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Searched refs:cma (Results 1 – 25 of 64) sorted by relevance

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/linux/mm/
A Dcma.c41 phys_addr_t cma_get_base(const struct cma *cma) in cma_get_base() argument
46 unsigned long cma_get_size(const struct cma *cma) in cma_get_size() argument
51 const char *cma_get_name(const struct cma *cma) in cma_get_name() argument
87 bitmap_no = (pfn - cma->base_pfn) >> cma->order_per_bit; in cma_clear_bitmap()
95 static void __init cma_activate_area(struct cma *cma) in cma_activate_area() argument
170 struct cma *cma; in cma_init_reserved_mem() local
388 static void cma_debug_show_areas(struct cma *cma) in cma_debug_show_areas() argument
437 if (!cma || !cma->count || !cma->bitmap) in cma_alloc()
520 if (cma) in cma_alloc()
537 if (pfn < cma->base_pfn || pfn >= cma->base_pfn + cma->count) { in cma_pages_valid()
[all …]
A Dcma_debug.c36 struct cma *cma = data; in cma_used_get() local
41 used = bitmap_weight(cma->bitmap, (int)cma_bitmap_maxno(cma)); in cma_used_get()
51 struct cma *cma = data; in cma_maxchunk_get() local
71 static void cma_add_to_cma_mem_list(struct cma *cma, struct cma_mem *mem) in cma_add_to_cma_mem_list() argument
78 static struct cma_mem *cma_get_entry_from_list(struct cma *cma) in cma_get_entry_from_list() argument
92 static int cma_free_mem(struct cma *cma, int count) in cma_free_mem() argument
125 struct cma *cma = data; in cma_free_write() local
131 static int cma_alloc_mem(struct cma *cma, int count) in cma_alloc_mem() argument
157 struct cma *cma = data; in cma_alloc_write() local
182 cma->dfs_bitmap.array = (u32 *)cma->bitmap; in cma_debugfs_add_one()
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A Dcma_sysfs.c17 void cma_sysfs_account_success_pages(struct cma *cma, unsigned long nr_pages) in cma_sysfs_account_success_pages() argument
22 void cma_sysfs_account_fail_pages(struct cma *cma, unsigned long nr_pages) in cma_sysfs_account_fail_pages() argument
35 struct cma *cma = cma_from_kobj(kobj); in alloc_pages_success_show() local
45 struct cma *cma = cma_from_kobj(kobj); in alloc_pages_fail_show() local
53 struct cma *cma = cma_from_kobj(kobj); in cma_kobj_release() local
57 cma->cma_kobj = NULL; in cma_kobj_release()
65 ATTRIBUTE_GROUPS(cma);
77 struct cma *cma; in cma_sysfs_init() local
91 cma = &cma_areas[i]; in cma_sysfs_init()
93 cma_kobj->cma = cma; in cma_sysfs_init()
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A Dcma.h10 struct cma *cma; member
13 struct cma { struct
35 extern struct cma cma_areas[MAX_CMA_AREAS]; argument
38 static inline unsigned long cma_bitmap_maxno(struct cma *cma) in cma_bitmap_maxno() argument
40 return cma->count >> cma->order_per_bit; in cma_bitmap_maxno()
44 void cma_sysfs_account_success_pages(struct cma *cma, unsigned long nr_pages);
45 void cma_sysfs_account_fail_pages(struct cma *cma, unsigned long nr_pages);
47 static inline void cma_sysfs_account_success_pages(struct cma *cma, in cma_sysfs_account_success_pages() argument
49 static inline void cma_sysfs_account_fail_pages(struct cma *cma, in cma_sysfs_account_fail_pages() argument
A D.cma.o.cmd1 …cma.o := /usr/bin/ccache /home/test/workspace/code/optee_3.16/build/../toolchains/aarch64/bin/aarc…
3 source_mm/cma.o := mm/cma.c
5 deps_mm/cma.o := \
918 include/linux/cma.h \
1096 include/trace/events/cma.h \
1147 mm/cma.h \
1155 mm/cma.o: $(deps_mm/cma.o)
1157 $(deps_mm/cma.o):
A Dbuilt-in.a73 cma.o/
/linux/include/linux/
A Dcma.h23 struct cma;
26 extern phys_addr_t cma_get_base(const struct cma *cma);
27 extern unsigned long cma_get_size(const struct cma *cma);
28 extern const char *cma_get_name(const struct cma *cma);
33 bool fixed, const char *name, struct cma **res_cma,
38 bool fixed, const char *name, struct cma **res_cma) in cma_declare_contiguous()
46 struct cma **res_cma);
47 extern struct page *cma_alloc(struct cma *cma, unsigned long count, unsigned int align,
49 extern bool cma_pages_valid(struct cma *cma, const struct page *pages, unsigned long count);
50 extern bool cma_release(struct cma *cma, const struct page *pages, unsigned long count);
