From: Stanimir Varbanov <stanimir.varbanov@linaro.org>
To: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: Vikash Garodia <vgarodia@codeaurora.org>,
Mansur Alisha Shaik <mansur@codeaurora.org>,
Stanimir Varbanov <stanimir.varbanov@linaro.org>
Subject: [PATCH 3/5] venus: hfi: Check for sys error on session hfi functions
Date: Tue, 18 May 2021 18:45:07 +0300 [thread overview]
Message-ID: <20210518154509.602137-4-stanimir.varbanov@linaro.org> (raw)
In-Reply-To: <20210518154509.602137-1-stanimir.varbanov@linaro.org>
Check sys error flag for all hfi_session_xxx functions and
exit with EIO in case of an error.
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
---
drivers/media/platform/qcom/venus/hfi.c | 46 +++++++++++++++++++++++++
1 file changed, 46 insertions(+)
diff --git a/drivers/media/platform/qcom/venus/hfi.c b/drivers/media/platform/qcom/venus/hfi.c
index 179b1f8b2650..4e2151fb47f0 100644
--- a/drivers/media/platform/qcom/venus/hfi.c
+++ b/drivers/media/platform/qcom/venus/hfi.c
@@ -187,6 +187,11 @@ int hfi_session_create(struct venus_inst *inst, const struct hfi_inst_ops *ops)
mutex_lock(&core->lock);
+ if (test_bit(0, &inst->core->sys_error)) {
+ ret = -EIO;
+ goto unlock;
+ }
+
max = atomic_add_unless(&core->insts_count, 1,
core->max_sessions_supported);
if (!max) {
@@ -196,6 +201,7 @@ int hfi_session_create(struct venus_inst *inst, const struct hfi_inst_ops *ops)
ret = 0;
}
+unlock:
mutex_unlock(&core->lock);
return ret;
@@ -263,6 +269,9 @@ int hfi_session_deinit(struct venus_inst *inst)
if (inst->state < INST_INIT)
return -EINVAL;
+ if (test_bit(0, &inst->core->sys_error))
+ goto done;
+
reinit_completion(&inst->done);
ret = ops->session_end(inst);
@@ -273,6 +282,7 @@ int hfi_session_deinit(struct venus_inst *inst)
if (ret)
return ret;
+done:
inst->state = INST_UNINIT;
return 0;
@@ -284,6 +294,9 @@ int hfi_session_start(struct venus_inst *inst)
const struct hfi_ops *ops = inst->core->ops;
int ret;
+ if (test_bit(0, &inst->core->sys_error))
+ return -EIO;
+
if (inst->state != INST_LOAD_RESOURCES)
return -EINVAL;
@@ -308,6 +321,9 @@ int hfi_session_stop(struct venus_inst *inst)
const struct hfi_ops *ops = inst->core->ops;
int ret;
+ if (test_bit(0, &inst->core->sys_error))
+ return -EIO;
+
if (inst->state != INST_START)
return -EINVAL;
@@ -331,6 +347,9 @@ int hfi_session_continue(struct venus_inst *inst)
{
struct venus_core *core = inst->core;
+ if (test_bit(0, &inst->core->sys_error))
+ return -EIO;
+
if (core->res->hfi_version == HFI_VERSION_1XX)
return 0;
@@ -343,6 +362,9 @@ int hfi_session_abort(struct venus_inst *inst)
const struct hfi_ops *ops = inst->core->ops;
int ret;
+ if (test_bit(0, &inst->core->sys_error))
+ return -EIO;
+
reinit_completion(&inst->done);
ret = ops->session_abort(inst);
@@ -362,6 +384,9 @@ int hfi_session_load_res(struct venus_inst *inst)
const struct hfi_ops *ops = inst->core->ops;
int ret;
+ if (test_bit(0, &inst->core->sys_error))
+ return -EIO;
+
if (inst->state != INST_INIT)
return -EINVAL;
@@ -385,6 +410,9 @@ int hfi_session_unload_res(struct venus_inst *inst)
const struct hfi_ops *ops = inst->core->ops;
int ret;
+ if (test_bit(0, &inst->core->sys_error))
+ return -EIO;
+
if (inst->state != INST_STOP)
return -EINVAL;
@@ -409,6 +437,9 @@ int hfi_session_flush(struct venus_inst *inst, u32 type, bool block)
const struct hfi_ops *ops = inst->core->ops;
int ret;
+ if (test_bit(0, &inst->core->sys_error))
+ return -EIO;
+
reinit_completion(&inst->done);
ret = ops->session_flush(inst, type);
@@ -429,6 +460,9 @@ int hfi_session_set_buffers(struct venus_inst *inst, struct hfi_buffer_desc *bd)
{
const struct hfi_ops *ops = inst->core->ops;
+ if (test_bit(0, &inst->core->sys_error))
+ return -EIO;
+
return ops->session_set_buffers(inst, bd);
}
@@ -438,6 +472,9 @@ int hfi_session_unset_buffers(struct venus_inst *inst,
const struct hfi_ops *ops = inst->core->ops;
int ret;
+ if (test_bit(0, &inst->core->sys_error))
+ return -EIO;
+
reinit_completion(&inst->done);
ret = ops->session_unset_buffers(inst, bd);
@@ -460,6 +497,9 @@ int hfi_session_get_property(struct venus_inst *inst, u32 ptype,
const struct hfi_ops *ops = inst->core->ops;
int ret;
+ if (test_bit(0, &inst->core->sys_error))
+ return -EIO;
+
if (inst->state < INST_INIT || inst->state >= INST_STOP)
return -EINVAL;
@@ -483,6 +523,9 @@ int hfi_session_set_property(struct venus_inst *inst, u32 ptype, void *pdata)
{
const struct hfi_ops *ops = inst->core->ops;
+ if (test_bit(0, &inst->core->sys_error))
+ return -EIO;
+
if (inst->state < INST_INIT || inst->state >= INST_STOP)
return -EINVAL;
@@ -494,6 +537,9 @@ int hfi_session_process_buf(struct venus_inst *inst, struct hfi_frame_data *fd)
{
const struct hfi_ops *ops = inst->core->ops;
+ if (test_bit(0, &inst->core->sys_error))
+ return -EIO;
+
if (fd->buffer_type == HFI_BUFFER_INPUT)
return ops->session_etb(inst, fd);
else if (fd->buffer_type == HFI_BUFFER_OUTPUT ||
--
2.25.1
next prev parent reply other threads:[~2021-05-18 15:46 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-18 15:45 [PATCH 0/5] Venus fatal error handling Stanimir Varbanov
2021-05-18 15:45 ` [PATCH 1/5] venus: venc: Use pmruntime autosuspend Stanimir Varbanov
2021-05-19 16:51 ` Doug Anderson
2021-05-31 11:43 ` Stanimir Varbanov
2021-05-18 15:45 ` [PATCH 2/5] venus: Make sys_error flag an atomic bitops Stanimir Varbanov
2021-05-18 15:45 ` Stanimir Varbanov [this message]
2021-05-18 15:45 ` [PATCH 4/5] venus: helpers: Add helper to mark fatal vb2 error Stanimir Varbanov
2021-05-18 15:45 ` [PATCH 5/5] venus: Handle fatal errors during encoding and decoding Stanimir Varbanov
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