| /linux/fs/pstore/ |
| H A D | ram_core.c | 42 static inline size_t buffer_size(struct persistent_ram_zone *prz) in buffer_size() function
64 while (unlikely(new >= prz->buffer_size)) in buffer_start_add()
65 new -= prz->buffer_size; in buffer_start_add()
85 if (old == prz->buffer_size) in buffer_size_add()
89 if (new > prz->buffer_size) in buffer_size_add()
90 new = prz->buffer_size; in buffer_size_add()
126 uint8_t *buffer_end = buffer->data + prz->buffer_size; in persistent_ram_update_ecc()
170 while (block < buffer->data + buffer_size(prz)) { in persistent_ram_ecc_old()
173 if (block + size > buffer->data + prz->buffer_size) in persistent_ram_ecc_old()
174 size = buffer->data + prz->buffer_size - block; in persistent_ram_ecc_old()
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| H A D | zone.c | 84 size_t buffer_size; member
180 if (off > zone->buffer_size) in psz_zone_read_buffer()
182 len = min_t(size_t, len, zone->buffer_size - off); in psz_zone_read_buffer()
192 if (off > zone->buffer_size) in psz_zone_read_oldbuf()
194 len = min_t(size_t, len, zone->buffer_size - off); in psz_zone_read_oldbuf()
208 if (off > zone->buffer_size) in psz_zone_write()
211 wlen = min_t(size_t, len, zone->buffer_size - off); in psz_zone_write()
243 wlen = zone->buffer_size + sizeof(*zone->buffer); in psz_zone_write()
363 rcnt = info->read((char *)buf, zone->buffer_size + sizeof(*buf), in psz_kmsg_recover_data()
365 if (rcnt != zone->buffer_size + sizeof(*buf)) in psz_kmsg_recover_data()
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| /linux/tools/testing/selftests/alsa/ |
| H A D | pcm-test.conf | 8 buffer_size 32000
17 buffer_size 32000
26 buffer_size 192000
35 buffer_size 4096
44 buffer_size 192000
53 buffer_size 576000
62 buffer_size 192000
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| /linux/sound/core/ |
| H A D | pcm_trace.h | 22 __field( snd_pcm_uframes_t, buffer_size )
34 __entry->buffer_size = (substream)->runtime->buffer_size;
47 (unsigned long)__entry->buffer_size)
59 __field( snd_pcm_uframes_t, buffer_size )
69 __entry->buffer_size = (substream)->runtime->buffer_size;
80 (unsigned long)__entry->buffer_size)
118 __field( snd_pcm_uframes_t, buffer_size )
129 __entry->buffer_size
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| /linux/fs/9p/ |
| H A D | xattr.c | 19 void *buffer, size_t buffer_size) in v9fs_fid_xattr_get() argument
24 struct kvec kvec = {.iov_base = buffer, .iov_len = buffer_size}; in v9fs_fid_xattr_get()
28 iov_iter_kvec(&to, ITER_DEST, &kvec, 1, buffer_size); in v9fs_fid_xattr_get()
37 if (attr_size > buffer_size) { in v9fs_fid_xattr_get()
38 if (buffer_size) in v9fs_fid_xattr_get()
66 void *buffer, size_t buffer_size) in v9fs_xattr_get() argument
72 name, buffer_size); in v9fs_xattr_get()
76 ret = v9fs_fid_xattr_get(fid, name, buffer, buffer_size); in v9fs_xattr_get()
140 ssize_t v9fs_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size) in v9fs_listxattr() argument
143 return v9fs_xattr_get(dentry, "", buffer, buffer_size); in v9fs_listxattr()
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| H A D | xattr.h | 16 void *buffer, size_t buffer_size);
18 void *buffer, size_t buffer_size);
24 size_t buffer_size);
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| /linux/drivers/platform/x86/dell/dell-wmi-sysman/ |
| H A D | biosattr-interface.c | 52 size_t security_area_size, buffer_size; in set_attribute() local
67 buffer_size = security_area_size + a_name_size + a_value_size; in set_attribute()
68 buffer = kzalloc(buffer_size, GFP_KERNEL); in set_attribute()
87 print_hex_dump_bytes("set attribute data: ", DUMP_PREFIX_NONE, buffer, buffer_size); in set_attribute()
89 buffer, buffer_size, in set_attribute()
110 size_t security_area_size, buffer_size; in set_bios_defaults() local
123 buffer_size = security_area_size + integer_area_size; in set_bios_defaults()
124 buffer = kzalloc(buffer_size, GFP_KERNEL); in set_bios_defaults()
