13:06, Lizhi Hou wrote:
On 8/14/24 11:49, Jeffrey Hugo wrote:
On 8/12/2024 12:16 PM, Lizhi Hou wrote:
On 8/9/24 08:21, Jeffrey Hugo wrote:
On 8/5/2024 11:39 AM, Lizhi Hou wrote:
This patchset introduces a new Linux Kernel Driver, amdxdna for
AMD NPUs.
The driver is based on Linux accel
binary, and has
already been pushed to the DRM firmware repository [4].
[1] https://www.amd.com/en/technologies/xdna.html
[2] https://github.com/Xilinx/XRT
[3] https://github.com/nod-ai/iree-amd-aie
[4] https://gitlab.freedesktop.org/drm/firmware/-/tree/amd-ipu-staging/amdnpu
Lizhi Hou (10):
accel
-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1 +
drivers/accel/amdxdna/aie2_pci.c| 23 +-
drivers/accel/amdxdna/aie2_solver.c | 329
drivers/accel/amdxdna/aie2_solver.h | 156 +
drivers/accel/amdxdna/amdxdna_drm.h | 1 +
5 files changed
buffer object created for delivering commands. The command buffer
object is small and pinned on creation.
New IOCTLs are added: CREATE_BO, GET_BO_INFO, SYNC_BO. SYNC_BO is used
to explicitly flush CPU cache for BO memory.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
hardware initialization
Co-developed-by: Narendra Gutta
Signed-off-by: Narendra Gutta
Co-developed-by: George Yang
Signed-off-by: George Yang
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
MAINTAINERS | 8 ++
drivers/accel/Kconfig
the required
resources.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 2 +
drivers/accel/amdxdna/aie2_ctx.c| 181
drivers/accel/amdxdna/aie2_message.c| 87 ++
drivers/accel
Add interfaces for user application to submit command and wait for its
completion.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_ctx.c | 618 ++-
drivers/accel/amdxdna/aie2_message.c | 341
Ma
Signed-off-by: Lizhi Hou
---
MAINTAINERS | 1 +
drivers/accel/amdxdna/Makefile| 3 +
drivers/accel/amdxdna/aie2_message.c | 187 ++
drivers/accel/amdxdna/aie2_msg_priv.h | 372 +++
drivers/accel/amdxdna
Implement PCI power management suspend and resume callbacks.
Co-developed-by: Narendra Gutta
Signed-off-by: Narendra Gutta
Co-developed-by: Xiaoming Ren
Signed-off-by: Xiaoming Ren
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_ctx.c
using the column where error occurred. Then
the driver resets that column.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1 +
drivers/accel/amdxdna/aie2_error.c | 349 +++
drivers/accel/amdxdna
Add GET_INFO ioctl to retrieve hardware information, including
AIE, clock, hardware context etc.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_message.c | 65
drivers/accel/amdxdna/aie2_pci.c | 221
User application may allocate a debug buffer and attach it to an NPU
context through the driver. Then the NPU firmware prints its debug
information to this buffer for debugging.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_ctx.c| 45
On 7/19/24 12:42, Markus Elfring wrote:
…
+++ b/drivers/accel/amdxdna/amdxdna_pci_drv.c
@@ -0,0 +1,118 @@
…
+static int amdxdna_probe(struct pci_dev *pdev, const struct pci_device_id *id)
+{
…
+ mutex_lock(&xdna->dev_lock);
+ ret = xdna->dev_info->ops->init(xdna);
+ mutex
On 7/20/24 03:54, Markus Elfring wrote:
… The tile columns belong to
…
which …?
