diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2026-08-21 08:41:00 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2026-08-21 08:41:00 -0700 |
| commit | 4e69c1856bfd9ffb7e9d335a25842fa211628929 (patch) | |
| tree | bc47d84baf013634463f55ba26a554cbfcb7c908 /include | |
| parent | 818bebeb63dd6bf5f4e07e145f6cdbace520a34c (diff) | |
| parent | c44e278ce02efd0c4be79a8eda1ea6885c1ce5ec (diff) | |
| download | linux-4e69c1856bfd9ffb7e9d335a25842fa211628929.tar.gz linux-4e69c1856bfd9ffb7e9d335a25842fa211628929.zip | |
Merge tag 'drm-next-2026-08-20' of https://gitlab.freedesktop.org/drm/kernel
Pull drm updates from Dave Airlie:
"Highlights:
- dmemcg eviction support is good for low VRAM things like Steam
Machine
- AMD adds gfx6-8 modifier support for older GPUs that enables a
bunch of wayland stuff
- i915/xe has some new hw support but also a lot of display
refactoring
Everything:
perf:
- export perf_allow_ APIs for xe
udmabuf:
- remove default size limit of 64MB
rust:
- i/o rework (signed tag from driver-core tree)
- add registration guard and registration data
- fix unbounded lifetimes in ioctl handler args
- fix a drm_dev_register race
- gem_shmem: add DmaResvGuard helper
- gpuvm: require send/sync for driver data
- implement send/sync for GpuVaAlloc and GpuVmBo
- add SmContext lifetime
- rename dma_handle to dma_address
- change pci_sriov_get_totalvfs return to unsigned int
core:
- create drm_of_get_panel_orientation
- send per-connector hotplug events
- add thunderbolt UBHR tunneling support
connector:
- add color format property
dmem:
- introduce a peak file
- accept one region per limit
- add dmemcg support for eviction
gpusvm:
- reorg code to give drivers more flexibility
atomic:
- add create_state callback and helper
- add documentation on atomic commit lifetime
buddy:
- add per-order free
- add used block scoreboard
- fix UAF
- test buffer clearance on resume
- add phys_addr->block helper
gem:
- drop DRIVER_GEM_GPUVA flag
ttm:
- be more aggressive allocating below protection limit
sched:
- add test suite for concurrent job submissions
hdmi:
- hook the color format property in helpers
mipi-dsi:
- add MIPI_DSI_MODE_DSC_ALL_SLICES_IN_PKT
bridge:
- add atomic create callbacks
- drop atomic reset
- display-connector: don't autoenable HPD IRQ
- trigger initial HPD for DP
- ti-sn65dsi83: remove NO_HFP and NO_HBP mode flags
- analogix_dp: switch to DP link training helpers
dp:
- add support for DSC max delta BPP
edid:
- parse panel type from DisplayID 2.x Display Parameters
sysfb:
- improve panel, stride, framebuffer size validation
panel:
- implement ref counting for struct drm_panel
- himax-hx83121a: add backlight regulator support
- novatek-nt36672a: Inline panel init sequences
- visionox-vtdr6130: enable DSC
- novatek-nt37801: Use mipi_dsi_*_multi() functions
- samsung-s6d16d0: Fix prepare error handling
- support Novatek NT36536 plus DT bindings
- sofef00: fix backlight updates
- osd101t2587: use mipi_dsi_*_multi interface
- panel-edp: adjust timing for AUO displays
- panel-lvds: support Opto Logic SCX1001511GGC49
- panel-simple: support Kyocera tcg070wvlq
- panel-edp: quirks
- AUO B116XAT04.3, CMN N116BCP-EA2, CSW MNB601LS1-8
- BOE NV116WH2-M30, BOE NT116WHM-N21, BOE NV116FH1-M31
- BOE NV116FH1-M30, NV140FHM-N5B, TM156VDXP25
- BOE NE160QDM-NY1, MB116AS01
- new:
- Samsung ATNA40HQ08-0, Anbernic TD4310
- Chipone ICNA35XX, Ilitek ILI9488
- Ilitek ILI7807S, Renesas R63419
- MNE001BS6-2, MNF601BS4-1, Sharp LQ120P1JX51
virtio:
- add support for save/restore virtio_gpu_objects
- abort vq wait on device removal
amdgpu:
- add color format DRM property
- initial compute pipe reset support
- add GFX 6-8 modifier support
- initial DCN 6.0.0 support
- dmemcg eviction support
- improved boundary checking for bios parsing
- RAS updates and rework
- VCN secure submission fixes
- 8K panel fix
- Display KUNIT tests
- parse panel type from DisplayID
- Align IP discovery to pci device lifetime
- SOC15 register macro cleanups
- UVD memory placement fixes
- GFX9 mode2 reset fixes
- drop unnecessary BUG/BUG_ON
- GFX8 soft reset rework
- enable soft reset on GFX8
- PSP/SMU 15.0.9 update
- VI ASPM fix
- userq fixes
- amdgpu_vm_get_task_info_pasid lifetime fix
- DC CACP support
- change system_unbound_wq with system_dfl_wq
- Loosen VFCT bios parsing to deal with pci=realloc
- SI/SMU7 AC/DC switch fix
- VM fence handling fix
- GEM close optimisation
- Apple Studio Display fixes
- DC FRL fixes
amdkfd:
- initial compute pipe reset support
- allow applications to opt out of sigbus on fatal errors
- improve CRIU boundary checks
- MQD handling rework
- move TBA/TMA from system to device memory
- avoid topology-lock in kfd_mmap
- SVM eviction fixes
radeon:
- fix unset CONFIG_ACPI build
i915:
- Novalake (NVL display version 35) timing generator enabling
- NVL DC3CO enabling
- enable UBHR link rates on thunderbolt tunnels
- Reduce Xe3+ PM demand peak bandwidth
- enable pipe DMC error interrupts for display 30+
- add kunit tests for DP link config selection
- refactor and document DP link recovery
- i915/xe driver display probe/remove/suspend/resume/shutdown cleanup
and unification
- i915/xe display runtime PM unified
- Break i915 and xe panic dependency on struct intel_framebuffer
- Streamline Pre/Post-CSC LUT loops
- drop TGL DC3DO support
- CDCLK santization
- fix HDMI scrambling enable
- fix phys bo pread/pwrite with offset
- add missing nospec on parallel submit slot
- fix some NULL derefs
xe:
- drop force_execlist module param
- gate observation streams with perf_allow_cpu
- skip FORCE_WC and vm_bound check for external dma-bufs
- dmemcg eviction support
- remove unused NVL-S GuC
- TLB invalidation improvements
- NVL-S updated PCI-IDs and w/a
- madvise: optimise invalidation path
- fix infinite gt-reset loop in timeout recovery
- update TTM device benefical_order
- wait on external BO kernel fences in exec ioctl
- add/use more KLV helpers
- sriov: disable display in admin only PF mode
- add RAS GPU health indicator
- optimise TTM populate for DONTNEED BO
- drop force_probe for NVL-s
- add debugfs for pcode info
amdxdna:
- disable device buffer export
nova:
- build nova-core/nova-drm from drivers/gpu
- export nova-core rust symbols (workaround)
- GSP boot process consolidation
- Boot GSP with vGPU enabled
- TLV firmware image format support
- Hopper/Blackwell fixes and cleanups
- I/O projection adoption
tyr:
- firmware loading and MCU boot
- add generic slot manager + MMU
- GPU VM support ARM64 LPAE page tables
- add kernel buffer object for internal allocations
- add parser for Mali CSF
- add MCU booting
nouveau:
- race fixes
- check instmem iomapping at first use
- add dmemcg support
- expose NVDEC channels
- add scanline position/head state support for GSP
qxl:
- convert simple encoder to regular
ethosu:
- add perf counter support
etnaviv:
- force flush on power register ops
msm:
- support DSC configuration with slice_per_pkt > 1
mxsfb:
- fix disable sequence
panthor:
- support sparse mappings
rockchip:
- switch away from simple helpers
- support YUV background color
- fix layer config timeout
- add edp support for rk3576
- add batch command submission function
rocket:
- error handling and NULL ptr deref fixes
sun4i:
- switch away from simple helpers
imagination:
- mark BXM-4-64 MC1 as support
host1x:
- support tegra264
tegra:
- add DSI for tegra 20/30
v3d:
- reduce PM runtime autosuspend delay
- scheduler fixes and refactoring
- deprecate v3d 3.3 and 4.1
- validate CPU job query boundaries
hibmc:
- improve plane format handling
- switch to gem shmem
mediatek:
- cec: correct compat for mt7623-8167?
exynos:
- remove simple dependency
- add error handling to encoder paths
- take i2c adapter module reference"
* tag 'drm-next-2026-08-20' of https://gitlab.freedesktop.org/drm/kernel: (2074 commits)
drm/xe/mcr: Take vcs1/vecs1 into account for first media slice
drm/xe: Fix a bug in pc_adjust_freq_bounds()
drm/xe: Fix xe_device_probe() failure
drm/xe/drm_ras: Move has_drm_ras check to drm_ras layer
drm/xe/ras: Fix boot-time ras error processing
drm/amd/display: make DC_RUN_WITH_PREEMPTION_ENABLED misuse a build error
drm/amd/pm: silence uninitialized variable warnings
drm/amdgpu: skip BOs being torn down during GTT recovery
drm/amdgpu: Reject UVD message with invalid number of h265 refs
drm/amdgpu: keep PRT mappings off the vm_bo state lists
drm/amdgpu: fix nbif 6.3.1 l1 low power not functional
drm/amd/display: fix BT.2020 YCbCr output CSC matrices for DCE
drm/amd/display: fix BT.2020 YCbCr limited output CSC matrix
drm/amdgpu: Implement insert_end for VCE 3
drm/amdgpu: Fix UVD min buffer sizes
drm/amdgpu: Fix UVD decode image min size calculation
drm/amdgpu: Fix UVD dpb min size calculation for H264
drm/amdgpu: Reject UVD message with dimensions above 4096
drm/amdgpu: check ASPM on the dGPU host link
drm/radeon: fix autosuspend cleanup during teardown
...
Diffstat (limited to 'include')
49 files changed, 886 insertions, 338 deletions
diff --git a/include/drm/bridge/analogix_dp.h b/include/drm/bridge/analogix_dp.h index 854af692229b..0e0b87abee59 100644 --- a/include/drm/bridge/analogix_dp.h +++ b/include/drm/bridge/analogix_dp.h @@ -16,12 +16,21 @@ enum analogix_dp_devtype { EXYNOS_DP, RK3288_DP, RK3399_EDP, + RK3576_EDP, RK3588_EDP, }; -static inline bool is_rockchip(enum analogix_dp_devtype type) +static inline bool analogix_dp_is_rockchip(enum analogix_dp_devtype type) { - return type == RK3288_DP || type == RK3399_EDP || type == RK3588_EDP; + switch (type) { + case RK3288_DP: + case RK3399_EDP: + case RK3576_EDP: + case RK3588_EDP: + return true; + default: + return false; + } } struct analogix_dp_plat_data { diff --git a/include/drm/bridge/dw_dp.h b/include/drm/bridge/dw_dp.h index 25363541e69d..22105c3e8e4d 100644 --- a/include/drm/bridge/dw_dp.h +++ b/include/drm/bridge/dw_dp.h @@ -24,4 +24,5 @@ struct dw_dp_plat_data { struct dw_dp *dw_dp_bind(struct device *dev, struct drm_encoder *encoder, const struct dw_dp_plat_data *plat_data); +void dw_dp_unbind(struct dw_dp *dp); #endif /* __DW_DP__ */ diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h index 829e4d98d61c..8b0ca36083dd 100644 --- a/include/drm/display/drm_dp.h +++ b/include/drm/display/drm_dp.h @@ -354,15 +354,24 @@ # define DP_DSC_20_PER_DP_DSC_SINK (1 << 1) # define DP_DSC_24_PER_DP_DSC_SINK (1 << 2) -#define DP_DSC_BITS_PER_PIXEL_INC 0x06F +#define DP_DSC_MAX_BPP_DELTA_VERSION_1 0x06E # define DP_DSC_RGB_YCbCr444_MAX_BPP_DELTA_MASK 0x1f -# define DP_DSC_RGB_YCbCr420_MAX_BPP_DELTA_MASK 0xe0 +# define DP_DSC_NATIVE_YCbCr420_MAX_BPP_DELTA_MASK 0xe0 + +# define DP_DSC_BPP_DELTA_444 16 +# define DP_DSC_BPP_DELTA_420 12 +# define DP_DSC_BPP_DELTA_SHIFT_420 5 + +#define DP_DSC_BITS_PER_PIXEL_INC 0x06F # define DP_DSC_BITS_PER_PIXEL_1_16 0x0 # define DP_DSC_BITS_PER_PIXEL_1_8 0x1 # define DP_DSC_BITS_PER_PIXEL_1_4 0x2 # define DP_DSC_BITS_PER_PIXEL_1_2 0x3 # define DP_DSC_BITS_PER_PIXEL_1_1 0x4 # define DP_DSC_BITS_PER_PIXEL_MASK 0x7 +# define DP_DSC_NATIVE_YCbCr422_MAX_BPP_DELTA_MASK 0x78 +# define DP_DSC_BPP_DELTA_NATIVE_SHIFT_422 3 +# define DP_DSC_BPP_DELTA_NATIVE_422 16 #define DP_PSR_SUPPORT 0x070 /* XXX 1.2? */ # define DP_PSR_IS_SUPPORTED 1 @@ -1497,6 +1506,18 @@ #define DP_TUNNELING_MAX_LANE_COUNT 0xe0029 #define DP_TUNNELING_MAX_LANE_COUNT_MASK 0x1f +#define DP_TUNNELING_MAIN_LINK_CHANNEL_CODING 0xe002b +#define DP_128B132B_DP_SUPPORTED (1 << 0) + +#define DP_TUNNELING_128B132B_LINK_RATE 0xe002c +#define DP_TUNNELING_13_5GBPS_PER_LANE_SUPPORT (1 << 2) +#define DP_TUNNELING_20GBPS_PER_LANE_SUPPORT (1 << 1) +#define DP_TUNNELING_10GBPS_PER_LANE_SUPPORT (1 << 0) +#define DP_TUNNELING_128B132B_LINK_RATE_MASK (DP_TUNNELING_10GBPS_PER_LANE_SUPPORT | \ + DP_TUNNELING_13_5GBPS_PER_LANE_SUPPORT | \ + DP_TUNNELING_20GBPS_PER_LANE_SUPPORT) +#define DP_TUNNELING_128B132B_LL_LANE0_MAPPING_SUPPORT (1 << 7) + #define DP_DPTX_BW_ALLOCATION_MODE_CONTROL 0xe0030 #define DP_DISPLAY_DRIVER_BW_ALLOCATION_MODE_ENABLE (1 << 7) #define DP_UNMASK_BW_ALLOCATION_IRQ (1 << 6) diff --git a/include/drm/display/drm_dp_tunnel.h b/include/drm/display/drm_dp_tunnel.h index 57f5e90ba8fd..b5e665560a47 100644 --- a/include/drm/display/drm_dp_tunnel.h +++ b/include/drm/display/drm_dp_tunnel.h @@ -63,6 +63,9 @@ void drm_dp_tunnel_set_io_error(struct drm_dp_tunnel *tunnel); int drm_dp_tunnel_handle_irq(struct drm_dp_tunnel_mgr *mgr, struct drm_dp_aux *aux); +bool drm_dp_tunnel_128b132b_supported(const struct drm_dp_tunnel *tunnel); +bool drm_dp_tunnel_128b132b_lane0_mapping_supported(const struct drm_dp_tunnel *tunnel); +u8 