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Commit 448d8b8d authored by Skylar Chang's avatar Skylar Chang
Browse files

msm: ipa3: add LOWSVS frequency votes 



On device bootup and embedded call scenario,
need vote for LOWSVS.

Change-Id: Ie733d0aa4e5b57fa9a478fa0f285fe0ba4d81b58
Signed-off-by: default avatarSkylar Chang <chiaweic@codeaurora.org>
parent c1e67318

drivers/platform/msm/ipa/ipa_clients/ipa_usb.c

+2 −2
Original line number Diff line number Diff line
@@ -716,7 +716,7 @@ static int ipa3_usb_create_rm_resources(enum ipa3_usb_transport_type ttype) 
		rm_ctx->prod_params.name = IPA3_USB_IS_TTYPE_DPL(ttype) ?

			IPA_RM_RESOURCE_USB_DPL_DUMMY_PROD :

			IPA_RM_RESOURCE_USB_PROD;

		rm_ctx->prod_params.floor_voltage = IPA_VOLTAGE_SVS;

		rm_ctx->prod_params.floor_voltage = IPA_VOLTAGE_SVS2;

		rm_ctx->prod_params.reg_params.user_data = NULL;

		rm_ctx->prod_params.reg_params.notify_cb =

			IPA3_USB_IS_TTYPE_DPL(ttype) ?
@@ -741,7 +741,7 @@ static int ipa3_usb_create_rm_resources(enum ipa3_usb_transport_type ttype) 
		rm_ctx->cons_params.name = IPA3_USB_IS_TTYPE_DPL(ttype) ?

			IPA_RM_RESOURCE_USB_DPL_CONS :

			IPA_RM_RESOURCE_USB_CONS;

		rm_ctx->cons_params.floor_voltage = IPA_VOLTAGE_SVS;

		rm_ctx->cons_params.floor_voltage = IPA_VOLTAGE_SVS2;

		rm_ctx->cons_params.reg_params.user_data = NULL;

		rm_ctx->cons_params.reg_params.notify_cb = NULL;

		rm_ctx->cons_params.request_resource =

drivers/platform/msm/ipa/ipa_v3/ipa.c

+13 −8
Original line number Diff line number Diff line
@@ -3294,21 +3294,20 @@ static unsigned int ipa3_get_bus_vote(void) 
{

	unsigned int idx = 1;



	if (ipa3_ctx->curr_ipa_clk_rate == ipa3_ctx->ctrl->ipa_clk_rate_svs) {

	if (ipa3_ctx->curr_ipa_clk_rate == ipa3_ctx->ctrl->ipa_clk_rate_svs2) {

		idx = 1;

	} else if (ipa3_ctx->curr_ipa_clk_rate ==

			ipa3_ctx->ctrl->ipa_clk_rate_nominal) {

		if (ipa3_ctx->ctrl->msm_bus_data_ptr->num_usecases <= 2)

			idx = 1;

		else

		ipa3_ctx->ctrl->ipa_clk_rate_svs) {

		idx = 2;

	} else if (ipa3_ctx->curr_ipa_clk_rate ==

		ipa3_ctx->ctrl->ipa_clk_rate_nominal) {

		idx = 3;

	} else if (ipa3_ctx->curr_ipa_clk_rate ==

			ipa3_ctx->ctrl->ipa_clk_rate_turbo) {

		idx = ipa3_ctx->ctrl->msm_bus_data_ptr->num_usecases - 1;

	} else {

		WARN_ON(1);

	}



	IPADBG("curr %d idx %d\n", ipa3_ctx->curr_ipa_clk_rate, idx);



	return idx;
@@ -3699,8 +3698,11 @@ int ipa3_set_required_perf_profile(enum ipa_voltage_level floor_voltage, 
		else if (bandwidth_mbps >=

			ipa3_ctx->ctrl->clock_scaling_bw_threshold_nominal)

			needed_voltage = IPA_VOLTAGE_NOMINAL;

		else

		else if (bandwidth_mbps >=

			ipa3_ctx->ctrl->clock_scaling_bw_threshold_svs)

			needed_voltage = IPA_VOLTAGE_SVS;

		else

			needed_voltage = IPA_VOLTAGE_SVS2;

	} else {

		IPADBG_LOW("Clock scaling is disabled\n");

		needed_voltage = IPA_VOLTAGE_NOMINAL;
@@ -3708,6 +3710,9 @@ int ipa3_set_required_perf_profile(enum ipa_voltage_level floor_voltage, 


	needed_voltage = max(needed_voltage, floor_voltage);

	switch (needed_voltage) {

	case IPA_VOLTAGE_SVS2:

		clk_rate = ipa3_ctx->ctrl->ipa_clk_rate_svs2;

		break;

	case IPA_VOLTAGE_SVS:

		clk_rate = ipa3_ctx->ctrl->ipa_clk_rate_svs;

		break;

drivers/platform/msm/ipa/ipa_v3/ipa_i.h

+2 −0
Original line number Diff line number Diff line
@@ -1560,8 +1560,10 @@ struct ipa3_controller { 
	u32 ipa_clk_rate_turbo;

	u32 ipa_clk_rate_nominal;

	u32 ipa_clk_rate_svs;

	u32 ipa_clk_rate_svs2;

	u32 clock_scaling_bw_threshold_turbo;

	u32 clock_scaling_bw_threshold_nominal;

	u32 clock_scaling_bw_threshold_svs;

	u32 ipa_reg_base_ofst;

	u32 max_holb_tmr_val;

	void (*ipa_sram_read_settings)(void);

drivers/platform/msm/ipa/ipa_v3/ipa_utils.c

+9 −0
Original line number Diff line number Diff line
@@ -24,14 +24,17 @@ 
#include "ipahal/ipahal_hw_stats.h"

