| /linux-6.14.4/drivers/soc/qcom/ |
| D | smem.c | 16 #include <linux/soc/qcom/smem.h>
38 * (@smem_ptable), that is found 4kB from the end of the main smem region. The
55 * region with partition type (SMEM_GLOBAL_HOST) and the max smem item count is
65 * The version member of the smem header contains an array of versions for the
104 * struct smem_global_entry - entry to reference smem items on the heap
120 * struct smem_header - header found in beginning of primary smem region
123 * @initialized: boolean to indicate that smem is initialized
124 * @free_offset: index of the first unallocated byte in smem
200 * struct smem_partition - describes smem partition
218 * @item: identifying number of the smem item
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| D | smem_state.c | 95 "qcom,smem-state-names", in qcom_smem_state_get()
98 dev_err(dev, "missing qcom,smem-state-names\n"); in qcom_smem_state_get()
104 "qcom,smem-states", in qcom_smem_state_get()
105 "#qcom,smem-state-cells", in qcom_smem_state_get()
109 dev_err(dev, "failed to parse qcom,smem-states property\n"); in qcom_smem_state_get()
114 dev_err(dev, "invalid #qcom,smem-state-cells\n"); in qcom_smem_state_get()
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| D | smp2p.c | 20 #include <linux/soc/qcom/smem.h>
31 * Each processor is responsible for creating the outgoing SMEM items and each
33 * processor. By using two separate SMEM items that are single-reader and
92 * @state: smem state handle
119 * @in: pointer to the inbound smem item
120 * @out: pointer to the outbound smem item
121 * @smem_items: ids of the two smem items
300 /* Acquire smem item, if not already found */ in qcom_smp2p_intr()
444 /* Allocate an entry from the smem item */ in qcom_smp2p_outbound_entry()
554 key = "qcom,smem"; in qcom_smp2p_probe()
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| /linux-6.14.4/drivers/rpmsg/ |
| D | qcom_glink_smem.c | 19 #include <linux/soc/qcom/smem.h>
58 struct qcom_glink_smem *smem; member
66 struct qcom_glink_smem *smem = pipe->smem; in glink_smem_rx_avail() local
73 fifo = qcom_smem_get(smem->remote_pid, in glink_smem_rx_avail()
198 struct qcom_glink_smem *smem = pipe->smem; in glink_smem_tx_kick() local
200 mbox_send_message(smem->mbox_chan, NULL); in glink_smem_tx_kick()
201 mbox_client_txdone(smem->mbox_chan, 0); in glink_smem_tx_kick()
206 struct qcom_glink_smem *smem = data; in qcom_glink_smem_intr() local
208 qcom_glink_native_rx(smem->glink); in qcom_glink_smem_intr()
215 struct qcom_glink_smem *smem = container_of(dev, struct qcom_glink_smem, dev); in qcom_glink_smem_release() local
[all …]
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| D | Kconfig | 58 tristate "Qualcomm SMEM Glink driver"
63 Say y here to enable support for the GLINK SMEM communication driver,
65 over SMEM.
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| /linux-6.14.4/Documentation/devicetree/bindings/soc/qcom/ |
| D | qcom,smem.yaml | 4 $id: http://devicetree.org/schemas/soc/qcom/qcom,smem.yaml#
20 const: qcom,smem
27 description: handle to memory reservation for main SMEM memory region.
58 smem@fa00000 {
59 compatible = "qcom,smem";
72 smem_region: smem@fa00000 {
78 smem {
79 compatible = "qcom,smem";
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| D | qcom,wcnss.yaml | 71 qcom,smem-states:
75 Should reference the tx-enable and tx-rings-empty SMEM states.
77 qcom,smem-state-names:
82 Names of SMEM states.
88 - qcom,smem-states
89 - qcom,smem-state-names
130 qcom,smem-states = <&apps_smsm 10>, <&apps_smsm 9>;
131 qcom,smem-state-names = "tx-enable", "tx-rings-empty";
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| D | qcom,smp2p.yaml | 56 qcom,smem:
