[PATCH 3/9] drm/amdgpu: separate the xgmi related APIs
Evan Quan
evan.quan at amd.com
Wed Jan 2 09:21:35 UTC 2019
As they are logic independently from other APIs of amdgpu_psp.c.
Change-Id: Idb9d81e15ad4d37e93b95682a07194a94c4849d6
Signed-off-by: Evan Quan <evan.quan at amd.com>
---
drivers/gpu/drm/amd/amdgpu/Makefile | 3 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 182 +--------------------
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h | 1 -
drivers/gpu/drm/amd/amdgpu/psp_v11_0.c | 1 +
drivers/gpu/drm/amd/amdgpu/psp_xgmi.c | 207 ++++++++++++++++++++++++
drivers/gpu/drm/amd/amdgpu/psp_xgmi.h | 33 ++++
6 files changed, 244 insertions(+), 183 deletions(-)
create mode 100644 drivers/gpu/drm/amd/amdgpu/psp_xgmi.c
create mode 100644 drivers/gpu/drm/amd/amdgpu/psp_xgmi.h
diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile
index fe27d6038da9..30a705db0ef5 100644
--- a/drivers/gpu/drm/amd/amdgpu/Makefile
+++ b/drivers/gpu/drm/amd/amdgpu/Makefile
@@ -92,7 +92,8 @@ amdgpu-y += \
psp_v10_0.o \
psp_v11_0.o \
psp_ring.o \
- psp_cmn.o
+ psp_cmn.o \
+ psp_xgmi.o
# add SMC block
amdgpu-y += \
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index d1ccc6ea7607..c33ced8371c3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -32,6 +32,7 @@
#include "psp_v3_1.h"
#include "psp_v10_0.h"
#include "psp_v11_0.h"
+#include "psp_xgmi.h"
#define psp_ring_init(psp, type) \
(psp)->funcs->ring_init((psp), (type))
@@ -244,187 +245,6 @@ static int psp_asd_load(struct psp_context *psp)
return ret;
}
-static void psp_prep_xgmi_ta_load_cmd_buf(struct psp_gfx_cmd_resp *cmd,
- uint64_t xgmi_ta_mc, uint64_t xgmi_mc_shared,
- uint32_t xgmi_ta_size, uint32_t shared_size)
-{
- cmd->cmd_id = GFX_CMD_ID_LOAD_TA;
- cmd->cmd.cmd_load_ta.app_phy_addr_lo = lower_32_bits(xgmi_ta_mc);
- cmd->cmd.cmd_load_ta.app_phy_addr_hi = upper_32_bits(xgmi_ta_mc);
- cmd->cmd.cmd_load_ta.app_len = xgmi_ta_size;
-
- cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_lo = lower_32_bits(xgmi_mc_shared);
- cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_hi = upper_32_bits(xgmi_mc_shared);
- cmd->cmd.cmd_load_ta.cmd_buf_len = shared_size;
-}
-
-static int psp_xgmi_init_shared_buf(struct psp_context *psp)
-{
- int ret;
-
- /*
- * Allocate 16k memory aligned to 4k from Frame Buffer (local
- * physical) for xgmi ta <-> Driver
- */
- ret = amdgpu_bo_create_kernel(psp->adev, PSP_XGMI_SHARED_MEM_SIZE,
- PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
- &psp->xgmi_context.xgmi_shared_bo,
- &psp->xgmi_context.xgmi_shared_mc_addr,
- &psp->xgmi_context.xgmi_shared_buf);
-
- return ret;
-}
-
-static int psp_xgmi_load(struct psp_context *psp)
-{
- int ret;
- struct psp_gfx_cmd_resp *cmd;
-
- /*
- * TODO: bypass the loading in sriov for now
- */
- if (amdgpu_sriov_vf(psp->adev))
- return 0;
-
- cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
- if (!cmd)
- return -ENOMEM;
-
- memset(psp->fw_pri_buf, 0, PSP_1_MEG);
- memcpy(psp->fw_pri_buf, psp->ta_xgmi_start_addr, psp->ta_xgmi_ucode_size);
-
- psp_prep_xgmi_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr,
