397 					struct panthor_fw_section *section)  in panthor_fw_init_section_mem()  argument
399 	bool was_mapped = !!section->mem->kmap;  in panthor_fw_init_section_mem()
402 	if (!section->data.size &&  in panthor_fw_init_section_mem()
403 	    !(section->flags & CSF_FW_BINARY_IFACE_ENTRY_RD_ZERO))  in panthor_fw_init_section_mem()
406 	ret = panthor_kernel_bo_vmap(section->mem);  in panthor_fw_init_section_mem()
410 	memcpy(section->mem->kmap, section->data.buf, section->data.size);  in panthor_fw_init_section_mem()
411 	if (section->flags & CSF_FW_BINARY_IFACE_ENTRY_RD_ZERO) {  in panthor_fw_init_section_mem()
412 		memset(section->mem->kmap + section->data.size, 0,  in panthor_fw_init_section_mem()
413 		       panthor_kernel_bo_size(section->mem) - section->data.size);  in panthor_fw_init_section_mem()
417 		panthor_kernel_bo_vunmap(section->mem);  in panthor_fw_init_section_mem()
492 	struct panthor_fw_section *section;  in panthor_fw_load_section_entry()  local
546 	section = drmm_kzalloc(&ptdev->base, sizeof(*section), GFP_KERNEL);  in panthor_fw_load_section_entry()
547 	if (!section)  in panthor_fw_load_section_entry()
550 	list_add_tail(&section->node, &ptdev->fw->sections);  in panthor_fw_load_section_entry()
551 	section->flags = hdr.flags;  in panthor_fw_load_section_entry()
552 	section->data.size = hdr.data.end - hdr.data.start;  in panthor_fw_load_section_entry()
554 	if (section->data.size > 0) {  in panthor_fw_load_section_entry()
555 		void *data = drmm_kmalloc(&ptdev->base, section->data.size, GFP_KERNEL);  in panthor_fw_load_section_entry()
560 		memcpy(data, fw->data + hdr.data.start, section->data.size);  in panthor_fw_load_section_entry()
561 		section->data.buf = data;  in panthor_fw_load_section_entry()
572 		section->name = name;  in panthor_fw_load_section_entry()
599 		section->mem = panthor_kernel_bo_create(ptdev, panthor_fw_vm(ptdev),  in panthor_fw_load_section_entry()
603 		if (IS_ERR(section->mem))  in panthor_fw_load_section_entry()
604 			return PTR_ERR(section->mem);  in panthor_fw_load_section_entry()
606 		if (drm_WARN_ON(&ptdev->base, section->mem->va_node.start != hdr.va.start))  in panthor_fw_load_section_entry()
609 		if (section->flags & CSF_FW_BINARY_IFACE_ENTRY_RD_SHARED) {  in panthor_fw_load_section_entry()
610 			ret = panthor_kernel_bo_vmap(section->mem);  in panthor_fw_load_section_entry()
615 		panthor_fw_init_section_mem(ptdev, section);  in panthor_fw_load_section_entry()
617 		bo = to_panthor_bo(section->mem->obj);  in panthor_fw_load_section_entry()
626 		ptdev->fw->shared_section = section;  in panthor_fw_load_section_entry()
634 	struct panthor_fw_section *section;  in panthor_reload_fw_sections()  local
636 	list_for_each_entry(section, &ptdev->fw->sections, node) {  in panthor_reload_fw_sections()
639 		if (!full_reload && !(section->flags & CSF_FW_BINARY_IFACE_ENTRY_RD_WR))  in panthor_reload_fw_sections()
642 		panthor_fw_init_section_mem(ptdev, section);  in panthor_reload_fw_sections()
643 		sgt = drm_gem_shmem_get_pages_sgt(&to_panthor_bo(section->mem->obj)->base);  in panthor_reload_fw_sections()
1132 	struct panthor_fw_section *section;  in panthor_fw_unplug()  local
1142 	list_for_each_entry(section, &ptdev->fw->sections, node)  in panthor_fw_unplug()
1143 		panthor_kernel_bo_destroy(section->mem);  in panthor_fw_unplug()