diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2025-07-31 05:26:49 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2025-07-31 05:26:49 +0300 |
| commit | 260f6f4fda93c8485c8037865c941b42b9cba5d2 (patch) | |
| tree | 587a0ea46d3351f63250d19860b01da8217ac774 /include/linux | |
| parent | 63eb28bb1402891b1ad2be02a530f29a9dd7f1cd (diff) | |
| parent | 711fa2667d8b230ff31f1855d0f25e3263268d8a (diff) | |
| download | linux-260f6f4fda93c8485c8037865c941b42b9cba5d2.tar.xz | |
Merge tag 'drm-next-2025-07-30' of https://gitlab.freedesktop.org/drm/kernel
Pull drm updates from Dave Airlie:
"Highlights:
- Intel xe enable Panthor Lake, started adding WildCat Lake
- amdgpu has a bunch of reset improvments along with the usual IP
updates
- msm got VM_BIND support which is important for vulkan sparse memory
- more drm_panic users
- gpusvm common code to handle a bunch of core SVM work outside
drivers.
Detail summary:
Changes outside drm subdirectory:
- 'shrink_shmem_memory()' for better shmem/hibernate interaction
- Rust support infrastructure:
- make ETIMEDOUT available
- add size constants up to SZ_2G
- add DMA coherent allocation bindings
- mtd driver for Intel GPU non-volatile storage
- i2c designware quirk for Intel xe
core:
- atomic helpers: tune enable/disable sequences
- add task info to wedge API
- refactor EDID quirks
- connector: move HDR sink to drm_display_info
- fourcc: half-float and 32-bit float formats
- mode_config: pass format info to simplify
dma-buf:
- heaps: Give CMA heap a stable name
ci:
- add device tree validation and kunit
displayport:
- change AUX DPCD access probe address
- add quirk for DPCD probe
- add panel replay definitions
- backlight control helpers
fbdev:
- make CONFIG_FIRMWARE_EDID available on all arches
fence:
- fix UAF issues
format-helper:
- improve tests
gpusvm:
- introduce devmem only flag for allocation
- add timeslicing support to GPU SVM
ttm:
- improve eviction
sched:
- tracing improvements
- kunit improvements
- memory leak fixes
- reset handling improvements
color mgmt:
- add hardware gamma LUT handling helpers
bridge:
- add destroy hook
- switch to reference counted drm_bridge allocations
- tc358767: convert to devm_drm_bridge_alloc
- improve CEC handling
panel:
- switch to reference counter drm_panel allocations
- fwnode panel lookup
- Huiling hl055fhv028c support
- Raspberry Pi 7" 720x1280 support
- edp: KDC KD116N3730A05, N160JCE-ELL CMN, N116BCJ-EAK
- simple: AUO P238HAN01
- st7701: Winstar wf40eswaa6mnn0
- visionox: rm69299-shift
- Renesas R61307, Renesas R69328 support
- DJN HX83112B
hdmi:
- add CEC handling
- YUV420 output support
xe:
- WildCat Lake support
- Enable PanthorLake by default
- mark BMG as SRIOV capable
- update firmware recommendations
- Expose media OA units
- aux-bux support for non-volatile memory
- MTD intel-dg driver for non-volatile memory
- Expose fan control and voltage regulator in sysfs
- restructure migration for multi-device
- Restore GuC submit UAF fix
- make GEM shrinker drm managed
- SRIOV VF Post-migration recovery of GGTT nodes
- W/A additions/reworks
- Prefetch support for svm ranges
- Don't allocate managed BO for each policy change
- HWMON fixes for BMG
- Create LRC BO without VM
- PCI ID updates
- make SLPC debugfs files optional
- rework eviction rejection of bound external BOs
- consolidate PAT programming logic for pre/post Xe2
- init changes for flicker-free boot
- Enable GuC Dynamic Inhibit Context switch
i915:
- drm_panic support for i915/xe
- initial flip queue off by default for LNL/PNL
- Wildcat Lake Display support
- Support for DSC fractional link bpp
- Support for simultaneous Panel Replay and Adaptive sync
- Support for PTL+ double buffer LUT
- initial PIPEDMC event handling
- drm_panel_follower support
- DPLL interface renames
- allocate struct intel_display dynamically
- flip queue preperation
- abstract DRAM detection better
- avoid GuC scheduling stalls
- remove DG1 force probe requirement
- fix MEI interrupt handler on RT kernels
