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MGS-8080 gpu: Unmap the USER_IO pages

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Change-Id: I5016937b6ed0b266cee1e66788e8ec0a38309eb9
(cherry picked from commit 91553b26b17cd22c4537e9d0a870fd7d42b75b4a)

Signed-off-by: Jiyu Yang <jiyu.yang@nxp.com>
Reviewed-by: Wujian sun <wujian.sun_1@nxp.com>
Acked-by: Jason Liu <jason.hui.liu@nxp.com>
This commit is contained in:
Jiyu Yang 2025-02-13 15:11:29 +08:00 committed by Jason Liu
parent b1d8a6dd8b
commit 227a52dc69
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/arm/midgard/csf/mali_kbase_csf.c
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@ -266,6 +266,7 @@ void kbase_csf_free_command_stream_user_pages(struct kbase_context *kctx, struct
kbase_mem_pool_free_pages(&kctx->mem_pools.small[KBASE_MEM_GROUP_CSF_IO],
KBASEP_NUM_CS_USER_IO_PAGES, queue->phys, true, false);
kbase_process_page_usage_dec(kctx, KBASEP_NUM_CS_USER_IO_PAGES);
queue->user_io_addr = NULL;
/* The user_io_gpu_va should have been unmapped inside the scheduler */
WARN_ONCE(queue->user_io_gpu_va, "Userio pages appears still have mapping");
@ -718,6 +719,12 @@ int kbase_csf_queue_bind(struct kbase_context *kctx, union kbase_ioctl_cs_queue_
if (bind->in.csi_index >= max_streams)
goto out;
if (queue->user_io_addr != NULL) {
dev_err(kctx->kbdev->dev, "Queue with stale user_io address: %pK",
(void *)queue->user_io_addr);
goto out;
}
if (group->run_state == KBASE_CSF_GROUP_TERMINATED)
goto out;