diff options
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/drm_client_modeset.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_cdclk.c | 7 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_cdclk.h | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c | 7 | ||||
| -rw-r--r-- | drivers/gpu/drm/qxl/qxl_release.c | 50 |
5 files changed, 61 insertions, 9 deletions
diff --git a/drivers/gpu/drm/drm_client_modeset.c b/drivers/gpu/drm/drm_client_modeset.c index 447ea279e691..957b6dd0751a 100644 --- a/drivers/gpu/drm/drm_client_modeset.c +++ b/drivers/gpu/drm/drm_client_modeset.c @@ -775,6 +775,7 @@ int drm_client_modeset_probe(struct drm_client_dev *client, unsigned int width, unsigned int total_modes_count = 0; struct drm_client_offset *offsets; unsigned int connector_count = 0; + /* points to modes protected by mode_config.mutex */ struct drm_display_mode **modes; struct drm_crtc **crtcs; int i, ret = 0; @@ -843,7 +844,6 @@ int drm_client_modeset_probe(struct drm_client_dev *client, unsigned int width, drm_client_pick_crtcs(client, connectors, connector_count, crtcs, modes, 0, width, height); } - mutex_unlock(&dev->mode_config.mutex); drm_client_modeset_release(client); @@ -873,6 +873,7 @@ int drm_client_modeset_probe(struct drm_client_dev *client, unsigned int width, modeset->y = offset->y; } } + mutex_unlock(&dev->mode_config.mutex); mutex_unlock(&client->modeset_mutex); out: diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 745ffa7572e8..75defafb7901 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2000,7 +2000,7 @@ intel_set_cdclk_pre_plane_update(struct intel_atomic_state *state) &new_cdclk_state->actual)) return; - if (pipe == INVALID_PIPE || + if (new_cdclk_state->disable_pipes || old_cdclk_state->actual.cdclk <= new_cdclk_state->actual.cdclk) { drm_WARN_ON(&dev_priv->drm, !new_cdclk_state->base.changed); @@ -2029,7 +2029,7 @@ intel_set_cdclk_post_plane_update(struct intel_atomic_state *state) &new_cdclk_state->actual)) return; - if (pipe != INVALID_PIPE && + if (!new_cdclk_state->disable_pipes && old_cdclk_state->actual.cdclk > new_cdclk_state->actual.cdclk) { drm_WARN_ON(&dev_priv->drm, !new_cdclk_state->base.changed); @@ -2456,6 +2456,7 @@ static struct intel_global_state *intel_cdclk_duplicate_state(struct intel_globa return NULL; cdclk_state->pipe = INVALID_PIPE; + cdclk_state->disable_pipes = false; return &cdclk_state->base; } @@ -2575,6 +2576,8 @@ int intel_modeset_calc_cdclk(struct intel_atomic_state *state) if (ret) return ret; + new_cdclk_state->disable_pipes = true; + drm_dbg_kms(&dev_priv->drm, "Modeset required for cdclk change\n"); } diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.h b/drivers/gpu/drm/i915/display/intel_cdclk.h index b34eb00fb327..42376b5b3f53 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.h +++ b/drivers/gpu/drm/i915/display/intel_cdclk.h @@ -52,6 +52,9 @@ struct intel_cdclk_state { /* bitmask of active pipes */ u8 active_pipes; + + /* update cdclk with pipes disabled */ + bool disable_pipes; }; int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c index 4bf486b57101..cb05f7f48a98 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c @@ -66,11 +66,16 @@ of_init(struct nvkm_bios *bios, const char *name) return ERR_PTR(-EINVAL); } +static void of_fini(void *p) +{ + kfree(p); +} + const struct nvbios_source nvbios_of = { .name = "OpenFirmware", .init = of_init, - .fini = (void(*)(void *))kfree, + .fini = of_fini, .read = of_read, .size = of_size, .rw = false, diff --git a/drivers/gpu/drm/qxl/qxl_release.c b/drivers/gpu/drm/qxl/qxl_release.c index b19f2f00b215..d4f26075383d 100644 --- a/drivers/gpu/drm/qxl/qxl_release.c +++ b/drivers/gpu/drm/qxl/qxl_release.c @@ -58,16 +58,56 @@ static long qxl_fence_wait(struct dma_fence *fence, bool intr, signed long timeout) { struct qxl_device *qdev; + struct qxl_release *release; + int count = 0, sc = 0; + bool have_drawable_releases; unsigned long cur, end = jiffies + timeout; qdev = container_of(fence->lock, struct qxl_device, release_lock); + release = container_of(fence, struct qxl_release, base); + have_drawable_releases = release->type == QXL_RELEASE_DRAWABLE; - if (!wait_event_timeout(qdev->release_event, - (dma_fence_is_signaled(fence) || - (qxl_io_notify_oom(qdev), 0)), - timeout)) - return 0; +retry: + sc++; + + if (dma_fence_is_signaled(fence)) + goto signaled; + + qxl_io_notify_oom(qdev); + + for (count = 0; count < 11; count++) { + if (!qxl_queue_garbage_collect(qdev, true)) + break; + + if (dma_fence_is_signaled(fence)) + goto signaled; + } + + if (dma_fence_is_signaled(fence)) + goto signaled; + + if (have_drawable_releases || sc < 4) { + if (sc > 2) + /* back off */ + usleep_range(500, 1000); + + if (time_after(jiffies, end)) + return 0; + + if (have_drawable_releases && sc > 300) { + DMA_FENCE_WARN(fence, + "failed to wait on release %llu after spincount %d\n", + fence->context & ~0xf0000000, sc); + goto signaled; + } + goto retry; + } + /* + * yeah, original sync_obj_wait gave up after 3 spins when + * have_drawable_releases is not set. + */ +signaled: cur = jiffies; if (time_after(cur, end)) return 0; |