- use backlight control helpers for eDP
- more shared display code refactoring
amdgpu:
- add userq slot to INFO ioctl
- SR-IOV hibernation support
- Suspend improvements
- Backlight improvements
- Use scaling for non-native eDP modes
- cleaner shader updates for GC 9.x
- Remove fence slab
- SDMA fw checks for userq support
- RAS updates
- DMCUB updates
- DP tunneling fixes
- Display idle D3 support
- Per queue reset improvements
- initial smartmux support
amdkfd:
- enable KFD on loongarch
- mtype fix for ext coherent system memory
radeon:
- CS validation additional GL extensions
- drop console lock during suspend/resume
- bump driver version
msm:
- VM BIND support
- CI: infrastructure updates
- UBWC single source of truth
- decouple GPU and KMS support
- DP: rework I/O accessors
- DPU: SM8750 support
- DSI: SM8750 support
- GPU: X1-45 support and speedbin support for X1-85
- MDSS: SM8750 support
nova:
- register! macro improvements
- DMA object abstraction
- VBIOS parser + fwsec lookup
- sysmem flush page support
- falcon: generic falcon boot code and HAL
- FWSEC-FRTS: fb setup and load/execute
ivpu:
- Add Wildcat Lake support
- Add turbo flag
ast:
- improve hardware generations implementation
imx:
- IMX8qxq Display Controller support
lima:
- Rockchip RK3528 GPU support
nouveau:
- fence handling cleanup
panfrost:
- MT8370 support
- bo labeling
- 64-bit register access
qaic:
- add RAS support
rockchip:
- convert inno_hdmi to a bridge
rz-du:
- add RZ/V2H(P) support
- MIPI-DSI DCS support
sitronix:
- ST7567 support
sun4i:
- add H616 support
tidss:
- add TI AM62L support
- AM65x OLDI bridge support
bochs:
- drm panic support
vkms:
- YUV and R* format support
- use faux device
vmwgfx:
- fence improvements
hyperv:
- move out of simple
- add drm_panic support"
* tag 'drm-next-2025-07-30' of https://gitlab.freedesktop.org/drm/kernel: (1479 commits)
drm/tidss: oldi: convert to devm_drm_bridge_alloc() API
drm/tidss: encoder: convert to devm_drm_bridge_alloc()
drm/amdgpu: move reset support type checks into the caller
drm/amdgpu/sdma7: re-emit unprocessed state on ring reset
drm/amdgpu/sdma6: re-emit unprocessed state on ring reset
drm/amdgpu/sdma5.2: re-emit unprocessed state on ring reset
drm/amdgpu/sdma5: re-emit unprocessed state on ring reset
drm/amdgpu/gfx12: re-emit unprocessed state on ring reset
drm/amdgpu/gfx11: re-emit unprocessed state on ring reset
drm/amdgpu/gfx10: re-emit unprocessed state on ring reset
drm/amdgpu/gfx9.4.3: re-emit unprocessed state on kcq reset
drm/amdgpu/gfx9: re-emit unprocessed state on kcq reset
drm/amdgpu: Add WARN_ON to the resource clear function
drm/amd/pm: Use cached metrics data on SMUv13.0.6
drm/amd/pm: Use cached data for min/max clocks
gpu: nova-core: fix bounds check in PmuLookupTableEntry::new
drm/amdgpu: Replace HQD terminology with slots naming
drm/amdgpu: Add user queue instance count in HW IP info
drm/amd/amdgpu: Add helper functions for isp buffers
drm/amd/amdgpu: Initialize swnode for ISP MFD device
...
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/dma-fence.h | 45 | ||||
| -rw-r--r-- | include/linux/intel_dg_nvm_aux.h | 32 | ||||
| -rw-r--r-- | include/linux/platform_data/video-pxafb.h | 1 | ||||
| -rw-r--r-- | include/linux/soc/qcom/ubwc.h | 75 | ||||
| -rw-r--r-- | include/linux/suspend.h | 2 | ||||
| -rw-r--r-- | include/linux/sysfb.h | 6 |
6 files changed, 146 insertions, 15 deletions
