Commit 72438744 authored by Zhang Rui's avatar Zhang Rui Committed by Srinivas Pandruvada
Browse files

tools/power/x86/intel-speed-select: Abstract get_config_levels 



Allow platform specific implementation to get SST-PP level.

No functional changes are expected.

Signed-off-by: default avatarZhang Rui <rui.zhang@intel.com>
[srinivas.pandruvada@linux.intel.com: changelog edits]
Signed-off-by: default avatarSrinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
parent 143584e8

tools/power/x86/intel-speed-select/isst-core-mbox.c

+28 −0
Original line number Diff line number Diff line
@@ -40,11 +40,39 @@ static int mbox_is_punit_valid(struct isst_id *id) 
	return 1;

}



static int mbox_get_config_levels(struct isst_id *id, struct isst_pkg_ctdp *pkg_dev)

{

	unsigned int resp;

	int ret;



	ret = isst_send_mbox_command(id->cpu, CONFIG_TDP,

				     CONFIG_TDP_GET_LEVELS_INFO, 0, 0, &resp);

	if (ret) {

		pkg_dev->levels = 0;

		pkg_dev->locked = 1;

		pkg_dev->current_level = 0;

		pkg_dev->version = 0;

		pkg_dev->enabled = 0;

		return 0;

	}



	debug_printf("cpu:%d CONFIG_TDP_GET_LEVELS_INFO resp:%x\n", id->cpu, resp);



	pkg_dev->version = resp & 0xff;

	pkg_dev->levels = (resp >> 8) & 0xff;

	pkg_dev->current_level = (resp >> 16) & 0xff;

	pkg_dev->locked = !!(resp & BIT(24));

	pkg_dev->enabled = !!(resp & BIT(31));



	return 0;

}



static struct isst_platform_ops mbox_ops = {

	.get_disp_freq_multiplier = mbox_get_disp_freq_multiplier,

	.get_trl_max_levels = mbox_get_trl_max_levels,

	.get_trl_level_name = mbox_get_trl_level_name,

	.is_punit_valid = mbox_is_punit_valid,

	.get_config_levels = mbox_get_config_levels,

};



struct isst_platform_ops *mbox_get_platform_ops(void)

tools/power/x86/intel-speed-select/isst-core.c

+2 −23
Original line number Diff line number Diff line
@@ -287,29 +287,8 @@ int isst_read_pm_config(struct isst_id *id, int *cp_state, int *cp_cap) 


int isst_get_ctdp_levels(struct isst_id *id, struct isst_pkg_ctdp *pkg_dev)

{

	unsigned int resp;

	int ret;



	ret = isst_send_mbox_command(id->cpu, CONFIG_TDP,

				     CONFIG_TDP_GET_LEVELS_INFO, 0, 0, &resp);

	if (ret) {

		pkg_dev->levels = 0;

		pkg_dev->locked = 1;

		pkg_dev->current_level = 0;

		pkg_dev->version = 0;

		pkg_dev->enabled = 0;

		return 0;

	}



	debug_printf("cpu:%d CONFIG_TDP_GET_LEVELS_INFO resp:%x\n", id->cpu, resp);



	pkg_dev->version = resp & 0xff;

	pkg_dev->levels = (resp >> 8) & 0xff;

	pkg_dev->current_level = (resp >> 16) & 0xff;

	pkg_dev->locked = !!(resp & BIT(24));

	pkg_dev->enabled = !!(resp & BIT(31));



	return 0;

	CHECK_CB(get_config_levels);

	return isst_ops->get_config_levels(id, pkg_dev);

}



int isst_get_ctdp_control(struct isst_id *id, int config_index,

tools/power/x86/intel-speed-select/isst.h

+1 −0
Original line number Diff line number Diff line
@@ -186,6 +186,7 @@ struct isst_platform_ops { 
	int (*get_trl_max_levels)(void);

	char *(*get_trl_level_name)(int level);

	int (*is_punit_valid)(struct isst_id *id);

	int (*get_config_levels)(struct isst_id *id, struct isst_pkg_ctdp *pkg_ctdp);

};



extern int is_cpu_in_power_domain(int cpu, struct isst_id *id);