soc/apple/rtkit.c

334 				    struct apple_rtkit_shmem *bfr)
336 	if (bfr->size == 0)
340 		rtk->ops->shmem_destroy(rtk->cookie, bfr);
341 	else if (bfr->buffer)
342 		dma_free_coherent(rtk->dev, bfr->size, bfr->buffer, bfr->iova);
344 	bfr->buffer = NULL;
345 	bfr->iomem = NULL;
346 	bfr->iova = 0;
347 	bfr->size = 0;
348 	bfr->is_mapped = false;
352 			       struct apple_rtkit_shmem *bfr, size_t offset,
355 	if (bfr->iomem)
356 		memcpy_fromio(dst, bfr->iomem + offset, len);
358 		memcpy(dst, bfr->buffer + offset, len);
364 	u8 *bfr;
385 	bfr = kzalloc(rtk->crashlog_buffer.size, GFP_KERNEL);
386 	if (bfr) {
387 		apple_rtkit_memcpy(rtk, bfr, &rtk->crashlog_buffer, 0,
389 		apple_rtkit_crashlog_dump(rtk, bfr, rtk->crashlog_buffer.size);
397 		rtk->ops->crashed(rtk->cookie, bfr, rtk->crashlog_buffer.size);
399 	kfree(bfr);