drm_dp_tunnel_128b132b_dprx_rates(const struct drm_dp_tunnel *tunnel); int drm_dp_tunnel_max_dprx_rate(const struct drm_dp_tunnel *tunnel); int drm_dp_tunnel_max_dprx_lane_count(const struct drm_dp_tunnel *tunnel); int drm_dp_tunnel_available_bw(const struct drm_dp_tunnel *tunnel); @@ -173,6 +176,24 @@ drm_dp_tunnel_handle_irq(struct drm_dp_tunnel_mgr *mgr, return -EOPNOTSUPP; } +static inline bool +drm_dp_tunnel_128b132b_supported(const struct drm_dp_tunnel *tunnel) +{ + return false; +} + +static inline bool +drm_dp_tunnel_128b132b_lane0_mapping_supported(const struct drm_dp_tunnel *tunnel) +{ + return false; +} + +static inline u8 +drm_dp_tunnel_128b132b_dprx_rates(const struct drm_dp_tunnel *tunnel) +{ + return 0; +} + static inline int drm_dp_tunnel_max_dprx_rate(const struct drm_dp_tunnel *tunnel) { diff --git a/include/drm/display/drm_hdmi_state_helper.h b/include/drm/display/drm_hdmi_state_helper.h index 0adc30c55ec9..13375bd0f4ae 100644 --- a/include/drm/display/drm_hdmi_state_helper.h +++ b/include/drm/display/drm_hdmi_state_helper.h @@ -11,8 +11,8 @@ struct hdmi_audio_infoframe; enum drm_connector_status; -void __drm_atomic_helper_connector_hdmi_reset(struct drm_connector *connector, - struct drm_connector_state *new_conn_state); +void __drm_atomic_helper_connector_hdmi_state_init(struct drm_connector *connector, + struct drm_connector_state *new_conn_state); int drm_atomic_helper_connector_hdmi_check(struct drm_connector *connector, struct drm_atomic_commit *state); diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h index 1a80a8cdf269..88087910ab1a 100644 --- a/include/drm/drm_atomic.h +++ b/include/drm/drm_atomic.h @@ -265,7 +265,10 @@ struct drm_private_state_funcs { * @atomic_create_state: * * Allocates a pristine, initialized, state for the private - * object and returns it. + * object and returns it. This callback must have no side + * effects: in particular, the returned state must not be + * assigned to the object's state pointer and it must not affect + * the hardware state. * * RETURNS: * diff --git a/include/drm/drm_atomic_helper.h b/include/drm/drm_atomic_helper.h index b84152810abb..4cfeec70d648 100644 --- a/include/drm/drm_atomic_helper.h +++ b/include/drm/drm_atomic_helper.h @@ -295,4 +295,11 @@ drm_atomic_helper_bridge_propagate_bus_fmt(struct drm_bridge *bridge, u32 output_fmt, unsigned int *num_input_fmts); +u32 * +drm_atomic_helper_bridge_get_hdmi_output_bus_fmts(struct drm_bridge *bridge, + struct drm_bridge_state *bridge_state, + struct drm_crtc_state *crtc_state, + struct drm_connector_state *conn_state, + unsigned int *num_output_fmts); + #endif /* DRM_ATOMIC_HELPER_H_ */ diff --git a/include/drm/drm_atomic_state_helper.h b/include/drm/drm_atomic_state_helper.h index 61a3b38ad49f..34a599c3d86d 100644 --- a/include/drm/drm_atomic_state_helper.h +++ b/include/drm/drm_atomic_state_helper.h @@ -40,11 +40,13 @@ struct drm_private_state; struct drm_modeset_acquire_ctx; struct drm_device; -void __drm_atomic_helper_crtc_state_reset(struct drm_crtc_state *state, +void __drm_atomic_helper_crtc_state_init(struct drm_crtc_state *state, struct drm_crtc *crtc); void __drm_atomic_helper_crtc_reset(struct drm_crtc *crtc, struct drm_crtc_state *state); void drm_atomic_helper_crtc_reset(struct drm_crtc *crtc); +struct drm_crtc_state * +drm_atomic_helper_crtc_create_state(struct drm_crtc *crtc); void __drm_atomic_helper_crtc_duplicate_state(struct drm_crtc *crtc, struct drm_crtc_state *state); struct drm_crtc_state * @@ -53,8 +55,10 @@ void __drm_atomic_helper_crtc_destroy_state(struct drm_crtc_state *state); void drm_atomic_helper_crtc_destroy_state(struct drm_crtc *crtc, struct drm_crtc_state *state); -void __drm_atomic_helper_plane_state_reset(struct drm_plane_state *state, +void __drm_atomic_helper_plane_state_init(struct drm_plane_state *state, struct drm_plane *plane); +struct drm_plane_state * +drm_atomic_helper_plane_create_state(struct drm_plane *plane); void __drm_atomic_helper_plane_reset(struct drm_plane *plane, struct drm_plane_state *state); void drm_atomic_helper_plane_reset(struct drm_plane *plane); @@ -66,11 +70,13 @@ void __drm_atomic_helper_plane_destroy_state(struct drm_plane_state *state); void drm_atomic_helper_plane_destroy_state(struct drm_plane *plane, struct drm_plane_state *state); -void __drm_atomic_helper_connector_state_reset(struct drm_connector_state *conn_state, +void __drm_atomic_helper_connector_state_init(struct drm_connector_state *conn_state, struct drm_connector *connector); void __drm_atomic_helper_connector_reset(struct drm_connector *connector, struct drm_connector_state *conn_state); void drm_atomic_helper_connector_reset(struct drm_connector *connector); +struct drm_connector_state * +drm_atomic_helper_connector_create_state(struct drm_connector *connector); void drm_atomic_helper_connector_tv_reset(struct drm_connector *connector); int drm_atomic_helper_connector_tv_check(struct drm_connector *connector, struct drm_atomic_commit *state); @@ -96,7 +102,7 @@ struct drm_bridge_state * drm_atomic_helper_bridge_duplicate_state(struct drm_bridge *bridge); void drm_atomic_helper_bridge_destroy_state(struct drm_bridge *bridge, struct drm_bridge_state *state); -void __drm_atomic_helper_bridge_reset(struct drm_bridge *bridge, - struct drm_bridge_state *state); +void __drm_atomic_helper_bridge_state_init(struct drm_bridge_state *state, + struct drm_bridge *bridge); struct drm_bridge_state * -drm_atomic_helper_bridge_reset(struct drm_bridge *bridge); +drm_atomic_helper_bridge_create_state(struct drm_bridge *bridge); diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h index 4ba3a5deef9a..58fff047f43b 100644 --- a/include/drm/drm_bridge.h +++ b/include/drm/drm_bridge.h @@ -40,9 +40,9 @@ struct drm_bridge; struct drm_bridge_timings; struct drm_connector; struct drm_display_info; +struct drm_edid; struct drm_minor; struct drm_panel; -struct edid; struct hdmi_codec_daifmt; struct hdmi_codec_params; struct i2c_adapter; @@ -173,52 +173,6 @@ struct drm_bridge_funcs { bool (*mode_fixup)(struct drm_bridge *bridge, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode); - /** - * @disable: - * - * This callback should disable the bridge. It is called right before - * the preceding element in the display pipe is disabled. If the - * preceding element is a bridge this means it's called before that - * bridge's @disable vfunc. If the preceding element is a &drm_encoder - * it's called right before the &drm_encoder_helper_funcs.disable, - * &drm_encoder_helper_funcs.prepare or &drm_encoder_helper_funcs.dpms - * hook. - * - * The bridge can assume that the display pipe (i.e. clocks and timing - * signals) feeding it is still running when this callback is called. - * - * The @disable callback is optional. - * - * NOTE: - * - * This is deprecated, do not use! - * New drivers shall use &drm_bridge_funcs.atomic_disable. - */ - void (*disable)(struct drm_bridge *bridge); - - /** - * @post_disable: - * - * This callback should disable the bridge. It is called right after the - * preceding element in the display pipe is disabled. If the preceding - * element is a bridge this means it's called after that bridge's - * @post_disable function. If the preceding element is a &drm_encoder - * it's called right after the encoder's - * &drm_encoder_helper_funcs.disable, &drm_encoder_helper_funcs.prepare - * or &drm_encoder_helper_funcs.dpms hook. - * - * The bridge must assume that the display pipe (i.e. clocks and timing - * signals) feeding it is no longer running when this callback is - * called. - * - * The @post_disable callback is optional. - * - * NOTE: - * - * This is deprecated, do not use! - * New drivers shall use &drm_bridge_funcs.atomic_post_disable. - */ - void (*post_disable)(struct drm_bridge *bridge); /** * @mode_set: @@ -249,55 +203,6 @@ struct drm_bridge_funcs { void (*mode_set)(struct drm_bridge *bridge, const struct drm_display_mode *mode, const struct drm_display_mode *adjusted_mode); - /** - * @pre_enable: - * - * This callback should enable the bridge. It is called right before - * the preceding element in the display pipe is enabled. If the - * preceding element is a bridge this means it's called before that - * bridge's @pre_enable function. If the preceding element is a - * &drm_encoder it's called right before the encoder's - * &drm_encoder_helper_funcs.enable, &drm_encoder_helper_funcs.commit or - * &drm_encoder_helper_funcs.dpms hook. - * - * The display pipe (i.e. clocks and timing signals) feeding this bridge - * will not yet be running when this callback is called. The bridge must - * not enable the display link feeding the next bridge in the chain (if - * there is one) when this callback is called. - * - * The @pre_enable callback is optional. - * - * NOTE: - * - * This is deprecated, do not use! - * New drivers shall use &drm_bridge_funcs.atomic_pre_enable. - */ - void (*pre_enable)(struct drm_bridge *bridge); - - /** - * @enable: - * - * This callback should enable the bridge. It is called right after - * the preceding element in the display pipe is enabled. If the - * preceding element is a bridge this means it's called after that - * bridge's @enable function. If the preceding element is a - * &drm_encoder it's called right after the encoder's - * &drm_encoder_helper_funcs.enable, &drm_encoder_helper_funcs.commit or - * &drm_encoder_helper_funcs.dpms hook. - * - * The bridge can assume that the display pipe (i.e. clocks and timing - * signals) feeding it is running when this callback is called. This - * callback must enable the display link feeding the next bridge in the - * chain if there is one. - * - * The @enable callback is optional. - * - * NOTE: - * - * This is deprecated, do not use! - * New drivers shall use &drm_bridge_funcs.atomic_enable. - */ - void (*enable)(struct drm_bridge *bridge); /** * @atomic_pre_enable: @@ -504,31 +409,20 @@ struct drm_bridge_funcs { struct drm_connector_state *conn_state); /** - * @atomic_reset: + * @atomic_create_state: * - * Reset the bridge to a predefined state (or retrieve its current - * state) and return a &drm_bridge_state object matching this state. - * This function is called at attach time. - * - * The atomic_reset hook is mandatory if the bridge implements any of - * the atomic hooks, and should be left unassigned otherwise. For - * bridges that don't subclass &drm_bridge_state, the - * drm_atomic_helper_bridge_reset() helper function shall be used to - * implement this hook. - * - * Note that the atomic_reset() semantics is not exactly matching the - * reset() semantics found on other components (connector, plane, ...). - * - * 1. The reset operation happens when the bridge is attached, not when - * drm_mode_config_reset() is called - * 2. It's meant to be used exclusively on bridges that have been - * converted to the ATOMIC API + * Allocate a pristine, initialized, state for the bridge + * object and return it. This callback must have no side + * effects: in particular, the returned state must not be + * assigned to the object's state pointer and it must not affect + * the hardware state. * * RETURNS: - * A valid drm_bridge_state object in case of success, an ERR_PTR() - * giving the reason of the failure otherwise. + * + * A new, pristine, bridge state instance or an error pointer + * on failure. */ - struct drm_bridge_state *(*atomic_reset)(struct drm_bridge *bridge); + struct drm_bridge_state *(*atomic_create_state)(struct drm_bridge *bridge); /** * @detect: @@ -1257,6 +1151,10 @@ struct drm_bridge { */ struct mutex hpd_mutex; /** + * @hpd_state_mutex: Protects the HPD en/disablement state for the bridge. + */ + struct mutex hpd_state_mutex; + /** * @hpd_cb: Hot plug detection callback, registered with * drm_bridge_hpd_enable(). */ @@ -1366,14 +1264,6 @@ drm_bridge_get_current_state(struct drm_bridge *bridge) if (!bridge) return NULL; - /* - * Only atomic bridges will have bridge->base initialized by - * drm_atomic_private_obj_init(), so we need to make sure we're - * working with one before we try to use the lock. - */ - if (!bridge->funcs || !bridge->funcs->atomic_reset) - return NULL; - drm_modeset_lock_assert_held(&bridge->base.lock); if (!bridge->base.state) @@ -1481,9 +1371,9 @@ static inline struct drm_bridge *__drm_for_each_bridge_in_chain_next(struct drm_ DEFINE_FREE(__drm_for_each_bridge_in_chain_cleanup, struct drm_bridge *, if (_T) { mutex_unlock(&_T->encoder->bridge_chain_mutex); drm_bridge_put(_T); }) -/* Internal to drm_for_each_bridge_in_chain_scoped() */ +/* Internal to drm_for_each_bridge_in_chain() */ static inline struct