| /linux/drivers/gpu/drm/amd/amdgpu/ |
| H A D | amdgpu_psp.c | 51 static int psp_load_smu_fw(struct psp_context *psp);
52 static int psp_rap_terminate(struct psp_context *psp);
53 static int psp_securedisplay_terminate(struct psp_context *psp);
55 static int psp_ring_init(struct psp_context *psp, in psp_ring_init() argument
60 struct amdgpu_device *adev = psp->adev; in psp_ring_init()
62 ring = &psp->km_ring; in psp_ring_init()
90 * - Load other non-psp fw
97 static void psp_check_pmfw_centralized_cstate_management(struct psp_context *psp) in psp_check_pmfw_centralized_cstate_management() argument
99 struct amdgpu_device *adev = psp->adev; in psp_check_pmfw_centralized_cstate_management()
102 psp->pmfw_centralized_cstate_management = false; in psp_check_pmfw_centralized_cstate_management()
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| H A D | psp_v13_0_4.c | 35 static int psp_v13_0_4_init_microcode(struct psp_context *psp) in psp_v13_0_4_init_microcode() argument
37 struct amdgpu_device *adev = psp->adev; in psp_v13_0_4_init_microcode()
45 err = psp_init_toc_microcode(psp, ucode_prefix); in psp_v13_0_4_init_microcode()
48 err = psp_init_ta_microcode(psp, ucode_prefix); in psp_v13_0_4_init_microcode()
59 static bool psp_v13_0_4_is_sos_alive(struct psp_context *psp) in psp_v13_0_4_is_sos_alive() argument
61 struct amdgpu_device *adev = psp->adev; in psp_v13_0_4_is_sos_alive()
69 static int psp_v13_0_4_wait_for_bootloader(struct psp_context *psp) in psp_v13_0_4_wait_for_bootloader() argument
71 struct amdgpu_device *adev = psp->adev; in psp_v13_0_4_wait_for_bootloader()
80 psp, SOC15_REG_OFFSET(MP0, 0, regMP0_SMN_C2PMSG_35), in psp_v13_0_4_wait_for_bootloader()
90 static int psp_v13_0_4_bootloader_load_component(struct psp_context *psp, in psp_v13_0_4_bootloader_load_component() argument
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| H A D | psp_v14_0.c | 61 static int psp_v14_0_init_microcode(struct psp_context *psp) in psp_v14_0_init_microcode() argument
63 struct amdgpu_device *adev = psp->adev; in psp_v14_0_init_microcode()
72 err = psp_init_sos_microcode(psp, ucode_prefix); in psp_v14_0_init_microcode()
75 err = psp_init_ta_microcode(psp, ucode_prefix); in psp_v14_0_init_microcode()
80 err = psp_init_toc_microcode(psp, ucode_prefix); in psp_v14_0_init_microcode()
83 err = psp_init_ta_microcode(psp, ucode_prefix); in psp_v14_0_init_microcode()
94 static bool psp_v14_0_is_sos_alive(struct psp_context *psp) in psp_v14_0_is_sos_alive() argument
96 struct amdgpu_device *adev = psp->adev; in psp_v14_0_is_sos_alive()
104 static int psp_v14_0_wait_for_bootloader(struct psp_context *psp) in psp_v14_0_wait_for_bootloader() argument
106 struct amdgpu_device *adev = psp->adev; in psp_v14_0_wait_for_bootloader()
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| H A D | psp_v13_0.c | 85 static int psp_v13_0_init_microcode(struct psp_context *psp) in psp_v13_0_init_microcode() argument
87 struct amdgpu_device *adev = psp->adev; in psp_v13_0_init_microcode()
95 err = psp_init_sos_microcode(psp, ucode_prefix); in psp_v13_0_init_microcode()
100 err = psp_init_ta_microcode(psp, ucode_prefix); in psp_v13_0_init_microcode()
113 err = psp_init_toc_microcode(psp, ucode_prefix); in psp_v13_0_init_microcode()
116 err = psp_init_ta_microcode(psp, ucode_prefix); in psp_v13_0_init_microcode()
127 err = psp_init_sos_microcode(psp, ucode_prefix); in psp_v13_0_init_microcode()
131 err = psp_init_ta_microcode(psp, ucode_prefix); in psp_v13_0_init_microcode()
142 static bool psp_v13_0_is_sos_alive(struct psp_context *psp) in psp_v13_0_is_sos_alive() argument
144 struct amdgpu_device *adev = psp->adev; in psp_v13_0_is_sos_alive()
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| H A D | psp_v15_0.c | 36 static int psp_v15_0_0_init_microcode(struct psp_context *psp) in psp_v15_0_0_init_microcode() argument
