diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_gt_stats.c')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_gt_stats.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_gt_stats.c b/drivers/gpu/drm/xe/xe_gt_stats.c new file mode 100644 index 000000000000..5f74706bab81 --- /dev/null +++ b/drivers/gpu/drm/xe/xe_gt_stats.c @@ -0,0 +1,101 @@ +// SPDX-License-Identifier: MIT +/* + * Copyright © 2024 Intel Corporation + */ + +#include <linux/atomic.h> + +#include <drm/drm_print.h> + +#include "xe_gt.h" +#include "xe_gt_stats.h" + +/** + * xe_gt_stats_incr - Increments the specified stats counter + * @gt: GT structure + * @id: xe_gt_stats_id type id that needs to be incremented + * @incr: value to be incremented with + * + * Increments the specified stats counter. + */ +void xe_gt_stats_incr(struct xe_gt *gt, const enum xe_gt_stats_id id, int incr) +{ + if (id >= __XE_GT_STATS_NUM_IDS) + return; + + atomic64_add(incr, >->stats.counters[id]); +} + +#define DEF_STAT_STR(ID, name) [XE_GT_STATS_ID_##ID] = name + +static const char *const stat_description[__XE_GT_STATS_NUM_IDS] = { + DEF_STAT_STR(SVM_PAGEFAULT_COUNT, "svm_pagefault_count"), + DEF_STAT_STR(TLB_INVAL, "tlb_inval_count"), + DEF_STAT_STR(SVM_TLB_INVAL_COUNT, "svm_tlb_inval_count"), + DEF_STAT_STR(SVM_TLB_INVAL_US, "svm_tlb_inval_us"), + DEF_STAT_STR(VMA_PAGEFAULT_COUNT, "vma_pagefault_count"), + DEF_STAT_STR(VMA_PAGEFAULT_KB, "vma_pagefault_kb"), + DEF_STAT_STR(SVM_4K_PAGEFAULT_COUNT, "svm_4K_pagefault_count"), + DEF_STAT_STR(SVM_64K_PAGEFAULT_COUNT, "svm_64K_pagefault_count"), + DEF_STAT_STR(SVM_2M_PAGEFAULT_COUNT, "svm_2M_pagefault_count"), + DEF_STAT_STR(SVM_4K_VALID_PAGEFAULT_COUNT, "svm_4K_valid_pagefault_count"), + DEF_STAT_STR(SVM_64K_VALID_PAGEFAULT_COUNT, "svm_64K_valid_pagefault_count"), + DEF_STAT_STR(SVM_2M_VALID_PAGEFAULT_COUNT, "svm_2M_valid_pagefault_count"), + DEF_STAT_STR(SVM_4K_PAGEFAULT_US, "svm_4K_pagefault_us"), + DEF_STAT_STR(SVM_64K_PAGEFAULT_US, "svm_64K_pagefault_us"), + DEF_STAT_STR(SVM_2M_PAGEFAULT_US, "svm_2M_pagefault_us"), + DEF_STAT_STR(SVM_4K_MIGRATE_COUNT, "svm_4K_migrate_count"), + DEF_STAT_STR(SVM_64K_MIGRATE_COUNT, "svm_64K_migrate_count"), + DEF_STAT_STR(SVM_2M_MIGRATE_COUNT, "svm_2M_migrate_count"), + DEF_STAT_STR(SVM_4K_MIGRATE_US, "svm_4K_migrate_us"), + DEF_STAT_STR(SVM_64K_MIGRATE_US, "svm_64K_migrate_us"), + DEF_STAT_STR(SVM_2M_MIGRATE_US, "svm_2M_migrate_us"), + DEF_STAT_STR(SVM_DEVICE_COPY_US, "svm_device_copy_us"), + DEF_STAT_STR(SVM_4K_DEVICE_COPY_US, "svm_4K_device_copy_us"), + DEF_STAT_STR(SVM_64K_DEVICE_COPY_US, "svm_64K_device_copy_us"), + DEF_STAT_STR(SVM_2M_DEVICE_COPY_US, "svm_2M_device_copy_us"), + DEF_STAT_STR(SVM_CPU_COPY_US, "svm_cpu_copy_us"), + DEF_STAT_STR(SVM_4K_CPU_COPY_US, "svm_4K_cpu_copy_us"), + DEF_STAT_STR(SVM_64K_CPU_COPY_US, "svm_64K_cpu_copy_us"), + DEF_STAT_STR(SVM_2M_CPU_COPY_US, "svm_2M_cpu_copy_us"), + DEF_STAT_STR(SVM_DEVICE_COPY_KB, "svm_device_copy_kb"), + DEF_STAT_STR(SVM_CPU_COPY_KB, "svm_cpu_copy_kb"), + DEF_STAT_STR(SVM_4K_GET_PAGES_US, "svm_4K_get_pages_us"), + DEF_STAT_STR(SVM_64K_GET_PAGES_US, "svm_64K_get_pages_us"), + DEF_STAT_STR(SVM_2M_GET_PAGES_US, "svm_2M_get_pages_us"), + DEF_STAT_STR(SVM_4K_BIND_US, "svm_4K_bind_us"), + DEF_STAT_STR(SVM_64K_BIND_US, "svm_64K_bind_us"), + DEF_STAT_STR(SVM_2M_BIND_US, "svm_2M_bind_us"), +}; + +/** + * xe_gt_stats_print_info - Print the GT stats + * @gt: GT structure + * @p: drm_printer where it will be printed out. + * + * This prints out all the available GT stats. + */ +int xe_gt_stats_print_info(struct xe_gt *gt, struct drm_printer *p) +{ + enum xe_gt_stats_id id; + + for (id = 0; id < __XE_GT_STATS_NUM_IDS; ++id) + drm_printf(p, "%s: %lld\n", stat_description[id], + atomic64_read(>->stats.counters[id])); + + return 0; +} + +/** + * xe_gt_stats_clear - Clear the GT stats + * @gt: GT structure + * + * This clear (zeros) all the available GT stats. + */ +void xe_gt_stats_clear(struct xe_gt *gt) +{ + int id; + + for (id = 0; id < ARRAY_SIZE(gt->stats.counters); ++id) + atomic64_set(>->stats.counters[id], 0); +} |