drm_bridge * -__drm_for_each_bridge_in_chain_scoped_start(struct drm_encoder *encoder) +__drm_for_each_bridge_in_chain_start(struct drm_encoder *encoder) { mutex_lock(&encoder->bridge_chain_mutex); @@ -1496,8 +1386,7 @@ __drm_for_each_bridge_in_chain_scoped_start(struct drm_encoder *encoder) } /** - * drm_for_each_bridge_in_chain_scoped - iterate over all bridges attached - * to an encoder + * drm_for_each_bridge_in_chain - iterate over all bridges attached to an encoder * @encoder: the encoder to iterate bridges on * @bridge: a bridge pointer updated to point to the current bridge at each * iteration @@ -1507,9 +1396,9 @@ __drm_for_each_bridge_in_chain_scoped_start(struct drm_encoder *encoder) * Automatically gets/puts the bridge reference while iterating and locks * the encoder chain mutex to prevent chain modifications while iterating. */ -#define drm_for_each_bridge_in_chain_scoped(encoder, bridge) \ +#define drm_for_each_bridge_in_chain(encoder, bridge) \ for (struct drm_bridge *bridge __free(__drm_for_each_bridge_in_chain_cleanup) = \ - __drm_for_each_bridge_in_chain_scoped_start((encoder)); \ + __drm_for_each_bridge_in_chain_start((encoder)); \ bridge; \ bridge = __drm_for_each_bridge_in_chain_next(bridge)) \ diff --git a/include/drm/drm_colorop.h b/include/drm/drm_colorop.h index d08a6a8a8392..224fae40ed2b 100644 --- a/include/drm/drm_colorop.h +++ b/include/drm/drm_colorop.h @@ -424,6 +424,8 @@ int drm_plane_colorop_3dlut_init(struct drm_device *dev, struct drm_colorop *col uint32_t flags); struct drm_colorop_state * +drm_atomic_helper_colorop_create_state(struct drm_colorop *colorop); +struct drm_colorop_state * drm_atomic_helper_colorop_duplicate_state(struct drm_colorop *colorop); void drm_colorop_atomic_destroy_state(struct drm_colorop *colorop, diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index 5f5ca023cd65..a0cf0268de48 100644 --- a/include/drm/drm_connector.h +++ b/include/drm/drm_connector.h @@ -571,12 +571,80 @@ enum drm_colorspace { * YCbCr 4:2:2 output format (ie. with horizontal subsampling) * @DRM_OUTPUT_COLOR_FORMAT_YCBCR420: * YCbCr 4:2:0 output format (ie. with horizontal and vertical subsampling) + * @DRM_OUTPUT_COLOR_FORMAT_COUNT: + * Number of valid output color format values in this enum */ enum drm_output_color_format { DRM_OUTPUT_COLOR_FORMAT_RGB444 = 0, DRM_OUTPUT_COLOR_FORMAT_YCBCR444, DRM_OUTPUT_COLOR_FORMAT_YCBCR422, DRM_OUTPUT_COLOR_FORMAT_YCBCR420, + DRM_OUTPUT_COLOR_FORMAT_COUNT, +}; + +/** + * enum drm_connector_color_format - Connector Color Format Request + * + * This enum, unlike &enum drm_output_color_format, is used to specify requests + * for a specific color format on a connector through the DRM "color format" + * property. The difference is that it has an "AUTO" value to specify that + * no specific choice has been made. + */ +enum drm_connector_color_format { + /** + * @DRM_CONNECTOR_COLOR_FORMAT_AUTO: The driver or display protocol + * helpers should pick a suitable color format. All implementations of a + * specific display protocol must behave the same way with "AUTO", but + * different display protocols do not necessarily have the same "AUTO" + * semantics. + * + * For HDMI, "AUTO" picks RGB, but falls back to YCbCr 4:2:0 if the + * bandwidth required for full-scale RGB is not available, or the mode + * is YCbCr 4:2:0-only, as long as the mode and output both support + * YCbCr 4:2:0. + * + * For display protocols other than HDMI, the recursive bridge chain + * format selection picks the first chain of bridge formats that works, + * as has already been the case before the introduction of the "color + * format" property. Non-HDMI bridges should therefore either sort their + * bus output formats by preference, or agree on a unified auto format + * selection logic that's implemented in a common state helper (like + * how HDMI does it). + */ + DRM_CONNECTOR_COLOR_FORMAT_AUTO = 0, + + /** + * @DRM_CONNECTOR_COLOR_FORMAT_RGB444: RGB output format. The + * quantization range depends on the value of the "Broadcast RGB" + * property if it is present on the connector. + */ + DRM_CONNECTOR_COLOR_FORMAT_RGB444, + + /** + * @DRM_CONNECTOR_COLOR_FORMAT_YCBCR444: YCbCr 4:4:4 output format (ie. + * not subsampled). Quantization range is "Limited" by default. + */ + DRM_CONNECTOR_COLOR_FORMAT_YCBCR444, + + /** + * @DRM_CONNECTOR_COLOR_FORMAT_YCBCR422: YCbCr 4:2:2 output format (ie. + * with horizontal subsampling). Quantization range is "Limited" by + * default. + */ + DRM_CONNECTOR_COLOR_FORMAT_YCBCR422, + + /** + * @DRM_CONNECTOR_COLOR_FORMAT_YCBCR420: YCbCr 4:2:0 output format (ie. + * with horizontal and vertical subsampling). Quantization range is + * "Limited" by default. + */ + DRM_CONNECTOR_COLOR_FORMAT_YCBCR420, + + /** + * @DRM_CONNECTOR_COLOR_FORMAT_COUNT: Number of valid connector color + * format values in this enum + */ + DRM_CONNECTOR_COLOR_FORMAT_COUNT, }; const char * @@ -921,6 +989,12 @@ struct drm_display_info { * @amd_vsdb: AMD-specific VSDB information. */ struct drm_amd_vsdb_info amd_vsdb; + + /** + * @panel_type: Panel type from DisplayID Display Parameters + * Data Block (tag 0x21). Uses DRM_MODE_PANEL_TYPE_* constants. + */ + u8 panel_type; }; int drm_display_info_set_bus_formats(struct drm_display_info *info, @@ -1168,6 +1242,13 @@ struct drm_connector_state { enum drm_colorspace colorspace; /** + * @color_format: State variable for Connector property to request + * color format change on Sink. This is most commonly used to switch + * between RGB to YUV and vice-versa. + */ + enum drm_connector_color_format color_format; + + /** * @writeback_job: Writeback job for writeback connectors * * Holds the framebuffer and out-fence for a writeback connector. As @@ -1572,6 +1653,22 @@ struct drm_connector_funcs { void (*destroy)(struct drm_connector *connector); /** + * @atomic_create_state: + * + * Allocate a pristine, initialized, state for the connector + * object and return it. This callback must have no side + * effects: in particular, the returned state must not be + * assigned to the object's state pointer and it must not affect + * the hardware state. + * + * RETURNS: + * + * A new, pristine, connector state instance or an error pointer + * on failure. + */ + struct drm_connector_state *(*atomic_create_state)(struct drm_connector *connector); + + /** * @atomic_duplicate_state: * * Duplicate the current atomic state for this connector and return it. @@ -1712,6 +1809,16 @@ struct drm_connector_funcs { * Allows connectors to create connector-specific debugfs files. */ void (*debugfs_init)(struct drm_connector *connector, struct dentry *root); + + /** + * @color_format: + * + * Allows connectors to return a connector color format other than + * @conn_state.color_format for purposes of e.g. display protocol + * specific helper logic having already mapped it to an output format. + */ + enum drm_connector_color_format (*color_format)( + const struct drm_connector_state *conn_state); }; /** @@ -2166,6 +2273,12 @@ struct drm_connector { struct drm_property *colorspace_property; /** + * @color_format_property: Connector property to set the suitable + * color format supported by the sink. + */ + struct drm_property *color_format_property; + + /** * @path_blob_ptr: * * DRM blob property data for the DP MST path property. This should only @@ -2264,7 +2377,10 @@ struct drm_connector { */ struct mutex edid_override_mutex; - /** @epoch_counter: used to detect any other changes in connector, besides status */ + /** + * @epoch_counter: Used to detect changes in connector. Increased when + * the connector, including its status, is changed. + */ u64 epoch_counter; /** @@ -2522,6 +2638,8 @@ drm_connector_is_unregistered(struct drm_connector *connector) void drm_connector_oob_hotplug_event(struct fwnode_handle *connector_fwnode, enum drm_connector_status status); +enum drm_connector_color_format +drm_connector_get_color_format(const struct drm_connector_state *conn_state); const char *drm_get_connector_type_name(unsigned int connector_type); const char *drm_get_connector_status_name(enum drm_connector_status status); const char *drm_get_subpixel_order_name(enum subpixel_order order); @@ -2648,6 +2766,9 @@ bool drm_connector_has_possible_encoder(struct drm_connector *connector, struct drm_encoder *encoder); const char *drm_get_colorspace_name(enum drm_colorspace colorspace); +int drm_connector_attach_color_format_property(struct drm_connector *connector, + unsigned long supported_color_formats); + /** * drm_for_each_connector_iter - connector_list iterator macro * @connector: &struct drm_connector pointer used as cursor diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index c6dbe8b7db9e..152349f973e3 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -639,6 +639,22 @@ struct drm_crtc_funcs { struct drm_property *property, uint64_t val); /** + * @atomic_create_state: + * + * Allocate a pristine, initialized, state for the CRTC object + * and return it. This callback must have no side effects: in + * particular, the returned state must not be assigned to the + * object's state pointer and it must not affect the hardware + * state. + * + * RETURNS: + * + * A new, pristine, CRTC state instance or an error pointer + * on failure. + */ + struct drm_crtc_state *(*atomic_create_state)(struct drm_crtc *crtc); + + /** * @atomic_duplicate_state: * * Duplicate the current atomic state for this CRTC and return it. diff --git a/include/drm/drm_debugfs.h b/include/drm/drm_debugfs.h index ea8cba94208a..eb93512b0f23 100644 --- a/include/drm/drm_debugfs.h +++ b/include/drm/drm_debugfs.h @@ -48,7 +48,7 @@ * For each DRM GPU VA space drivers should call drm_debugfs_gpuva_info() from * their @show callback. */ -#define DRM_DEBUGFS_GPUVA_INFO(show, data) {"gpuvas", show, DRIVER_GEM_GPUVA, data} +#define DRM_DEBUGFS_GPUVA_INFO(show, data) {"gpuvas", show, 0, data} /** * struct drm_info_list - debugfs info list entry diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h index 42fc085f986d..b23830494ed4 100644 --- a/include/drm/drm_drv.h +++ b/include/drm/drm_drv.h @@ -34,6 +34,7 @@ #include <drm/drm_device.h> +struct dmem_cgroup_init; struct dmem_cgroup_region; struct drm_fb_helper; struct drm_fb_helper_surface_size; @@ -108,12 +109,6 @@ enum drm_driver_feature { */ DRIVER_COMPUTE_ACCEL = BIT(7), /** - * @DRIVER_GEM_GPUVA: - * - * Driver supports user defined GPU VA bindings for GEM objects. - */ - DRIVER_GEM_GPUVA = BIT(8), - /** * @DRIVER_CURSOR_HOTSPOT: * * Driver supports and requires cursor hotspot information in the @@ -439,7 +434,8 @@ void *__devm_drm_dev_alloc(struct device *parent, struct dmem_cgroup_region * drmm_cgroup_register_region(struct drm_device *dev, - const char *region_name, u64 size); + const char *region_name, + const struct dmem_cgroup_init *init); /** * devm_drm_dev_alloc - Resource managed allocation of a &drm_device instance diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h index 8a704f6a65c1..885244e375d3 100644 --- a/include/drm/drm_gem.h +++ b/include/drm/drm_gem.h @@ -661,9 +661,6 @@ static inline bool drm_gem_is_imported(const struct drm_gem_object *obj) * * This initializes the &drm_gem_object's &drm_gpuvm_bo list. * - * Calling this function is only necessary for drivers intending to support the - * &drm_driver_feature DRIVER_GEM_GPUVA. - * * See also drm_gem_gpuva_set_lock(). */ static inline void drm_gem_gpuva_init(struct drm_gem_object *obj) diff --git a/include/drm/drm_gem_shmem_helper.h b/include/drm/drm_gem_shmem_helper.h index b2c23af628e1..bcbb92f3fe9b 100644 --- a/include/drm/drm_gem_shmem_helper.h +++ b/include/drm/drm_gem_shmem_helper.h @@ -142,6 +142,10 @@ struct sg_table *drm_gem_shmem_get_pages_sgt(struct drm_gem_shmem_object *shmem) void drm_gem_shmem_print_info(const struct drm_gem_shmem_object *shmem, struct drm_printer *p, unsigned int indent); +int drm_gem_shmem_create_with_handle(struct drm_file *file_priv, + struct drm_device *dev, size_t size, + uint32_t *handle); + extern const struct vm_operations_struct drm_gem_shmem_vm_ops; /* diff --git a/include/drm/drm_gpusvm.h b/include/drm/drm_gpusvm.h index 8a4d7134a9a7..b7d987bf76aa 100644 --- a/include/drm/drm_gpusvm.h +++ b/include/drm/drm_gpusvm.h @@ -109,9 +109,7 @@ struct drm_gpusvm_notifier { /** * struct drm_gpusvm_pages_flags - Structure representing a GPU SVM pages flags * - * @migrate_devmem: Flag indicating whether the pages can be migrated to device memory * @unmapped: Flag indicating if the pages has been unmapped - * @partial_unmap: Flag indicating if the pages has been partially unmapped * @has_devmem_pages: Flag indicating if the pages has devmem pages * @has_dma_mapping: Flag indicating if the pages has a DMA mapping * @__flags: Flags for pages in u16 form (used for READ_ONCE) @@ -119,11 +117,8 @@ struct drm_gpusvm_notifier { struct drm_gpusvm_pages_flags { union { struct { - /* All flags below must be set upon creation */ - u16 migrate_devmem : 1; /* All flags below must be set / cleared under notifier lock */ u16 unmapped : 1; - u16 partial_unmap : 1; u16 has_devmem_pages : 1; u16 has_dma_mapping : 1; }; @@ -134,6 +129,7 @@ struct drm_gpusvm_pages_flags { /** * struct drm_gpusvm_pages - Structure representing a GPU SVM mapped pages * + * @drm: The DRM device that owns the dma mappings * @dma_addr: Device address array * @dpagemap: The struct drm_pagemap of the device pages we're dma-mapping. * Note this is assuming only one drm_pagemap per range is allowed. @@ -143,6 +139,7 @@ struct drm_gpusvm_pages_flags { * @flags: Flags for the range; see &struct drm_gpusvm_pages_flags */ struct drm_gpusvm_pages { + struct drm_device *drm; struct drm_pagemap_addr *dma_addr; struct drm_pagemap *dpagemap; struct dma_iova_state state; @@ -152,6 +149,27 @@ struct drm_gpusvm_pages { }; /** + * struct drm_gpusvm_range_flags - Range-level GPU SVM flags + * + * @migrate_devmem: Flag indicating whether the range can be migrated to device memory + * @unmapped: Flag indicating if the range has been unmapped + * @partial_unmap: Flag indicating if the range has been partially unmapped + * @__flags: All flags in u16 form (used for READ_ONCE) + */ +struct drm_gpusvm_range_flags { + union { + struct { + /* All flags below must be set upon creation */ + u16 migrate_devmem : 1; + /* All flags below must be set / cleared under notifier lock */ + u16 unmapped : 1; + u16 partial_unmap : 1; + }; + u16 __flags; + }; +}; + +/** * struct drm_gpusvm_range - Structure representing a GPU SVM range * * @gpusvm: Pointer to the GPU SVM structure @@ -159,7 +177,7 @@ struct drm_gpusvm_pages { * @refcount: Reference count for the range * @itree: Interval tree node for the range (inserted in GPU SVM notifier) * @entry: List entry to fast interval tree traversal - * @pages: The pages for this range. + * @flags: Flags for range see &struct drm_gpusvm_range_flags * * This structure represents a GPU SVM range used for tracking memory ranges * mapped in a DRM device. @@ -170,14 +188,13 @@ struct drm_gpusvm_range { struct kref refcount; struct interval_tree_node itree; struct list_head entry; - struct drm_gpusvm_pages pages; + struct drm_gpusvm_range_flags flags; }; /** * struct drm_gpusvm - GPU SVM structure * * @name: Name of the GPU SVM - * @drm: Pointer to the DRM device structure * @mm: Pointer to the mm_struct for the address space * @mm_start: Start address of GPU SVM * @mm_range: Range of the GPU SVM @@ -201,7 +218,6 @@ struct drm_gpusvm_range { */ struct drm_gpusvm { const char *name; - struct drm_device *drm; struct mm_struct *mm; unsigned long mm_start; unsigned long mm_range; @@ -253,7 +269,7 @@ struct drm_gpusvm_ctx { }; int drm_gpusvm_init(struct drm_gpusvm *gpusvm, - const char *name, struct drm_device *drm, + const char *name, struct mm_struct *mm, unsigned long mm_start, unsigned long mm_range, unsigned long notifier_size, @@ -287,16 +303,8 @@ drm_gpusvm_range_get(struct drm_gpusvm_range *range); void drm_gpusvm_range_put(struct drm_gpusvm_range *range); -bool drm_gpusvm_range_pages_valid(struct drm_gpusvm *gpusvm, - struct drm_gpusvm_range *range); - -int drm_gpusvm_range_get_pages(struct drm_gpusvm *gpusvm, - struct drm_gpusvm_range *range, - const struct drm_gpusvm_ctx *ctx); - -void drm_gpusvm_range_unmap_pages(struct drm_gpusvm *gpusvm, - struct drm_gpusvm_range *range, - const struct drm_gpusvm_ctx *ctx); +bool drm_gpusvm_pages_valid(struct drm_gpusvm *gpusvm, + struct drm_gpusvm_pages *svm_pages); bool drm_gpusvm_has_mapping(struct drm_gpusvm *gpusvm, unsigned long start, unsigned long end); @@ -310,6 +318,8 @@ drm_gpusvm_range_find(struct drm_gpusvm_notifier *notifier, unsigned long start, unsigned long end); void drm_gpusvm_range_set_unmapped(struct drm_gpusvm_range *range, + struct drm_gpusvm_pages *pages, + unsigned int pages_count, const struct mmu_notifier_range *mmu_range); int drm_gpusvm_get_pages(struct drm_gpusvm *gpusvm, @@ -329,6 +339,23 @@ void drm_gpusvm_free_pages(struct drm_gpusvm *gpusvm, unsigned long npages); /** + * drm_gpusvm_init_pages() - Initialize a freshly allocated drm_gpusvm_pages + * @svm_pages: Pointer to the drm_gpusvm_pages to initialize. + * @drm: The DRM device that will own DMA mappings for this pages object. + * + * Drivers that embed one or more drm_gpusvm_pages in their own range + * structure must call this once on each pages instance after allocation, + * before the first drm_gpusvm_get_pages() / unmap / free. + */ +static inline void drm_gpusvm_init_pages(struct drm_gpusvm_pages *svm_pages, + struct drm_device *drm) +{ + memset(svm_pages, 0, sizeof(*svm_pages)); + svm_pages->drm = drm; + svm_pages->notifier_seq = LONG_MAX; +} + +/** * enum drm_gpusvm_scan_result - Scan result from the drm_gpusvm_scan_mm() function. * @DRM_GPUSVM_SCAN_UNPOPULATED: At least one page was not present or inaccessible. * @DRM_GPUSVM_SCAN_EQUAL: All pages belong to the struct dev_pagemap indicated as diff --git a/include/drm/drm_gpuvm.h b/include/drm/drm_gpuvm.h index 655bd9104ffb..38221d83285b 100644 --- a/include/drm/drm_gpuvm.h +++ b/include/drm/drm_gpuvm.h @@ -159,8 +159,6 @@ struct drm_gpuva *drm_gpuva_find(struct drm_gpuvm *gpuvm, u64 addr, u64 range); struct drm_gpuva *drm_gpuva_find_first(struct drm_gpuvm *gpuvm, u64 addr, u64 range); -struct drm_gpuva *drm_gpuva_find_prev(struct drm_gpuvm *gpuvm, u64 start); -struct drm_gpuva *drm_gpuva_find_next(struct drm_gpuvm *gpuvm, u64 end); /** * drm_gpuva_invalidate() - sets whether the backing GEM of this &drm_gpuva is @@ -930,6 +928,8 @@ struct drm_gpuva_op_unmap { * If either a new mapping's start address is aligned with the start address * of the old mapping or the new mapping's end address is aligned with the * end address of the old mapping, either @prev or @next is NULL. + * This will also be the case when the requested mapping begins before the + * old mapping's start address or stretches beyond its end address. * * Note, the reason for a dedicated remap operation, rather than arbitrary * unmap and map operations, is to give drivers the chance of extracting driver diff --git a/include/drm/drm_managed.h b/include/drm/drm_managed.h index 72bfac002c06..72d0d68be226 100644 --- a/include/drm/drm_managed.h +++ b/include/drm/drm_managed.h @@ -18,7 +18,7 @@ typedef void (*drmres_release_t)(struct drm_device *dev, void *res); * @action: function which should be called when @dev is released * @data: opaque pointer, passed to @action * - * This function adds the @release action with optional parameter @data to the + * This function adds the release @action with optional parameter @data to the * list of cleanup actions for @dev. The cleanup actions will be run in reverse * order in the final drm_dev_put() call for @dev. */ diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h index b429acde4f71..7ff43967251e 100644 --- a/include/drm/drm_mipi_dsi.h +++ b/include/drm/drm_mipi_dsi.h @@ -138,6 +138,8 @@ struct mipi_dsi_host *of_find_mipi_dsi_host_by_node(struct device_node *node); #define MIPI_DSI_MODE_LPM BIT(11) /* transmit data ending at the same time for all lanes within one hsync */ #define MIPI_DSI_HS_PKT_END_ALIGNED BIT(12) +/* pack all DSC slices for a line into a single packet */ +#define MIPI_DSI_MODE_DSC_ALL_SLICES_IN_PKT BIT(13) enum mipi_dsi_pixel_format { MIPI_DSI_FMT_RGB888, diff --git a/include/drm/drm_mode_config.h b/include/drm/drm_mode_config.h index e584652ddf67..d8f5b7e9673e 100644 --- a/include/drm/drm_mode_config.h +++ b/include/drm/drm_mode_config.h @@ -1007,6 +1007,7 @@ static inline int drm_mode_config_init(struct drm_device *dev) return drmm_mode_config_init(dev); } +int drm_mode_config_create_initial_state(struct drm_device *dev); void drm_mode_config_reset(struct drm_device *dev); void drm_mode_config_cleanup(struct drm_device *dev); diff --git a/include/drm/drm_modes.h b/include/drm/drm_modes.h index b9bb92e4b029..6e3eccc3c349 100644 --- a/include/drm/drm_modes.h +++ b/include/drm/drm_modes.h @@ -193,6 +193,7 @@ enum drm_mode_status { #define DRM_MODE_MATCH_FLAGS (1 << 2) #define DRM_MODE_MATCH_3D_FLAGS (1 << 3) #define DRM_MODE_MATCH_ASPECT_RATIO (1 << 4) +#define DRM_MODE_MATCH_TIMINGS_VRR (1 << 5) /** * struct drm_display_mode - DRM kernel-internal display mode structure diff --git a/include/drm/drm_of.h b/include/drm/drm_of.h index 7bcc0ccfe0f4..ebebed14c611 100644 --- a/include/drm/drm_of.h +++ b/include/drm/drm_of.h @@ -20,6 +20,8 @@ struct device_node; struct mipi_dsi_device_info; struct mipi_dsi_host; +enum drm_panel_orientation; + /** * enum drm_lvds_dual_link_pixels - Pixel order of an LVDS dual-link connection * @DRM_LVDS_DUAL_LINK_EVEN_ODD_PIXELS: Even pixels are expected to be generated @@ -47,6 +49,8 @@ int drm_of_component_probe(struct device *dev, int drm_of_encoder_active_endpoint(struct device_node *node, struct drm_encoder *encoder, struct of_endpoint *endpoint); +int drm_of_get_panel_orientation(const struct device_node *np, + enum drm_panel_orientation *orientation); int drm_of_find_panel_or_bridge(const struct device_node *np, int port, int endpoint, struct drm_panel **panel, @@ -101,6 +105,13 @@ static inline int drm_of_encoder_active_endpoint(struct device_node *node, { return -EINVAL; } + +static inline int drm_of_get_panel_orientation(const struct device_node *np, + enum drm_panel_orientation *orientation) +{ + return -EINVAL; +} + static inline int drm_of_find_panel_or_bridge(const struct device_node *np, int port, int endpoint, struct drm_panel **panel, diff --git a/include/drm/drm_panel.h b/include/drm/drm_panel.h index 86b3f9c65c92..b87323443f49 100644 --- a/include/drm/drm_panel.h +++ b/include/drm/drm_panel.h @@ -337,19 +337,11 @@ int drm_panel_get_modes(struct drm_panel *panel, struct drm_connector *connector #if defined(CONFIG_OF) && defined(CONFIG_DRM_PANEL) struct drm_panel *of_drm_find_panel(const struct device_node *np); -int of_drm_get_panel_orientation(const struct device_node *np, - enum drm_panel_orientation *orientation); #else static inline struct drm_panel *of_drm_find_panel(const struct device_node *np) { return ERR_PTR(-ENODEV); } - -static inline int of_drm_get_panel_orientation(const struct device_node *np, - enum drm_panel_orientation *orientation) -{ - return -ENODEV; -} #endif #if defined(CONFIG_DRM_PANEL) diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h index 419c88c873a6..2c5a5a70a71b 100644 --- a/include/drm/drm_plane.h +++ b/include/drm/drm_plane.h @@ -389,6 +389,22 @@ struct drm_plane_funcs { struct drm_property *property, uint64_t val); /** + * @atomic_create_state: + * + * Allocate a pristine, initialized, state for the plane object + * and return it. This callback must have no side effects: in + * particular, the returned state must not be assigned to the + * object's state pointer and it must not affect the hardware + * state. + * + * RETURNS: + * + * A new, pristine, plane state instance or an error pointer + * on failure. + */ + struct drm_plane_state *(*atomic_create_state)(struct drm_plane *plane); + + /** * @atomic_duplicate_state: * * Duplicate the current atomic state for this plane and return it. diff --git a/include/drm/drm_print.h b/include/drm/drm_print.h index ab017b05e175..2adc5ac688e1 100644 --- a/include/drm/drm_print.h +++ b/include/drm/drm_print.h @@ -87,7 +87,7 @@ extern unsigned long __drm_debug; * - drm.debug=0x2 will enable DRIVER messages * - drm.debug=0x3 will enable CORE and DRIVER messages * - ... - * - drm.debug=0x1ff will enable all messages + * - drm.debug=0x3ff will enable all messages * * An interesting feature is that it's possible to enable verbose logging at * run-time by echoing the debug value in its sysfs node:: diff --git a/include/drm/gpu_scheduler.h b/include/drm/gpu_scheduler.h index 790f7ecb6b85..7a64cc11de08 100644 --- a/include/drm/gpu_scheduler.h +++ b/include/drm/gpu_scheduler.h @@ -230,8 +230,7 @@ struct drm_sched_entity { * @stopped: * * Marks the enity as removed from rq and destined for - * termination. This is set by calling drm_sched_entity_flush() and by - * drm_sched_fini(). + * termination. This is set by calling drm_sched_entity_flush(). */ bool stopped; diff --git a/include/drm/intel/display_parent_interface.h b/include/drm/intel/display_parent_interface.h