- psp->xgmi_context.xgmi_shared_mc_addr,
- psp->ta_xgmi_ucode_size, PSP_XGMI_SHARED_MEM_SIZE);
-
- ret = psp_submit_cmd_buf(psp, NULL, cmd,
- psp->fence_buf_mc_addr);
-
- if (!ret) {
- psp->xgmi_context.initialized = 1;
- psp->xgmi_context.session_id = cmd->resp.session_id;
- }
-
- kfree(cmd);
-
- return ret;
-}
-
-static void psp_prep_xgmi_ta_unload_cmd_buf(struct psp_gfx_cmd_resp *cmd,
- uint32_t xgmi_session_id)
-{
- cmd->cmd_id = GFX_CMD_ID_UNLOAD_TA;
- cmd->cmd.cmd_unload_ta.session_id = xgmi_session_id;
-}
-
-static int psp_xgmi_unload(struct psp_context *psp)
-{
- int ret;
- struct psp_gfx_cmd_resp *cmd;
-
- /*
- * TODO: bypass the unloading in sriov for now
- */
- if (amdgpu_sriov_vf(psp->adev))
- return 0;
-
- cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
- if (!cmd)
- return -ENOMEM;
-
- psp_prep_xgmi_ta_unload_cmd_buf(cmd, psp->xgmi_context.session_id);
-
- ret = psp_submit_cmd_buf(psp, NULL, cmd,
- psp->fence_buf_mc_addr);
-
- kfree(cmd);
-
- return ret;
-}
-
-static void psp_prep_xgmi_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp *cmd,
- uint32_t ta_cmd_id,
- uint32_t xgmi_session_id)
-{
- cmd->cmd_id = GFX_CMD_ID_INVOKE_CMD;
- cmd->cmd.cmd_invoke_cmd.session_id = xgmi_session_id;
- cmd->cmd.cmd_invoke_cmd.ta_cmd_id = ta_cmd_id;
- /* Note: cmd_invoke_cmd.buf is not used for now */
-}
-
-int psp_xgmi_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
-{
- int ret;
- struct psp_gfx_cmd_resp *cmd;
-
- /*
- * TODO: bypass the loading in sriov for now
- */
- if (amdgpu_sriov_vf(psp->adev))
- return 0;
-
- cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
- if (!cmd)
- return -ENOMEM;
-
- psp_prep_xgmi_ta_invoke_cmd_buf(cmd, ta_cmd_id,
- psp->xgmi_context.session_id);
-
- ret = psp_submit_cmd_buf(psp, NULL, cmd,
- psp->fence_buf_mc_addr);
-
- kfree(cmd);
-
- return ret;
-}
-
-static int psp_xgmi_terminate(struct psp_context *psp)
-{
- int ret;
-
- if (!psp->xgmi_context.initialized)
- return 0;
-
- ret = psp_xgmi_unload(psp);
- if (ret)
- return ret;
-
- psp->xgmi_context.initialized = 0;
-
- /* free xgmi shared memory */
- amdgpu_bo_free_kernel(&psp->xgmi_context.xgmi_shared_bo,
- &psp->xgmi_context.xgmi_shared_mc_addr,
- &psp->xgmi_context.xgmi_shared_buf);
-
- return 0;
-}
-
-static int psp_xgmi_initialize(struct psp_context *psp)
-{
- struct ta_xgmi_shared_memory *xgmi_cmd;
- int ret;
-
- if (!psp->xgmi_context.initialized) {
- ret = psp_xgmi_init_shared_buf(psp);
- if (ret)
- return ret;
- }
-
- /* Load XGMI TA */
- ret = psp_xgmi_load(psp);
- if (ret)
- return ret;
-
- /* Initialize XGMI session */
- xgmi_cmd = (struct ta_xgmi_shared_memory *)(psp->xgmi_context.xgmi_shared_buf);
- memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
- xgmi_cmd->cmd_id = TA_COMMAND_XGMI__INITIALIZE;
-
- ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
-
- return ret;
-}
-
static int psp_hw_start(struct psp_context *psp)
{
struct amdgpu_device *adev = psp->adev;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
index f4438a5077b6..d65691b988fa 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