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A Ddma-map-ops.h12 struct cma;
102 extern struct cma *dma_contiguous_default_area;
104 static inline struct cma *dev_get_cma_area(struct device *dev) in dev_get_cma_area()
113 phys_addr_t limit, struct cma **res_cma, bool fixed);
124 static inline struct cma *dev_get_cma_area(struct device *dev) in dev_get_cma_area()
132 phys_addr_t base, phys_addr_t limit, struct cma **res_cma, in dma_contiguous_reserve_area()
/linux/kernel/dma/
A Dcontiguous.c60 struct cma *dma_contiguous_default_area;
141 struct cma **cma = &dma_contiguous_pernuma_area[nid]; in dma_pernuma_cma_reserve() local
145 0, false, name, cma, nid); in dma_pernuma_cma_reserve()
228 phys_addr_t limit, struct cma **res_cma, in dma_contiguous_reserve_area()
282 static struct page *cma_alloc_aligned(struct cma *cma, size_t size, gfp_t gfp) in cma_alloc_aligned() argument
320 struct cma *cma = dma_contiguous_pernuma_area[nid]; in dma_alloc_contiguous() local
323 if (cma) { in dma_alloc_contiguous()
324 page = cma_alloc_aligned(cma, size, gfp); in dma_alloc_contiguous()
406 struct cma *cma; in rmem_cma_setup() local
433 dma_contiguous_default_area = cma; in rmem_cma_setup()
[all …]
A Dpool.c60 struct cma *cma; in cma_in_zone() local
62 cma = dev_get_cma_area(NULL); in cma_in_zone()
63 if (!cma) in cma_in_zone()
66 size = cma_get_size(cma); in cma_in_zone()
71 end = cma_get_base(cma) + size - 1; in cma_in_zone()
A DKconfig131 You can disable CMA by specifying "cma=0" on the kernel's command
159 default, but it can be enabled by passing cma=size[MG] to the kernel.
171 enabled by passing cma=size[MG] to the kernel.
/linux/Documentation/ABI/testing/
A Dsysfs-kernel-mm-cma1 What: /sys/kernel/mm/cma/
5 /sys/kernel/mm/cma/ contains a subdirectory for each CMA
9 /sys/kernel/mm/cma/<cma-heap-name> directory) contains the
15 What: /sys/kernel/mm/cma/<cma-heap-name>/alloc_pages_success
21 What: /sys/kernel/mm/cma/<cma-heap-name>/alloc_pages_fail
/linux/Documentation/admin-guide/mm/
A Dcma_debugfs.rst8 Each CMA zone represents a directory under <debugfs>/cma/, indexed by the
11 <debugfs>/cma/cma-0
21 echo 5 > <debugfs>/cma/cma-2/alloc
23 would try to allocate 5 pages from the cma-2 area.
/linux/drivers/dma-buf/heaps/
A Dcma_heap.c28 struct cma *cma; member
257 cma_release(cma_heap->cma, buffer->cma_pages, buffer->pagecount); in cma_heap_dma_buf_release()
301 cma_pages = cma_alloc(cma_heap->cma, pagecount, align, false); in cma_heap_allocate()
357 cma_release(cma_heap->cma, cma_pages, pagecount); in cma_heap_allocate()
368 static int __add_cma_heap(struct cma *cma, void *data) in __add_cma_heap() argument
376 cma_heap->cma = cma; in __add_cma_heap()
378 exp_info.name = cma_get_name(cma); in __add_cma_heap()
395 struct cma *default_cma = dev_get_cma_area(NULL); in add_default_cma_heap()
/linux/arch/s390/mm/
A Dinit.c241 static int s390_cma_check_range(struct cma *cma, void *data) in s390_cma_check_range() argument
247 start = cma_get_base(cma); in s390_cma_check_range()
248 end = start + cma_get_size(cma); in s390_cma_check_range()
/linux/arch/xtensa/boot/dts/
A Dkc705.dts22 linux,cma {
28 linux,cma-default;
/linux/Documentation/devicetree/bindings/reserved-memory/
A Dshared-dma-pool.yaml47 linux,cma-default:
69 linux,cma {
74 linux,cma-default;
/linux/arch/arm64/boot/dts/amlogic/
A Dmeson-a1.dtsi52 linux,cma {
57 linux,cma-default;
/linux/arch/arm/boot/dts/
A Dimx6ul-ccimx6ulsom.dtsi20 linux,cma {
24 linux,cma-default;
A Dbcm283x.dtsi38 cma: linux,cma { label
42 linux,cma-default;
/linux/arch/arm/mach-davinci/
A Ddevices-da8xx.c887 struct cma *cma; in da8xx_rproc_reserve_cma() local
901 ret = dma_contiguous_reserve_area(rproc_size, rproc_base, 0, &cma, in da8xx_rproc_reserve_cma()
908 da8xx_dsp.dev.cma_area = cma; in da8xx_rproc_reserve_cma()
/linux/drivers/gpu/drm/nouveau/include/nvkm/subdev/
A Dpci.h24 bool cma; member
/linux/drivers/infiniband/core/
A DMakefile25 rdma_cm-y := cma.o cma_trace.o
/linux/drivers/gpu/drm/nouveau/
A Dnouveau_ttm.c275 drm->agp.cma = pci->agp.cma; in nouveau_ttm_init()
/linux/include/trace/events/
A Dcma.h3 #define TRACE_SYSTEM cma

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