index 39991afeb173..de395df9ca30 100644 --- a/include/drm/intel/display_parent_interface.h +++ b/include/drm/intel/display_parent_interface.h @@ -167,7 +167,9 @@ struct intel_display_overlay_interface { struct intel_display_panic_interface { struct intel_panic *(*alloc)(void); - int (*setup)(struct intel_panic *panic, struct drm_scanout_buffer *sb); + int (*setup)(struct intel_panic *panic, struct drm_scanout_buffer *sb, + struct drm_gem_object *obj, + unsigned int (*tiling)(unsigned int x, unsigned int y, unsigned int width)); void (*finish)(struct intel_panic *panic); }; diff --git a/include/drm/intel/mchbar_regs.h b/include/drm/intel/mchbar_regs.h index ca0d421be16c..66498ca5e40b 100644 --- a/include/drm/intel/mchbar_regs.h +++ b/include/drm/intel/mchbar_regs.h @@ -6,8 +6,6 @@ #ifndef __INTEL_MCHBAR_REGS__ #define __INTEL_MCHBAR_REGS__ -#include "i915_reg_defs.h" - /* * MCHBAR mirror. * diff --git a/include/drm/intel/pciids.h b/include/drm/intel/pciids.h index e32ef763427c..dff389b56eb3 100644 --- a/include/drm/intel/pciids.h +++ b/include/drm/intel/pciids.h @@ -893,8 +893,9 @@ MACRO__(0xD741, ## __VA_ARGS__), \ MACRO__(0xD742, ## __VA_ARGS__), \ MACRO__(0xD743, ## __VA_ARGS__), \ - MACRO__(0xD744, ## __VA_ARGS__), \ - MACRO__(0xD745, ## __VA_ARGS__) + MACRO__(0xD745, ## __VA_ARGS__), \ + MACRO__(0xD74A, ## __VA_ARGS__), \ + MACRO__(0xD74B, ## __VA_ARGS__) /* CRI */ #define INTEL_CRI_IDS(MACRO__, ...) \ diff --git a/include/drm/ttm/ttm_bo.h b/include/drm/ttm/ttm_bo.h index 8310bc3d55f9..32791c4db2a9 100644 --- a/include/drm/ttm/ttm_bo.h +++ b/include/drm/ttm/ttm_bo.h @@ -226,6 +226,11 @@ struct ttm_lru_walk_arg { struct ww_acquire_ctx *ticket; /** @trylock_only: Only use trylock for locking. */ bool trylock_only; + /** + * @sleeping_lock: Use sleeping locks even with %NULL @ticket. + * @trylock_only has precedence over this field. + */ + bool sleeping_lock; }; /** @@ -431,6 +436,11 @@ void ttm_bo_unpin(struct ttm_buffer_object *bo); int ttm_bo_evict_first(struct ttm_device *bdev, struct ttm_resource_manager *man, struct ttm_operation_ctx *ctx); +s64 ttm_bo_evict_cgroup(struct ttm_device *bdev, + struct ttm_resource_manager *man, + struct dmem_cgroup_pool_state *limit_pool, + s64 target_bytes, + struct ttm_operation_ctx *ctx); int ttm_bo_access(struct ttm_buffer_object *bo, unsigned long offset, void *buf, int len, int write); vm_fault_t ttm_bo_vm_reserve(struct ttm_buffer_object *bo, diff --git a/include/drm/ttm/ttm_resource.h b/include/drm/ttm/ttm_resource.h index a5d386583fb6..3f2812743a7e 100644 --- a/include/drm/ttm/ttm_resource.h +++ b/include/drm/ttm/ttm_resource.h @@ -39,6 +39,7 @@ struct dentry; struct dmem_cgroup_device; +struct dmem_cgroup_region; struct drm_printer; struct ttm_device; struct ttm_resource_manager; @@ -458,10 +459,14 @@ void ttm_resource_init(struct ttm_buffer_object *bo, void ttm_resource_fini(struct ttm_resource_manager *man, struct ttm_resource *res); +int ttm_resource_try_charge(struct ttm_buffer_object *bo, + const struct ttm_place *place, + struct dmem_cgroup_pool_state **ret_pool, + struct dmem_cgroup_pool_state **ret_limit_pool); int ttm_resource_alloc(struct ttm_buffer_object *bo, const struct ttm_place *place, struct ttm_resource **res, - struct dmem_cgroup_pool_state **ret_limit_pool); + struct dmem_cgroup_pool_state *charge_pool); void ttm_resource_free(struct ttm_buffer_object *bo, struct ttm_resource **res); bool ttm_resource_intersects(struct ttm_device *bdev, struct ttm_resource *res, @@ -477,6 +482,12 @@ void ttm_resource_manager_init(struct ttm_resource_manager *man, struct ttm_device *bdev, uint64_t size); +void ttm_resource_manager_set_dmem_region(struct ttm_resource_manager *man, + struct dmem_cgroup_region *region); + +int ttm_resource_manager_dmem_reclaim(struct dmem_cgroup_pool_state *pool, + u64 target_bytes, void *priv); + int ttm_resource_manager_evict_all(struct ttm_device *bdev, struct ttm_resource_manager *man); diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index 303655d9deaf..5dfa915a630e 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -650,6 +650,27 @@ static inline struct cgroup *cgroup_ancestor(struct cgroup *cgrp, } /** + * cgroup_common_ancestor - find common ancestor of two cgroups + * @a: first cgroup to find common ancestor of + * @b: second cgroup to find common ancestor of + * + * Find the first cgroup that is an ancestor of both @a and @b, if it exists + * and return a pointer to it. If such a cgroup doesn't exist, return NULL. + * + * This function is safe to call as long as both @a and @b are accessible. + */ +static inline struct cgroup *cgroup_common_ancestor(struct cgroup *a, + struct cgroup *b) +{ + int level; + + for (level = min(a->level, b->level); level >= 0; level--) + if (a->ancestors[level] == b->ancestors[level]) + return a->ancestors[level]; + return NULL; +} + +/** * task_under_cgroup_hierarchy - test task's membership of cgroup ancestry * @task: the task to be tested * @ancestor: possible ancestor of @task's cgroup diff --git a/include/linux/cgroup_dmem.h b/include/linux/cgroup_dmem.h index dd4869f1d736..c6cad9501770 100644 --- a/include/linux/cgroup_dmem.h +++ b/include/linux/cgroup_dmem.h @@ -14,8 +14,40 @@ struct dmem_cgroup_pool_state; /* Opaque definition of a cgroup region, used internally */ struct dmem_cgroup_region; +/** + * struct dmem_cgroup_ops - Operations for a dmem cgroup region. + * @reclaim: Optional callback invoked when dmem.max is set below the current + * usage of a pool. The driver should attempt to free at least + * @target_bytes from @pool. May be called multiple times if usage + * remains above the limit after returning. + * + * Return: 0 if some progress was made (even if less than + * @target_bytes was freed), -ENOSPC if no progress could be made + * (the caller will retry up to a bounded number of times), or + * another negative error code if a fatal error occurred (stops + * further reclaim attempts immediately). + */ +struct dmem_cgroup_ops { + int (*reclaim)(struct dmem_cgroup_pool_state *pool, + u64 target_bytes, void *priv); +}; + +/** + * struct dmem_cgroup_init - Initialization parameters for a dmem cgroup region. + * @size: Size of the region in bytes. + * @ops: Optional operations for this region. May be NULL. + * @reclaim_priv: Opaque pointer passed to @ops->reclaim. May be NULL. + */ +struct dmem_cgroup_init { + u64 size; + const struct dmem_cgroup_ops *ops; + void *reclaim_priv; +}; + #if IS_ENABLED(CONFIG_CGROUP_DMEM) -struct dmem_cgroup_region *dmem_cgroup_register_region(u64 size, const char *name_fmt, ...) __printf(2,3); +struct dmem_cgroup_region * +dmem_cgroup_register_region(const struct dmem_cgroup_init *init, + const char *name_fmt, ...) __printf(2, 3); void dmem_cgroup_unregister_region(struct dmem_cgroup_region *region); int dmem_cgroup_try_charge(struct dmem_cgroup_region *region, u64 size, struct dmem_cgroup_pool_state **ret_pool, @@ -24,11 +56,17 @@ void dmem_cgroup_uncharge(struct dmem_cgroup_pool_state *pool, u64 size); bool dmem_cgroup_state_evict_valuable(struct dmem_cgroup_pool_state *limit_pool, struct dmem_cgroup_pool_state *test_pool, bool ignore_low, bool *ret_hit_low); +bool dmem_cgroup_below_min(struct dmem_cgroup_pool_state *root, + struct dmem_cgroup_pool_state *test); +bool dmem_cgroup_below_low(struct dmem_cgroup_pool_state *root, + struct dmem_cgroup_pool_state *test); +struct dmem_cgroup_pool_state *dmem_cgroup_get_common_ancestor(struct dmem_cgroup_pool_state *a, + struct dmem_cgroup_pool_state *b); void dmem_cgroup_pool_state_put(struct dmem_cgroup_pool_state *pool); #else -static inline __printf(2,3) struct dmem_cgroup_region * -dmem_cgroup_register_region(u64 size, const char *name_fmt, ...) +static inline __printf(2, 3) struct dmem_cgroup_region * +dmem_cgroup_register_region(const struct dmem_cgroup_init *init, const char *name_fmt, ...) { return NULL; } @@ -59,6 +97,25 @@ bool dmem_cgroup_state_evict_valuable(struct dmem_cgroup_pool_state *limit_pool, return true; } +static inline bool dmem_cgroup_below_min(struct dmem_cgroup_pool_state *root, + struct dmem_cgroup_pool_state *test) +{ + return false; +} + +static inline bool dmem_cgroup_below_low(struct dmem_cgroup_pool_state *root, + struct dmem_cgroup_pool_state *test) +{ + return false; +} + +static inline +struct dmem_cgroup_pool_state *dmem_cgroup_get_common_ancestor(struct dmem_cgroup_pool_state *a, + struct dmem_cgroup_pool_state *b) +{ + return NULL; +} + static inline void dmem_cgroup_pool_state_put(struct dmem_cgroup_pool_state *pool) { } diff --git a/include/linux/dma-fence-unwrap.h b/include/linux/dma-fence-unwrap.h index 62df222fe0f1..7bfacdf79de2 100644 --- a/include/linux/dma-fence-unwrap.h +++ b/include/linux/dma-fence-unwrap.h @@ -8,6 +8,8 @@ #ifndef __LINUX_DMA_FENCE_UNWRAP_H #define __LINUX_DMA_FENCE_UNWRAP_H +#include <linux/types.h> + struct dma_fence; /** @@ -48,11 +50,11 @@ struct dma_fence *dma_fence_unwrap_next(struct dma_fence_unwrap *cursor); for (fence = dma_fence_unwrap_first(head, cursor); fence; \ fence = dma_fence_unwrap_next(cursor)) -struct dma_fence *__dma_fence_unwrap_merge(unsigned int num_fences, +struct dma_fence *__dma_fence_unwrap_merge(size_t num_fences, struct dma_fence **fences, struct dma_fence_unwrap *cursors); -int dma_fence_dedup_array(struct dma_fence **array, int num_fences); +size_t dma_fence_dedup_array(struct dma_fence **array, size_t num_fences); /** * dma_fence_unwrap_merge - unwrap and merge fences diff --git a/include/linux/dma-fence.h b/include/linux/dma-fence.h index b52ab692b22e..158cd609f103 100644 --- a/include/linux/dma-fence.h +++ b/include/linux/dma-fence.h @@ -448,7 +448,7 @@ int dma_fence_add_callback(struct dma_fence *fence, dma_fence_func_t func); bool dma_fence_remove_callback(struct dma_fence *fence, struct dma_fence_cb *cb); -void dma_fence_enable_sw_signaling(struct dma_fence *fence); +void dma_fence_enable_signaling(struct dma_fence *fence); /** * DOC: Safe external access to driver provided object members @@ -534,7 +534,7 @@ dma_fence_is_signaled_locked(struct dma_fence *fence) * Returns true if the fence was already signaled, false if not. Since this * function doesn't enable signaling, it is not guaranteed to ever return * true if dma_fence_add_callback(), dma_fence_wait() or - * dma_fence_enable_sw_signaling() haven't been called before. + * dma_fence_enable_signaling() haven't been called before. * * It's recommended for seqno fences to call dma_fence_signal when the * operation is complete, it makes it possible to prevent issues from diff --git a/include/linux/font.h b/include/linux/font.h index 6845f02d739a..ea23b727388b 100644 --- a/include/linux/font.h +++ b/include/linux/font.h @@ -101,6 +101,9 @@ font_data_t *font_data_import(const struct console_font *font, unsigned int vpit void font_data_get(font_data_t *fd); bool font_data_put(font_data_t *fd); unsigned int font_data_size(font_data_t *fd); +const unsigned char *font_data_glyph_buf(font_data_t *fd, + unsigned int width, unsigned int vpitch, + unsigned int c); bool font_data_is_equal(font_data_t *lhs, font_data_t *rhs); int font_data_export(font_data_t *fd, struct console_font *font, unsigned int vpitch); diff --git a/include/linux/gpu_buddy.h b/include/linux/gpu_buddy.h index 71941a039648..2c36124bb696 100644 --- a/include/linux/gpu_buddy.h +++ b/include/linux/gpu_buddy.h @@ -173,6 +173,21 @@ struct gpu_buddy { * that fits in the remaining space. */ struct gpu_buddy_block **roots; + /* + * Per-order free block scoreboard: free_scoreboard[order] holds the + * number of blocks of that order currently in the free state. + * Incremented in mark_free(), decremented wherever rbtree_remove() is + * called on a free block. + */ + u64 *free_scoreboard; + /* + * Per-order used block scoreboard: used_scoreboard[order] holds the + * number of blocks of that order currently in the allocated state. + * Incremented in mark_allocated(), decremented in mark_free() (guarded + * by gpu_buddy_block_is_allocated()) and in __gpu_buddy_free() when an + * allocated block is consumed directly during buddy coalescing. + */ + u64 *used_scoreboard; /* public: */ unsigned int n_roots; unsigned int max_order; @@ -272,6 +287,8 @@ void gpu_buddy_reset_clear(struct gpu_buddy *mm, bool is_clear); void gpu_buddy_free_block(struct gpu_buddy *mm, struct gpu_buddy_block *block); +struct gpu_buddy_block *gpu_buddy_allocated_addr_to_block(struct gpu_buddy *mm, u64 addr); + void gpu_buddy_free_list(struct gpu_buddy *mm, struct list_head *objects, unsigned int flags); diff --git a/include/linux/pci.h b/include/linux/pci.h index