diff --git a/include/linux/dma-fence.h b/include/linux/dma-fence.h index b12776883d14..64639e104110 100644 --- a/include/linux/dma-fence.h +++ b/include/linux/dma-fence.h @@ -26,6 +26,7 @@ struct dma_fence; struct dma_fence_ops; struct dma_fence_cb; +struct seq_file; /** * struct dma_fence - software synchronization primitive @@ -97,6 +98,7 @@ struct dma_fence { }; enum dma_fence_flag_bits { + DMA_FENCE_FLAG_SEQNO64_BIT, DMA_FENCE_FLAG_SIGNALED_BIT, DMA_FENCE_FLAG_TIMESTAMP_BIT, DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, @@ -125,14 +127,6 @@ struct dma_fence_cb { */ struct dma_fence_ops { /** - * @use_64bit_seqno: - * - * True if this dma_fence implementation uses 64bit seqno, false - * otherwise. - */ - bool use_64bit_seqno; - - /** * @get_driver_name: * * Returns the driver name. This is a callback to allow drivers to @@ -262,6 +256,9 @@ struct dma_fence_ops { void dma_fence_init(struct dma_fence *fence, const struct dma_fence_ops *ops, spinlock_t *lock, u64 context, u64 seqno); +void dma_fence_init64(struct dma_fence *fence, const struct dma_fence_ops *ops, + spinlock_t *lock, u64 context, u64 seqno); + void dma_fence_release(struct kref *kref); void dma_fence_free(struct dma_fence *fence); void dma_fence_describe(struct dma_fence *fence, struct seq_file *seq); @@ -382,6 +379,29 @@ bool dma_fence_remove_callback(struct dma_fence *fence, void dma_fence_enable_sw_signaling(struct dma_fence *fence); /** + * DOC: Safe external access to driver provided object members + * + * All data not stored directly in the dma-fence object, such as the + * &dma_fence.lock and memory potentially accessed by functions in the + * &dma_fence.ops table, MUST NOT be accessed after the fence has been signalled + * because after that point drivers are allowed to free it. + * + * All code accessing that data via the dma-fence API (or directly, which is + * discouraged), MUST make sure to contain the complete access within a + * &rcu_read_lock and &rcu_read_unlock pair. + * + * Some dma-fence API handles this automatically, while other, as for example + * &dma_fence_driver_name and &dma_fence_timeline_name, leave that + * responsibility to the caller. + * + * To enable this scheme to work drivers MUST ensure a RCU grace period elapses + * between signalling the fence and freeing the said data. + * + */ +const char __rcu *dma_fence_driver_name(struct dma_fence *fence); +const char __rcu *dma_fence_timeline_name(struct dma_fence *fence); + +/** * dma_fence_is_signaled_locked - Return an indication if the fence * is signaled yet. * @fence: the fence to check @@ -441,21 +461,20 @@ dma_fence_is_signaled(struct dma_fence *fence) /** * __dma_fence_is_later - return if f1 is chronologically later than f2 + * @fence: fence in whose context to do the comparison * @f1: the first fence's seqno * @f2: the second fence's seqno from the same context - * @ops: dma_fence_ops associated with the seqno * * Returns true if f1 is chronologically later than f2. Both fences must be * from the same context, since a seqno is not common across contexts. */ -static inline bool __dma_fence_is_later(u64 f1, u64 f2, - const struct dma_fence_ops *ops) +static inline bool __dma_fence_is_later(struct dma_fence *fence, u64 f1, u64 f2) { /* This is for backward compatibility with drivers which can only handle * 32bit sequence numbers. Use a 64bit compare when the driver says to * do so. */ - if (ops->use_64bit_seqno) + if (test_bit(DMA_FENCE_FLAG_SEQNO64_BIT, &fence->flags)) return f1 > f2; return (int)(lower_32_bits(f1) - lower_32_bits(f2)) > 0; @@ -475,7 +494,7 @@ static inline bool dma_fence_is_later(struct dma_fence *f1, if (WARN_ON(f1->context != f2->context)) return false; - return __dma_fence_is_later(f1->seqno, f2->seqno, f1->ops); + return __dma_fence_is_later(f1, f1->seqno, f2->seqno); } /** diff --git a/include/linux/intel_dg_nvm_aux.h b/include/linux/intel_dg_nvm_aux.h new file mode 100644 index 000000000000..625d46a6b96e --- /dev/null +++ b/include/linux/intel_dg_nvm_aux.