diff options
Diffstat (limited to 'drivers/gpu/drm/i915')
-rw-r--r-- | drivers/gpu/drm/i915/intel_crt.c | 5 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 56 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 14 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_drv.h | 6 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_opregion.c | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_overlay.c | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_panel.c | 8 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_sprite.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_tv.c | 5 |
9 files changed, 63 insertions, 41 deletions
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index 1fc91df58296..5a045d3bd77e 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -630,6 +630,7 @@ intel_crt_detect(struct drm_connector *connector, bool force) enum intel_display_power_domain power_domain; enum drm_connector_status status; struct intel_load_detect_pipe tmp; + struct drm_modeset_acquire_ctx ctx; intel_runtime_pm_get(dev_priv); @@ -673,12 +674,12 @@ intel_crt_detect(struct drm_connector *connector, bool force) } /* for pre-945g platforms use load detect */ - if (intel_get_load_detect_pipe(connector, NULL, &tmp)) { + if (intel_get_load_detect_pipe(connector, NULL, &tmp, &ctx)) { if (intel_crt_detect_ddc(connector)) status = connector_status_connected; else status = intel_crt_load_detect(crt); - intel_release_load_detect_pipe(connector, &tmp); + intel_release_load_detect_pipe(connector, &tmp, &ctx); } else status = connector_status_unknown; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index c2976ade823f..1ce4ad4626e4 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2576,7 +2576,7 @@ void intel_display_handle_reset(struct drm_device *dev) for_each_crtc(dev, crtc) { struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - mutex_lock(&crtc->mutex); + drm_modeset_lock(&crtc->mutex, NULL); /* * FIXME: Once we have proper support for primary planes (and * disabling them without disabling the entire crtc) allow again @@ -2587,7 +2587,7 @@ void intel_display_handle_reset(struct drm_device *dev) crtc->primary->fb, crtc->x, crtc->y); - mutex_unlock(&crtc->mutex); + drm_modeset_unlock(&crtc->mutex); } } @@ -8307,7 +8307,8 @@ mode_fits_in_fbdev(struct drm_device *dev, bool intel_get_load_detect_pipe(struct drm_connector *connector, struct drm_display_mode *mode, - struct intel_load_detect_pipe *old) + struct intel_load_detect_pipe *old, + struct drm_modeset_acquire_ctx *ctx) { struct intel_crtc *intel_crtc; struct intel_encoder *intel_encoder = @@ -8317,13 +8318,19 @@ bool intel_get_load_detect_pipe(struct drm_connector *connector, struct drm_crtc *crtc = NULL; struct drm_device *dev = encoder->dev; struct drm_framebuffer *fb; - int i = -1; + struct drm_mode_config *config = &dev->mode_config; + int ret, i = -1; DRM_DEBUG_KMS("[CONNECTOR:%d:%s], [ENCODER:%d:%s]\n", connector->base.id, connector->name, encoder->base.id, encoder->name); - mutex_lock(&dev->mode_config.connection_mutex); + drm_modeset_acquire_init(ctx, 0); + +retry: + ret = drm_modeset_lock(&config->connection_mutex, ctx); + if (ret) + goto fail_unlock; /* * Algorithm gets a little messy: @@ -8339,7 +8346,9 @@ bool intel_get_load_detect_pipe(struct drm_connector *connector, if (encoder->crtc) { crtc = encoder->crtc; - mutex_lock(&crtc->mutex); + ret = drm_modeset_lock(&crtc->mutex, ctx); + if (ret) + goto fail_unlock; old->dpms_mode = connector->dpms; old->load_detect_temp = false; @@ -8367,10 +8376,12 @@ bool intel_get_load_detect_pipe(struct drm_connector *connector, */ if (!crtc) { DRM_DEBUG_KMS("no pipe available for load-detect\n"); - goto fail_unlock_connector; + goto fail_unlock; } - mutex_lock(&crtc->mutex); + ret = drm_modeset_lock(&crtc->mutex, ctx); + if (ret) + goto fail_unlock; intel_encoder->new_crtc = to_intel_crtc(crtc); to_intel_connector(connector)->new_encoder = intel_encoder; @@ -8420,15 +8431,21 @@ bool intel_get_load_detect_pipe(struct drm_connector *connector, intel_crtc->new_config = &intel_crtc->config; else intel_crtc->new_config = NULL; - mutex_unlock(&crtc->mutex); -fail_unlock_connector: - mutex_unlock(&dev->mode_config.connection_mutex); +fail_unlock: + if (ret == -EDEADLK) { + drm_modeset_backoff(ctx); + goto retry; + } + + drm_modeset_drop_locks(ctx); + drm_modeset_acquire_fini(ctx); return false; } void intel_release_load_detect_pipe(struct