diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3362-drm-amdkfd-Add-SDMA-trap-src-id-to-the-KFD-isr-wante.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3362-drm-amdkfd-Add-SDMA-trap-src-id-to-the-KFD-isr-wante.patch | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3362-drm-amdkfd-Add-SDMA-trap-src-id-to-the-KFD-isr-wante.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3362-drm-amdkfd-Add-SDMA-trap-src-id-to-the-KFD-isr-wante.patch new file mode 100644 index 00000000..e93be445 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3362-drm-amdkfd-Add-SDMA-trap-src-id-to-the-KFD-isr-wante.patch @@ -0,0 +1,57 @@ +From 03ae11d002794cf02afd48b9a2c287e1e3678e3e Mon Sep 17 00:00:00 2001 +From: Besar Wicaksono <besar.wicaksono@amd.com> +Date: Fri, 27 Oct 2017 19:35:18 -0400 +Subject: [PATCH 3362/4131] 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> +--- + drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c | 3 +++ + drivers/gpu/drm/amd/amdkfd/cik_int.h | 3 ++- + 2 files changed, 5 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c b/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c +index 211fc48..66164aa 100644 +--- a/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c ++++ b/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c +@@ -36,6 +36,7 @@ static bool cik_event_interrupt_isr(struct kfd_dev *dev, + /* Do not process in ISR, just request it to be forwarded to WQ. */ + return (pasid != 0) && + (ihre->source_id == CIK_INTSRC_CP_END_OF_PIPE || ++ ihre->source_id == CIK_INTSRC_SDMA_TRAP || + ihre->source_id == CIK_INTSRC_SQ_INTERRUPT_MSG || + ihre->source_id == CIK_INTSRC_CP_BAD_OPCODE); + } +@@ -54,6 +55,8 @@ static void cik_event_interrupt_wq(struct kfd_dev *dev, + + if (ihre->source_id == CIK_INTSRC_CP_END_OF_PIPE) + kfd_signal_event_interrupt(pasid, 0, 0); ++ else if (ihre->source_id == CIK_INTSRC_SDMA_TRAP) ++ kfd_signal_event_interrupt(pasid, 0, 0); + else if (ihre->source_id == CIK_INTSRC_SQ_INTERRUPT_MSG) + kfd_signal_event_interrupt(pasid, ihre->data & 0xFF, 8); + else if (ihre->source_id == CIK_INTSRC_CP_BAD_OPCODE) +diff --git a/drivers/gpu/drm/amd/amdkfd/cik_int.h b/drivers/gpu/drm/amd/amdkfd/cik_int.h +index 79a16d2..109298b 100644 +--- a/drivers/gpu/drm/amd/amdkfd/cik_int.h ++++ b/drivers/gpu/drm/amd/amdkfd/cik_int.h +@@ -32,9 +32,10 @@ struct cik_ih_ring_entry { + uint32_t reserved; + }; + +-#define CIK_INTSRC_DEQUEUE_COMPLETE 0xC6 + #define CIK_INTSRC_CP_END_OF_PIPE 0xB5 + #define CIK_INTSRC_CP_BAD_OPCODE 0xB7 ++#define CIK_INTSRC_DEQUEUE_COMPLETE 0xC6 ++#define CIK_INTSRC_SDMA_TRAP 0xE0 + #define CIK_INTSRC_SQ_INTERRUPT_MSG 0xEF + + #endif +-- +2.7.4 + |