c956bbf18ecc..cc64cd616522 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -2603,7 +2603,7 @@ void pci_iov_remove_virtfn(struct pci_dev *dev, int id); int pci_num_vf(struct pci_dev *dev); int pci_vfs_assigned(struct pci_dev *dev); int pci_sriov_set_totalvfs(struct pci_dev *dev, u16 numvfs); -int pci_sriov_get_totalvfs(struct pci_dev *dev); +unsigned int pci_sriov_get_totalvfs(struct pci_dev *dev); int pci_sriov_configure_simple(struct pci_dev *dev, int nr_virtfn); resource_size_t pci_iov_resource_size(const struct pci_dev *dev, int resno); int pci_iov_vf_bar_set_size(struct pci_dev *dev, int resno, int size); @@ -2656,7 +2656,7 @@ static inline int pci_vfs_assigned(struct pci_dev *dev) { return 0; } static inline int pci_sriov_set_totalvfs(struct pci_dev *dev, u16 numvfs) { return 0; } -static inline int pci_sriov_get_totalvfs(struct pci_dev *dev) +static inline unsigned int pci_sriov_get_totalvfs(struct pci_dev *dev) { return 0; } #define pci_sriov_configure_simple NULL static inline resource_size_t pci_iov_resource_size(const struct pci_dev *dev, diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 48d851fbd8ea..5842552294c1 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -1791,22 +1791,8 @@ static inline int perf_is_paranoid(void) } extern int perf_allow_kernel(void); - -static inline int perf_allow_cpu(void) -{ - if (sysctl_perf_event_paranoid > 0 && !perfmon_capable()) - return -EACCES; - - return security_perf_event_open(PERF_SECURITY_CPU); -} - -static inline int perf_allow_tracepoint(void) -{ - if (sysctl_perf_event_paranoid > -1 && !perfmon_capable()) - return -EPERM; - - return security_perf_event_open(PERF_SECURITY_TRACEPOINT); -} +extern int perf_allow_cpu(void); +extern int perf_allow_tracepoint(void); extern int perf_exclude_event(struct perf_event *event, struct pt_regs *regs); @@ -2023,6 +2009,19 @@ perf_event_pause(struct perf_event *event, bool reset) { return 0; } static inline int perf_exclude_event(struct perf_event *event, struct pt_regs *regs) { return 0; } +static inline int perf_allow_kernel(void) +{ + return perfmon_capable() ? 0 : -EACCES; +} +static inline int perf_allow_cpu(void) +{ + return perfmon_capable() ? 0 : -EACCES; +} +static inline int perf_allow_tracepoint(void) +{ + return perfmon_capable() ? 0 : -EPERM; +} + #endif /* !CONFIG_PERF_EVENTS */ #if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_CPU_SUP_INTEL) diff --git a/include/linux/sysfb.h b/include/linux/sysfb.h index 5226efde9ad4..ed23d6516223 100644 --- a/include/linux/sysfb.h +++ b/include/linux/sysfb.h @@ -118,7 +118,7 @@ struct platform_device *sysfb_create_simplefb(const struct screen_info *si, const struct simplefb_platform_data *mode, struct device *parent); -#else /* CONFIG_SYSFB_SIMPLE */ +#else /* CONFIG_SYSFB_SIMPLEFB */ static inline bool sysfb_parse_mode(const struct screen_info *si, struct simplefb_platform_data *mode) @@ -133,6 +133,6 @@ static inline struct platform_device *sysfb_create_simplefb(const struct screen_ return ERR_PTR(-EINVAL); } -#endif /* CONFIG_SYSFB_SIMPLE */ +#endif /* CONFIG_SYSFB_SIMPLEFB */ #endif /* _LINUX_SYSFB_H */ diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index 9f3090db2f16..b32c72a662b6 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -58,6 +58,7 @@ extern "C" { #define DRM_AMDGPU_USERQ_SIGNAL 0x17 #define DRM_AMDGPU_USERQ_WAIT 0x18 #define DRM_AMDGPU_GEM_LIST_HANDLES 0x19 +#define DRM_AMDGPU_PROC_OPTIONS 0x1A #define DRM_IOCTL_AMDGPU_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_CREATE, union drm_amdgpu_gem_create) #define DRM_IOCTL_AMDGPU_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_MMAP, union drm_amdgpu_gem_mmap) @@ -79,6 +80,7 @@ extern "C" { #define DRM_IOCTL_AMDGPU_USERQ_SIGNAL DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_USERQ_SIGNAL, struct drm_amdgpu_userq_signal) #define DRM_IOCTL_AMDGPU_USERQ_WAIT DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_USERQ_WAIT, struct drm_amdgpu_userq_wait) #define DRM_IOCTL_AMDGPU_GEM_LIST_HANDLES DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_LIST_HANDLES, struct drm_amdgpu_gem_list_handles) +#define DRM_IOCTL_AMDGPU_PROC_OPTIONS DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_PROC_OPTIONS, struct drm_amdgpu_proc_options) /** * DOC: memory domains @@ -1673,6 +1675,25 @@ struct drm_amdgpu_info_uq_metadata { #define AMDGPU_FAMILY_GC_11_5_4 154 /* GC 11.5.4 */ #define AMDGPU_FAMILY_GC_12_0_0 152 /* GC 12.0.0 */ +/* + * Definition of user options + * + * option: AMDGPU_PROC_OPTIONS_OP_KFD_SIGBUS_DELAY + * 0: Disable sigbus delay - SIGBUS will be raised immediately + * 0xFFFFFFFF: SIGBUS will not be raised + * other: Set the sigbus delay in milliseconds + */ +#define AMDGPU_PROC_OPTIONS_OP_KFD_SIGBUS_DELAY 0 + +#define AMDGPU_PROC_OPTIONS_KFD_SIGBUS_DELAY_DISABLED 0xFFFFFFFFu + +struct drm_amdgpu_proc_options { + __u32 op; + struct { + __u32 value; + } kfd_sigbus_delay; +}; + #if defined(__cplusplus) } #endif diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h index 3a4d4dc635bf..a103fdc0b3a3 100644 --- a/include/uapi/drm/drm_fourcc.h +++ b/include/uapi/drm/drm_fourcc.h @@ -1646,30 +1646,46 @@ drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier) * For multi-plane formats the above surfaces get merged into one plane for * each format plane, based on the required alignment only. * - * Bits Parameter Notes - * ----- ------------------------ --------------------------------------------- + * Bits Parameter Notes + * ------- ------------------------ --------------------------------------------- + * + * DRM format modifier fields on AMD GPUs: + * 7:0 TILE_VERSION Values are AMD_FMT_MOD_TILE_VER_* + * 12:8 TILE Values are AMD_FMT_MOD_TILE_<version>_* + * 13 DCC Delta Color Compression, supported on GFX8 and newer + * 55:14 (chip specific) See below for details, depends on GFX block version + * 63:56 Vendor Value is DRM_FORMAT_MOD_VENDOR_AMD + * + * Chip specific fields on Gfx9 and newer: + * 14 DCC_RETILE + * 15 DCC_PIPE_ALIGN + * 16 DCC_INDEPENDENT_64B + * 17 DCC_INDEPENDENT_128B + * 19:18 DCC_MAX_COMPRESSED_BLOCK Values are AMD_FMT_MOD_DCC_BLOCK_* + * 20 DCC_CONSTANT_ENCODE + * 23:21 PIPE_XOR_BITS Only for some chips + * 26:24 BANK_XOR_BITS Only for some chips + * 29:27 PACKERS Only for some chips + * 32:30 RB Only for some chips + * 35:33 PIPE Only for some chips + * 55:36 - Reserved for future use, must be zero + * + * Chip specific fields on Gfx6-8: + * 16:14 MICROTILE Micro tile format + * 21:17 PIPE_CONFIG Number of pipes and how pipes are interleaved + * 24:22 TILE_SPLIT Tile split size + * 26:25 BANK_WIDTH Number of tiles in the X direction in the same bank + * 28:27 BANK_HEIGHT Number of tiles in the Y direction in the same bank + * 30:29 MACRO_TILE_ASPECT Macro tile aspect ratio + * 32:31 NUM_BANKS Number of banks + * 55:33 - Reserved for future use, must be zero * - * 7:0 TILE_VERSION Values are AMD_FMT_MOD_TILE_VER_* - * 12:8 TILE Values are AMD_FMT_MOD_TILE_<version>_* - * 13 DCC - * 14 DCC_RETILE - * 15 DCC_PIPE_ALIGN - * 16 DCC_INDEPENDENT_64B - * 17 DCC_INDEPENDENT_128B - * 19:18 DCC_MAX_COMPRESSED_BLOCK Values are AMD_FMT_MOD_DCC_BLOCK_* - * 20 DCC_CONSTANT_ENCODE - * 23:21 PIPE_XOR_BITS Only for some chips - * 26:24 BANK_XOR_BITS Only for some chips - * 29:27 PACKERS Only for some chips - * 32:30 RB Only for some chips - * 35:33 PIPE Only for some chips - * 55:36 - Reserved for future use, must be zero */ #define AMD_FMT_MOD fourcc_mod_code(AMD, 0) #define IS_AMD_FMT_MOD(val) (((val) >> 56) == DRM_FORMAT_MOD_VENDOR_AMD) -/* Reserve 0 for GFX8 and older */ +#define AMD_FMT_MOD_TILE_VER_GFX6 0 #define AMD_FMT_MOD_TILE_VER_GFX9 1 #define AMD_FMT_MOD_TILE_VER_GFX10 2 #define AMD_FMT_MOD_TILE_VER_GFX10_RBPLUS 3 @@ -1677,6 +1693,23 @@ drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier) #define AMD_FMT_MOD_TILE_VER_GFX12 5 /* + * Gfx6-8 tiling modes. + * A complete reference implementation is found in addrlib in the Mesa code base. + * + * - Microtiled modes (1D): + * Pixel data is organized into micro tiles of 8x8 pixels. + * + * - Macrotiled modes (2D): + * Micro tiles are further organized into macro tiles. + * These are optimized for even load distribution among memory channels. + * + * Note that only THIN1 modes are exposed here. + * THICK and XTHICK are for 3D images and not relevant to DRM format modifiers. + */ +#define AMD_FMT_MOD_TILE_GFX6_1D_TILED_THIN1 0x2 +#define AMD_FMT_MOD_TILE_GFX6_2D_TILED_THIN1 0x4 + +/* * 64K_S is the same for GFX9/GFX10/GFX10_RBPLUS and hence has GFX9 as canonical * version. */ @@ -1774,6 +1807,146 @@ drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier) #define AMD_FMT_MOD_PIPE_SHIFT 33 #define AMD_FMT_MOD_PIPE_MASK 0x7 +/* + * MICRO_TILE_MODE, 3 bits. Determines the micro tile format. + * Only relevant to Gfx6-8. + * + * DISPLAY - Displayable tiling + * THIN - Non-displayable tiling, a.k.a thin micro tiling + * DEPTH, THICK - not exposed, not relevant to DRM format modifier use cases + * ROTATED - not exposed, not implemented in Linux or Mesa + */ +#define AMD_FMT_MOD_MICROTILE_SHIFT 14ULL +#define AMD_FMT_MOD_MICROTILE_MASK 0x7 + +#define AMD_FMT_MOD_MICROTILE_DISPLAY 0x0 +#define AMD_FMT_MOD_MICROTILE_THIN 0x1 + +/* + * PIPE_CONFIG, 5 bits. Number of pipes and how pipes are interleaved on the surface, + * which means the shader engine tile size and packer tile size. + * Typically matches the number of memory channels, or number of RBs. + * Only relevant to Gfx6-8 macro tiled modes. + * + * P<n>_<a>x<b>_<c>x<d> + * where: + * <n> - number of pipes + * <a>x<b> - shader engine tile size + * <c>x<d> - packer tile size + */ +#define AMD_FMT_MOD_PIPE_CONFIG_SHIFT 17ULL +#define AMD_FMT_MOD_PIPE_CONFIG_MASK 0x1f + +#define AMD_FMT_MOD_PIPE_CONFIG_P2 0x0 +#define AMD_FMT_MOD_PIPE_CONFIG_P4_8x16 0x4 +#define AMD_FMT_MOD_PIPE_CONFIG_P4_16x16 0x5 +#define AMD_FMT_MOD_PIPE_CONFIG_P4_16x32 0x6 +#define AMD_FMT_MOD_PIPE_CONFIG_P4_32x32 0x7 +#define AMD_FMT_MOD_PIPE_CONFIG_P8_16x16_8x16 0x8 +#define AMD_FMT_MOD_PIPE_CONFIG_P8_16x32_8x16 0x9 +#define AMD_FMT_MOD_PIPE_CONFIG_P8_32x32_8x16 0xa +#define AMD_FMT_MOD_PIPE_CONFIG_P8_16x32_16x16 0xb +#define AMD_FMT_MOD_PIPE_CONFIG_P8_32x32_16x16 0xc +#define AMD_FMT_MOD_PIPE_CONFIG_P8_32x32_16x32 0xd +#define AMD_FMT_MOD_PIPE_CONFIG_P8_32x64_32x32 0xe +#define AMD_FMT_MOD_PIPE_CONFIG_P16_32x32_8x16 0x10 +#define AMD_FMT_MOD_PIPE_CONFIG_P16_32x32_16x16 0x11 + +/* + * TILE_SPLIT, 3 bits. + * Only relevant to Gfx6-8 macro tiled modes. + * + * On GFX6 (or with depth tiling modes on GFX7 and newer), + * the GFX block uses the GB_TILE_MODE.TILE_SPLIT field directly. + * + * On GFX7 and newer with non-depth tiling modes, the GFX block uses a + * split factor which is stored in the GB_TILE_MODE.SAMPLE_SPLIT field. + * SAMPLE_SPLIT may be: 0 - 1 byte; 1 - 2 bytes; 2 - 4 bytes; 3 - 8 bytes. + * The actual tile size and tile split bytes are calculated as follows: + * + * bpp = ... <- bits per pixel in the current image + * thickness = ... <- depends on array mode; may be: 1, 4, 8 + * num_samples = ... <- number of samples in the current image + * tile_size_pixels = 8 * 8 + * tile_bytes_1x = thickness * tile_size_pixels * bpp / 8 + * sample_split_factor = 1 << SAMPLE_SPLIT + * tile_split_bytes = clamp(tile_bytes_1x * sample_split_factor, 256, dram_row_size_bytes) + * tile_bytes = clamp(tile_bytes_1x * num_samples, 64, tile_split_bytes) + * + * In both cases, the display block (DCE) has no SAMPLE_SPLIT + * and just needs the tile split bytes in the GRPH_CONTROL.GRPH_TILE_SPLIT field. + * To maximize compatibility between GFX6-7, we don't include the SAMPLE_SPLIT + * in the format modifiers. + * + * The actual tile split in bytes is: 64 << field value + * Possible values of this field: + * + * 0 - Tile split is 64 bytes + * 1 - Tile split is 128 bytes + * 2 - Tile split is 256 bytes + * 3 - Tile split is 512 bytes + * 4 - Tile split is 1 KiB + * 5 - Tile split is 2 KiB + * 6 - Tile split is 4 KiB + */ +#define AMD_FMT_MOD_TILE_SPLIT_SHIFT 22ULL +#define AMD_FMT_MOD_TILE_SPLIT_MASK 0x7 + +/* + * BANK_WIDTH, 2 bits. Number of tiles in the X direction in the same bank. + * Only relevant to Gfx6-8 macro tiled modes. + * The actual bank width is: 1 << field value + * Possible values: + * + * 0 - bank width is 1 + * 1 - bank width is 2 + * 2 - bank width is 4 + * 3 - bank width is 8 + */ +#define AMD_FMT_MOD_BANK_WIDTH_SHIFT 25ULL +#define AMD_FMT_MOD_BANK_WIDTH_MASK 0x3 + +/* + * BANK_HEIGHT, 2 bits. Number of tiles in the Y direction in the same bank. + * Only relevant to Gfx6-8 macro tiled modes. + * The actual