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path: root/drivers/staging/media/atomisp/pci/runtime/bufq/src/bufq.c
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Diffstat (limited to 'drivers/staging/media/atomisp/pci/runtime/bufq/src/bufq.c')
-rw-r--r--drivers/staging/media/atomisp/pci/runtime/bufq/src/bufq.c92
1 files changed, 41 insertions, 51 deletions
diff --git a/drivers/staging/media/atomisp/pci/runtime/bufq/src/bufq.c b/drivers/staging/media/atomisp/pci/runtime/bufq/src/bufq.c
index 7e01df257150..38e85735293b 100644
--- a/drivers/staging/media/atomisp/pci/runtime/bufq/src/bufq.c
+++ b/drivers/staging/media/atomisp/pci/runtime/bufq/src/bufq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Support for Intel Camera Imaging ISP subsystem.
* Copyright (c) 2015, Intel Corporation.
@@ -22,7 +23,6 @@
#include "ia_css_debug.h" /* ia_css_debug_dtrace*/
#include "sh_css_internal.h" /* sh_css_queue_type */
#include "sp_local.h" /* sp_address_of */
-#include "ia_css_util.h" /* ia_css_convert_errno()*/
#include "sh_css_firmware.h" /* sh_css_sp_fw*/
#define BUFQ_DUMP_FILE_NAME_PREFIX_SIZE 256
@@ -329,19 +329,18 @@ void ia_css_bufq_init(void)
IA_CSS_LEAVE_PRIVATE("");
}
-enum ia_css_err ia_css_bufq_enqueue_buffer(
+int ia_css_bufq_enqueue_buffer(
int thread_index,
int queue_id,
uint32_t item)
{
- enum ia_css_err return_err = IA_CSS_SUCCESS;
ia_css_queue_t *q;
int error;
IA_CSS_ENTER_PRIVATE("queue_id=%d", queue_id);
if ((thread_index >= SH_CSS_MAX_SP_THREADS) || (thread_index < 0) ||
(queue_id == SH_CSS_INVALID_QUEUE_ID))
- return IA_CSS_ERR_INVALID_ARGUMENTS;
+ return -EINVAL;
/* Get the queue for communication */
q = bufq_get_qhandle(sh_css_host2sp_buffer_queue,
@@ -349,22 +348,20 @@ enum ia_css_err ia_css_bufq_enqueue_buffer(
thread_index);
if (q) {
error = ia_css_queue_enqueue(q, item);
- return_err = ia_css_convert_errno(error);
} else {
IA_CSS_ERROR("queue is not initialized");
- return_err = IA_CSS_ERR_RESOURCE_NOT_AVAILABLE;
+ error = -EBUSY;
}
- IA_CSS_LEAVE_ERR_PRIVATE(return_err);
- return return_err;
+ IA_CSS_LEAVE_ERR_PRIVATE(error);
+ return error;
}
-enum ia_css_err ia_css_bufq_dequeue_buffer(
+int ia_css_bufq_dequeue_buffer(
int queue_id,
uint32_t *item)
{
- enum ia_css_err return_err;
- int error = 0;
+ int error;
ia_css_queue_t *q;
IA_CSS_ENTER_PRIVATE("queue_id=%d", queue_id);
@@ -372,52 +369,49 @@ enum ia_css_err ia_css_bufq_dequeue_buffer(
(queue_id <= SH_CSS_INVALID_QUEUE_ID) ||
(queue_id >= SH_CSS_MAX_NUM_QUEUES)
)
- return IA_CSS_ERR_INVALID_ARGUMENTS;
+ return -EINVAL;
q = bufq_get_qhandle(sh_css_sp2host_buffer_queue,
queue_id,
-1);
if (q) {
error = ia_css_queue_dequeue(q, item);
- return_err = ia_css_convert_errno(error);
} else {
IA_CSS_ERROR("queue is not initialized");
- return_err = IA_CSS_ERR_RESOURCE_NOT_AVAILABLE;
+ error = -EBUSY;
}
- IA_CSS_LEAVE_ERR_PRIVATE(return_err);
- return return_err;
+ IA_CSS_LEAVE_ERR_PRIVATE(error);
+ return error;
}
-enum ia_css_err ia_css_bufq_enqueue_psys_event(
+int ia_css_bufq_enqueue_psys_event(
u8 evt_id,
u8 evt_payload_0,
u8 evt_payload_1,
uint8_t evt_payload_2)
{
- enum ia_css_err return_err;
- int error = 0;
+
+ int error = 0;
ia_css_queue_t *q;
IA_CSS_ENTER_PRIVATE("evt_id=%d", evt_id);
q = bufq_get_qhandle(sh_css_host2sp_psys_event_queue, -1, -1);
if (!q) {
IA_CSS_ERROR("queue is not initialized");
- return IA_CSS_ERR_RESOURCE_NOT_AVAILABLE;
+ return -EBUSY;
}
