bool "Enable passing SYS/VRAM addresses to user space"
default n
help
- Pass object location trough uapi. Intended for extended
+ Pass object location through uapi. Intended for extended
testing and development only.
Recommended for driver developers only.
Choose this option when debugging error paths that
are hit during checks for userptr invalidations.
- Recomended for driver developers only.
+ Recommended for driver developers only.
If in doubt, say "N".
#define GUC_STATE_CAPTURE_TYPE_MAX (GUC_STATE_CAPTURE_TYPE_ENGINE_INSTANCE + 1)
-/* Class indecies for capture_class and capture_instance arrays */
+/* Class indices for capture_class and capture_instance arrays */
enum guc_capture_list_class_type {
GUC_CAPTURE_LIST_CLASS_RENDER_COMPUTE = 0,
GUC_CAPTURE_LIST_CLASS_VIDEO = 1,
* _`GUC_KLV_VGT_POLICY_SCHED_IF_IDLE` : 0x8001
* This config sets whether strict scheduling is enabled whereby any VF
* that doesn’t have work to submit is still allocated a fixed execution
- * time-slice to ensure active VFs execution is always consitent even
+ * time-slice to ensure active VFs execution is always consistent even
* during other VF reprovisiong / rebooting events. Changing this KLV
* impacts all VFs and takes effect on the next VF-Switch event.
*
* of and this will never be perfectly-exact (accumulated nano-second
* granularity) since the GPUs clock time runs off a different crystal
* from the CPUs clock. Changing this KLV on a VF that is currently
- * running a context wont take effect until a new context is scheduled in.
+ * running a context won't take effect until a new context is scheduled in.
* That said, when the PF is changing this value from 0x0 to
* a non-zero value, it might never take effect if the VF is running an
* infinitely long compute or shader kernel. In such a scenario, the
* HW is capable and this will never be perfectly-exact (accumulated
* nano-second granularity) since the GPUs clock time runs off a
* different crystal from the CPUs clock. Changing this KLV on a VF
- * that is currently running a context wont take effect until a new
+ * that is currently running a context won't take effect until a new
* context is scheduled in.
* That said, when the PF is changing this value from 0x0 to
* a non-zero value, it might never take effect if the VF is running an
/**
* struct xe_reg - Register definition
*
- * Register defintion to be used by the individual register. Although the same
+ * Register definition to be used by the individual register. Although the same
* definition is used for xe_reg and xe_reg_mcr, they use different internal
* APIs for accesses.
*/
mocs_dbg(gt, "reg_val=0x%x\n", reg_val);
} else {
- /* Just re-use value read on previous iteration */
+ /* Just reuse value read on previous iteration */
reg_val >>= 16;
}
/*
* We need to allocate space for the requested number of dwords,
* one additional MI_BATCH_BUFFER_END dword, and additional buffer
- * space to accomodate the platform-specific hardware prefetch
+ * space to accommodate the platform-specific hardware prefetch
* requirements.
*/
bb->bo = xe_sa_bo_new(!usm ? tile->mem.kernel_bb_pool : gt->usm.bb_pool,
* / resume, some of the pinned memory is required for the
* device to resume / use the GPU to move other evicted memory
* (user memory) around. This likely could be optimized a bit
- * futher where we find the minimum set of pinned memory
+ * further where we find the minimum set of pinned memory
* required for resume but for simplity doing a memcpy for all
* pinned memory.
*/
* xe_bo_evict_pinned() - Evict a pinned VRAM object to system memory
* @bo: The buffer object to move.
*
- * On successful completion, the object memory will be moved to sytem memory.
+ * On successful completion, the object memory will be moved to system memory.
*
* This is needed to for special handling of pinned VRAM object during
* suspend-resume.
/**
* xe_bo_alloc - Allocate storage for a struct xe_bo
*
- * This funcition is intended to allocate storage to be used for input
+ * This function is intended to allocate storage to be used for input
* to __xe_bo_create_locked(), in the case a pointer to the bo to be
* created is needed before the call to __xe_bo_create_locked().
* If __xe_bo_create_locked ends up never to be called, then the
* @force_alloc: Set force_alloc in ttm_operation_ctx
*
* On successful completion, the object memory will be moved to evict
- * placement. Ths function blocks until the object has been fully moved.
+ * placement. This function blocks until the object has been fully moved.
*
* Return: 0 on success. Negative error code on failure.
