp_init_dpcd(struct intel_dp *intel_dp)
}
/* Read the eDP Display control capabilities registers */
if ((intel_dp->dpcd[DP_EDP_CONFIGURATION_CAP] & DP_DPCD_DISPLAY_CONTROL_CAPABLE) &&
drm_dp_dpcd_read(&intel_dp->aux, DP_EDP_DPCD_REV,
/*
* Read the eDP display control registers.
*
* Do this independent of DP_DPCD_DISPLAY_CONTROL_CAPABLE bit in
* DP_EDP_CONFIGURATION_CAP, because some buggy displays do not have it
* set, but require eDP 1.4+ detection (e.g. for supported link rates
* method). The display control registers should read zero if they're
* not supported anyway.
*/
if (drm_dp_dpcd_read(&intel_dp->aux, DP_EDP_DPCD_REV,
intel_dp->edp_dpcd, sizeof(intel_dp->edp_dpcd)) ==
sizeof(intel_dp->edp_dpcd))
DRM_DEBUG_KMS("EDP DPCD : %*ph\n", (int) sizeof(intel_dp->edp_dpcd),

1
drivers/gpu/drm/i915/intel_drv.h
View File

@ -496,7 +496,6 @@ struct intel_crtc_scaler_state {
struct intel_pipe_wm {
struct intel_wm_level wm[5];
struct intel_wm_level raw_wm[5];
uint32_t linetime;
bool fbc_wm_enabled;
bool pipe_enabled;

51
drivers/gpu/drm/i915/intel_pm.c
View File

@ -2716,9 +2716,9 @@ static void ilk_compute_wm_level(const struct drm_i915_private *dev_priv,
const struct intel_crtc *intel_crtc,
int level,
struct intel_crtc_state *cstate,
struct intel_plane_state *pristate,
struct intel_plane_state *sprstate,
struct intel_plane_state *curstate,
const struct intel_plane_state *pristate,
const struct intel_plane_state *sprstate,
const struct intel_plane_state *curstate,
struct intel_wm_level *result)
{
uint16_t pri_latency = dev_priv->wm.pri_latency[level];
@ -3038,28 +3038,24 @@ static int ilk_compute_pipe_wm(struct intel_crtc_state *cstate)
struct intel_pipe_wm *pipe_wm;
struct drm_device *dev = state->dev;
const struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_plane *intel_plane;
struct intel_plane_state *pristate = NULL;
struct intel_plane_state *sprstate = NULL;
struct intel_plane_state *curstate = NULL;
struct drm_plane *plane;
const struct drm_plane_state *plane_state;
const struct intel_plane_state *pristate = NULL;
const struct intel_plane_state *sprstate = NULL;
const struct intel_plane_state *curstate = NULL;
int level, max_level = ilk_wm_max_level(dev_priv), usable_level;
struct ilk_wm_maximums max;
pipe_wm = &cstate->wm.ilk.optimal;
for_each_intel_plane_on_crtc(dev, intel_crtc, intel_plane) {
struct intel_plane_state *ps;
drm_atomic_crtc_state_for_each_plane_state(plane, plane_state, &cstate->base) {
const struct intel_plane_state *ps = to_intel_plane_state(plane_state);
ps = intel_atomic_get_existing_plane_state(state,
intel_plane);
if (!ps)
continue;
if (intel_plane->base.type == DRM_PLANE_TYPE_PRIMARY)
if (plane->type == DRM_PLANE_TYPE_PRIMARY)
pristate = ps;
else if (intel_plane->base.type == DRM_PLANE_TYPE_OVERLAY)
else if (plane->type == DRM_PLANE_TYPE_OVERLAY)
sprstate = ps;
else if (intel_plane->base.type == DRM_PLANE_TYPE_CURSOR)
else if (plane->type == DRM_PLANE_TYPE_CURSOR)
curstate = ps;
}
@ -3081,11 +3077,9 @@ static int ilk_compute_pipe_wm(struct intel_crtc_state *cstate)
if (pipe_wm->sprites_scaled)
usable_level = 0;
ilk_compute_wm_level(dev_priv, intel_crtc, 0, cstate,
pristate, sprstate, curstate, &pipe_wm->raw_wm[0]);
memset(&pipe_wm->wm, 0, sizeof(pipe_wm->wm));
pipe_wm->wm[0] = pipe_wm->raw_wm[0];
ilk_compute_wm_level(dev_priv, intel_crtc, 0, cstate,
pristate, sprstate, curstate, &pipe_wm->wm[0]);
if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv))
pipe_wm->linetime = hsw_compute_linetime_wm(cstate);
@ -3095,8 +3089,8 @@ static int ilk_compute_pipe_wm(struct intel_crtc_state *cstate)
ilk_compute_wm_reg_maximums(dev_priv, 1, &max);
for (level = 1; level <= max_level; level++) {
struct intel_wm_level *wm = &pipe_wm->raw_wm[level];
for (level = 1; level <= usable_level; level++) {
struct intel_wm_level *wm = &pipe_wm->wm[level];
ilk_compute_wm_level(dev_priv, intel_crtc, level, cstate,
pristate, sprstate, curstate, wm);
@ -3106,13 +3100,10 @@ static int ilk_compute_pipe_wm(struct intel_crtc_state *cstate)
* register maximums since such watermarks are
* always invalid.
*/
if (level > usable_level)
continue;
if (ilk_validate_wm_level(level, &max, wm))
pipe_wm->wm[level] = *wm;
else
usable_level = level;
if (!ilk_validate_wm_level(level, &max, wm)) {
memset(wm, 0, sizeof(*wm));
break;
}
}
return 0;