diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1148-drm-amdkfd-Add-SDMA-trap-src-id-to-the-KFD-isr-wante.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1148-drm-amdkfd-Add-SDMA-trap-src-id-to-the-KFD-isr-wante.patch | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1148-drm-amdkfd-Add-SDMA-trap-src-id-to-the-KFD-isr-wante.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1148-drm-amdkfd-Add-SDMA-trap-src-id-to-the-KFD-isr-wante.patch new file mode 100644 index 00000000..9d2d84d3 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1148-drm-amdkfd-Add-SDMA-trap-src-id-to-the-KFD-isr-wante.patch @@ -0,0 +1,51 @@ +From 33864837ee7bbf86978c7d242b388e5e0325d75d Mon Sep 17 00:00:00 2001 +From: Besar Wicaksono <besar.wicaksono@amd.com> +Date: Fri, 10 Jun 2016 06:05:52 -0500 +Subject: [PATCH 1148/4131] drm/amdkfd: Add SDMA trap src id to the KFD isr + wanted list + +This enables SDMA signalling with event interrupt. + +Change-Id: If9cc8cea8ac781523e1e24ae54a137416141657d +Signed-off-by: Besar Wicaksono <Besar.Wicaksono@amd.com> +--- + drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c | 3 +++ + drivers/gpu/drm/amd/amdkfd/cik_int.h | 1 + + 2 files changed, 4 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c b/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c +index 996b49e..3f49f8e 100644 +--- a/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c ++++ b/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c +@@ -46,6 +46,7 @@ static bool cik_event_interrupt_isr(struct kfd_dev *dev, + /* Do not process in ISR, just request it to be forwarded to WQ. */ + return (ihre->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 || + is_cpc_vm_fault(dev, ih_ring_entry)); +@@ -62,6 +63,8 @@ static void cik_event_interrupt_wq(struct kfd_dev *dev, + + if (ihre->source_id == CIK_INTSRC_CP_END_OF_PIPE) + kfd_signal_event_interrupt(ihre->pasid, 0, 0); ++ else if (ihre->source_id == CIK_INTSRC_SDMA_TRAP) ++ kfd_signal_event_interrupt(ihre->pasid, 0, 0); + else if (ihre->source_id == CIK_INTSRC_SQ_INTERRUPT_MSG) + kfd_signal_event_interrupt(ihre->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 feb3c24..9054068 100644 +--- a/drivers/gpu/drm/amd/amdkfd/cik_int.h ++++ b/drivers/gpu/drm/amd/amdkfd/cik_int.h +@@ -50,6 +50,7 @@ struct cik_ih_ring_entry { + #define CIK_INTSRC_SQ_INTERRUPT_MSG 0xEF + #define CIK_INTSRC_GFX_PAGE_INV_FAULT 0x92 + #define CIK_INTSRC_GFX_MEM_PROT_FAULT 0x93 ++#define CIK_INTSRC_SDMA_TRAP 0xE0 + + #endif + +-- +2.7.4 + |