…
+++ b/drivers/accel/amdxdna/aie2_ctx.c
@@ -0,0 +1,181 @@
…
+void aie2_hwctx_fini(struct amdxdna_hwctx *h
:
- Remove some inline defines
- Minor changes based code review comments
Lizhi Hou (10):
accel/amdxdna: Add a new driver for AMD AI Engine
accel/amdxdna: Support hardware mailbox
accel/amdxdna: Add hardware resource solver
accel/amdxdna: Add hardware context
accel/amdxdna: Add GEM buffer object
hardware initialization
Co-developed-by: Narendra Gutta
Signed-off-by: Narendra Gutta
Co-developed-by: George Yang
Signed-off-by: George Yang
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
MAINTAINERS | 8 ++
drivers/accel/Kconfig
Ma
Signed-off-by: Lizhi Hou
---
MAINTAINERS | 1 +
drivers/accel/amdxdna/Makefile| 3 +
drivers/accel/amdxdna/aie2_message.c | 187 ++
drivers/accel/amdxdna/aie2_msg_priv.h | 372 +++
drivers/accel/amdxdna
The AI Engine consists of 2D array of tiles arranged as columns. Provides
the basic column allocation and release functions for the tile columns.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1 +
drivers/accel/amdxdna
Add interfaces for user application to submit command and wait for its
completion.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_ctx.c | 624 ++-
drivers/accel/amdxdna/aie2_message.c | 341
the required
resources.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 2 +
drivers/accel/amdxdna/aie2_ctx.c| 178
drivers/accel/amdxdna/aie2_message.c| 87 ++
drivers/accel
Implement PCI power management suspend and resume callbacks.
Co-developed-by: Narendra Gutta
Signed-off-by: Narendra Gutta
Co-developed-by: Xiaoming Ren
Signed-off-by: Xiaoming Ren
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_ctx.c
buffer object created for delivering commands. The command buffer
object is small and pinned on creation.
New IOCTLs are added: CREATE_BO, GET_BO_INFO, SYNC_BO. SYNC_BO is used
to explicitly flush CPU cache for BO memory.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
using the column where error occurred. Then
the driver resets that column.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1 +
drivers/accel/amdxdna/aie2_error.c | 349 +++
drivers/accel/amdxdna
User application may allocate a debug buffer and attach it to an NPU
context through the driver. Then the NPU firmware prints its debug
information to this buffer for debugging.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_ctx.c| 45
Add GET_INFO ioctl to retrieve hardware information, including
AIE, clock, hardware context etc.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_message.c | 65
drivers/accel/amdxdna/aie2_pci.c | 221
On 8/6/24 01:05, Markus Elfring wrote:
…
Changes since v1:
- Remove some inline defines
- Minor changes based code review comments
…
How “good” does such a version description fit to previous
patch review feedback (like the following)?
https://lkml.org/lkml/2024/7/19/803
https://lore.kernel
On 8/7/24 04:06, Markus Elfring wrote:
If you temporarily find the circumstances too challenging for applications
of scope-based resource management, I suggest to use the following statements
instead
(so that a bit of redundant code can be avoided).
…
+++ b/drivers/accel/amdxdna/aie2_pci.c
On 8/8/24 14:34, Alex Deucher wrote:
On Mon, Aug 5, 2024 at 1:50 PM Lizhi Hou wrote:
The hardware can be shared among multiple user applications. The
hardware resources are allocated/freed based on the request from
user application via driver IOCTLs.
DRM_IOCTL_AMDXDNA_CREATE_HWCTX
Allocate
On 8/9/24 08:24, Carl Vanderlip wrote:
On 8/5/2024 10:39 AM, Lizhi Hou wrote:
> +static int aie2_init(struct amdxdna_dev *xdna)
> +{
> + struct pci_dev *pdev = to_pci_dev(xdna->ddev.dev);
> + struct amdxdna_dev_hdl *ndev;
> + struct psp_config psp_conf;
> +
On 8/9/24 08:21, Jeffrey Hugo wrote:
On 8/5/2024 11:39 AM, Lizhi Hou wrote:
This patchset introduces a new Linux Kernel Driver, amdxdna for AMD
NPUs.
The driver is based on Linux accel subsystem.