*/
* created the BO can be mmap'd (via DRM_IOCTL_XE_GEM_MMAP_OFFSET) for user
* access and it can be bound for GPU access (via DRM_IOCTL_XE_VM_BIND). All
* user BOs are evictable and user BOs are never pinned by XE. The allocation of
- * the backing store can be defered from creation time until first use which is
+ * the backing store can be deferred from creation time until first use which is
* either mmap, bind, or pagefault.
*
* Private BOs
*
* **Coredump release**:
* After a coredump is generated, it stays in kernel memory until released by
- * userpace by writing anything to it, or after an internal timer expires. The
+ * userspace by writing anything to it, or after an internal timer expires. The
* exact timeout may vary and should not be relied upon. Example to release
* a coredump:
*
* xe_device_declare_wedged - Declare device wedged
* @xe: xe device instance
*
- * This is a final state that can only be cleared with a mudule
+ * This is a final state that can only be cleared with a module
* re-probe (unbind + bind).
* In this state every IOCTL will be blocked so the GT cannot be used.
* In general it will be called upon any critical error such as gt reset
* @p: The drm_printer ptr
* @file: The drm_file ptr
*
- * This is callabck for drm fdinfo interface. Register this callback
+ * This is callback for drm fdinfo interface. Register this callback
* in drm driver ops for show_fdinfo.
*
* Return: void
*
* In XE we avoid all of this complication by not allowing a BO list to be
* passed into an exec, using the dma-buf implicit sync uAPI, have binds as
- * seperate operations, and using the DRM scheduler to flow control the ring.
+ * separate operations, and using the DRM scheduler to flow control the ring.
* Let's deep dive on each of these.
*
* We can get away from a BO list by forcing the user to use in / out fences on
/*
* So we don't need to worry about 64K GGTT layout when dealing with
- * scratch entires, rather keep the scratch page in system memory on
+ * scratch entries, rather keep the scratch page in system memory on
* platforms where 64K pages are needed for VRAM.
*/
flags = XE_BO_FLAG_PINNED;
/**
* xe_gt_record_user_engines - save data related to engines available to
- * usersapce
+ * userspace
* @gt: GT structure
*
* Walk the available HW engines from gt->info.engine_mask and calculate data
* @group: steering group ID
* @instance: steering instance ID
*
- * Return: the coverted DSS id.
+ * Return: the converted DSS id.
*/
u32 xe_gt_mcr_steering_info_to_dss_id(struct xe_gt *gt, u16 group, u16 instance)
{
*
* This function can only be called on PF.
*
- * Return: mininum size of the buffer or the number of bytes saved,
+ * Return: minimum size of the buffer or the number of bytes saved,
* or a negative error code on failure.
*/
ssize_t xe_gt_sriov_pf_config_save(struct xe_gt *gt, unsigned int vfid, void *buf, size_t size)
}
/*
- * xe_guc_capture_put_matched_nodes - Cleanup macthed nodes
+ * xe_guc_capture_put_matched_nodes - Cleanup matched nodes
* @guc: The GuC object
*
* Free matched node and all nodes with the equal guc_id from
* struct __guc_mmio_reg_descr - GuC mmio register descriptor
*
* xe_guc_capture module uses these structures to define a register
- * (offsets, names, flags,...) that are used at the ADS regisration
+ * (offsets, names, flags,...) that are used at the ADS registration
* time as well as during runtime processing and reporting of error-
* capture states generated by GuC just prior to engine reset events.
*/
*
* xe_guc_capture module uses these structures to maintain static
* tables (per unique platform) that consists of lists of registers
- * (offsets, names, flags,...) that are used at the ADS regisration
+ * (offsets, names, flags,...) that are used at the ADS registration
* time as well as during runtime processing and reporting of error-
* capture states generated by GuC just prior to engine reset events.
*/
--len;
++action;
- /* Write H2G ensuring visable before descriptor update */
+ /* Write H2G ensuring visible before descriptor update */
xe_map_memcpy_to(xe, &map, 0, cmd, H2G_CT_HEADERS * sizeof(u32));
xe_map_memcpy_to(xe, &map, H2G_CT_HEADERS * sizeof(u32), action, len * sizeof(u32));
xe_device_wmb(xe);
* this function and nowhere else. Hence, they cannot be different
* unless two g2h_read calls are running concurrently. Which is not
* possible because it is guarded by ct->fast_lock. And yet, some
- * discrete platforms are reguarly hitting this error :(.