60 Two identifiers of the inbound and outbound smem items used for this edge.
87 '#qcom,smem-state-cells':
101 - '#qcom,smem-state-cells'
110 - qcom,smem
129 qcom,smem = <431>, <451>;
137 #qcom,smem-state-cells = <1>;
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| D | qcom,smsm.yaml | 86 '#qcom,smem-state-cells':
97 - '#qcom,smem-state-cells'
126 # The following example shows the SMEM setup for controlling properties of
141 #qcom,smem-state-cells = <1>;
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| /linux-6.14.4/Documentation/devicetree/bindings/mtd/partitions/ |
| D | qcom,smem-part.yaml | 4 $id: http://devicetree.org/schemas/mtd/partitions/qcom,smem-part.yaml#
7 title: Qualcomm SMEM NAND flash partition parser
14 Memory (SMEM) based partition table scheme. The maximum partitions supported
22 const: qcom,smem-part
37 compatible = "qcom,smem-part";
45 compatible = "qcom,smem-part";
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| /linux-6.14.4/drivers/mtd/parsers/ |
| D | qcomsmempart.c | 3 * Qualcomm SMEM NAND flash partition parser
13 #include <linux/soc/qcom/smem.h>
28 * struct smem_flash_pentry - SMEM Flash partition entry
42 * struct smem_flash_ptable - SMEM Flash partition table
70 pr_err("%s: SMEM partition parser is incompatible with 4K sectors\n", in parse_qcomsmem_part()
75 pr_debug("Parsing partition table info from SMEM\n"); in parse_qcomsmem_part()
155 pr_debug("SMEM partition table found: ver: %d len: %d\n", in parse_qcomsmem_part()
182 { .compatible = "qcom,smem-part" },
197 MODULE_DESCRIPTION("Qualcomm SMEM NAND flash partition parser");
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| /linux-6.14.4/Documentation/devicetree/bindings/net/ |
| D | qcom,bam-dmux.yaml | 40 qcom,smem-states:
47 qcom,smem-state-names:
67 - qcom,smem-states
68 - qcom,smem-state-names
86 qcom,smem-states = <&apps_smsm 1>, <&apps_smsm 11>;
87 qcom,smem-state-names = "pc", "pc-ack";
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| D | qcom,ipa.yaml | 122 qcom,smem-states:
129 qcom,smem-state-names:
176 - qcom,smem-states
221 qcom,smem = <94>, <432>;
227 #qcom,smem-state-cells = <1>;
275 qcom,smem-states = <&ipa_smp2p_out 0>,
277 qcom,smem-state-names = "ipa-clock-enabled-valid",
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| /linux-6.14.4/tools/testing/selftests/mm/ |
| D | cow.c | 1443 typedef void (*non_anon_test_fn)(char *mem, const char *smem, size_t size);
1445 static void test_cow(char *mem, const char *smem, size_t size) in test_cow() argument
1450 memcpy(old, smem, size); in test_cow()
1456 ksft_test_result(!memcmp(smem, old, size), in test_cow()
1461 static void test_ro_pin(char *mem, const char *smem, size_t size) in test_ro_pin() argument
1466 static void test_ro_fast_pin(char *mem, const char *smem, size_t size) in test_ro_fast_pin() argument
1473 char *mem, *smem, tmp; in run_with_zeropage() local
1484 smem = mmap(NULL, pagesize, PROT_READ, MAP_PRIVATE | MAP_ANON, -1, 0); in run_with_zeropage()
1485 if (smem == MAP_FAILED) { in run_with_zeropage()
1491 tmp = *mem + *smem; in run_with_zeropage()
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| /linux-6.14.4/drivers/net/ipa/ |
| D | ipa_mem.c | 13 #include <linux/soc/qcom/smem.h>
26 /* SMEM host id representing the modem. */
510 * ipa_smem_init() - Initialize SMEM memory used by the IPA
512 * @item: Item ID of SMEM memory
513 * @size: Size (bytes) of SMEM memory region
515 * SMEM is a managed block of shared DRAM, from which numbered "items"
518 * The modem accesses SMEM memory directly, but the IPA accesses it
538 return 0; /* SMEM memory not used */ in ipa_smem_init()
540 /* SMEM is memory shared between the AP and another system entity in ipa_smem_init()
541 * (in this case, the modem). An allocation from SMEM is persistent in ipa_smem_init()
[all …]
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| /linux-6.14.4/Documentation/devicetree/bindings/remoteproc/ |
| D | qcom,qcs404-cdsp-pil.yaml | 90 qcom,smem-states:
96 qcom,smem-state-names:
113 - qcom,smem-states
114 - qcom,smem-state-names
162 qcom,smem-states = <&cdsp_smp2p_out 0>;
163 qcom,smem-state-names = "stop";
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| D | qcom,sdm845-adsp-pil.yaml | 90 qcom,smem-states:
96 qcom,smem-state-names:
113 - qcom,smem-states
114 - qcom,smem-state-names
161 qcom,smem-states = <&adsp_smp2p_out 0>;
162 qcom,smem-state-names = "stop";
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| D | qcom,sc7280-adsp-pil.yaml | 89 qcom,smem-states:
95 qcom,smem-state-names:
134 - qcom,smem-states
135 - qcom,smem-state-names
180 qcom,smem-states = <&adsp_smp2p_out 0>;
181 qcom,smem-state-names = "stop";
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| D | qcom,pas-common.yaml | 55 qcom,smem-states:
61 qcom,smem-state-names:
85 - qcom,smem-states
86 - qcom,smem-state-names
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| D | qcom,sc7280-wpss-pil.yaml | 102 qcom,smem-states:
108 qcom,smem-state-names:
149 - qcom,smem-states
150 - qcom,smem-state-names
192 qcom,smem-states = <&wpss_smp2p_out 0>;
193 qcom,smem-state-names = "stop";
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| D | qcom,sc7180-mss-pil.yaml | 132 qcom,smem-states:
138 qcom,smem-state-names:
181 - qcom,smem-states
182 - qcom,smem-state-names
231 qcom,smem-states = <&modem_smp2p_out 0>;
232 qcom,smem-state-names = "stop";
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| D | qcom,wcnss-pil.yaml | 79 qcom,smem-states:
86 qcom,smem-state-names:
244 qcom,smem-states = <&wcnss_smp2p_out 0>;
245 qcom,smem-state-names = "stop";
289 qcom,smem-states = <&apps_smsm 10>, <&apps_smsm 9>;
290 qcom,smem-state-names = "tx-enable", "tx-rings-empty";
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| D | qcom,sc7280-mss-pil.yaml | 146 qcom,smem-states:
152 qcom,smem-state-names:
197 - qcom,smem-states
198 - qcom,smem-state-names
248 qcom,smem-states = <&modem_smp2p_out 0>;
249 qcom,smem-state-names = "stop";
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| D | qcom,msm8916-mss-pil.yaml | 98 qcom,smem-states:
104 qcom,smem-state-names:
192 - qcom,smem-states
193 - qcom,smem-state-names
263 qcom,smem-states = <&hexagon_smp2p_out 0>;
264 qcom,smem-state-names = "stop";
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| D | qcom,msm8996-mss-pil.yaml | 99 qcom,smem-states:
105 qcom,smem-state-names:
204 - qcom,smem-states
205 - qcom,smem-state-names
383 qcom,smem-states = <&modem_smp2p_out 0>;
384 qcom,smem-state-names = "stop";
|