error = ia_css_eventq_send(q,
evt_id, evt_payload_0, evt_payload_1, evt_payload_2);
- return_err = ia_css_convert_errno(error);
- IA_CSS_LEAVE_ERR_PRIVATE(return_err);
- return return_err;
+ IA_CSS_LEAVE_ERR_PRIVATE(error);
+ return error;
}
-enum ia_css_err ia_css_bufq_dequeue_psys_event(
+int ia_css_bufq_dequeue_psys_event(
u8 item[BUFQ_EVENT_SIZE])
{
- enum ia_css_err;
int error = 0;
ia_css_queue_t *q;
@@ -425,23 +419,22 @@ enum ia_css_err ia_css_bufq_dequeue_psys_event(
* by some test apps. Enablign logging here floods the log
* files which may cause timeouts. */
if (!item)
- return IA_CSS_ERR_INVALID_ARGUMENTS;
+ return -EINVAL;
q = bufq_get_qhandle(sh_css_sp2host_psys_event_queue, -1, -1);
if (!q) {
IA_CSS_ERROR("queue is not initialized");
- return IA_CSS_ERR_RESOURCE_NOT_AVAILABLE;
+ return -EBUSY;
}
error = ia_css_eventq_recv(q, item);
- return ia_css_convert_errno(error);
+ return error;
}
-enum ia_css_err ia_css_bufq_dequeue_isys_event(
+int ia_css_bufq_dequeue_isys_event(
u8 item[BUFQ_EVENT_SIZE])
{
#if !defined(HAS_NO_INPUT_SYSTEM)
- enum ia_css_err;
int error = 0;
ia_css_queue_t *q;
@@ -449,25 +442,24 @@ enum ia_css_err ia_css_bufq_dequeue_isys_event(
* by some test apps. Enablign logging here floods the log
* files which may cause timeouts. */
if (!item)
- return IA_CSS_ERR_INVALID_ARGUMENTS;
+ return -EINVAL;
q = bufq_get_qhandle(sh_css_sp2host_isys_event_queue, -1, -1);
if (!q) {
IA_CSS_ERROR("queue is not initialized");
- return IA_CSS_ERR_RESOURCE_NOT_AVAILABLE;
+ return -EBUSY;
}
error = ia_css_eventq_recv(q, item);
- return ia_css_convert_errno(error);
+ return error;
#else
(void)item;
- return IA_CSS_ERR_RESOURCE_NOT_AVAILABLE;
+ return -EBUSY;
#endif
}
-enum ia_css_err ia_css_bufq_enqueue_isys_event(uint8_t evt_id)
+int ia_css_bufq_enqueue_isys_event(uint8_t evt_id)
{
#if !defined(HAS_NO_INPUT_SYSTEM)
- enum ia_css_err return_err;
int error = 0;
ia_css_queue_t *q;
@@ -475,47 +467,45 @@ enum ia_css_err ia_css_bufq_enqueue_isys_event(uint8_t evt_id)
q = bufq_get_qhandle(sh_css_host2sp_isys_event_queue, -1, -1);
if (!q) {
IA_CSS_ERROR("queue is not initialized");
- return IA_CSS_ERR_RESOURCE_NOT_AVAILABLE;
+ return -EBUSY;
}
error = ia_css_eventq_send(q, evt_id, 0, 0, 0);
- return_err = ia_css_convert_errno(error);
- IA_CSS_LEAVE_ERR_PRIVATE(return_err);
- return return_err;
+
+ IA_CSS_LEAVE_ERR_PRIVATE(error);
+ return error;
#else
(void)evt_id;
- return IA_CSS_ERR_RESOURCE_NOT_AVAILABLE;
+ return -EBUSY;
#endif
}
-enum ia_css_err ia_css_bufq_enqueue_tag_cmd(
+int ia_css_bufq_enqueue_tag_cmd(
uint32_t item)
{
#if !defined(HAS_NO_INPUT_SYSTEM)
- enum ia_css_err return_err;
- int error = 0;
+ int error;
ia_css_queue_t *q;
IA_CSS_ENTER_PRIVATE("item=%d", item);
q = bufq_get_qhandle(sh_css_host2sp_tag_cmd_queue, -1, -1);
if (!q) {
IA_CSS_ERROR("queue is not initialized");
- return IA_CSS_ERR_RESOURCE_NOT_AVAILABLE;
+ return -EBUSY;
}
error = ia_css_queue_enqueue(q, item);
- return_err = ia_css_convert_errno(error);
- IA_CSS_LEAVE_ERR_PRIVATE(return_err);
- return return_err;
+ IA_CSS_LEAVE_ERR_PRIVATE(error);
+ return error;
#else
(void)item;
- return IA_CSS_ERR_RESOURCE_NOT_AVAILABLE;
+ return -EBUSY;
#endif
}
-enum ia_css_err ia_css_bufq_deinit(void)
+int ia_css_bufq_deinit(void)
{
- return IA_CSS_SUCCESS;
+ return 0;
}
static void bufq_dump_queue_info(const char *prefix, ia_css_queue_t *qhandle)
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