@@ -193,7 +193,6 @@ extern const struct amdgpu_ip_block_version psp_v3_1_ip_block;
extern const struct amdgpu_ip_block_version psp_v10_0_ip_block;
int psp_gpu_reset(struct amdgpu_device *adev);
-int psp_xgmi_invoke(struct psp_context *psp, uint32_t ta_cmd_id);
extern const struct amdgpu_ip_block_version psp_v11_0_ip_block;
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c
index 1dc62ec4e64b..b5c6057dd6ed 100644
--- a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c
@@ -34,6 +34,7 @@
#include "nbio/nbio_7_4_offset.h"
#include "psp_ring.h"
#include "psp_cmn.h"
+#include "psp_xgmi.h"
MODULE_FIRMWARE("amdgpu/vega20_sos.bin");
MODULE_FIRMWARE("amdgpu/vega20_asd.bin");
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_xgmi.c b/drivers/gpu/drm/amd/amdgpu/psp_xgmi.c
new file mode 100644
index 000000000000..b3eb93391a46
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/psp_xgmi.c
@@ -0,0 +1,207 @@
+/*
+ * Copyright 2018 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#include "psp_xgmi.h"
+#include "psp_ring.h"
+
+static void psp_prep_xgmi_ta_load_cmd_buf(struct psp_gfx_cmd_resp *cmd,
+ uint64_t xgmi_ta_mc, uint64_t xgmi_mc_shared,
+ uint32_t xgmi_ta_size, uint32_t shared_size)
+{
+ cmd->cmd_id = GFX_CMD_ID_LOAD_TA;
+ cmd->cmd.cmd_load_ta.app_phy_addr_lo = lower_32_bits(xgmi_ta_mc);
+ cmd->cmd.cmd_load_ta.app_phy_addr_hi = upper_32_bits(xgmi_ta_mc);
+ cmd->cmd.cmd_load_ta.app_len = xgmi_ta_size;
+
+ cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_lo = lower_32_bits(xgmi_mc_shared);
+ cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_hi = upper_32_bits(xgmi_mc_shared);
+ cmd->cmd.cmd_load_ta.cmd_buf_len = shared_size;
+}
+
+static int psp_xgmi_init_shared_buf(struct psp_context *psp)
+{
+ int ret;
+
+ /*
+ * Allocate 16k memory aligned to 4k from Frame Buffer (local
+ * physical) for xgmi ta <-> Driver
+ */
+ ret = amdgpu_bo_create_kernel(psp->adev, PSP_XGMI_SHARED_MEM_SIZE,
+ PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
+ &psp->xgmi_context.xgmi_shared_bo,
+ &psp->xgmi_context.xgmi_shared_mc_addr,
+ &psp->xgmi_context.xgmi_shared_buf);
+
+ return ret;
+}
+
+static int psp_xgmi_load(struct psp_context *psp)
+{
+ int ret;
+ struct psp_gfx_cmd_resp *cmd;
+
+ /*
+ * TODO: bypass the loading in sriov for now
+ */
+ if (amdgpu_sriov_vf(psp->adev))
+ return 0;
+
+ cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
+ if (!cmd)
+ return -ENOMEM;
+
+ memset(psp->fw_pri_buf, 0, PSP_1_MEG);
+ memcpy(psp->fw_pri_buf, psp->ta_xgmi_start_addr, psp->ta_xgmi_ucode_size);
+
+ psp_prep_xgmi_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr,
+ psp->xgmi_context.xgmi_shared_mc_addr,
+ psp->ta_xgmi_ucode_size, PSP_XGMI_SHARED_MEM_SIZE);
+
+ ret = psp_ring_submit_cmd_buf(psp, NULL, cmd,
+ psp->fence_buf_mc_addr);
+
+ if (!ret) {
+ psp->xgmi_context.initialized = 1;
+ psp->xgmi_context.session_id = cmd->resp.session_id;
+ }
+
+ kfree(cmd);
+
+ return ret;
+}
+
+static void psp_prep_xgmi_ta_unload_cmd_buf(struct psp_gfx_cmd_resp *cmd,
+ uint32_t xgmi_session_id)