38 struct amdgpu_device *adev = psp->adev; in psp_v15_0_0_init_microcode()
44 err = psp_init_toc_microcode(psp, ucode_prefix); in psp_v15_0_0_init_microcode()
48 err = psp_init_ta_microcode(psp, ucode_prefix); in psp_v15_0_0_init_microcode()
55 static int psp_v15_0_0_ring_stop(struct psp_context *psp, in psp_v15_0_0_ring_stop() argument
59 struct amdgpu_device *adev = psp->adev; in psp_v15_0_0_ring_stop()
68 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, regMPASP_SMN_C2PMSG_101), in psp_v15_0_0_ring_stop()
77 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, regMPASP_SMN_C2PMSG_64), in psp_v15_0_0_ring_stop()
84 static int psp_v15_0_0_ring_create(struct psp_context *psp, in psp_v15_0_0_ring_create() argument
89 struct psp_ring *ring = &psp->km_ring; in psp_v15_0_0_ring_create()
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| H A D | psp_v11_0_8.c | 31 static int psp_v11_0_8_ring_stop(struct psp_context *psp, in psp_v11_0_8_ring_stop() argument
35 struct amdgpu_device *adev = psp->adev; in psp_v11_0_8_ring_stop()
45 psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_101), in psp_v11_0_8_ring_stop()
55 psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64), in psp_v11_0_8_ring_stop()
62 static int psp_v11_0_8_ring_create(struct psp_context *psp, in psp_v11_0_8_ring_create() argument
67 struct psp_ring *ring = &psp->km_ring; in psp_v11_0_8_ring_create()
68 struct amdgpu_device *adev = psp->adev; in psp_v11_0_8_ring_create()
71 ret = psp_v11_0_8_ring_stop(psp, ring_type); in psp_v11_0_8_ring_create()
93 psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_101), in psp_v11_0_8_ring_create()
99 psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64), in psp_v11_0_8_ring_create()
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| H A D | psp_v15_0_8.c | 36 static int psp_v15_0_8_init_microcode(struct psp_context *psp) in psp_v15_0_8_init_microcode() argument
38 struct amdgpu_device *adev = psp->adev; in psp_v15_0_8_init_microcode()
44 err = psp_init_toc_microcode(psp, ucode_prefix); in psp_v15_0_8_init_microcode()
51 static int psp_v15_0_8_ring_stop(struct psp_context *psp, in psp_v15_0_8_ring_stop() argument
55 struct amdgpu_device *adev = psp->adev; in psp_v15_0_8_ring_stop()
64 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, regMPASP_SMN_C2PMSG_101), in psp_v15_0_8_ring_stop()
73 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, regMPASP_SMN_C2PMSG_64), in psp_v15_0_8_ring_stop()
80 static int psp_v15_0_8_ring_create(struct psp_context *psp, in psp_v15_0_8_ring_create() argument
85 struct psp_ring *ring = &psp->km_ring; in psp_v15_0_8_ring_create()
86 struct amdgpu_device *adev = psp->adev; in psp_v15_0_8_ring_create()
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| H A D | amdgpu_psp_ta.h | 28 #define psp_fn_ta_initialize(psp) ((psp)->ta_funcs->fn_ta_initialize((psp))) argument
29 #define psp_fn_ta_invoke(psp, ta_cmd_id) ((psp)->ta_funcs->fn_ta_invoke((psp), (ta_cmd_id))) argument
30 #define psp_fn_ta_terminate(psp) ((psp)->ta_funcs->fn_ta_terminate((psp))) argument
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| H A D | amdgpu_dev_coredump.c | 121 drm_printf(p, "PSP SOS feature version: %u, fw version: 0x%08x\n", in amdgpu_devcoredump_fw_info()
122 adev->psp.sos.feature_version, adev->psp.sos.fw_version); in amdgpu_devcoredump_fw_info()
123 drm_printf(p, "PSP ASD feature version: %u, fw version: 0x%08x\n", in amdgpu_devcoredump_fw_info()
124 adev->psp.asd_context.bin_desc.feature_version, in amdgpu_devcoredump_fw_info()
125 adev->psp.asd_context.bin_desc.fw_version); in amdgpu_devcoredump_fw_info()
128 adev->psp.xgmi_context.context.bin_desc.feature_version, in amdgpu_devcoredump_fw_info()
129 adev->psp.xgmi_context.context.bin_desc.fw_version); in amdgpu_devcoredump_fw_info()
