tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/amdkfd: Add SDMA trap src id to the KFD isr wanted list
This enables SDMA signalling with event interrupt.
Signed-off-by: Besar Wicaksono <Besar.Wicaksono@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
authored by
Besar Wicaksono
and committed by
Oded Gabbay
66b783b4
7a88cbd8
+5
-1
+3
drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c
+3
drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c
···
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/* Do not process in ISR, just request it to be forwarded to WQ. */
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return (pasid != 0) &&
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(ihre->source_id == CIK_INTSRC_CP_END_OF_PIPE ||
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+
ihre->source_id == CIK_INTSRC_SDMA_TRAP ||
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ihre->source_id == CIK_INTSRC_SQ_INTERRUPT_MSG ||
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ihre->source_id == CIK_INTSRC_CP_BAD_OPCODE);
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}
···
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return;
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if (ihre->source_id == CIK_INTSRC_CP_END_OF_PIPE)
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+
kfd_signal_event_interrupt(pasid, 0, 0);
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+
else if (ihre->source_id == CIK_INTSRC_SDMA_TRAP)
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kfd_signal_event_interrupt(pasid, 0, 0);
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else if (ihre->source_id == CIK_INTSRC_SQ_INTERRUPT_MSG)
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kfd_signal_event_interrupt(pasid, ihre->data & 0xFF, 8);
+2
-1
drivers/gpu/drm/amd/amdkfd/cik_int.h
+2
-1
drivers/gpu/drm/amd/amdkfd/cik_int.h
···
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uint32_t reserved;
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};
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-
#define CIK_INTSRC_DEQUEUE_COMPLETE 0xC6
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#define CIK_INTSRC_CP_END_OF_PIPE 0xB5
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#define CIK_INTSRC_CP_BAD_OPCODE 0xB7
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+
#define CIK_INTSRC_DEQUEUE_COMPLETE 0xC6
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+
#define CIK_INTSRC_SDMA_TRAP 0xE0
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#define CIK_INTSRC_SQ_INTERRUPT_MSG 0xEF
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#endif