Merge tag 'drm-misc-next-2021-05-12' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for 5.14:

UAPI Changes:

 * drm: Disable connector force-probing for non-master clients
 * drm: Enforce consistency between IN_FORMATS property and cap + related
   driver cleanups
 * drm/amdgpu: Track devices, process info and fence info via
   /proc/<pid>/fdinfo
 * drm/ioctl: Mark AGP-related ioctls as legacy
 * drm/ttm: Provide tt_shrink file to trigger shrinker via debugfs;

Cross-subsystem Changes:

 * fbdev/efifb: Special handling of non-PCI devices
 * fbdev/imxfb: Fix error message

Core Changes:

 * drm: Add connector helper to attach HDR-metadata property and convert
   drivers
 * drm: Add connector helper to compare HDR-metadata and convert drivers
 * drm: Add conenctor helper to attach colorspace property
 * drm: Signal colorimetry in HDMI infoframe
 * drm: Support pitch for destination buffers; Add blitter function
   with generic format conversion
 * drm: Remove struct drm_device.pdev and update legacy drivers
 * drm: Remove obsolete DRM_KMS_FB_HELPER config option in core and drivers
 * drm: Remove obsolete drm_pci_alloc/drm_pci_free

 * drm/aperture: Add helpers for aperture ownership and convert drivers, replaces rsp fbdev helpers

 * drm/agp: Mark DRM AGP code as legacy and convert legacy drivers

 * drm/atomic-helpers: Cleanups

 * drm/dp: Handle downstream port counts of 0 correctly; AUX channel fixes; Use
   drm_err_*/drm_dbg_*(); Cleanups

 * drm/dp_dual_mode: Use drm_err_*/drm_dbg_*()

 * drm/dp_mst: Use drm_err_*/drm_dbg_*(); Use Extended Base Receiver Capability DPCD space

 * drm/gem-ttm-helper: Provide helper for dumb_map_offset and convert drivers

 * drm/panel: Use sysfs_emit; panel-simple: Use runtime PM, Power up panel
              when reading EDID, Cache EDID, Cleanups;
              Lms397KF04: DT bindings

 * drm/pci: Mark AGP helpers as legacy

 * drm/print: Handle NULL for DRM devices gracefully

 * drm/scheduler: Change scheduled fence track

 * drm/ttm: Don't count SG BOs against pages_limit; Warn about freeing pinned
            BOs; Fix error handling if no BO can be swapped out; Move special
            handling of non-GEM drivers into vmwgfx; Move page_alignment into
            the BO; Set drm-misc as TTM tree in MAINTAINERS; Cleanup
	    ttm_agp_backend; Add ttm_sys_manager for system domain; Cleanups

Driver Changes:

 * drm: Don't set allow_fb_modifiers explictly in drivers

 * drm/amdgpu: Pin/unpin fixes wrt to TTM; Use bo->base.size instead of
   mem->num_pages

 * drm/ast: Use managed pcim_iomap(); Fix EDID retrieval with DP501

 * drm/bridge: MHDP8546: HDCP support + DT bindings, Register DP AUX channel
   with userspace; Sil8620: Fix module dependencies; dw-hdmi: Add option to
   not load CEC driver; Fix stopping in drm_bridge_chain_pre_enable();
   Ti-sn65dsi86: Fix refclk handling, Break GPIO and MIPI-to-eDP into
   subdrivers, Use pm_runtime autosuspend, cleanups; It66121: Add
   driver + DT bindings; Adv7511: Support I2S IEC958 encoding; Anx7625: fix
   power-on delay; Nwi-dsi: Modesetting fixes; Cleanups

 * drm/bochs: Support screen blanking

 * drm/gma500: Cleanups

 * drm/gud: Cleanups

 * drm/i915: Use correct max source link rate for MST

 * drm/kmb: Cleanups

 * drm/meson: Disable dw-hdmi CEC driver

 * drm/nouveau: Pin/unpin fixes wrt to TTM; Use bo->base.size instead of
   mem->num_pages; Register AUX adapters after their connectors

 * drm/qxl: Fix shadow BO unpin

 * drm/radeon: Duplicate some DRM AGP code to uncouple from legacy drivers

 * drm/simpledrm: Add a generic DRM driver for simple-framebuffer devices

 * drm/tiny: Fix log spam if probe function gets deferred

 * drm/vc4: Add support for HDR-metadata property; Cleanups

 * drm/virtio: Create dumb BOs as guest blobs;

 * drm/vkms: Use managed drmm_universal_plane_alloc(); Add XRGB plane
   composition; Add overlay support

 * drm/vmwgfx: Enable console with DRM_FBDEV_EMULATION; Fix CPU updates
   of coherent multisample surfaces; Remove reservation semaphore; Add
   initial SVGA3 support; Support amd64; Use 1-based IDR; Use min_t();
   Cleanups

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/YJvkD523evviED01@linux-uq9g.fritz.box

1 files changed, 5 insertions, 20 deletions

diff --git a/drivers/gpu/drm/ttm/ttm_device.c b/drivers/gpu/drm/ttm/ttm_device.c
index 510e3e001dab..460953dcad11 100644
--- a/drivers/gpu/drm/ttm/ttm_device.c
+++ b/drivers/gpu/drm/ttm/ttm_device.c
@@ -36,11 +36,11 @@
 
 #include "ttm_module.h"
 
-/**
+/*
  * ttm_global_mutex - protecting the global state
  */
-DEFINE_MUTEX(ttm_global_mutex);
-unsigned ttm_glob_use_count;
+static DEFINE_MUTEX(ttm_global_mutex);
+static unsigned ttm_glob_use_count;
 struct ttm_global ttm_glob;
 EXPORT_SYMBOL(ttm_glob);
 
@@ -104,7 +104,7 @@ out:
 	return ret;
 }
 
-/**
+/*
  * A buffer object shrink method that tries to swap out the first
  * buffer object on the global::swap_lru list.
  */
@@ -165,21 +165,6 @@ int ttm_device_swapout(struct ttm_device *bdev, struct ttm_operation_ctx *ctx,
 }
 EXPORT_SYMBOL(ttm_device_swapout);
 
-static void ttm_init_sysman(struct ttm_device *bdev)
-{
-	struct ttm_resource_manager *man = &bdev->sysman;
-
-	/*
-	 * Initialize the system memory buffer type.
-	 * Other types need to be driver / IOCTL initialized.
-	 */
-	man->use_tt = true;
-
-	ttm_resource_manager_init(man, 0);
-	ttm_set_driver_manager(bdev, TTM_PL_SYSTEM, man);
-	ttm_resource_manager_set_used(man, true);
-}
-
 static void ttm_device_delayed_workqueue(struct work_struct *work)
 {
 	struct ttm_device *bdev =
@@ -222,7 +207,7 @@ int ttm_device_init(struct ttm_device *bdev, struct ttm_device_funcs *funcs,
 
 	bdev->funcs = funcs;
 
-	ttm_init_sysman(bdev);
+	ttm_sys_man_init(bdev);
 	ttm_pool_init(&bdev->pool, dev, use_dma_alloc, use_dma32);
 
 	bdev->vma_manager = vma_manager;