131 adev->psp.ras_context.context.bin_desc.feature_version, in amdgpu_devcoredump_fw_info()
132 adev->psp.ras_context.context.bin_desc.fw_version); in amdgpu_devcoredump_fw_info()
134 adev->psp.hdcp_context.context.bin_desc.feature_version, in amdgpu_devcoredump_fw_info()
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| /linux/drivers/gpu/drm/amd/display/modules/hdcp/ |
| H A D | hdcp_psp.c | 51 struct psp_context *psp = hdcp->config.psp.handle; in remove_display_from_topology_v2() local
57 dtm_cmd = (struct ta_dtm_shared_memory *)psp->dtm_context.context.mem_context.shared_buf; in remove_display_from_topology_v2()
62 mutex_lock(&psp->dtm_context.mutex); in remove_display_from_topology_v2()
71 psp_dtm_invoke(psp, dtm_cmd->cmd_id); in remove_display_from_topology_v2()
80 mutex_unlock(&psp->dtm_context.mutex); in remove_display_from_topology_v2()
87 struct psp_context *psp = hdcp->config.psp.handle; in remove_display_from_topology_v3() local
93 dtm_cmd = (struct ta_dtm_shared_memory *)psp->dtm_context.context.mem_context.shared_buf; in remove_display_from_topology_v3()
98 mutex_lock(&psp->dtm_context.mutex); in remove_display_from_topology_v3()
107 psp_dtm_invoke(psp, dtm_cmd->cmd_id); in remove_display_from_topology_v3()
108 mutex_unlock(&psp->dtm_context.mutex); in remove_display_from_topology_v3()
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| /linux/drivers/crypto/ccp/ |
| H A D | platform-access.c | 3 * AMD Platform Security Processor (PSP) Platform Access interface
34 /* Expect mbox_cmd to be cleared and ready bit to be set by PSP */ in wait_cmd()
38 * Check for readiness of PSP mailbox in a tight loop in order to in wait_cmd()
47 struct psp_device *psp = psp_get_master_device(); in psp_check_platform_access_status() local
49 if (!psp || !psp->platform_access_data) in psp_check_platform_access_status()
59 struct psp_device *psp = psp_get_master_device(); in psp_send_platform_access_msg() local
66 if (!psp || !psp->platform_access_data) in psp_send_platform_access_msg()
69 pa_dev = psp->platform_access_data; in psp_send_platform_access_msg()
75 cmd = psp->io_regs + pa_dev->vdata->cmdresp_reg; in psp_send_platform_access_msg()
76 lo = psp->io_regs + pa_dev->vdata->cmdbuff_addr_lo_reg; in psp_send_platform_access_msg()
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| H A D | hsti.c | 12 #include "psp-dev.h"
27 struct psp_device *psp = sp->psp_data; \
28 return sysfs_emit(buf, "%d\n", psp->capability.name); \
67 struct psp_device *psp = sp->psp_data; in psp_security_is_visible() local
69 if (psp && psp->capability.security_reporting) in psp_security_is_visible()
80 static int psp_populate_hsti(struct psp_device *psp) in psp_populate_hsti() argument
86 if (psp->capability.security_reporting) in psp_populate_hsti()
101 dev_dbg(psp->dev, "failed to populate HSTI state: %d\n", req->header.status); in psp_populate_hsti()
106 psp->capability.security_reporting = 1; in psp_populate_hsti()
107 psp->capability.raw |= req->hsti << PSP_CAPABILITY_PSP_SECURITY_OFFSET; in psp_populate_hsti()
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| H A D | tee-dev.c | 17 #include <linux/psp.h>
18 #include <linux/psp-tee.h>
20 #include "psp-dev.h"
94 ret = psp_mailbox_command(tee->psp, PSP_CMD_TEE_RING_DESTROY, NULL, in tee_send_destroy_cmd()
137 * CPU-PSP message registers in tee_init_ring()
140 ret = psp_mailbox_command(tee->psp, PSP_CMD_TEE_RING_INIT, cmd, in tee_init_ring()
189 int tee_dev_init(struct psp_device *psp) in tee_dev_init() argument
191 struct device *dev = psp->dev; in tee_dev_init()
200 psp->tee_data = tee; in tee_dev_init()
203 tee->psp = psp; in tee_dev_init()
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| H A D | sfs.h | 3 * AMD Platform Security Processor (PSP) Seamless Firmware (SFS) Support.