+{
+ cmd->cmd_id = GFX_CMD_ID_UNLOAD_TA;
+ cmd->cmd.cmd_unload_ta.session_id = xgmi_session_id;
+}
+
+static int psp_xgmi_unload(struct psp_context *psp)
+{
+ int ret;
+ struct psp_gfx_cmd_resp *cmd;
+
+ /*
+ * TODO: bypass the unloading in sriov for now
+ */
+ if (amdgpu_sriov_vf(psp->adev))
+ return 0;
+
+ cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
+ if (!cmd)
+ return -ENOMEM;
+
+ psp_prep_xgmi_ta_unload_cmd_buf(cmd, psp->xgmi_context.session_id);
+
+ ret = psp_ring_submit_cmd_buf(psp, NULL, cmd,
+ psp->fence_buf_mc_addr);
+
+ kfree(cmd);
+
+ return ret;
+}
+
+static void psp_prep_xgmi_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp *cmd,
+ uint32_t ta_cmd_id,
+ uint32_t xgmi_session_id)
+{
+ cmd->cmd_id = GFX_CMD_ID_INVOKE_CMD;
+ cmd->cmd.cmd_invoke_cmd.session_id = xgmi_session_id;
+ cmd->cmd.cmd_invoke_cmd.ta_cmd_id = ta_cmd_id;
+ /* Note: cmd_invoke_cmd.buf is not used for now */
+}
+
+int psp_xgmi_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
+{
+ int ret;
+ struct psp_gfx_cmd_resp *cmd;
+
+ /*
+ * TODO: bypass the loading in sriov for now
+ */
+ if (amdgpu_sriov_vf(psp->adev))
+ return 0;
+
+ cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
+ if (!cmd)
+ return -ENOMEM;
+
+ psp_prep_xgmi_ta_invoke_cmd_buf(cmd, ta_cmd_id,
+ psp->xgmi_context.session_id);
+
+ ret = psp_ring_submit_cmd_buf(psp, NULL, cmd,
+ psp->fence_buf_mc_addr);
+
+ kfree(cmd);
+
+ return ret;
+}
+
+int psp_xgmi_terminate(struct psp_context *psp)
+{
+ int ret;
+
+ if (!psp->xgmi_context.initialized)
+ return 0;
+
+ ret = psp_xgmi_unload(psp);
+ if (ret)
+ return ret;
+
+ psp->xgmi_context.initialized = 0;
+
+ /* free xgmi shared memory */
+ amdgpu_bo_free_kernel(&psp->xgmi_context.xgmi_shared_bo,
+ &psp->xgmi_context.xgmi_shared_mc_addr,
+ &psp->xgmi_context.xgmi_shared_buf);
+
+ return 0;
+}
+
+int psp_xgmi_initialize(struct psp_context *psp)
+{
+ struct ta_xgmi_shared_memory *xgmi_cmd;
+ int ret;
+
+ if (!psp->xgmi_context.initialized) {
+ ret = psp_xgmi_init_shared_buf(psp);
+ if (ret)
+ return ret;
+ }
+
+ /* Load XGMI TA */
+ ret = psp_xgmi_load(psp);
+ if (ret)
+ return ret;
+
+ /* Initialize XGMI session */
+ xgmi_cmd = (struct ta_xgmi_shared_memory *)(psp->xgmi_context.xgmi_shared_buf);
+ memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
+ xgmi_cmd->cmd_id = TA_COMMAND_XGMI__INITIALIZE;
+
+ ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
+
+ return ret;
+}
+
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_xgmi.h b/drivers/gpu/drm/amd/amdgpu/psp_xgmi.h
new file mode 100644
index 000000000000..fb56cbf22c66
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/psp_xgmi.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2018 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#ifndef __PSP_XGMI_H
+#define __PSP_XGMI_H
+
+#include "amdgpu_psp.h"
+
+int psp_xgmi_initialize(struct psp_context *psp);
+int psp_xgmi_terminate(struct psp_context *psp);
+int psp_xgmi_invoke(struct psp_context *psp, uint32_t ta_cmd_id);
+
+#endif
--
2.20.1
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