drivers/pinctrl/pinctrl-zynqmp.c

49  * @groups:	List of pin groups for this function
50  * @ngroups:	Number of entries in @groups
58 	const char * const *groups;
65  * @groups:	Pin groups
66  * @ngroups:	Number of @groups
71  * information regarding pin control functions, groups and
76 	const struct zynqmp_pctrl_group *groups;
108 	return pctrl->groups[selector].name;
118 	*pins = pctrl->groups[selector].pins;
119 	*npins = pctrl->groups[selector].npins;
162  * zynqmp_pmux_get_function_groups() - Get groups for the function
165  * @groups:	Group names.
166  * @num_groups:	Number of function groups.
174 					   const char * const **groups,
179 	*groups = pctrl->funcs[selector].groups;
201 	const struct zynqmp_pctrl_group *pgrp = &pctrl->groups[group];
472 	const struct zynqmp_pctrl_group *pgrp = &pctrl->groups[selector];
499 static int zynqmp_pinctrl_get_function_groups(u32 fid, u32 index, u16 *groups)
513 	memcpy(groups, &payload[1], PINCTRL_GET_FUNC_GROUPS_RESP_LEN);
537  * zynqmp_pinctrl_prepare_func_groups() - prepare function and groups data
541  * @groups:	Groups data.
550  * is x, groups[x] name will be stored as "eth0_0".
559 					      struct zynqmp_pctrl_group *groups)
588 			groups[resp[i]].name = devm_kasprintf(dev, GFP_KERNEL,
592 			if (!groups[resp[i]].name)
597 	func->groups = fgroups;
636 static int zynqmp_pinctrl_get_pin_groups(u32 pin, u32 index, u16 *groups)
650 	memcpy(groups, &payload[1], PINCTRL_GET_PIN_GROUPS_RESP_LEN);
662  * zynqmp_pinctrl_create_pin_groups() - assign pins to respective groups
664  * @groups:	Groups data.
667  * Query firmware to get groups available for the given pin.
677 					    struct zynqmp_pctrl_group *groups,
695 			zynqmp_pinctrl_group_add_pin(&groups[resp[i]], pin);
706  * @groups:	Groups data.
707  * @ngroups:	Number of groups.
714 					     struct zynqmp_pctrl_group *groups,
721 		ret = zynqmp_pinctrl_create_pin_groups(dev, groups, pin);
734  * Query firmware for functions, groups and pin information and
737  * Query number of functions and number of function groups (number
738  * of groups in the given function) to allocate required memory buffers
739  * for functions and groups. Once buffers are allocated to store
740  * functions and groups data, query and store required information
741  * (number of groups and group names for each function, number of
750 	struct zynqmp_pctrl_group *groups;
771 	groups = devm_kcalloc(dev, pctrl->ngroups, sizeof(*groups), GFP_KERNEL);
772 	if (!groups)
777 							 groups);
782 	ret = zynqmp_pinctrl_prepare_group_pins(dev, groups, pctrl->ngroups);
787 	pctrl->groups = groups;