NPU (Neural Processing Unit) is an AI inference accelerator integrated
into AMD client CPUs
On 8/9/24 09:11, Jeffrey Hugo wrote:
On 8/5/2024 11:39 AM, Lizhi Hou wrote:
AMD AI Engine forms the core of AMD NPU and can be used for accelerating
machine learning applications.
Add the driver to support AI Engine integrated to AMD CPU.
Only very basic functionalities are added
On 8/14/24 11:49, Jeffrey Hugo wrote:
On 8/12/2024 12:16 PM, Lizhi Hou wrote:
On 8/9/24 08:21, Jeffrey Hugo wrote:
On 8/5/2024 11:39 AM, Lizhi Hou wrote:
This patchset introduces a new Linux Kernel Driver, amdxdna for AMD
NPUs.
The driver is based on Linux accel subsystem.
NPU (Neural
On 8/14/24 11:46, Jeffrey Hugo wrote:
On 8/14/2024 12:16 PM, Lizhi Hou wrote:
On 8/9/24 09:11, Jeffrey Hugo wrote:
On 8/5/2024 11:39 AM, Lizhi Hou wrote:
diff --git a/drivers/accel/amdxdna/aie2_pci.c
b/drivers/accel/amdxdna/aie2_pci.c
new file mode 100644
index ..3660967c00e6
On 8/9/24 09:32, Jeffrey Hugo wrote:
On 8/5/2024 11:39 AM, Lizhi Hou wrote:
+enum aie2_msg_status {
+ AIE2_STATUS_SUCCESS = 0x0,
+ /* AIE Error codes */
+ AIE2_STATUS_AIE_SATURATION_ERROR = 0x101,
+ AIE2_STATUS_AIE_FP_ERROR = 0x102
On 8/14/24 14:53, Jeffrey Hugo wrote:
On 8/14/2024 2:24 PM, Lizhi Hou wrote:
On 8/14/24 11:46, Jeffrey Hugo wrote:
On 8/14/2024 12:16 PM, Lizhi Hou wrote:
On 8/9/24 09:11, Jeffrey Hugo wrote:
On 8/5/2024 11:39 AM, Lizhi Hou wrote:
diff --git a/drivers/accel/amdxdna/aie2_pci.c
b/drivers
On 8/9/24 09:42, Jeffrey Hugo wrote:
On 8/5/2024 11:39 AM, Lizhi Hou wrote:
+/**
+ * struct amdxdna_drm_query_hwctx - The data for single context.
+ * @context_id: The ID for this context.
+ * @start_col: The starting column for the partition assigned to
this context.
+ * @num_col: The
hardware initialization
Co-developed-by: Narendra Gutta
Signed-off-by: Narendra Gutta
Co-developed-by: George Yang
Signed-off-by: George Yang
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
MAINTAINERS | 9 ++
drivers/accel/Kconfig
document amdnpu.rst
- Change AIE2_DEVM_SIZE to 64M due to firmware change
- Changes based on code review comments
Changes since v1:
- Remove some inline defines
- Minor changes based on code review comments
Lizhi Hou (11):
accel/amdxdna: Add documentation for AMD NPU accelerator driver
accel
Add interfaces for user application to submit command and wait for its
completion.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_ctx.c | 626 +-
drivers/accel/amdxdna/aie2_message.c | 343
the required
resources.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 2 +
drivers/accel/amdxdna/aie2_ctx.c| 186
drivers/accel/amdxdna/aie2_message.c| 90 ++
drivers/accel
Signed-off-by: Sonal Santan
Signed-off-by: Lizhi Hou
---
Documentation/accel/amdxdna/amdnpu.rst | 283 +
Documentation/accel/amdxdna/index.rst | 11 +
Documentation/accel/index.rst | 1 +
3 files changed, 295 insertions(+)
create mode 100644 Documentation/accel
The AI Engine consists of 2D array of tiles arranged as columns. Provides
the basic column allocation and release functions for the tile columns.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1 +
drivers/accel/amdxdna
Implement PCI power management suspend and resume callbacks.
