127 lines
4.7 KiB
C
127 lines
4.7 KiB
C
/*
|
|
* Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms and conditions of the GNU General Public License,
|
|
* version 2, as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
* more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef _TEGRA_PRODS_H
|
|
#define _TEGRA_PRODS_H
|
|
|
|
struct tegra_prod;
|
|
|
|
/**
|
|
* tegra_prod_set_list(): Set all prods configurations
|
|
* @base: List of IO mapped registers.
|
|
* @tegra_prod: tegra_prod handle which is allocated by devm_tegra_prod_get()
|
|
* or tegra_prod_get_from_node();
|
|
*
|
|
* Configure all the prod configuration listed on prod-setting nodes.
|
|
*
|
|
* Returns 0 on success otherwise negive error number for failed case.
|
|
*/
|
|
int tegra_prod_set_list(void __iomem **base, struct tegra_prod *tegra_prod);
|
|
|
|
/**
|
|
* tegra_prod_set_boot_init(): Set all prods configurations which has boot init
|
|
* flag on the prod setting nodes.
|
|
* @base: List of IO mapped registers.
|
|
* @tegra_prod: tegra_prod handle which is allocated by devm_tegra_prod_get()
|
|
* or tegra_prod_get_from_node();
|
|
*
|
|
* Configure all the prod configuration listed on prod-setting nodes.
|
|
*
|
|
* Returns 0 on success otherwise negive error number for failed case.
|
|
*/
|
|
int tegra_prod_set_boot_init(void __iomem **base,
|
|
struct tegra_prod *tegra_prod);
|
|
|
|
/**
|
|
* tegra_prod_set_by_name(): Set prod configuration with specific prod name.
|
|
* This is used for conditional prod configurations.
|
|
* @base: List of IO mapped registers.
|
|
* @name: Name of conditional prod which need to be configure.
|
|
* @tegra_prod: tegra_prod handle which is allocated by devm_tegra_prod_get()
|
|
* or tegra_prod_get_from_node();
|
|
*
|
|
* Configure prod configuration with specific prod name for conditional
|
|
* prod configurations.
|
|
*
|
|
* Returns 0 on success otherwise negive error number for failed case.
|
|
*/
|
|
int tegra_prod_set_by_name(void __iomem **base, const char *name,
|
|
struct tegra_prod *tegra_prod);
|
|
|
|
/**
|
|
* tegra_prod_set_by_name_partially - Set the prod setting from list partially
|
|
* under given prod name. The matching is done
|
|
* qith index, offset and mask.
|
|
* @base: base address of the register.
|
|
* @name: the name of tegra prod need to set.
|
|
* @tegra_prod: the list of tegra prods.
|
|
* @index: Index of base address.
|
|
* @offset: Offset of the register.
|
|
* @mask: Mask field on given register.
|
|
*
|
|
* Find the tegra prod in the list according to the name. Then set
|
|
* that tegra prod which has matching of index, offset and mask.
|
|
*
|
|
* Returns 0 on success.
|
|
*/
|
|
int tegra_prod_set_by_name_partially(void __iomem **base, const char *name,
|
|
struct tegra_prod *tegra_prod, u32 index,
|
|
u32 offset, u32 mask);
|
|
|
|
/**
|
|
* tegra_prod_by_name_supported - Tell whether tegra prod will be supported by
|
|
* given name or not.
|
|
* @tegra_prod: the list of tegra prods.
|
|
* @name: the name of tegra prod need to set.
|
|
*
|
|
* Find the tegra prod in the list according to the name. If it exist then
|
|
* return true else false.
|
|
*/
|
|
bool tegra_prod_by_name_supported(struct tegra_prod *tegra_prod,
|
|
const char *name);
|
|
|
|
/**
|
|
* devm_tegra_prod_get(): Get the prod handle from the device.
|
|
* @dev: Device handle on which prod setting nodes are available.
|
|
*
|
|
* Parse the prod-setting node of the dev->of_node and keep all prod
|
|
* setting data in prod handle.
|
|
* This handle is used for setting prod configurations.
|
|
*
|
|
* Returns valid prod_list handle on success or pointer to the error
|
|
* when it failed.
|
|
*/
|
|
struct tegra_prod *devm_tegra_prod_get(struct device *dev);
|
|
|
|
/**
|
|
* devm_tegra_prod_get_from_node(): Get the prod handle from the node.
|
|
* @dev: Device handle.
|
|
* @np: Node pointer on which prod setting nodes are available.
|
|
*
|
|
* Parse the prod-setting node of the node pointer "np" and keep all prod
|
|
* setting data in prod handle.
|
|
* This handle is used for setting prod configurations.
|
|
*
|
|
* Returns valid prod_list handle on success or pointer to the error
|
|
* when it failed.
|
|
* The allocated resource is released by driver core framework when device
|
|
* is unbinded and so no need to call any release APIs for the tegra_prod
|
|
* handle.
|
|
*/
|
|
struct tegra_prod *devm_tegra_prod_get_from_node(struct device *dev,
|
|
struct device_node *np);
|
|
#endif
|