diff options
| -rw-r--r-- | drivers/accel/qaic/qaic.h | 2 | ||||
| -rw-r--r-- | drivers/accel/qaic/qaic_data.c | 10 | ||||
| -rw-r--r-- | include/uapi/drm/qaic_accel.h | 12 |
3 files changed, 9 insertions, 15 deletions
diff --git a/drivers/accel/qaic/qaic.h b/drivers/accel/qaic/qaic.h index 9d98a10af1cb..983dcdff2cfe 100644 --- a/drivers/accel/qaic/qaic.h +++ b/drivers/accel/qaic/qaic.h @@ -161,8 +161,6 @@ struct qaic_bo { struct drm_gem_object base; /* Scatter/gather table for allocate/imported BO */ struct sg_table *sgt; - /* BO size requested by user. GEM object might be bigger in size. */ - u64 size; /* Head in list of slices of this BO */ struct list_head slices; /* Total nents, for all slices of this BO */ diff --git a/drivers/accel/qaic/qaic_data.c b/drivers/accel/qaic/qaic_data.c index a90b64b325b4..09b5c6a52cb3 100644 --- a/drivers/accel/qaic/qaic_data.c +++ b/drivers/accel/qaic/qaic_data.c @@ -579,7 +579,7 @@ static void qaic_gem_print_info(struct drm_printer *p, unsigned int indent, { struct qaic_bo *bo = to_qaic_bo(obj); - drm_printf_indent(p, indent, "user requested size=%llu\n", bo->size); + drm_printf_indent(p, indent, "BO DMA direction %d\n", bo->dir); } static const struct vm_operations_struct drm_vm_ops = { @@ -695,8 +695,6 @@ int qaic_create_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *fi if (ret) goto free_bo; - bo->size = args->size; - ret = drm_gem_handle_create(file_priv, obj, &args->handle); if (ret) goto free_sgt; @@ -828,7 +826,6 @@ static int qaic_prepare_import_bo(struct qaic_bo *bo, struct qaic_attach_slice_h } bo->sgt = sgt; - bo->size = hdr->size; return 0; } @@ -838,7 +835,7 @@ static int qaic_prepare_export_bo(struct qaic_device *qdev, struct qaic_bo *bo, { int ret; - if (bo->size != hdr->size) + if (bo->base.size < hdr->size) return -EINVAL; ret = dma_map_sgtable(&qdev->pdev->dev, bo->sgt, hdr->dir, 0); @@ -868,7 +865,6 @@ static void qaic_unprepare_import_bo(struct qaic_bo *bo) { dma_buf_unmap_attachment(bo->base.import_attach, bo->sgt, bo->dir); bo->sgt = NULL; - bo->size = 0; } static void qaic_unprepare_export_bo(struct qaic_device *qdev, struct qaic_bo *bo) @@ -1190,7 +1186,7 @@ static int send_bo_list_to_device(struct qaic_device *qdev, struct drm_file *fil goto failed_to_send_bo; } - if (is_partial && pexec[i].resize > bo->size) { + if (is_partial && pexec[i].resize > bo->base.size) { ret = -EINVAL; goto failed_to_send_bo; } diff --git a/include/uapi/drm/qaic_accel.h b/include/uapi/drm/qaic_accel.h index 2d348744a853..f89880b7bfb6 100644 --- a/include/uapi/drm/qaic_accel.h +++ b/include/uapi/drm/qaic_accel.h @@ -242,12 +242,12 @@ struct qaic_attach_slice_entry { * @dbc_id: In. Associate the sliced BO with this DBC. * @handle: In. GEM handle of the BO to slice. * @dir: In. Direction of data flow. 1 = DMA_TO_DEVICE, 2 = DMA_FROM_DEVICE - * @size: In. Total length of the BO. - * If BO is imported (DMABUF/PRIME) then this size - * should not exceed the size of DMABUF provided. - * If BO is allocated using DRM_IOCTL_QAIC_CREATE_BO - * then this size should be exactly same as the size - * provided during DRM_IOCTL_QAIC_CREATE_BO. + * @size: In. Total length of BO being used. This should not exceed base + * size of BO (struct drm_gem_object.base) + * For BOs being allocated using DRM_IOCTL_QAIC_CREATE_BO, size of + * BO requested is PAGE_SIZE aligned then allocated hence allocated + * BO size maybe bigger. This size should not exceed the new + * PAGE_SIZE aligned BO size. * @dev_addr: In. Device address this slice pushes to or pulls from. * @db_addr: In. Address of the doorbell to ring. * @db_data: In. Data to write to the doorbell. |