Co-developed-by: Narendra Gutta
Signed-off-by: Narendra Gutta
Co-developed-by: Xiaoming Ren
Signed-off-by: Xiaoming Ren
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_ctx.c
using the column where error occurred. Then
the driver resets that column.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1 +
drivers/accel/amdxdna/aie2_error.c | 356 +++
drivers/accel/amdxdna
User application may allocate a debug buffer and attach it to an NPU
context through the driver. Then the NPU firmware prints its debug
information to this buffer for debugging.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_ctx.c| 45
Ma
Signed-off-by: Lizhi Hou
---
MAINTAINERS | 1 +
drivers/accel/amdxdna/Makefile| 3 +
drivers/accel/amdxdna/aie2_message.c | 194 ++
drivers/accel/amdxdna/aie2_msg_priv.h | 370 +++
drivers/accel/amdxdna
buffer object created for delivering commands. The command buffer
object is small and pinned on creation.
New IOCTLs are added: CREATE_BO, GET_BO_INFO, SYNC_BO. SYNC_BO is used
to explicitly flush CPU cache for BO memory.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
Add GET_INFO ioctl to retrieve hardware information, including
AIE, clock, hardware context etc.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_error.c | 1 +
drivers/accel/amdxdna/aie2_message.c| 65 +++
drivers/accel
On 10/4/24 11:23, Jeffrey Hugo wrote:
On 9/11/2024 12:06 PM, Lizhi Hou wrote:
diff --git a/drivers/accel/amdxdna/aie2_error.c
b/drivers/accel/amdxdna/aie2_error.c
index 3b8223420f5b..9dc44ecf2adb 100644
--- a/drivers/accel/amdxdna/aie2_error.c
+++ b/drivers/accel/amdxdna/aie2_error.c
@@ -3,6
On 10/4/24 11:33, Jeffrey Hugo wrote:
On 9/11/2024 12:06 PM, Lizhi Hou wrote:
User application may allocate a debug buffer and attach it to an NPU
context through the driver. Then the NPU firmware prints its debug
information to this buffer for debugging.
I feel like I must be missing
Add GET_INFO ioctl to retrieve hardware information, including
AIE, clock, hardware context etc.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_message.c| 65 +++
drivers/accel/amdxdna/aie2_pci.c| 222
using the column where error occurred. Then
the driver resets that column.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1 +
drivers/accel/amdxdna/aie2_error.c | 356 +++
drivers/accel/amdxdna
Add interfaces for user application to submit command and wait for its
completion.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_ctx.c | 624 +-
drivers/accel/amdxdna/aie2_message.c | 343
The AI Engine consists of 2D array of tiles arranged as columns. Provides
the basic column allocation and release functions for the tile columns.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1
buffer object created for delivering commands. The command buffer
object is small and pinned on creation.
New IOCTLs are added: CREATE_BO, GET_BO_INFO, SYNC_BO. SYNC_BO is used
to explicitly flush CPU cache for BO memory.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
:
- Remove debug BO patch
- Changes based on code review comments
Changes since v2:
- Add document amdnpu.rst
- Change AIE2_DEVM_SIZE to 64M due to firmware change
- Changes based on code review comments
Changes since v1:
- Remove some inline defines
- Minor changes based on code review comments
Lizhi
Signed-off-by: Sonal Santan
Signed-off-by: Lizhi Hou
---
Documentation/accel/amdxdna/amdnpu.rst | 281 +
Documentation/accel/amdxdna/index.rst | 11 +
Documentation/accel/index.rst | 1 +
3 files changed, 293 insertions(+)
create mode 100644 Documentation/accel
Ma
Signed-off-by: Lizhi Hou
---
MAINTAINERS | 1 +
drivers/accel/amdxdna/Makefile| 3 +
drivers/accel/amdxdna/aie2_message.c | 194 ++
drivers/accel/amdxdna/aie2_msg_priv.h | 370 +++
drivers/accel/amdxdna
Implement PCI power management suspend and resume callbacks.