13 #include <uapi/linux/psp-sfs.h>
17 #include <linux/psp-sev.h>
18 #include <linux/psp-platform-access.h>
21 #include "psp-dev.h"
36 struct psp_device *psp; member
44 void sfs_dev_destroy(struct psp_device *psp);
45 int sfs_dev_init(struct psp_device *psp);
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| H A D | dbc.h | 3 * AMD Platform Security Processor (PSP) Dynamic Boost Control support
13 #include <uapi/linux/psp-dbc.h>
17 #include <linux/psp-platform-access.h>
19 #include "psp-dev.h"
23 struct psp_device *psp; member
44 void dbc_dev_destroy(struct psp_device *psp);
45 int dbc_dev_init(struct psp_device *psp);
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| H A D | platform-access.h | 3 * AMD Platform Security Processor (PSP) Platform Access interface
16 #include <linux/psp-platform-access.h>
18 #include "psp-dev.h"
22 struct psp_device *psp; member
32 void platform_access_dev_destroy(struct psp_device *psp);
33 int platform_access_dev_init(struct psp_device *psp);
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| H A D | sfs.c | 31 ret = psp_extended_mailbox_cmd(sfs_dev->psp, in send_sfs_cmd()
36 "msg 0x%x failed with PSP error: 0x%x, extended status: 0x%x\n", in send_sfs_cmd()
133 * if PSP status indicated success or command error. in sfs_ioctl()
162 * if PSP status indicated success or command error. in sfs_ioctl()
192 void sfs_dev_destroy(struct psp_device *psp) in sfs_dev_destroy() argument
194 struct sfs_device *sfs_dev = psp->sfs_data; in sfs_dev_destroy()
209 psp->sfs_data = NULL; in sfs_dev_destroy()
251 int sfs_dev_init(struct psp_device *psp) in sfs_dev_init() argument
253 struct device *dev = psp->dev; in sfs_dev_init()
288 psp->sfs_data = sfs_dev; in sfs_dev_init()
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| /linux/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ |
| H A D | psp.c | 4 #include <net/psp.h>
5 #include <linux/psp.h>
7 #include "psp.h"
9 #include "en_accel/psp.h"
29 struct mutex mutex; /* Protect PSP TX steering */
71 /* PSP RX flow steering */
162 "fail to alloc psp copy modify_header_id err=%d\n", err); in accel_psp_fs_rx_err_add_rule()
179 mlx5_core_err(mdev, "fail to add psp rx err copy rule err=%d\n", err); in accel_psp_fs_rx_err_add_rule()
196 mlx5_core_err(mdev, "fail to add psp rx auth fail drop rule err=%d\n", in accel_psp_fs_rx_err_add_rule()
214 mlx5_core_err(mdev, "fail to add psp rx framing err drop rule err=%d\n", in accel_psp_fs_rx_err_add_rule()
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| H A D | psp_rxtx.c | 10 #include <net/psp/types.h>
13 #include "psp.h"
15 #include "en_accel/psp.h"
49 /* Set SWP additional flags for packet of type IP|UDP|PSP|[ TCP | UDP ] */ in mlx5e_psp_set_swp()
79 /* Tunnel(VXLAN TCP/UDP) over Transport Mode PSP i.e. PSP payload is vxlan tunnel */ in mlx5e_psp_set_swp()
127 u16 dev_id = priv->psp->psp->id; in mlx5e_psp_offload_handle_rx_skb()
158 /* Special WA for PSP LSO in ConnectX7 */ in mlx5e_psp_tx_build_eseg()
187 atomic_inc(&priv->psp->tx_drop); in mlx5e_psp_handle_tx_skb()
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| /linux/drivers/i2c/busses/ |
| H A D | i2c-designware-amdpsp.c | 5 #include <linux/psp-platform-access.h>
6 #include <linux/psp.h>
38 /* Helper to verify status returned by PSP */
43 /* Status field in command-response buffer is updated by PSP */ in check_i2c_req_sts()
58 * Errors in x86-PSP i2c-arbitration protocol may occur at two levels:
59 * 1. mailbox communication - PSP is not operational or some IO errors with
61 * 2. i2c-requests - PSP refuses to grant i2c arbitration to x86 for too long.