bank height is: 1 << field value + * Possible values: + * + * 0 - bank height is 1 + * 1 - bank height is 2 + * 2 - bank height is 4 + * 3 - bank height is 8 + */ +#define AMD_FMT_MOD_BANK_HEIGHT_SHIFT 27ULL +#define AMD_FMT_MOD_BANK_HEIGHT_MASK 0x3 + +/* + * MACRO_TILE_ASPECT, 2 bits. Macro tile aspect ratio. + * Only relevant to Gfx6-8 macro tiled modes. + * Possible values: + * + * 0 - aspect ratio is 1:1 + * 1 - aspect ratio is 4:1 + * 2 - aspect ratio is 16:1 + * 3 - aspect ratio is 64:1 + */ +#define AMD_FMT_MOD_MACRO_TILE_ASPECT_SHIFT 29ULL +#define AMD_FMT_MOD_MACRO_TILE_ASPECT_MASK 0x3 + +/* + * NUM_BANKS, 2 bits. Number of banks. + * Only relevant to Gfx6-8 macro tiled modes. + * The actual number of banks is: 2 << field value + * Possible values: + * + * 0 - number of banks is 2 + * 1 - number of banks is 4 + * 2 - number of banks is 8 + * 3 - number of banks is 16 + */ +#define AMD_FMT_MOD_NUM_BANKS_SHIFT 31ULL +#define AMD_FMT_MOD_NUM_BANKS_MASK 0x3 + #define AMD_FMT_MOD_SET(field, value) \ ((__u64)(value) << AMD_FMT_MOD_##field##_SHIFT) #define AMD_FMT_MOD_GET(field, value) \ diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h index 381a3e857d4e..bd435effdcee 100644 --- a/include/uapi/drm/drm_mode.h +++ b/include/uapi/drm/drm_mode.h @@ -155,6 +155,7 @@ extern "C" { /* Panel type property */ #define DRM_MODE_PANEL_TYPE_UNKNOWN 0 #define DRM_MODE_PANEL_TYPE_OLED 1 +#define DRM_MODE_PANEL_TYPE_LCD 2 /* * DRM_MODE_ROTATE_<degrees> diff --git a/include/uapi/drm/ethosu_accel.h b/include/uapi/drm/ethosu_accel.h index af78bb4686d7..5b97d59a7806 100644 --- a/include/uapi/drm/ethosu_accel.h +++ b/include/uapi/drm/ethosu_accel.h @@ -43,6 +43,11 @@ enum drm_ethosu_ioctl_id { /** @DRM_ETHOSU_SUBMIT: Submit a job and BOs to run. */ DRM_ETHOSU_SUBMIT, + + DRM_ETHOSU_PERFMON_CREATE, + DRM_ETHOSU_PERFMON_DESTROY, + DRM_ETHOSU_PERFMON_GET_VALUES, + DRM_ETHOSU_PERFMON_SET_GLOBAL, }; /** @@ -79,6 +84,7 @@ struct drm_ethosu_npu_info { __u32 config; __u32 sram_size; + __u32 pmu_counters; }; /** @@ -220,10 +226,54 @@ struct drm_ethosu_submit { /** Input: Number of jobs passed in. */ __u32 job_count; - /** Reserved, must be zero. */ + /** Input: Id returned by DRM_ETHOSU_PERFMON_CREATE */ + __u32 perfmon_id; +}; + +#define DRM_ETHOSU_MAX_PERF_EVENT_COUNTERS 8 +#define DRM_ETHOSU_MAX_PERF_COUNTERS \ + (DRM_ETHOSU_MAX_PERF_EVENT_COUNTERS + 1) + +struct drm_ethosu_perfmon_create { + __u32 id; + __u32 ncounters; + __u16 counters[DRM_ETHOSU_MAX_PERF_EVENT_COUNTERS]; +}; + +struct drm_ethosu_perfmon_destroy { + __u32 id; __u32 pad; }; +/* + * Returns the values of the performance counters tracked by this + * perfmon (as an array of (ncounters + 1) u64 values). + * + * No implicit synchronization is performed, so the user has to + * guarantee that any jobs using this perfmon have already been + * completed. + */ +struct drm_ethosu_perfmon_get_values { + __u32 id; + __u32 pad; + __u64 values_ptr; +}; + +#define DRM_ETHOSU_PERFMON_CLEAR_GLOBAL 0x0001 + +/** + * struct drm_ethosu_perfmon_set_global - ioctl to define a global performance + * monitor + * + * The global performance monitor will be used for all jobs. If a global + * performance monitor is defined, jobs with a self-defined performance + * monitor won't be allowed. + */ +struct drm_ethosu_perfmon_set_global { + __u32 flags; + __u32 id; +}; + /** * DRM_IOCTL_ETHOSU() - Build a ethosu IOCTL number * @__access: Access type. Must be R, W or RW. @@ -252,6 +302,14 @@ enum { DRM_IOCTL_ETHOSU(WR, CMDSTREAM_BO_CREATE, cmdstream_bo_create), DRM_IOCTL_ETHOSU_SUBMIT = DRM_IOCTL_ETHOSU(WR, SUBMIT, submit), + DRM_IOCTL_ETHOSU_PERFMON_CREATE = + DRM_IOCTL_ETHOSU(WR, PERFMON_CREATE, perfmon_create), + DRM_IOCTL_ETHOSU_PERFMON_DESTROY = + DRM_IOCTL_ETHOSU(WR, PERFMON_DESTROY, perfmon_destroy), + DRM_IOCTL_ETHOSU_PERFMON_GET_VALUES = + DRM_IOCTL_ETHOSU(WR, PERFMON_GET_VALUES, perfmon_get_values), + DRM_IOCTL_ETHOSU_PERFMON_SET_GLOBAL = + DRM_IOCTL_ETHOSU(WR, PERFMON_SET_GLOBAL, perfmon_set_global), }; #if defined(__cplusplus) diff --git a/include/uapi/drm/nouveau_drm.h b/include/uapi/drm/nouveau_drm.h index 1fa82fa6af38..c4905b3e4e91 100644 --- a/include/uapi/drm/nouveau_drm.h +++ b/include/uapi/drm/nouveau_drm.h @@ -89,6 +89,7 @@ struct drm_nouveau_getparam { #define NOUVEAU_FIFO_ENGINE_PPP 0x04 #define NOUVEAU_FIFO_ENGINE_BSP 0x08 #define NOUVEAU_FIFO_ENGINE_CE 0x30 +#define NOUVEAU_FIFO_ENGINE_NVDEC 0x300 struct drm_nouveau_channel_alloc { __u32 fb_ctxdma_handle; diff --git a/include/uapi/drm/panthor_drm.h b/include/uapi/drm/panthor_drm.h index 0e455d91e77d..a2ff0f4ec691 100644 --- a/include/uapi/drm/panthor_drm.h +++ b/include/uapi/drm/panthor_drm.h @@ -253,6 +253,9 @@ enum drm_panthor_dev_query_type { * @DRM_PANTHOR_DEV_QUERY_GROUP_PRIORITIES_INFO: Query allowed group priorities information. */ DRM_PANTHOR_DEV_QUERY_GROUP_PRIORITIES_INFO, + + /** @DRM_PANTHOR_DEV_QUERY_MMU_INFO: Query MMU information. */ + DRM_PANTHOR_DEV_QUERY_MMU_INFO, }; /** @@ -488,6 +491,16 @@ struct drm_panthor_timestamp_info { }; /** + * struct drm_panthor_mmu_info - MMU information + * + * Structure grouping all queryable information relating to the MMU. + */ +struct drm_panthor_mmu_info { + /** @page_size_bitmap: Allowed page sizes */ + __u64 page_size_bitmap; +}; + +/** * struct drm_panthor_group_priorities_info - Group priorities information * * Structure grouping all queryable information relating to the allowed group priorities. @@ -602,6 +615,18 @@ enum drm_panthor_vm_bind_op_flags { DRM_PANTHOR_VM_BIND_OP_MAP_UNCACHED = 1 << 2, /** + * @DRM_PANTHOR_VM_BIND_OP_MAP_SPARSE: Sparsely map a virtual memory range + * + * Only valid with DRM_PANTHOR_VM_BIND_OP_TYPE_MAP. + * + * When this flag is set, the whole vm_bind range is mapped over a dummy object in a cyclic + * fashion, and all GPU reads from addresses in the range return undefined values. This flag + * being set means drm_panthor_vm_bind_op::bo_offset and drm_panthor_vm_bind_op::bo_handle + * must both be set to 0. DRM_PANTHOR_VM_BIND_OP_MAP_NOEXEC must also be set. + */ + DRM_PANTHOR_VM_BIND_OP_MAP_SPARSE = 1 << 3, + + /** * @DRM_PANTHOR_VM_BIND_OP_TYPE_MASK: Mask used to determine the type of operation. */ DRM_PANTHOR_VM_BIND_OP_TYPE_MASK = (int)(0xfu << 28), @@ -664,7 +689,6 @@ struct drm_panthor_vm_bind_op { * This array shall not be empty for sync-only operations. */ struct drm_panthor_obj_array syncs; - }; /** diff --git a/include/uapi/drm/xe_drm.h b/include/uapi/drm/xe_drm.h index 48e9f1fdb78d..509202a7b13e 100644 --- a/include/uapi/drm/xe_drm.h +++ b/include/uapi/drm/xe_drm.h @@ -2537,21 +2537,21 @@ struct drm_xe_exec_queue_set_property { * Refer to Documentation/netlink/specs/drm_ras.yaml for complete interface specification. * * Node Registration - * ================= + * ----------------- * * The driver registers DRM RAS nodes for each error severity level. * enum drm_xe_ras_error_severity defines the node-id, while DRM_XE_RAS_ERROR_SEVERITY_NAMES maps * node-id to node-name. * * Error Classification - * ==================== + * -------------------- * * Each node contains a list of error counters. Each error is identified by a error-id and * an error-name. enum drm_xe_ras_error_component defines the error-id, while * DRM_XE_RAS_ERROR_COMPONENT_NAMES maps error-id to error-name. * * User Interface - * ============== + * -------------- * * To retrieve error values of a error counter, userspace applications should * follow the below steps: @@ -2589,6 +2589,12 @@ enum drm_xe_ras_error_component { DRM_XE_RAS_ERR_COMP_CORE_COMPUTE = 1, /** @DRM_XE_RAS_ERR_COMP_SOC_INTERNAL: SoC Internal Error */ DRM_XE_RAS_ERR_COMP_SOC_INTERNAL, + /** @DRM_XE_RAS_ERR_COMP_DEVICE_MEMORY: Device Memory Error */ + DRM_XE_RAS_ERR_COMP_DEVICE_MEMORY, + /** @DRM_XE_RAS_ERR_COMP_PCIE: PCIe Subsystem Error */ + DRM_XE_RAS_ERR_COMP_PCIE, + /** @DRM_XE_RAS_ERR_COMP_FABRIC: Fabric Subsystem Error */ + DRM_XE_RAS_ERR_COMP_FABRIC, /** @DRM_XE_RAS_ERR_COMP_MAX: Max Error */ DRM_XE_RAS_ERR_COMP_MAX /* non-ABI */ }; @@ -2606,7 +2612,10 @@ enum drm_xe_ras_error_component { */ #define DRM_XE_RAS_ERROR_COMPONENT_NAMES { \ [DRM_XE_RAS_ERR_COMP_CORE_COMPUTE] = "core-compute", \ - [DRM_XE_RAS_ERR_COMP_SOC_INTERNAL] = "soc-internal" \ + [DRM_XE_RAS_ERR_COMP_SOC_INTERNAL] = "soc-internal", \ + [DRM_XE_RAS_ERR_COMP_DEVICE_MEMORY] = "device-memory", \ + [DRM_XE_RAS_ERR_COMP_PCIE] = "pcie", \ + [DRM_XE_RAS_ERR_COMP_FABRIC] = "fabric", \ } #if defined(__cplusplus) diff --git a/include/uapi/linux/kfd_ioctl.h b/include/uapi/linux/kfd_ioctl.h index 9584b5aab727..749d196e2114 100644 --- a/include/uapi/linux/kfd_ioctl.h +++ b/include/uapi/linux/kfd_ioctl.h @@ -690,7 +690,7 @@ enum kfd_criu_op { }; /** - * kfd_ioctl_criu_args - Arguments perform CRIU operation + * struct kfd_ioctl_criu_args - Arguments perform CRIU operation * @devices: [in/out] User pointer to memory location for devices information. * This is an array of type kfd_criu_device_bucket. * @bos: [in/out] User pointer to memory location for BOs information @@ -698,11 +698,11 @@ enum kfd_criu_op { * @priv_data: [in/out] User pointer to memory location for private data * @priv_data_size: [in/out] Size of priv_data in bytes * @num_devices: [in/out] Number of GPUs used by process. Size of @devices array. - * @num_bos [in/out] Number of BOs used by process. Size of @bos array. + * @num_bos: [in/out] Number of BOs used by process. Size of @bos array. * @num_objects: [in/out] Number of objects used by process. Objects are opaque to * user application. * @pid: [in/out] PID of the process being checkpointed - * @op [in] Type of operation (kfd_criu_op) + * @op: [in] Type of operation (kfd_criu_op) * * Return: 0 on success, -errno on failure */ @@ -764,7 +764,7 @@ enum kfd_mmio_remap { #define KFD_IOCTL_SVM_FLAG_EXT_COHERENT 0x00000080 /** - * kfd_ioctl_svm_op - SVM ioctl operations + * enum kfd_ioctl_svm_op - SVM ioctl operations * * @KFD_IOCTL_SVM_OP_SET_ATTR: Modify one or more attributes * @KFD_IOCTL_SVM_OP_GET_ATTR: Query one or more attributes @@ -786,7 +786,7 @@ enum kfd_ioctl_svm_location { }; /** - * kfd_ioctl_svm_attr_type - SVM attribute types + * enum kfd_ioctl_svm_attr_type - SVM attribute types * * @KFD_IOCTL_SVM_ATTR_PREFERRED_LOC: gpuid of the preferred location, 0 for * system memory @@ -815,7 +815,7 @@ enum kfd_ioctl_svm_attr_type { }; /** - * kfd_ioctl_svm_attribute - Attributes as pairs of type and value + * struct kfd_ioctl_svm_attribute - Attributes as pairs of type and value * * The meaning of the @value depends on the attribute type. * @@ -828,7 +828,7 @@ struct kfd_ioctl_svm_attribute { }; /** - * kfd_ioctl_svm_args - Arguments for SVM ioctl + * struct kfd_ioctl_svm_args - Arguments for SVM ioctl * * @op specifies the operation to perform (see enum * @kfd_ioctl_svm_op). @start_addr and @size are common for all @@ -875,7 +875,7 @@ struct kfd_ioctl_svm_args { }; /** - * kfd_ioctl_set_xnack_mode_args - Arguments for set_xnack_mode + * struct kfd_ioctl_set_xnack_mode_args - Arguments for set_xnack_mode * * @xnack_enabled: [in/out] Whether to enable XNACK mode for this process * @@ -1055,15 +1055,15 @@ struct kfd_runtime_info { #define KFD_RUNTIME_ENABLE_MODE_TTMP_SAVE_MASK 2 /** - * kfd_ioctl_runtime_enable_args - Arguments for runtime enable + * struct kfd_ioctl_runtime_enable_args - Arguments for runtime enable * * Coordinates debug exception signalling and debug device enablement with runtime. * - * @r_debug - pointer to user struct for sharing information between ROCr and the debuggger - * @mode_mask - mask to set mode + * @r_debug: pointer to user struct for sharing information between ROCr and the debuggger + * @mode_mask: mask to set mode * KFD_RUNTIME_ENABLE_MODE_ENABLE_MASK - enable runtime for debugging, otherwise disable * KFD_RUNTIME_ENABLE_MODE_TTMP_SAVE_MASK - enable trap temporary setup (ignore on disable) - * @capabilities_mask - mask to notify runtime on what KFD supports + * @capabilities_mask: mask to notify runtime on what KFD supports * * Return - 0 on SUCCESS. * - EBUSY if runtime enable call already pending. @@ -1158,17 +1158,15 @@ enum kfd_dbg_trap_operations { }; /** - * kfd_ioctl_dbg_trap_enable_args - * - * Arguments for KFD_IOC_DBG_TRAP_ENABLE. + * struct kfd_ioctl_dbg_trap_enable_args - Arguments for KFD_IOC_DBG_TRAP_ENABLE. * * Enables debug session for target process. Call @op KFD_IOC_DBG_TRAP_DISABLE in * kfd_ioctl_dbg_trap_args to disable debug session. * - * @exception_mask (IN) - exceptions to raise to the debugger - * @rinfo_ptr (IN) - pointer to runtime info buffer (see kfd_runtime_info) - * @rinfo_size (IN/OUT) - size of