Co-developed-by: Narendra Gutta
Signed-off-by: Narendra Gutta
Co-developed-by: Xiaoming Ren
Signed-off-by: Xiaoming Ren
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_ctx.c
the required
resources.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 2 +
drivers/accel/amdxdna/aie2_ctx.c| 186
drivers/accel/amdxdna/aie2_message.c| 90 ++
drivers/accel
hardware initialization
Co-developed-by: Narendra Gutta
Signed-off-by: Narendra Gutta
Co-developed-by: George Yang
Signed-off-by: George Yang
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
MAINTAINERS | 9 ++
drivers/accel/Kconfig
On 10/4/24 10:50, Jeffrey Hugo wrote:
On 9/11/2024 12:05 PM, Lizhi Hou wrote:
diff --git a/drivers/accel/amdxdna/aie2_ctx.c
b/drivers/accel/amdxdna/aie2_ctx.c
new file mode 100644
index ..52a71661f887
--- /dev/null
+++ b/drivers/accel/amdxdna/aie2_ctx.c
@@ -0,0 +1,186 @@
+// SPDX
On 10/4/24 10:21, Jeffrey Hugo wrote:
On 9/11/2024 12:05 PM, Lizhi Hou wrote:
diff --git a/drivers/accel/amdxdna/aie2_pci.c
b/drivers/accel/amdxdna/aie2_pci.c
new file mode 100644
index ..e21b32557fc2
--- /dev/null
+++ b/drivers/accel/amdxdna/aie2_pci.c
@@ -0,0 +1,183 @@
+// SPDX
On 10/4/24 10:34, Jeffrey Hugo wrote:
On 9/11/2024 12:05 PM, Lizhi Hou wrote:
+struct create_ctx_req {
+ __u32 aie_type;
+ __u8 start_col;
+ __u8 num_col;
+ __u16 reserved;
+ __u8 num_cq_pairs_requested;
+ __u8 reserved1;
+ __u16 pasid;
+ __u32
On 10/4/24 10:06, Jeffrey Hugo wrote:
On 9/11/2024 12:05 PM, Lizhi Hou wrote:
AMD NPU (Neural Processing Unit) is a multi-user AI inference
accelerator
integrated into AMD client APU. NPU enables efficient execution of
Machine
Learning applications like CNN, LLM, etc. NPU is based on AMD
On 10/4/24 10:56, Jeffrey Hugo wrote:
On 9/11/2024 12:05 PM, Lizhi Hou wrote:
+/**
+ * struct amdxdna_drm_create_bo - Create a buffer object.
+ * @flags: Buffer flags. MBZ.
+ * @type: Buffer type.
+ * @pad1: MBZ.
+ * @vaddr: User VA of buffer if applied. MBZ.
+ * @size: Size in bytes
On 10/4/24 11:01, Jeffrey Hugo wrote:
On 9/11/2024 12:06 PM, Lizhi Hou wrote:
+enum amdxdna_cmd_type {
+ AMDXDNA_CMD_SUBMIT_EXEC_BUF = 0,
+ AMDXDNA_CMD_SUBMIT_DEPENDENCY,
+ AMDXDNA_CMD_SUBMIT_SIGNAL,
+};
+
+/**
+ * struct amdxdna_drm_exec_cmd - Execute command.
+ * @ext: MBZ
On 10/18/24 14:01, Jeffrey Hugo wrote:
On 10/11/2024 5:12 PM, Lizhi Hou wrote:
When there is a hardware error, the NPU firmware notifies the host
through
a mailbox message. The message includes details of the error, such as
the
tile and column indexes where the error occurred.