136 ret = call_biosattributes_interface(wmi_priv.bios_attr_wdev, buffer, buffer_size, in set_bios_defaults()
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| H A D | passwordattr-interface.c | 44 size_t security_area_size, buffer_size; in set_new_password() local
70 buffer_size = security_area_size + password_type_size + current_password_size + new_size; in set_new_password()
71 buffer = kzalloc(buffer_size, GFP_KERNEL); in set_new_password()
96 print_hex_dump_bytes("set new password data: ", DUMP_PREFIX_NONE, buffer, buffer_size); in set_new_password()
97 ret = call_password_interface(wmi_priv.password_attr_wdev, buffer, buffer_size); in set_new_password()
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| /linux/arch/powerpc/boot/ |
| H A D | decompress.c | 50 static long flush(void *v, unsigned long buffer_size) in flush() argument
52 unsigned long end = decompressed_bytes + buffer_size; in flush()
53 unsigned long size = buffer_size; in flush()
67 decompressed_bytes += buffer_size; in flush()
68 return buffer_size; in flush()
86 return buffer_size; in flush()
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| /linux/sound/soc/intel/avs/ |
| H A D | cldma.c | 36 unsigned int buffer_size; member
64 if (cl->remaining > cl->buffer_size) in hda_cldma_fill()
65 size = cl->buffer_size; in hda_cldma_fill()
70 if (offset + size > cl->buffer_size) { in hda_cldma_fill()
73 ss = cl->buffer_size - offset; in hda_cldma_fill()
209 int remaining = cl->buffer_size; in cldma_setup_bdle()
238 cldma_setup_bdle(cl, cl->buffer_size / 2); in hda_cldma_setup()
243 snd_hdac_stream_writel(cl, SD_CBL, cl->buffer_size); in hda_cldma_setup()
263 unsigned int buffer_size) in hda_cldma_init() argument
267 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV_SG, bus->dev, buffer_size, &cl->dmab_data); in hda_cldma_init()
[all …]
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| /linux/sound/pci/aw2/ |
| H A D | aw2-saa7146.c | 145 unsigned long buffer_size) in snd_aw2_saa7146_pcm_init_playback() argument
181 WRITEREG(dma_addr + buffer_size, ProtA2_out); in snd_aw2_saa7146_pcm_init_playback()
192 WRITEREG(dma_addr + buffer_size, ProtA1_out); in snd_aw2_saa7146_pcm_init_playback()
202 unsigned long buffer_size) in snd_aw2_saa7146_pcm_init_capture() argument
238 WRITEREG(dma_addr + buffer_size, ProtA1_in); in snd_aw2_saa7146_pcm_init_capture()
375 unsigned int buffer_size) in snd_aw2_saa7146_get_hw_ptr_playback() argument
384 if (ptr == buffer_size) in snd_aw2_saa7146_get_hw_ptr_playback()
391 if (ptr == buffer_size) in snd_aw2_saa7146_get_hw_ptr_playback()
400 unsigned int buffer_size) in snd_aw2_saa7146_get_hw_ptr_capture() argument
408 if (ptr == buffer_size) in snd_aw2_saa7146_get_hw_ptr_capture()
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| H A D | aw2-saa7146.h | 44 unsigned long buffer_size);
49 unsigned long buffer_size);
78 buffer_size);
85 buffer_size);
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| /linux/drivers/gpu/drm/etnaviv/ |
| H A D | etnaviv_hwdb.c | 25 .buffer_size = 0,
56 .buffer_size = 0,
88 .buffer_size = 0,
120 .buffer_size = 0,
151 .buffer_size = 0,
183 .buffer_size = 0,
215 .buffer_size = 0,
247 .buffer_size = 0,
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| /linux/arch/mips/kernel/ |
| H A D | rtlx.c | 41 chan->rt_state, chan->lx_state, chan->buffer_size); in dump_rtlx()
217 return (chan->lx_write + chan->buffer_size - chan->lx_read) in rtlx_read_poll()
218 % chan->buffer_size; in rtlx_read_poll()
239 chan->buffer_size); in rtlx_write_poll()
259 (size_t)(lx_write + lx->buffer_size - lx->lx_read) in rtlx_read()
260 % lx->buffer_size); in rtlx_read()
263 fl = min(count, (size_t)lx->buffer_size - lx->lx_read); in rtlx_read()
277 lx->lx_read = (lx->lx_read + count) % lx->buffer_size; in rtlx_read()
302 rt->buffer_size)); in rtlx_write()
305 fl = min(count, (size_t) rt->buffer_size - rt->rt_write); in rtlx_write()
