840 static void get_etr_buf_hw(struct device *dev, struct etr_buf_hw *buf_hw)  in get_etr_buf_hw()  argument
844 	buf_hw->has_iommu = iommu_get_domain_for_dev(dev->parent);  in get_etr_buf_hw()
845 	buf_hw->has_etr_sg = tmc_etr_has_cap(drvdata, TMC_ETR_SG);  in get_etr_buf_hw()
846 	buf_hw->has_catu = !!tmc_etr_get_catu_device(drvdata);  in get_etr_buf_hw()
849 static bool etr_can_use_flat_mode(struct etr_buf_hw *buf_hw, ssize_t etr_buf_size)  in etr_can_use_flat_mode()  argument
851 	bool has_sg = buf_hw->has_catu || buf_hw->has_etr_sg;  in etr_can_use_flat_mode()
853 	return !has_sg || buf_hw->has_iommu || etr_buf_size < SZ_1M;  in etr_can_use_flat_mode()
870 	struct etr_buf_hw buf_hw;  in tmc_alloc_etr_buf()  local
873 	get_etr_buf_hw(dev, &buf_hw);  in tmc_alloc_etr_buf()
897 	if (rc && !pages && etr_can_use_flat_mode(&buf_hw, size))  in tmc_alloc_etr_buf()
900 	if (rc && buf_hw.has_etr_sg)  in tmc_alloc_etr_buf()
903 	if (rc && buf_hw.has_catu)  in tmc_alloc_etr_buf()
1840 	struct etr_buf_hw buf_hw;  in buf_modes_available_show()  local
1843 	get_etr_buf_hw(dev, &buf_hw);  in buf_modes_available_show()
1846 	if (buf_hw.has_etr_sg)  in buf_modes_available_show()
1849 	if (buf_hw.has_catu)  in buf_modes_available_show()
1870 	struct etr_buf_hw buf_hw;  in buf_mode_preferred_store()  local
1872 	get_etr_buf_hw(dev, &buf_hw);  in buf_mode_preferred_store()
1875 	else if (sysfs_streq(buf, buf_modes_str[ETR_MODE_ETR_SG]) && buf_hw.has_etr_sg)  in buf_mode_preferred_store()
1877 	else if (sysfs_streq(buf, buf_modes_str[ETR_MODE_CATU]) && buf_hw.has_catu)  in buf_mode_preferred_store()