drm_connector *connector, - struct intel_load_detect_pipe *old) + struct intel_load_detect_pipe *old, + struct drm_modeset_acquire_ctx *ctx) { struct intel_encoder *intel_encoder = intel_attached_encoder(connector); @@ -8452,8 +8469,7 @@ void intel_release_load_detect_pipe(struct drm_connector *connector, drm_framebuffer_unreference(old->release_fb); } - mutex_unlock(&crtc->mutex); - mutex_unlock(&connector->dev->mode_config.connection_mutex); + goto unlock; return; } @@ -8461,8 +8477,9 @@ void intel_release_load_detect_pipe(struct drm_connector *connector, if (old->dpms_mode != DRM_MODE_DPMS_ON) connector->funcs->dpms(connector, old->dpms_mode); - mutex_unlock(&crtc->mutex); - mutex_unlock(&connector->dev->mode_config.connection_mutex); +unlock: + drm_modeset_drop_locks(ctx); + drm_modeset_acquire_fini(ctx); } static int i9xx_pll_refclk(struct drm_device *dev, @@ -10995,7 +11012,7 @@ enum pipe intel_get_pipe_from_connector(struct intel_connector *connector) struct drm_encoder *encoder = connector->base.encoder; struct drm_device *dev = connector->base.dev; - WARN_ON(!mutex_is_locked(&dev->mode_config.connection_mutex)); + WARN_ON(!drm_modeset_is_locked(&dev->mode_config.connection_mutex)); if (!encoder) return INVALID_PIPE; @@ -11805,6 +11822,7 @@ static void intel_enable_pipe_a(struct drm_device *dev) struct intel_connector *connector; struct drm_connector *crt = NULL; struct intel_load_detect_pipe load_detect_temp; + struct drm_modeset_acquire_ctx ctx; /* We can't just switch on the pipe A, we need to set things up with a * proper mode and output configuration. As a gross hack, enable pipe A @@ -11821,8 +11839,8 @@ static void intel_enable_pipe_a(struct drm_device *dev) if (!crt) return; - if (intel_get_load_detect_pipe(crt, NULL, &load_detect_temp)) - intel_release_load_detect_pipe(crt, &load_detect_temp); + if (intel_get_load_detect_pipe(crt, NULL, &load_detect_temp, &ctx)) + intel_release_load_detect_pipe(crt, &load_detect_temp, &ctx); } diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index d01bb430b5bc..2d5d9b010073 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1154,7 +1154,7 @@ static void edp_panel_vdd_off_sync(struct intel_dp *intel_dp) u32 pp; u32 pp_stat_reg, pp_ctrl_reg; - WARN_ON(!mutex_is_locked(&dev->mode_config.connection_mutex)); + WARN_ON(!drm_modeset_is_locked(&dev->mode_config.connection_mutex)); if (!intel_dp->want_panel_vdd && edp_have_panel_vdd(intel_dp)) { struct intel_digital_port *intel_dig_port = @@ -1191,9 +1191,9 @@ static void edp_panel_vdd_work(struct work_struct *__work) struct intel_dp, panel_vdd_work); struct drm_device *dev = intel_dp_to_dev(intel_dp); - mutex_lock(&dev->mode_config.connection_mutex); + drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); edp_panel_vdd_off_sync(intel_dp); - mutex_unlock(&dev->mode_config.connection_mutex); + drm_modeset_unlock(&dev->mode_config.connection_mutex); } static void edp_panel_vdd_off(struct intel_dp *intel_dp, bool sync) @@ -3666,9 +3666,9 @@ void intel_dp_encoder_destroy(struct drm_encoder *encoder) drm_encoder_cleanup(encoder); if (is_edp(intel_dp)) { cancel_delayed_work_sync(&intel_dp->panel_vdd_work); - mutex_lock(&dev->mode_config.connection_mutex); + drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); edp_panel_vdd_off_sync(intel_dp); - mutex_unlock(&dev->mode_config.connection_mutex); + drm_modeset_unlock(&dev->mode_config.connection_mutex); } kfree(intel_dig_port); } @@ -4247,9 +4247,9 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port, drm_dp_aux_unregister(&intel_dp->aux); if (is_edp(intel_dp)) { cancel_delayed_work_sync(&intel_dp->panel_vdd_work); - mutex_lock(&dev->mode_config.connection_mutex); + drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); edp_panel_vdd_off_sync(intel_dp); - mutex_unlock(&dev->mode_config.connection_mutex); + drm_modeset_unlock(&dev->mode_config.connection_mutex); } drm_sysfs_connector_remove(connector); drm_connector_cleanup(connector); diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index f1d5897c96cd..0de04983501e 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -748,9 +748,11 @@ void vlv_wait_port_ready(struct drm_i915_private *dev_priv, struct intel_digital_port *dport); bool intel_get_load_detect_pipe(struct drm_connector *connector, struct drm_display_mode *mode, - struct intel_load_detect_pipe *old); + struct intel_load_detect_pipe *old, + struct drm_modeset_acquire_ctx *ctx); void