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| /linux/drivers/misc/ibmasm/ |
| H A D | command.c | 20 struct command *ibmasm_new_command(struct service_processor *sp, size_t buffer_size) in ibmasm_new_command() argument
24 if (buffer_size > IBMASM_CMD_MAX_BUFFER_SIZE) in ibmasm_new_command()
32 cmd->buffer = kzalloc(buffer_size, GFP_KERNEL); in ibmasm_new_command()
37 cmd->buffer_size = buffer_size; in ibmasm_new_command()
168 memcpy_fromio(cmd->buffer, response, min(size, cmd->buffer_size)); in ibmasm_receive_command_response()
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| /linux/drivers/platform/x86/hp/hp-bioscfg/ |
| H A D | int-attributes.c | 300 static int hp_populate_integer_elements_from_buffer(u8 *buffer_ptr, u32 *buffer_size, in hp_populate_integer_elements_from_buffer() argument
304 int dst_size = *buffer_size / sizeof(u16); in hp_populate_integer_elements_from_buffer()
330 hp_get_string_from_buffer(&buffer_ptr, buffer_size, dst, dst_size); in hp_populate_integer_elements_from_buffer()
337 ret = hp_get_common_data_from_buffer(&buffer_ptr, buffer_size, &integer_data->common); in hp_populate_integer_elements_from_buffer()
342 ret = hp_get_integer_from_buffer(&buffer_ptr, buffer_size, in hp_populate_integer_elements_from_buffer()
348 ret = hp_get_integer_from_buffer(&buffer_ptr, buffer_size, in hp_populate_integer_elements_from_buffer()
354 ret = hp_get_integer_from_buffer(&buffer_ptr, buffer_size, in hp_populate_integer_elements_from_buffer()
370 int hp_populate_integer_buffer_data(u8 *buffer_ptr, u32 *buffer_size, int instance_id, in hp_populate_integer_buffer_data() argument
379 ret = hp_populate_integer_elements_from_buffer(buffer_ptr, buffer_size, in hp_populate_integer_buffer_data()
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| H A D | enum-attributes.c | 327 static int hp_populate_enumeration_elements_from_buffer(u8 *buffer_ptr, u32 *buffer_size, in hp_populate_enumeration_elements_from_buffer() argument
350 ret = hp_get_string_from_buffer(&buffer_ptr, buffer_size, enum_data->current_value, in hp_populate_enumeration_elements_from_buffer()
356 ret = hp_get_common_data_from_buffer(&buffer_ptr, buffer_size, &enum_data->common); in hp_populate_enumeration_elements_from_buffer()
361 ret = hp_get_string_from_buffer(&buffer_ptr, buffer_size, in hp_populate_enumeration_elements_from_buffer()
368 ret = hp_get_integer_from_buffer(&buffer_ptr, buffer_size, in hp_populate_enumeration_elements_from_buffer()
379 ret = hp_get_string_from_buffer(&buffer_ptr, buffer_size, in hp_populate_enumeration_elements_from_buffer()
399 int hp_populate_enumeration_buffer_data(u8 *buffer_ptr, u32 *buffer_size, in hp_populate_enumeration_buffer_data() argument
409 ret = hp_populate_enumeration_elements_from_buffer(buffer_ptr, buffer_size, in hp_populate_enumeration_buffer_data()
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| H A D | string-attributes.c | 290 static int hp_populate_string_elements_from_buffer(u8 *buffer_ptr, u32 *buffer_size, in hp_populate_string_elements_from_buffer() argument
312 ret = hp_get_string_from_buffer(&buffer_ptr, buffer_size, string_data->current_value, in hp_populate_string_elements_from_buffer()
318 ret = hp_get_common_data_from_buffer(&buffer_ptr, buffer_size, &string_data->common); in hp_populate_string_elements_from_buffer()
323 ret = hp_get_integer_from_buffer(&buffer_ptr, buffer_size, in hp_populate_string_elements_from_buffer()
329 ret = hp_get_integer_from_buffer(&buffer_ptr, buffer_size, in hp_populate_string_elements_from_buffer()
346 int hp_populate_string_buffer_data(u8 *buffer_ptr, u32 *buffer_size, in hp_populate_string_buffer_data() argument
355 ret = hp_populate_string_elements_from_buffer(buffer_ptr, buffer_size, in hp_populate_string_buffer_data()
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| /linux/drivers/net/ethernet/cavium/liquidio/ |
