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buffer: Rename object buffer structure fields for more clarity

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Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
This commit is contained in:
Paul Kocialkowski
2018-04-23 11:17:48 +02:00
parent 90dbf3e6a5
commit 34066fc0a7
2 changed files with 28 additions and 24 deletions
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src/buffer.c
+21 -20
View File
@@ -72,11 +72,12 @@ VAStatus SunxiCedrusCreateBuffer(VADriverContextP ctx, VAContextID context,
if (obj_buffer == NULL)
return VA_STATUS_ERROR_ALLOCATION_FAILED;
obj_buffer->buffer_data = NULL;
obj_buffer->buffer_map = NULL;
obj_buffer->type = type;
obj_buffer->max_num_elements = num_elements;
obj_buffer->num_elements = num_elements;
obj_buffer->initial_count = num_elements;
obj_buffer->count = num_elements;
obj_buffer->data = NULL;
obj_buffer->map = NULL;
obj_buffer->size = size;
obj_buffer->map_size = 0;
@@ -97,22 +98,22 @@ VAStatus SunxiCedrusCreateBuffer(VADriverContextP ctx, VAContextID context,
assert(ioctl(driver_data->mem2mem_fd, VIDIOC_QUERYBUF, &buf)==0);
obj_buffer->map_size = driver_data->slice_offset[buf.index] + size * num_elements;
obj_buffer->buffer_map = mmap(NULL, obj_buffer->map_size,
obj_buffer->map = mmap(NULL, obj_buffer->map_size,
PROT_READ | PROT_WRITE, MAP_SHARED,
driver_data->mem2mem_fd, buf.m.planes[0].m.mem_offset);
obj_buffer->buffer_data = obj_buffer->buffer_map + driver_data->slice_offset[buf.index];
obj_buffer->data = obj_buffer->map + driver_data->slice_offset[buf.index];
driver_data->slice_offset[buf.index] += size * num_elements;
} else {
obj_buffer->buffer_map = NULL;
obj_buffer->buffer_data = malloc(size * num_elements);
obj_buffer->map = NULL;
obj_buffer->data = malloc(size * num_elements);
}
if (obj_buffer->buffer_data == NULL || obj_buffer->buffer_map == MAP_FAILED)
if (obj_buffer->data == NULL || obj_buffer->map == MAP_FAILED)
return VA_STATUS_ERROR_ALLOCATION_FAILED;
if (data)
memcpy(obj_buffer->buffer_data, data, size * num_elements);
memcpy(obj_buffer->data, data, size * num_elements);
*buf_id = bufferID;
@@ -128,10 +129,10 @@ VAStatus SunxiCedrusBufferSetNumElements(VADriverContextP ctx,
struct object_buffer *obj_buffer = BUFFER(buf_id);
assert(obj_buffer);
if ((num_elements < 0) || (num_elements > obj_buffer->max_num_elements))
if ((num_elements < 0) || (num_elements > obj_buffer->initial_count))
vaStatus = VA_STATUS_ERROR_UNKNOWN;
if (VA_STATUS_SUCCESS == vaStatus)
obj_buffer->num_elements = num_elements;
obj_buffer->count = num_elements;
return vaStatus;
}
@@ -151,9 +152,9 @@ VAStatus SunxiCedrusMapBuffer(VADriverContextP ctx, VABufferID buf_id,
return vaStatus;
}
if (NULL != obj_buffer->buffer_data)
if (NULL != obj_buffer->data)
{
*pbuf = obj_buffer->buffer_data;
*pbuf = obj_buffer->data;
vaStatus = VA_STATUS_SUCCESS;
}
return vaStatus;
@@ -175,14 +176,14 @@ VAStatus SunxiCedrusUnmapBuffer(VADriverContextP ctx, VABufferID buf_id)
void sunxi_cedrus_destroy_buffer(struct sunxi_cedrus_driver_data *driver_data,
struct object_buffer *obj_buffer)
{
if (obj_buffer->buffer_data != NULL) {
if (obj_buffer->data != NULL) {
if (obj_buffer->type != VASliceDataBufferType)
free(obj_buffer->buffer_data);
else if (obj_buffer->buffer_map != NULL && obj_buffer->map_size > 0)
munmap(obj_buffer->buffer_map, obj_buffer->map_size);
free(obj_buffer->data);
else if (obj_buffer->map != NULL && obj_buffer->map_size > 0)
munmap(obj_buffer->map, obj_buffer->map_size);
obj_buffer->buffer_map = NULL;
obj_buffer->buffer_data = NULL;
obj_buffer->map = NULL;
obj_buffer->data = NULL;
}
object_heap_free(&driver_data->buffer_heap, obj_buffer);
src/buffer.h
+7 -4
View File
@@ -36,12 +36,15 @@
struct object_buffer {
struct object_base base;
void *buffer_data;
void *buffer_map;
int max_num_elements;
int num_elements;
VABufferType type;
unsigned int initial_count;
unsigned int count;
void *data;
unsigned int size;
void *map;
unsigned int map_size;
};