110 dev_err(psp_i2c_dev, "Timed out waiting for PSP to %s I2C bus\n", in psp_send_i2c_req()
118 dev_err(psp_i2c_dev, "PSP communication error\n"); in psp_send_i2c_req()
122 dev_dbg(psp_i2c_dev, "Request accepted by PSP after %ums\n", in psp_send_i2c_req()
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| /linux/drivers/gpu/drm/amd/display/amdgpu_dm/ |
| H A D | amdgpu_dm_hdcp.c | 37 * currently loaded SRM, psp will return 0xFFFF as the version
109 static uint8_t *psp_get_srm(struct psp_context *psp, uint32_t *srm_version, uint32_t *srm_size) in psp_get_srm() argument
113 if (!psp->hdcp_context.context.initialized) { in psp_get_srm()
118 hdcp_cmd = (struct ta_hdcp_shared_memory *)psp->hdcp_context.context.mem_context.shared_buf; in psp_get_srm()
122 psp_hdcp_invoke(psp, hdcp_cmd->cmd_id); in psp_get_srm()
133 static int psp_set_srm(struct psp_context *psp, in psp_set_srm() argument
138 if (!psp->hdcp_context.context.initialized) { in psp_set_srm()
143 hdcp_cmd = (struct ta_hdcp_shared_memory *)psp->hdcp_context.context.mem_context.shared_buf; in psp_set_srm()
150 psp_hdcp_invoke(psp, hdcp_cmd->cmd_id); in psp_set_srm()
220 psp_set_srm(hdcp_work->hdcp.config.psp.handle, hdcp_work->srm, in hdcp_update_display()
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| /linux/tools/testing/selftests/net/ |
| H A D | srv6_end_flavors_test.sh | 13 # - Penultimate Segment Pop (PSP);
19 # Currently in this selftest we consider only the PSP flavor for the SRv6 End
23 # The purpose of the PSP flavor consists in instructing the penultimate node
26 # A PSP enabled SRv6 End behavior instance processes the SRH by:
33 # the IPv6 DA updated during the PSP operation (i.e. the IPv6 DA corresponding
36 # Although the PSP flavor can be set for any SRv6 End behavior instance on any
42 # - a PSP enabled SRv6 End behavior bound to SID Y will apply the PSP operation
45 # - a PSP enabled SRv6 End behavior bound to SID X will *NOT* apply the PSP
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| /linux/drivers/staging/greybus/ |
| H A D | power_supply.c | 106 static int get_psp_from_gb_prop(int gb_prop, enum power_supply_property *psp) in get_psp_from_gb_prop() argument
305 *psp = (enum power_supply_property)prop; in get_psp_from_gb_prop()
316 enum power_supply_property psp) in get_psy_prop() argument
321 if (gbpsy->props[i].prop == psp) in get_psy_prop()
327 enum power_supply_property psp) in is_psy_prop_writeable() argument
331 prop = get_psy_prop(gbpsy, psp); in is_psy_prop_writeable()
337 static int is_prop_valint(enum power_supply_property psp) in is_prop_valint() argument
339 return ((psp < POWER_SUPPLY_PROP_MODEL_NAME) ? 1 : 0); in is_prop_valint()
513 enum power_supply_property psp; in gb_power_supply_prop_descriptors_get() local
539 ret = get_psp_from_gb_prop(resp->props[i].property, &psp); in gb_power_supply_prop_descriptors_get()
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| /linux/net/psp/ |
| H A D | psp_main.c | 8 #include <net/psp.h>
11 #include "psp.h"
12 #include "psp-nl-gen.h"
18 * DOC: PSP locking
27 * psp_dev_check_access() - check if user in a given net ns can access PSP dev
28 * @psd: PSP device structure user is trying to access
31 * Return: 0 if PSP device should be visible in @net, errno otherwise.
41 * psp_dev_create() - create and register PSP device
47 * Return: pointer to allocated PSP device, or ERR_PTR.
114 * psp_dev_unregister() - unregister PSP device
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| H A D | Kconfig | 3 # PSP configuration
6 bool "PSP Security Protocol support"
12 Enable kernel support for the PSP Security Protocol (PSP).
14 https://raw.githubusercontent.com/google/psp/main/doc/PSP_Arch_Spec.pdf
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