linux_dsm_epyc7002/include/linux/soc/qcom/smem.h
Alex Elder 6d361c1db7 soc: qcom: smem: introduce qcom_smem_virt_to_phys()
Create function qcom_smem_virt_to_phys(), which returns the physical
address corresponding to a given SMEM item's virtual address.  This
feature is required for a driver that will soon be out for review.

Signed-off-by: Alex Elder <elder@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>
2018-05-25 15:53:59 -05:00

15 lines
348 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __QCOM_SMEM_H__
#define __QCOM_SMEM_H__
#define QCOM_SMEM_HOST_ANY -1
int qcom_smem_alloc(unsigned host, unsigned item, size_t size);
void *qcom_smem_get(unsigned host, unsigned item, size_t *size);
int qcom_smem_get_free_space(unsigned host);
phys_addr_t qcom_smem_virt_to_phys(void *p);
#endif