+ * discrete platforms are regularly hitting this error :(.
*
* desc_head rolling backwards shouldn't cause any noticeable
* problems - just a delay in GuC being allowed to proceed past that
enable_scheduling(q);
rearm:
/*
- * XXX: Ideally want to adjust timeout based on current exection time
+ * XXX: Ideally want to adjust timeout based on current execution time
* but there is not currently an easy way to do in DRM scheduler. With
* some thought, do this in a follow up.
*/
* This function allocates the storage of the userptr sg table.
* It is caller's responsibility to free it calling sg_free_table.
*
- * returns: 0 for succuss; negative error no on failure
+ * returns: 0 for success; negative error no on failure
*/
int xe_hmm_userptr_populate_range(struct xe_userptr_vma *uvma,
bool is_mm_mmap_locked)
* using the default engine for the updates, they will be performed in the
* order they grab the job_mutex. If different engines are used, external
* synchronization is needed for overlapping updates to maintain page-table
- * consistency. Note that the meaing of "overlapping" is that the updates
+ * consistency. Note that the meaning of "overlapping" is that the updates
* touch the same page-table, which might be a higher-level page-directory.
* If no pipelining is needed, then updates may be performed by the cpu.
*
* least basic xe_gt and xe_guc initialization.
*
* Since to obtain the value of GMDID_MEDIA we need to use the
- * media GuC, temporarly tweak the gt type.
+ * media GuC, temporarily tweak the gt type.
*/
xe_gt_assert(gt, gt->info.type == XE_GT_TYPE_UNINITIALIZED);
* error injectable functions is proper handling of the error code by the
* caller for recovery, which is always the case here. The second
* requirement is that no state is changed before the first error return.
- * It is not strictly fullfilled for all initialization functions using the
+ * It is not strictly fulfilled for all initialization functions using the
* ALLOW_ERROR_INJECTION() macro but this is acceptable because for those
* error cases at probe time, the error code is simply propagated up by the
* caller. Therefore there is no consequence on those specific callers when
*
* It returns 0 on success, and -ERROR number on failure, -EINVAL if max
* frequency is higher then the minimal, and other errors directly translated
- * from the PCODE Error returs:
+ * from the PCODE Error returns:
* - -ENXIO: "Illegal Command"
* - -ETIMEDOUT: "Timed out"
* - -EINVAL: "Illegal Data"
/*
* Applying lock for entire list op as xe_ttm_bo_destroy and xe_bo_move_notify
- * also checks and delets bo entry from user fault list.
+ * also checks and deletes bo entry from user fault list.
*/
mutex_lock(&xe->mem_access.vram_userfault.lock);
list_for_each_entry_safe(bo, on,
/* Also input, but is updated during the walk*/
/** @curs: The DMA address cursor. */
struct xe_res_cursor *curs;
- /** @va_curs_start: The Virtual address coresponding to @curs->start */
+ /** @va_curs_start: The Virtual address corresponding to @curs->start */
u64 va_curs_start;
/* Output */
* @ver_end__: Last graphics IP version to match
*
* Note that the range matching this rule is [ @ver_start__, @ver_end__ ], i.e.
- * inclusive on boths sides
+ * inclusive on both sides
*
* Refer to XE_RTP_RULES() for expected usage.
*/
* @ver_end__: Last media IP version to match
*
* Note that the range matching this rule is [ @ver_start__, @ver_end__ ], i.e.
- * inclusive on boths sides
+ * inclusive on both sides
*
* Refer to XE_RTP_RULES() for expected usage.
*/
const enum xe_uc_fw_status status;
/**
* @__status: private firmware load status - only to be used
- * by firmware laoding code
+ * by firmware loading code
*/
enum xe_uc_fw_status __status;
};
/*
* Since userptr pages are not pinned, we can't remove
- * the notifer until we're sure the GPU is not accessing
+ * the notifier until we're sure the GPU is not accessing
* them anymore
*/
mmu_interval_notifier_remove(&userptr->notifier);
}
}
- /* Adjust for partial unbind after removin VMA from VM */
+ /* Adjust for partial unbind after removing VMA from VM */
if (!err) {
op->base.remap.unmap->va->va.addr = op->remap.start;
op->base.remap.unmap->va->va.range = op->remap.range;
projects / linux-block.git / commitdiff