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright(c) 2019-2025, Intel Corporation. All rights reserved. + */ + +#ifndef __INTEL_DG_NVM_AUX_H__ +#define __INTEL_DG_NVM_AUX_H__ + +#include <linux/auxiliary_bus.h> +#include <linux/container_of.h> +#include <linux/ioport.h> +#include <linux/types.h> + +#define INTEL_DG_NVM_REGIONS 13 + +struct intel_dg_nvm_region { + const char *name; +}; + +struct intel_dg_nvm_dev { + struct auxiliary_device aux_dev; + bool writable_override; + bool non_posted_erase; + struct resource bar; + struct resource bar2; + const struct intel_dg_nvm_region *regions; +}; + +#define auxiliary_dev_to_intel_dg_nvm_dev(auxiliary_dev) \ + container_of(auxiliary_dev, struct intel_dg_nvm_dev, aux_dev) + +#endif /* __INTEL_DG_NVM_AUX_H__ */ diff --git a/include/linux/platform_data/video-pxafb.h b/include/linux/platform_data/video-pxafb.h index 6333bac166a5..38c24c77ba43 100644 --- a/include/linux/platform_data/video-pxafb.h +++ b/include/linux/platform_data/video-pxafb.h @@ -150,7 +150,6 @@ struct pxafb_mach_info { }; void pxa_set_fb_info(struct device *, struct pxafb_mach_info *); -unsigned long pxafb_get_hsync_time(struct device *dev); /* smartpanel related */ #define SMART_CMD_A0 (0x1 << 8) diff --git a/include/linux/soc/qcom/ubwc.h b/include/linux/soc/qcom/ubwc.h new file mode 100644 index 000000000000..1ed8b1b16bc9 --- /dev/null +++ b/include/linux/soc/qcom/ubwc.h @@ -0,0 +1,75 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2018, The Linux Foundation + * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries. + */ + +#ifndef __QCOM_UBWC_H__ +#define __QCOM_UBWC_H__ + +#include <linux/bits.h> +#include <linux/types.h> + +struct qcom_ubwc_cfg_data { + u32 ubwc_enc_version; + /* Can be read from MDSS_BASE + 0x58 */ + u32 ubwc_dec_version; + + /** + * @ubwc_swizzle: Whether to enable level 1, 2 & 3 bank swizzling. + * + * UBWC 1.0 always enables all three levels. + * UBWC 2.0 removes level 1 bank swizzling, leaving levels 2 & 3. + * UBWC 4.0 adds the optional ability to disable levels 2 & 3. + */ + u32 ubwc_swizzle; +#define UBWC_SWIZZLE_ENABLE_LVL1 BIT(0) +#define UBWC_SWIZZLE_ENABLE_LVL2 BIT(1) +#define UBWC_SWIZZLE_ENABLE_LVL3 BIT(2) + + /** + * @highest_bank_bit: Highest Bank Bit + * + * The Highest Bank Bit value represents the bit of the highest + * DDR bank. This should ideally use DRAM type detection. + */ + int highest_bank_bit; + bool ubwc_bank_spread; + + /** + * @macrotile_mode: Macrotile Mode + * + * Whether to use 4-channel macrotiling mode or the newer + * 8-channel macrotiling mode introduced in UBWC 3.1. 0 is + * 4-channel and 1 is 8-channel. + */ + bool macrotile_mode; +}; + +#define UBWC_1_0 0x10000000 +#define UBWC_2_0 0x20000000 +#define UBWC_3_0 0x30000000 +#define UBWC_4_0 0x40000000 +#define UBWC_4_3 0x40030000 +#define UBWC_5_0 0x50000000 + +#if IS_ENABLED(CONFIG_QCOM_UBWC_CONFIG) +const struct qcom_ubwc_cfg_data *qcom_ubwc_config_get_data(void); +#else +static inline const struct qcom_ubwc_cfg_data *qcom_ubwc_config_get_data(void) +{ + return ERR_PTR(-EOPNOTSUPP); +} +#endif + +static inline bool qcom_ubwc_get_ubwc_mode(const struct qcom_ubwc_cfg_data *cfg) +{ + bool ret = cfg->ubwc_enc_version == UBWC_1_0; + + if (ret && !(cfg->ubwc_swizzle & UBWC_SWIZZLE_ENABLE_LVL1)) + pr_err("UBWC config discrepancy - level 1 swizzling disabled on UBWC 1.0\n"); + + return ret; +} + +#endif /* __QCOM_UBWC_H__ */ diff --git a/include/linux/suspend.h b/include/linux/suspend.h index 6a3f92098872..317ae31e89b3 100644 --- a/include/linux/suspend.h +++ b/include/linux/suspend.h @@ -478,6 +478,7 @@ extern unsigned int lock_system_sleep(void); extern void unlock_system_sleep(unsigned int); extern bool pm_sleep_transition_in_progress(void); +bool pm_hibernate_is_recovering(void); #else /* !CONFIG_PM_SLEEP */ @@ -511,6 +512,7 @@ static inline unsigned int lock_system_sleep(void) { return 0; } static inline void unlock_system_sleep(unsigned int flags) {} static inline bool pm_sleep_transition_in_progress(void) { return false; } +static inline bool pm_hibernate_is_recovering(void) { return false; } #endif /* !CONFIG_PM_SLEEP */ diff --git a/include/linux/sysfb.h b/include/linux/sysfb.h index 07cbab516942..b449665c686a 100644 --- a/include/linux/sysfb.h +++ b/include/linux/sysfb.h @@ -7,9 +7,13 @@ * Copyright (c) 2012-2013 David Herrmann <dh.herrmann@gmail.com> */ -#include <linux/kernel.h> +#include <linux/err.h> +#include <linux/types.h> + #include <linux/platform_data/simplefb.h> +struct device; +struct platform_device; struct screen_info; enum { |