The driver
The AI Engine consists of 2D array of tiles arranged as columns. Provides
the basic column allocation and release functions for the tile columns.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1
:
- Remove some inline defines
- Minor changes based on code review comments
Lizhi Hou (10):
accel/amdxdna: Add documentation for AMD NPU accelerator driver
accel/amdxdna: Add a new driver for AMD AI Engine
accel/amdxdna: Support hardware mailbox
accel/amdxdna: Add hardware resource solver
Add interfaces for user application to submit command and wait for its
completion.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_ctx.c | 626 +-
drivers/accel/amdxdna/aie2_message.c | 343
hardware initialization
Co-developed-by: Narendra Gutta
Signed-off-by: Narendra Gutta
Co-developed-by: George Yang
Signed-off-by: George Yang
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
MAINTAINERS | 9
Signed-off-by: Sonal Santan
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
Documentation/accel/amdxdna/amdnpu.rst | 281 +
Documentation/accel/amdxdna/index.rst | 11 +
Documentation/accel/index.rst | 1 +
3 files changed, 293 insertions(+)
create mode
Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
MAINTAINERS | 1 +
drivers/accel/amdxdna/Makefile| 3 +
drivers/accel/amdxdna/aie2_message.c | 194 ++
drivers/accel/amdxdna/aie2_msg_priv.h | 370
Add GET_INFO ioctl to retrieve hardware information, including
AIE, clock, hardware context etc.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_message.c| 65 +++
drivers/accel/amdxdna/aie2_pci.c
Implement PCI power management suspend and resume callbacks.
Co-developed-by: Narendra Gutta
Signed-off-by: Narendra Gutta
Co-developed-by: Xiaoming Ren
Signed-off-by: Xiaoming Ren
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1 +
drivers/accel/amdxdna/aie2_ctx.c| 85 +++-
drivers/accel/amdxdna/aie2_message.c| 79 +++
drivers/accel/amdxdna/aie2_pci.h| 3 +
drivers/accel/amdxdna/amdxdna_ctx.h | 10 +
drivers/accel/amdxdna
the required
resources.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 2 +
drivers/accel/amdxdna/aie2_ctx.c| 186
drivers/accel/amdxdna/aie2_message.c| 90
using the column where error occurred. Then
the driver resets that column.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1 +
drivers/accel/amdxdna/aie2_error.c | 360 +++
drivers/accel/amdxdna
On 10/14/24 19:13, Matthew Brost wrote:
On Fri, Oct 11, 2024 at 04:12:41PM -0700, Lizhi Hou wrote:
Add interfaces for user application to submit command and wait for its
completion.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna
On 10/9/24 09:22, Lizhi Hou wrote:
On 10/4/24 11:33, Jeffrey Hugo wrote:
On 9/11/2024 12:06 PM, Lizhi Hou wrote:
User application may allocate a debug buffer and attach it to an NPU
context through the driver. Then the NPU firmware prints its debug
information to this buffer for debugging
On 10/4/24 11:08, Jeffrey Hugo wrote:
On 9/11/2024 12:06 PM, Lizhi Hou wrote:
+static int amdxdna_rpmops_suspend(struct device *dev)
+{
+ struct amdxdna_dev *xdna = pci_get_drvdata(to_pci_dev(dev));
+ int ret;
+
+ mutex_lock(&xdna->dev_lock);
+ WARN_ON(!list_empt
On 10/25/24 10:55, Jeffrey Hugo wrote:
On 10/21/2024 10:19 AM, Lizhi Hou wrote:
diff --git a/include/uapi/drm/amdxdna_accel.h
b/include/uapi/drm/amdxdna_accel.h
index 3792750834b2..08f3ec7146ab 100644
--- a/include/uapi/drm/amdxdna_accel.h
+++ b/include/uapi/drm/amdxdna_accel.h
@@ -13,6
On 10/25/24 15:02, Jeffrey Hugo wrote:
On 10/25/2024 3:28 PM, Lizhi Hou wrote:
On 10/25/24 10:55, Jeffrey Hugo wrote:
On 10/21/2024 10:19 AM, Lizhi Hou wrote:
This patchset introduces a new Linux Kernel Driver, amdxdna for AMD
NPUs.