runtime info buffer in bytes - * @dbg_fd (IN) - fd the KFD will nofify the debugger with of raised + * @exception_mask: (IN) - exceptions to raise to the debugger + * @rinfo_ptr: (IN) - pointer to runtime info buffer (see kfd_runtime_info) + * @rinfo_size: (IN/OUT) - size of runtime info buffer in bytes + * @dbg_fd: (IN) - fd the KFD will nofify the debugger with of raised * exceptions set in exception_mask. * * Generic errors apply (see kfd_dbg_trap_operations). @@ -1188,15 +1186,14 @@ struct kfd_ioctl_dbg_trap_enable_args { }; /** - * kfd_ioctl_dbg_trap_send_runtime_event_args - * + * struct kfd_ioctl_dbg_trap_send_runtime_event_args - Arguments for + * KFD_IOC_DBG_TRAP_SEND_RUNTIME_EVENT. * - * Arguments for KFD_IOC_DBG_TRAP_SEND_RUNTIME_EVENT. * Raises exceptions to runtime. * - * @exception_mask (IN) - exceptions to raise to runtime - * @gpu_id (IN) - target device id - * @queue_id (IN) - target queue id + * @exception_mask: (IN) - exceptions to raise to runtime + * @gpu_id: (IN) - target device id + * @queue_id: (IN) - target queue id * * Generic errors apply (see kfd_dbg_trap_operations). * Return - 0 on SUCCESS. @@ -1213,12 +1210,12 @@ struct kfd_ioctl_dbg_trap_send_runtime_event_args { }; /** - * kfd_ioctl_dbg_trap_set_exceptions_enabled_args + * struct kfd_ioctl_dbg_trap_set_exceptions_enabled_args - Arguments for + * KFD_IOC_SET_EXCEPTIONS_ENABLED * - * Arguments for KFD_IOC_SET_EXCEPTIONS_ENABLED * Set new exceptions to be raised to the debugger. * - * @exception_mask (IN) - new exceptions to raise the debugger + * @exception_mask: (IN) - new exceptions to raise the debugger * * Generic errors apply (see kfd_dbg_trap_operations). * Return - 0 on SUCCESS. @@ -1228,16 +1225,16 @@ struct kfd_ioctl_dbg_trap_set_exceptions_enabled_args { }; /** - * kfd_ioctl_dbg_trap_set_wave_launch_override_args + * struct kfd_ioctl_dbg_trap_set_wave_launch_override_args - Arguments for + * KFD_IOC_DBG_TRAP_SET_WAVE_LAUNCH_OVERRIDE * - * Arguments for KFD_IOC_DBG_TRAP_SET_WAVE_LAUNCH_OVERRIDE * Enable HW exceptions to raise trap. * - * @override_mode (IN) - see kfd_dbg_trap_override_mode - * @enable_mask (IN/OUT) - reference kfd_dbg_trap_mask. + * @override_mode: (IN) - see kfd_dbg_trap_override_mode + * @enable_mask: (IN/OUT) - reference kfd_dbg_trap_mask. * IN is the override modes requested to be enabled. * OUT is referenced in Return below. - * @support_request_mask (IN/OUT) - reference kfd_dbg_trap_mask. + * @support_request_mask: (IN/OUT) - reference kfd_dbg_trap_mask. * IN is the override modes requested for support check. * OUT is referenced in Return below. * @@ -1254,36 +1251,38 @@ struct kfd_ioctl_dbg_trap_set_wave_launch_override_args { __u32 override_mode; __u32 enable_mask; __u32 support_request_mask; + /* private: */ __u32 pad; }; /** - * kfd_ioctl_dbg_trap_set_wave_launch_mode_args + * struct kfd_ioctl_dbg_trap_set_wave_launch_mode_args - Arguments for + * KFD_IOC_DBG_TRAP_SET_WAVE_LAUNCH_MODE * - * Arguments for KFD_IOC_DBG_TRAP_SET_WAVE_LAUNCH_MODE * Set wave launch mode. * - * @mode (IN) - see kfd_dbg_trap_wave_launch_mode + * @launch_mode: (IN) - see kfd_dbg_trap_wave_launch_mode * * Generic errors apply (see kfd_dbg_trap_operations). * Return - 0 on SUCCESS. */ struct kfd_ioctl_dbg_trap_set_wave_launch_mode_args { __u32 launch_mode; + /* private: */ __u32 pad; }; /** - * kfd_ioctl_dbg_trap_suspend_queues_ags + * struct kfd_ioctl_dbg_trap_suspend_queues_args - Arguments for + * KFD_IOC_DBG_TRAP_SUSPEND_QUEUES * - * Arguments for KFD_IOC_DBG_TRAP_SUSPEND_QUEUES * Suspend queues. * - * @exception_mask (IN) - raised exceptions to clear - * @queue_array_ptr (IN) - pointer to array of queue ids (u32 per queue id) + * @exception_mask: (IN) - raised exceptions to clear + * @queue_array_ptr: (IN) - pointer to array of queue ids (u32 per queue id) * to suspend - * @num_queues (IN) - number of queues to suspend in @queue_array_ptr - * @grace_period (IN) - wave time allowance before preemption + * @num_queues: (IN) - number of queues to suspend in @queue_array_ptr + * @grace_period: (IN) - wave time allowance before preemption * per 1K GPU clock cycle unit * * Generic errors apply (see kfd_dbg_trap_operations). @@ -1311,14 +1310,14 @@ struct kfd_ioctl_dbg_trap_suspend_queues_args { }; /** - * kfd_ioctl_dbg_trap_resume_queues_args + * struct kfd_ioctl_dbg_trap_resume_queues_args - Arguments for + * KFD_IOC_DBG_TRAP_RESUME_QUEUES * - * Arguments for KFD_IOC_DBG_TRAP_RESUME_QUEUES * Resume queues. * - * @queue_array_ptr (IN) - pointer to array of queue ids (u32 per queue id) + * @queue_array_ptr: (IN) - pointer to array of queue ids (u32 per queue id) * to resume - * @num_queues (IN) - number of queues to resume in @queue_array_ptr + * @num_queues: (IN) - number of queues to resume in @queue_array_ptr * * Generic errors apply (see kfd_dbg_trap_operations). * Return - Number of queues resumed on SUCCESS. @@ -1331,20 +1330,21 @@ struct kfd_ioctl_dbg_trap_suspend_queues_args { struct kfd_ioctl_dbg_trap_resume_queues_args { __u64 queue_array_ptr; __u32 num_queues; + /* private: */ __u32 pad; }; /** - * kfd_ioctl_dbg_trap_set_node_address_watch_args + * struct kfd_ioctl_dbg_trap_set_node_address_watch_args - Arguments for + * KFD_IOC_DBG_TRAP_SET_NODE_ADDRESS_WATCH * - * Arguments for KFD_IOC_DBG_TRAP_SET_NODE_ADDRESS_WATCH * Sets address watch for device. * - * @address (IN) - watch address to set - * @mode (IN) - see kfd_dbg_trap_address_watch_mode - * @mask (IN) - watch address mask - * @gpu_id (IN) - target gpu to set watch point - * @id (OUT) - watch id allocated + * @address: (IN) - watch address to set + * @mode: (IN) - see kfd_dbg_trap_address_watch_mode + * @mask: (IN) - watch address mask + * @gpu_id: (IN) - target gpu to set watch point + * @id: (OUT) - watch id allocated * * Generic errors apply (see kfd_dbg_trap_operations). * Return - 0 on SUCCESS. @@ -1361,13 +1361,13 @@ struct kfd_ioctl_dbg_trap_set_node_address_watch_args { }; /** - * kfd_ioctl_dbg_trap_clear_node_address_watch_args + * struct kfd_ioctl_dbg_trap_clear_node_address_watch_args - Arguments for + * KFD_IOC_DBG_TRAP_CLEAR_NODE_ADDRESS_WATCH * - * Arguments for KFD_IOC_DBG_TRAP_CLEAR_NODE_ADDRESS_WATCH * Clear address watch for device. * - * @gpu_id (IN) - target device to clear watch point - * @id (IN) - allocated watch id to clear + * @gpu_id: (IN) - target device to clear watch point + * @id: (IN) - allocated watch id to clear * * Generic errors apply (see kfd_dbg_trap_operations). * Return - 0 on SUCCESS. @@ -1380,12 +1380,12 @@ struct kfd_ioctl_dbg_trap_clear_node_address_watch_args { }; /** - * kfd_ioctl_dbg_trap_set_flags_args + * struct kfd_ioctl_dbg_trap_set_flags_args - Arguments for + * KFD_IOC_DBG_TRAP_SET_FLAGS * - * Arguments for KFD_IOC_DBG_TRAP_SET_FLAGS * Sets flags for wave behaviour. * - * @flags (IN/OUT) - IN = flags to enable, OUT = flags previously enabled + * @flags: (IN/OUT) - IN = flags to enable, OUT = flags previously enabled * * Generic errors apply (see kfd_dbg_trap_operations). * Return - 0 on SUCCESS. @@ -1393,13 +1393,13 @@ struct kfd_ioctl_dbg_trap_clear_node_address_watch_args { */ struct kfd_ioctl_dbg_trap_set_flags_args { __u32 flags; + /* private: */ __u32 pad; }; /** - * kfd_ioctl_dbg_trap_query_debug_event_args - * - * Arguments for KFD_IOC_DBG_TRAP_QUERY_DEBUG_EVENT + * struct kfd_ioctl_dbg_trap_query_debug_event_args - Arguments for + * KFD_IOC_DBG_TRAP_QUERY_DEBUG_EVENT * * Find one or more raised exceptions. This function can return multiple * exceptions from a single queue or a single device with one call. To find @@ -1409,9 +1409,9 @@ struct kfd_ioctl_dbg_trap_set_flags_args { * However, clearing an exception prevents retrieving further information * about it with KFD_IOC_DBG_TRAP_QUERY_EXCEPTION_INFO. * - * @exception_mask (IN/OUT) - exception to clear (IN) and raised (OUT) - * @gpu_id (OUT) - gpu id of exceptions raised - * @queue_id (OUT) - queue id of exceptions raised + * @exception_mask: (IN/OUT) - exception to clear (IN) and raised (OUT) + * @gpu_id: (OUT) - gpu id of exceptions raised + * @queue_id: (OUT) - queue id of exceptions raised * * Generic errors apply (see kfd_dbg_trap_operations). * Return - 0 on raised exception found @@ -1426,16 +1426,16 @@ struct kfd_ioctl_dbg_trap_query_debug_event_args { }; /** - * kfd_ioctl_dbg_trap_query_exception_info_args + * struct kfd_ioctl_dbg_trap_query_exception_info_args - Arguments for + * KFD_IOC_DBG_TRAP_QUERY_EXCEPTION_INFO * - * Arguments KFD_IOC_DBG_TRAP_QUERY_EXCEPTION_INFO * Get additional info on raised exception. * - * @info_ptr (IN) - pointer to exception info buffer to copy to - * @info_size (IN/OUT) - exception info buffer size (bytes) - * @source_id (IN) - target gpu or queue id - * @exception_code (IN) - target exception - * @clear_exception (IN) - clear raised @exception_code exception + * @info_ptr: (IN) - pointer to exception info buffer to copy to + * @info_size: (IN/OUT) - exception info buffer size (bytes) + * @source_id: (IN) - target gpu or queue id + * @exception_code: (IN) - target exception + * @clear_exception: (IN) - clear raised @exception_code exception * (0 = false, 1 = true) * * Generic errors apply (see kfd_dbg_trap_operations). @@ -1455,20 +1455,20 @@ struct kfd_ioctl_dbg_trap_query_exception_info_args { }; /** - * kfd_ioctl_dbg_trap_get_queue_snapshot_args + * struct kfd_ioctl_dbg_trap_queue_snapshot_args - Arguments for + * KFD_IOC_DBG_TRAP_GET_QUEUE_SNAPSHOT * - * Arguments KFD_IOC_DBG_TRAP_GET_QUEUE_SNAPSHOT * Get queue information. * - * @exception_mask (IN) - exceptions raised to clear - * @snapshot_buf_ptr (IN) - queue snapshot entry buffer (see kfd_queue_snapshot_entry) - * @num_queues (IN/OUT) - number of queue snapshot entries + * @exception_mask: (IN) - exceptions raised to clear + * @snapshot_buf_ptr: (IN) - queue snapshot entry buffer (see kfd_queue_snapshot_entry) + * @num_queues: (IN/OUT) - number of queue snapshot entries * The debugger specifies the size of the array allocated in @num_queues. * KFD returns the number of queues that actually existed. If this is * larger than the size specified by the debugger, KFD will not overflow * the array allocated by the debugger. * - * @entry_size (IN/OUT) - size per entry in bytes + * @entry_size: (IN/OUT) - size per entry in bytes * The debugger specifies sizeof(struct kfd_queue_snapshot_entry) in * @entry_size. KFD returns the number of bytes actually populated per * entry. The debugger should use the KFD_IOCTL_MINOR_VERSION to determine, @@ -1491,20 +1491,20 @@ struct kfd_ioctl_dbg_trap_queue_snapshot_args { }; /** - * kfd_ioctl_dbg_trap_get_device_snapshot_args + * struct kfd_ioctl_dbg_trap_device_snapshot_args - Arguments for + * KFD_IOC_DBG_TRAP_GET_DEVICE_SNAPSHOT * - * Arguments for KFD_IOC_DBG_TRAP_GET_DEVICE_SNAPSHOT * Get device information. * - * @exception_mask (IN) - exceptions raised to clear - * @snapshot_buf_ptr (IN) - pointer to snapshot buffer (see kfd_dbg_device_info_entry) - * @num_devices (IN/OUT) - number of debug devices to snapshot + * @exception_mask: (IN) - exceptions raised to clear + * @snapshot_buf_ptr: (IN) - pointer to snapshot buffer (see kfd_dbg_device_info_entry) + * @num_devices: (IN/OUT) - number of debug devices to snapshot * The debugger specifies the size of the array allocated in @num_devices. * KFD returns the number of devices that actually existed. If this is * larger than the size specified by the debugger, KFD will not overflow * the array allocated by the debugger. * - * @entry_size (IN/OUT) - size per entry in bytes + * @entry_size: (IN/OUT) - size per entry in bytes * The debugger specifies sizeof(struct kfd_dbg_device_info_entry) in * @entry_size. KFD returns the number of bytes actually populated. The * debugger should use KFD_IOCTL_MINOR_VERSION to determine, which fields @@ -1527,12 +1527,10 @@ struct kfd_ioctl_dbg_trap_device_snapshot_args { }; /** - * kfd_ioctl_dbg_trap_args - * - * Arguments to debug target process. + * struct kfd_ioctl_dbg_trap_args - Arguments to debug target process. * - * @pid - target process to debug - * @op - debug operation (see kfd_dbg_trap_operations) + * @pid: target process to debug + * @op: debug operation (see kfd_dbg_trap_operations) * * @op determines which union struct args to use. * Refer to kern docs for each kfd_ioctl_dbg_trap_*_args struct. @@ -1567,7 +1565,7 @@ enum kfd_profiler_ops { }; /** - * Enables/Disables GPU Specific profiler settings + * struct kfd_ioctl_pmc_settings - Enables/Disables GPU Specific profiler settings */ struct kfd_ioctl_pmc_settings { __u32 gpu_id; /* This is the user_gpu_id */ |