Piecuu/linux-samsung-r9q2
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

accel/habanalabs: expose engine core int reg address

Browse source 
In order for engine cores to raise interrupts towards FW, They need
to know which register the event data should be written to.
Hence, we forward the relevant scratchpad register received during
dynamic regs handshake with FW.

Signed-off-by: Ofir Bitton <obitton@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
This commit is contained in:
Ofir Bitton 2023-01-22 14:06:15 +02:00 • committed by Oded Gabbay
parent 313e9f63b7
commit 7fc0d011c3
4 changed files with 14 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

5
include/uapi/drm/habanalabs_accel.h
View file

@ -885,6 +885,8 @@ enum hl_server_type {
* application to use. Relevant for Gaudi2 and later.
* @device_mem_alloc_default_page_size: default page size used in device memory allocation.
* @revision_id: PCI revision ID of the ASIC.
* @engine_core_interrupt_reg_addr: interrupt register address for engine core to use
* in order to raise events toward FW.
*/
struct hl_info_hw_ip_info {
__u64 sram_base_address;
@ -921,6 +923,9 @@ struct hl_info_hw_ip_info {
__u8 reserved8;
__u8 revision_id;
__u8 pad[2];
__u32 reserved9;
__u8 pad3[4];
__u64 engine_core_interrupt_reg_addr;
};
struct hl_info_dram_usage {