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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-02-24 08:48:49 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-02-24 08:48:49 +0100
commit24e6aea4801bae1dce3b16da6bc64fc06742ac14 (patch)
treed6920494281e700c9443e0af14dfab99348e8d6c /drivers/misc/habanalabs/goya/goya.c
parent6bc3f3979edce0b11deb685a4c817abb7d74b227 (diff)
parentf8788d86ab28f61f7b46eb6be375f8a726783636 (diff)
Merge 5.6-rc3 into usb-next
We need the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/habanalabs/goya/goya.c')
-rw-r--r--drivers/misc/habanalabs/goya/goya.c44
1 files changed, 42 insertions, 2 deletions
diff --git a/drivers/misc/habanalabs/goya/goya.c b/drivers/misc/habanalabs/goya/goya.c
index 7344e8a222ae..b8a8de24aaf7 100644
--- a/drivers/misc/habanalabs/goya/goya.c
+++ b/drivers/misc/habanalabs/goya/goya.c
@@ -895,6 +895,11 @@ void goya_init_dma_qmans(struct hl_device *hdev)
*/
static void goya_disable_external_queues(struct hl_device *hdev)
{
+ struct goya_device *goya = hdev->asic_specific;
+
+ if (!(goya->hw_cap_initialized & HW_CAP_DMA))
+ return;
+
WREG32(mmDMA_QM_0_GLBL_CFG0, 0);
WREG32(mmDMA_QM_1_GLBL_CFG0, 0);
WREG32(mmDMA_QM_2_GLBL_CFG0, 0);
@@ -956,6 +961,11 @@ static int goya_stop_external_queues(struct hl_device *hdev)
{
int rc, retval = 0;
+ struct goya_device *goya = hdev->asic_specific;
+
+ if (!(goya->hw_cap_initialized & HW_CAP_DMA))
+ return retval;
+
rc = goya_stop_queue(hdev,
mmDMA_QM_0_GLBL_CFG1,
mmDMA_QM_0_CP_STS,
@@ -1744,9 +1754,18 @@ void goya_init_tpc_qmans(struct hl_device *hdev)
*/
static void goya_disable_internal_queues(struct hl_device *hdev)
{
+ struct goya_device *goya = hdev->asic_specific;
+
+ if (!(goya->hw_cap_initialized & HW_CAP_MME))
+ goto disable_tpc;
+
WREG32(mmMME_QM_GLBL_CFG0, 0);
WREG32(mmMME_CMDQ_GLBL_CFG0, 0);
+disable_tpc:
+ if (!(goya->hw_cap_initialized & HW_CAP_TPC))
+ return;
+
WREG32(mmTPC0_QM_GLBL_CFG0, 0);
WREG32(mmTPC0_CMDQ_GLBL_CFG0, 0);
@@ -1782,8 +1801,12 @@ static void goya_disable_internal_queues(struct hl_device *hdev)
*/
static int goya_stop_internal_queues(struct hl_device *hdev)
{
+ struct goya_device *goya = hdev->asic_specific;
int rc, retval = 0;
+ if (!(goya->hw_cap_initialized & HW_CAP_MME))
+ goto stop_tpc;
+
/*
* Each queue (QMAN) is a separate H/W logic. That means that each
* QMAN can be stopped independently and failure to stop one does NOT
@@ -1810,6 +1833,10 @@ static int goya_stop_internal_queues(struct hl_device *hdev)
retval = -EIO;
}
+stop_tpc:
+ if (!(goya->hw_cap_initialized & HW_CAP_TPC))
+ return retval;
+
rc = goya_stop_queue(hdev,
mmTPC0_QM_GLBL_CFG1,
mmTPC0_QM_CP_STS,
@@ -1975,6 +2002,11 @@ static int goya_stop_internal_queues(struct hl_device *hdev)
static void goya_dma_stall(struct hl_device *hdev)
{
+ struct goya_device *goya = hdev->asic_specific;
+
+ if (!(goya->hw_cap_initialized & HW_CAP_DMA))
+ return;
+
WREG32(mmDMA_QM_0_GLBL_CFG1, 1 << DMA_QM_0_GLBL_CFG1_DMA_STOP_SHIFT);
WREG32(mmDMA_QM_1_GLBL_CFG1, 1 << DMA_QM_1_GLBL_CFG1_DMA_STOP_SHIFT);
WREG32(mmDMA_QM_2_GLBL_CFG1, 1 << DMA_QM_2_GLBL_CFG1_DMA_STOP_SHIFT);
@@ -1984,6 +2016,11 @@ static void goya_dma_stall(struct hl_device *hdev)
static void goya_tpc_stall(struct hl_device *hdev)
{
+ struct goya_device *goya = hdev->asic_specific;
+
+ if (!(goya->hw_cap_initialized & HW_CAP_TPC))
+ return;
+
WREG32(mmTPC0_CFG_TPC_STALL, 1 << TPC0_CFG_TPC_STALL_V_SHIFT);
WREG32(mmTPC1_CFG_TPC_STALL, 1 << TPC1_CFG_TPC_STALL_V_SHIFT);
WREG32(mmTPC2_CFG_TPC_STALL, 1 << TPC2_CFG_TPC_STALL_V_SHIFT);
@@ -1996,6 +2033,11 @@ static void goya_tpc_stall(struct hl_device *hdev)
static void goya_mme_stall(struct hl_device *hdev)
{
+ struct goya_device *goya = hdev->asic_specific;
+
+ if (!(goya->hw_cap_initialized & HW_CAP_MME))
+ return;
+
WREG32(mmMME_STALL, 0xFFFFFFFF);
}
@@ -4648,8 +4690,6 @@ static int goya_memset_device_memory(struct hl_device *hdev, u64 addr, u64 size,
rc = goya_send_job_on_qman0(hdev, job);
- hl_cb_put(job->patched_cb);
-
hl_debugfs_remove_job(hdev, job);
kfree(job);
cb->cs_cnt--;