#include "../ipa_rm_i.h"



#define IPA_V3_0_CLK_RATE_SVS2 (37.5 * 1000 * 1000UL)

#define IPA_V3_0_CLK_RATE_SVS (75 * 1000 * 1000UL)

#define IPA_V3_0_CLK_RATE_NOMINAL (150 * 1000 * 1000UL)

#define IPA_V3_0_CLK_RATE_TURBO (200 * 1000 * 1000UL)



#define IPA_V3_5_CLK_RATE_SVS2 (100 * 1000 * 1000UL)

#define IPA_V3_5_CLK_RATE_SVS (200 * 1000 * 1000UL)

#define IPA_V3_5_CLK_RATE_NOMINAL (400 * 1000 * 1000UL)

#define IPA_V3_5_CLK_RATE_TURBO (42640 * 10 * 1000UL)



#define IPA_V4_0_CLK_RATE_SVS2 (60 * 1000 * 1000UL)

#define IPA_V4_0_CLK_RATE_SVS (125 * 1000 * 1000UL)

#define IPA_V4_0_CLK_RATE_NOMINAL (220 * 1000 * 1000UL)

#define IPA_V4_0_CLK_RATE_TURBO (250 * 1000 * 1000UL)
@@ -40,6 +43,7 @@ 


#define IPA_V3_0_BW_THRESHOLD_TURBO_MBPS (1000)

#define IPA_V3_0_BW_THRESHOLD_NOMINAL_MBPS (600)

#define IPA_V3_0_BW_THRESHOLD_SVS_MBPS (310)



#define IPA_ENDP_INIT_HDR_METADATA_n_MUX_ID_BMASK 0xFF0000

#define IPA_ENDP_INIT_HDR_METADATA_n_MUX_ID_SHFT 0x10
@@ -3733,14 +3737,17 @@ int ipa3_controller_static_bind(struct ipa3_controller *ctrl, 
		ctrl->ipa_clk_rate_turbo = IPA_V4_0_CLK_RATE_TURBO;

		ctrl->ipa_clk_rate_nominal = IPA_V4_0_CLK_RATE_NOMINAL;

		ctrl->ipa_clk_rate_svs = IPA_V4_0_CLK_RATE_SVS;

		ctrl->ipa_clk_rate_svs2 = IPA_V4_0_CLK_RATE_SVS2;

	} else if (hw_type >= IPA_HW_v3_5) {

		ctrl->ipa_clk_rate_turbo = IPA_V3_5_CLK_RATE_TURBO;

		ctrl->ipa_clk_rate_nominal = IPA_V3_5_CLK_RATE_NOMINAL;

		ctrl->ipa_clk_rate_svs = IPA_V3_5_CLK_RATE_SVS;

		ctrl->ipa_clk_rate_svs2 = IPA_V3_5_CLK_RATE_SVS2;

	} else {

		ctrl->ipa_clk_rate_turbo = IPA_V3_0_CLK_RATE_TURBO;

		ctrl->ipa_clk_rate_nominal = IPA_V3_0_CLK_RATE_NOMINAL;

		ctrl->ipa_clk_rate_svs = IPA_V3_0_CLK_RATE_SVS;

		ctrl->ipa_clk_rate_svs2 = IPA_V3_0_CLK_RATE_SVS2;

	}



	ctrl->ipa_init_rt4 = _ipa_init_rt4_v3;
@@ -3754,6 +3761,8 @@ int ipa3_controller_static_bind(struct ipa3_controller *ctrl, 
	ctrl->ipa3_enable_clks = _ipa_enable_clks_v3_0;

	ctrl->ipa3_disable_clks = _ipa_disable_clks_v3_0;

	ctrl->msm_bus_data_ptr = &ipa_bus_client_pdata_v3_0;

	ctrl->clock_scaling_bw_threshold_svs =

		IPA_V3_0_BW_THRESHOLD_SVS_MBPS;

	ctrl->clock_scaling_bw_threshold_nominal =

		IPA_V3_0_BW_THRESHOLD_NOMINAL_MBPS;

	ctrl->clock_scaling_bw_threshold_turbo =

include/linux/ipa.h

+2 −1
Original line number Diff line number Diff line
@@ -671,7 +671,8 @@ typedef int (*ipa_msg_pull_fn)(void *buff, u32 len, u32 type); 
 */

enum ipa_voltage_level {

	IPA_VOLTAGE_UNSPECIFIED,

	IPA_VOLTAGE_SVS = IPA_VOLTAGE_UNSPECIFIED,

	IPA_VOLTAGE_SVS2 = IPA_VOLTAGE_UNSPECIFIED,

	IPA_VOLTAGE_SVS,

	IPA_VOLTAGE_NOMINAL,

	IPA_VOLTAGE_TURBO,

	IPA_VOLTAGE_MAX,