intel_release_load_detect_pipe(struct drm_connector *connector, - struct intel_load_detect_pipe *old); + struct intel_load_detect_pipe *old, + struct drm_modeset_acquire_ctx *ctx); int intel_pin_and_fence_fb_obj(struct drm_device *dev, struct drm_i915_gem_object *obj, struct intel_engine_cs *pipelined); diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c index b812e9d39f38..2e2c71fcc9ed 100644 --- a/drivers/gpu/drm/i915/intel_opregion.c +++ b/drivers/gpu/drm/i915/intel_opregion.c @@ -410,7 +410,7 @@ static u32 asle_set_backlight(struct drm_device *dev, u32 bclp) if (bclp > 255) return ASLC_BACKLIGHT_FAILED; - mutex_lock(&dev->mode_config.connection_mutex); + drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); /* * Update backlight on all connectors that support backlight (usually @@ -421,7 +421,7 @@ static u32 asle_set_backlight(struct drm_device *dev, u32 bclp) intel_panel_set_backlight(intel_connector, bclp, 255); iowrite32(DIV_ROUND_UP(bclp * 100, 255) | ASLE_CBLV_VALID, &asle->cblv); - mutex_unlock(&dev->mode_config.connection_mutex); + drm_modeset_unlock(&dev->mode_config.connection_mutex); return 0; diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c index e97ea33e0117..0396d1312b5c 100644 --- a/drivers/gpu/drm/i915/intel_overlay.c +++ b/drivers/gpu/drm/i915/intel_overlay.c @@ -688,7 +688,7 @@ static int intel_overlay_do_put_image(struct intel_overlay *overlay, u32 swidth, swidthsw, sheight, ostride; BUG_ON(!mutex_is_locked(&dev->struct_mutex)); - BUG_ON(!mutex_is_locked(&dev->mode_config.connection_mutex)); + BUG_ON(!drm_modeset_is_locked(&dev->mode_config.connection_mutex)); BUG_ON(!overlay); ret = intel_overlay_release_old_vid(overlay); @@ -793,7 +793,7 @@ int intel_overlay_switch_off(struct intel_overlay *overlay) int ret; BUG_ON(!mutex_is_locked(&dev->struct_mutex)); - BUG_ON(!mutex_is_locked(&dev->mode_config.connection_mutex)); + BUG_ON(!drm_modeset_is_locked(&dev->mode_config.connection_mutex)); ret = intel_overlay_recover_from_interrupt(overlay); if (ret != 0) diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c index d4d415665475..2e1338a5d488 100644 --- a/drivers/gpu/drm/i915/intel_panel.c +++ b/drivers/gpu/drm/i915/intel_panel.c @@ -876,12 +876,12 @@ static int intel_backlight_device_update_status(struct backlight_device *bd) struct intel_connector *connector = bl_get_data(bd); struct drm_device *dev = connector->base.dev; - mutex_lock(&dev->mode_config.connection_mutex); + drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); DRM_DEBUG_KMS("updating intel_backlight, brightness=%d/%d\n", bd->props.brightness, bd->props.max_brightness); intel_panel_set_backlight(connector, bd->props.brightness, bd->props.max_brightness); - mutex_unlock(&dev->mode_config.connection_mutex); + drm_modeset_unlock(&dev->mode_config.connection_mutex); return 0; } @@ -893,9 +893,9 @@ static int intel_backlight_device_get_brightness(struct backlight_device *bd) int ret; intel_runtime_pm_get(dev_priv); - mutex_lock(&dev->mode_config.connection_mutex); + drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); ret = intel_panel_get_backlight(connector); - mutex_unlock(&dev->mode_config.connection_mutex); + drm_modeset_unlock(&dev->mode_config.connection_mutex); intel_runtime_pm_put(dev_priv); return ret; diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index d6acd6bd0bf0..1b66ddcdfb33 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -55,7 +55,7 @@ static bool intel_pipe_update_start(struct intel_crtc *crtc, uint32_t *start_vbl int scanline, min, max, vblank_start; DEFINE_WAIT(wait); - WARN_ON(!mutex_is_locked(&crtc->base.mutex)); + WARN_ON(!drm_modeset_is_locked(&crtc->base.mutex)); vblank_start = mode->crtc_vblank_start; if (mode->flags & DRM_MODE_FLAG_INTERLACE) diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c index 25850a86d70c..67c6c9a2eb1c 100644 --- a/drivers/gpu/drm/i915/intel_tv.c +++ b/drivers/gpu/drm/i915/intel_tv.c @@ -1321,10 +1321,11 @@ intel_tv_detect(struct drm_connector *connector, bool force) if (force) { struct intel_load_detect_pipe tmp; + struct drm_modeset_acquire_ctx ctx; - if (intel_get_load_detect_pipe(connector, &mode, &tmp)) { + if (intel_get_load_detect_pipe(connector, &mode, &tmp, &ctx)) { type = intel_tv_detect_type(intel_tv, connector); - intel_release_load_detect_pipe(connector, &tmp); + intel_release_load_detect_pipe(connector, &tmp, &ctx); } else return connector_status_unknown; } else |