The driver is based on Linux accel subsystem.
NPU
the required
resources.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 2 +
drivers/accel/amdxdna/aie2_ctx.c| 186
drivers/accel/amdxdna/aie2_message.c| 90
Add interfaces for user application to submit command and wait for its
completion.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_ctx.c | 664 +-
drivers/accel/amdxdna/aie2_message.c | 343
hardware initialization
Co-developed-by: Narendra Gutta
Signed-off-by: Narendra Gutta
Co-developed-by: George Yang
Signed-off-by: George Yang
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
MAINTAINERS | 10
amdnpu.rst
- Change AIE2_DEVM_SIZE to 64M due to firmware change
- Changes based on code review comments
Changes since v1:
- Remove some inline defines
- Minor changes based on code review comments
Lizhi Hou (10):
accel/amdxdna: Add documentation for AMD NPU accelerator driver
accel/amdxdna: Add
Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
MAINTAINERS | 1 +
drivers/accel/amdxdna/Makefile| 3 +
drivers/accel/amdxdna/aie2_message.c | 194 ++
drivers/accel/amdxdna/aie2_msg_priv.h | 370
using the column where error occurred. Then
the driver resets that column.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1 +
drivers/accel/amdxdna/aie2_error.c | 360
Signed-off-by: Sonal Santan
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
Documentation/accel/amdxdna/amdnpu.rst | 281 +
Documentation/accel/amdxdna/index.rst | 11 +
Documentation/accel/index.rst | 1 +
3 files changed, 293 insertions(+)
create mode
Implement PCI power management suspend and resume callbacks.
Co-developed-by: Narendra Gutta
Signed-off-by: Narendra Gutta
Co-developed-by: Xiaoming Ren
Signed-off-by: Xiaoming Ren
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
Add GET_INFO ioctl to retrieve hardware information, including
AIE, clock, hardware context etc.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_message.c| 65 +++
drivers/accel/amdxdna/aie2_pci.c
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1 +
drivers/accel/amdxdna/aie2_ctx.c| 85 +++-
drivers/accel/amdxdna/aie2_message.c| 80 +++
drivers/accel/amdxdna/aie2_pci.h| 3 +
drivers/accel/amdxdna/amdxdna_ctx.h | 10 +
drivers/accel/amdxdna
The AI Engine consists of 2D array of tiles arranged as columns. Provides
the basic column allocation and release functions for the tile columns.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1
Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
MAINTAINERS | 1 +
drivers/accel/amdxdna/Makefile| 3 +
drivers/accel/amdxdna/aie2_message.c | 194 ++
drivers/accel/amdxdna/aie2_msg_priv.h | 370
Signed-off-by: Sonal Santan
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
Documentation/accel/amdxdna/amdnpu.rst | 281 +
Documentation/accel/amdxdna/index.rst | 11 +
Documentation/accel/index.rst | 1 +
3 files changed, 293 insertions(+)
create mode
the required
resources.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 2 +
drivers/accel/amdxdna/aie2_ctx.c| 186
drivers/accel/amdxdna/aie2_message.c| 90
The AI Engine consists of 2D array of tiles arranged as columns. Provides
the basic column allocation and release functions for the tile columns.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Reviewed-by: Jeffrey Hugo
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/Makefile | 1
Add interfaces for user application to submit command and wait for its
completion.
Co-developed-by: Min Ma
Signed-off-by: Min Ma
Signed-off-by: Lizhi Hou
---
drivers/accel/amdxdna/aie2_ctx.c | 607 +-
drivers/accel/amdxdna/aie2_message.c | 343
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