| H A D | octeon_console.c | 676 console->buffer_size = octeon_read_device_mem32(oct, coreaddr); in octeon_add_console()
728 console->buffer_size = 0; in octeon_remove_consoles()
736 static inline int octeon_console_free_bytes(u32 buffer_size, in octeon_console_free_bytes() argument
740 if (rd_idx >= buffer_size || wr_idx >= buffer_size) in octeon_console_free_bytes()
743 return ((buffer_size - 1) - (wr_idx - rd_idx)) % buffer_size; in octeon_console_free_bytes()
746 static inline int octeon_console_avail_bytes(u32 buffer_size, in octeon_console_avail_bytes() argument
750 if (rd_idx >= buffer_size || wr_idx >= buffer_size) in octeon_console_avail_bytes()
753 return buffer_size - 1 - in octeon_console_avail_bytes()
754 octeon_console_free_bytes(buffer_size, wr_idx, rd_idx); in octeon_console_avail_bytes()
780 bytes_to_read = octeon_console_avail_bytes(console->buffer_size, in octeon_console_read()
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| /linux/Documentation/translations/zh_CN/core-api/ |
| H A D | circular-buffers.rst | 82 CIRC_SPACE(head_index, tail_index, buffer_size);
89 CIRC_SPACE_TO_END(head_index, tail_index, buffer_size);
97 CIRC_CNT(head_index, tail_index, buffer_size);
104 CIRC_CNT_TO_END(head_index, tail_index, buffer_size);
108 这里的每一个宏名义上都会返回一个介于0和buffer_size-1之间的值，但是：
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| /linux/sound/soc/sof/ |
| H A D | compress.c | 16 u64 host_pos, u64 buffer_size) in sof_set_transferred_bytes() argument
21 div64_u64_rem(sstream->copied_total, buffer_size, &prev_pos); in sof_set_transferred_bytes()
24 copied = (buffer_size - prev_pos) + host_pos; in sof_set_transferred_bytes()
72 crtd->buffer_size); in snd_sof_compr_fragment_elapsed()
204 ret = snd_compr_malloc_pages(cstream, crtd->buffer_size); in sof_compr_set_params()
312 div_u64_rem(rtd->total_bytes_available, rtd->buffer_size, &offset); in sof_compr_copy_playback()
314 n = rtd->buffer_size - offset; in sof_compr_copy_playback()
333 div_u64_rem(rtd->total_bytes_transferred, rtd->buffer_size, &offset); in sof_compr_copy_capture()
335 n = rtd->buffer_size - offset; in sof_compr_copy_capture()
353 if (count > rtd->buffer_size) in sof_compr_copy()
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| /linux/sound/pci/ |
| H A D | sis7019.c | 76 u16 buffer_size; member
192 if (voice->sso >= voice->buffer_size) in sis_update_sso()
193 voice->sso -= voice->buffer_size; in sis_update_sso()
264 if (voice->vperiod < voice->buffer_size) { in sis_update_voice()
436 unsigned int period_size, buffer_size; in sis_alloc_timing_voice() local
445 buffer_size = params_buffer_size(hw_params); in sis_alloc_timing_voice()
446 needed = (period_size != buffer_size && in sis_alloc_timing_voice()
447 period_size != (buffer_size / 2)); in sis_alloc_timing_voice()
521 leo = runtime->buffer_size - 1; in sis_pcm_playback_prepare()
525 if (runtime->period_size == (runtime->buffer_size / 2)) { in sis_pcm_playback_prepare()
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| /linux/tools/testing/selftests/alsa/conf.d/ |
| H A D | Lenovo_ThinkPad_P1_Gen2.conf | 48 buffer_size 4096
56 buffer_size 192000
64 buffer_size 192000
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| /linux/drivers/gpu/drm/amd/display/dc/basics/ |
| H A D | conversion.c | 82 uint32_t buffer_size) in convert_float_matrix() argument
90 for (i = 0; i < buffer_size; ++i) { in convert_float_matrix()
132 uint32_t buffer_size) in convert_hw_matrix() argument
134 for (int i = 0; i < buffer_size; ++i) in convert_hw_matrix()
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| /linux/drivers/gpu/drm/loongson/ |
| H A D | lsdc_benchmark.c | 105 unsigned int buffer_size = 1920 * 1080 * 4; in lsdc_show_benchmark_copy() local
109 buffer_size, in lsdc_show_benchmark_copy()
117 buffer_size, in lsdc_show_benchmark_copy()
125 buffer_size, in lsdc_show_benchmark_copy()
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