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accel/habanalabs: expose dram reserved size by kmd

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We expose this in order for user applications to know how much dram
is reserved for internal use.

Signed-off-by: Ofir Bitton <obitton@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Ofir Bitton
2023-03-13 17:10:28 +02:00
committed by Oded Gabbay
parent 0e418ab718
commit 76e1ff37b6
2 changed files with 3 additions and 0 deletions
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2
include/uapi/drm/habanalabs_accel.h
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@@ -888,6 +888,7 @@ enum hl_server_type {
* @tpc_interrupt_id: interrupt id for TPC to use in order to raise events towards the host.
* @engine_core_interrupt_reg_addr: interrupt register address for engine core to use
* in order to raise events toward FW.
* @reserved_dram_size: DRAM size reserved for driver and firmware.
*/
struct hl_info_hw_ip_info {
__u64 sram_base_address;
@@ -928,6 +929,7 @@ struct hl_info_hw_ip_info {
__u32 reserved8;
__u32 reserved9;
__u64 engine_core_interrupt_reg_addr;
__u64 reserved_dram_size;
};
struct hl_info_dram_usage {