samsung-sm8650/android_kernel_samsung_sm8650-modules
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msm: eva: Workaround of EVA ssr failure in DSP UCs

Telusuri Sumber 
After EVA SSR and shutdown DSP driver, remove all DSP sessions.

Change-Id: I23cbd2ab3d5ec8c03ec0f4059be287c28ddb0f9a
Signed-off-by: George Shen <quic_sqiao@quicinc.com>
This commit is contained in:
George Shen
2022-06-24 16:08:00 -07:00
orang tua 1addadfe9f
melakukan 8f1f20ab0c
2 mengubah file dengan 56 tambahan dan 12 penghapusan
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11
msm/eva/cvp_hfi.c
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@@ -1296,6 +1296,10 @@ static void __set_queue_hdr_defaults(struct cvp_hfi_queue_header *q_hdr)
q_hdr->qhdr_write_idx = 0x0;
}
/*
*Unused, keep for reference
*/
/*
static void __interface_dsp_queues_release(struct iris_hfi_device *device)
{
int i;
@@ -1320,6 +1324,7 @@ static void __interface_dsp_queues_release(struct iris_hfi_device *device)
device->dsp_iface_q_table.align_virtual_addr = NULL;
device->dsp_iface_q_table.align_device_addr = 0;
}
*/
static int __interface_dsp_queues_init(struct iris_hfi_device *dev)
{
@@ -1338,6 +1343,11 @@ static int __interface_dsp_queues_init(struct iris_hfi_device *dev)
q_size = ALIGN(QUEUE_SIZE, SZ_1M);
mem_data = &dev->dsp_iface_q_table.mem_data;
if (mem_data->kvaddr) {
memset((void *)mem_data->kvaddr, 0, q_size);
cvp_dsp_init_hfi_queue_hdr(dev);
return 0;
}
/* Allocate dsp queues from CDSP device memory */
kvaddr = dma_alloc_coherent(dev->res->mem_cdsp.dev, q_size,
&dma_handle, GFP_KERNEL);
@@ -1454,7 +1464,6 @@ static void __interface_queues_release(struct iris_hfi_device *device)
device->mem_addr.align_virtual_addr = NULL;
device->mem_addr.align_device_addr = 0;
#endif
__interface_dsp_queues_release(device);
}
static int __get_qdss_iommu_virtual_addr(struct iris_hfi_device *dev,