drivers/net/wireless/realtek/rtlwifi/rtl8723ae/pwrseq.h

Source file repositories/reference/linux-study-clean/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/pwrseq.h

File Facts

System
Linux kernel
Corpus path
drivers/net/wireless/realtek/rtlwifi/rtl8723ae/pwrseq.h
Extension
.h
Size
12352 bytes
Lines
319
Domain
Driver Families
Bucket
drivers/net
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef __RTL8723E_PWRSEQ_H__
#define __RTL8723E_PWRSEQ_H__

#include "../pwrseqcmd.h"
/*
 *	Check document WM-20110607-Paul-RTL8723A_Power_Architecture-R02.vsd
 *	There are 6 HW Power States:
 *	0: POFF--Power Off
 *	1: PDN--Power Down
 *	2: CARDEMU--Card Emulation
 *	3: ACT--Active Mode
 *	4: LPS--Low Power State
 *	5: SUS--Suspend
 *
 *	The transision from different states are defined below
 *	TRANS_CARDEMU_TO_ACT
 *	TRANS_ACT_TO_CARDEMU
 *	TRANS_CARDEMU_TO_SUS
 *	TRANS_SUS_TO_CARDEMU
 *	TRANS_CARDEMU_TO_PDN
 *	TRANS_ACT_TO_LPS
 *	TRANS_LPS_TO_ACT
 *
 *	TRANS_END
 */

#define	RTL8723A_TRANS_CARDEMU_TO_ACT_STEPS	10
#define	RTL8723A_TRANS_ACT_TO_CARDEMU_STEPS	10
#define	RTL8723A_TRANS_CARDEMU_TO_SUS_STEPS	10
#define	RTL8723A_TRANS_SUS_TO_CARDEMU_STEPS	10
#define	RTL8723A_TRANS_CARDEMU_TO_PDN_STEPS	10
#define	RTL8723A_TRANS_PDN_TO_CARDEMU_STEPS	10
#define	RTL8723A_TRANS_ACT_TO_LPS_STEPS		15
#define	RTL8723A_TRANS_LPS_TO_ACT_STEPS		15
#define	RTL8723A_TRANS_END_STEPS		1

/* format */
/* { offset, cut_msk, fab_msk|interface_msk, base|cmd, msk, value }*/

#define RTL8723A_TRANS_CARDEMU_TO_ACT	\
	/* disable SW LPS 0x04[10]=0*/	\
	{0x0005, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_ALL_MSK,\
		PWR_BASEADDR_MAC, PWR_CMD_WRITE, BIT(2), 0},\
	/* wait till 0x04[17] = 1    power ready*/	\
	{0x0006, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_ALL_MSK,\
		PWR_BASEADDR_MAC, PWR_CMD_POLLING, BIT(1), BIT(1)},\
	/* release WLON reset  0x04[16]=1*/	\
	{0x0006, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_ALL_MSK,\
		PWR_BASEADDR_MAC, PWR_CMD_WRITE, BIT(0), BIT(0)},\
	/* disable HWPDN 0x04[15]=0*/ \
	{0x0005, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_ALL_MSK,\
		PWR_BASEADDR_MAC, PWR_CMD_WRITE, BIT(7), 0},\
	/* disable WL suspend*/ \
	{0x0005, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_ALL_MSK,\
		PWR_BASEADDR_MAC, PWR_CMD_WRITE, (BIT(4)|BIT(3)), 0},\
	/* polling until return 0*/ \
	{0x0005, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_ALL_MSK,\
		PWR_BASEADDR_MAC, PWR_CMD_WRITE, BIT(0), BIT(0)},\
	{0x0005, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_ALL_MSK,\
		PWR_BASEADDR_MAC, PWR_CMD_POLLING, BIT(0), 0},

/* format */
/* { offset, cut_msk, fab_msk|interface_msk, base|cmd, msk, value }, */

#define RTL8723A_TRANS_ACT_TO_CARDEMU	\
	/*0x1F[7:0] = 0 turn off RF*/ \
	{0x001F, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_ALL_MSK,\
		PWR_BASEADDR_MAC, PWR_CMD_WRITE, 0xFF, 0},	\
	{0x004E, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_ALL_MSK,\
		PWR_BASEADDR_MAC, PWR_CMD_WRITE, BIT(7), 0},\
	{0x0005, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_ALL_MSK,\
		PWR_BASEADDR_MAC, PWR_CMD_WRITE, BIT(1), BIT(1)}, \
	{0x0005, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_ALL_MSK,\
		PWR_BASEADDR_MAC, PWR_CMD_POLLING, BIT(1), 0},

/* format */
/* { offset, cut_msk, fab_msk|interface_msk, base|cmd, msk, value },*/
#define RTL8723A_TRANS_CARDEMU_TO_SUS			\
		/*0x04[12:11] = 2b'11 enable WL suspend for PCIe*/	\
	{0x0005, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_PCI_MSK,\
		PWR_BASEADDR_MAC, PWR_CMD_WRITE, \
		BIT(4)|BIT(3), (BIT(4)|BIT(3))},\
/*0x04[12:11] = 2b'01 enable WL suspend*/	\
	{0x0005, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_USB_MSK| \
		PWR_INTF_SDIO_MSK,\
		PWR_BASEADDR_MAC, \
		PWR_CMD_WRITE, \
		BIT(3)|BIT(4), BIT(3)}, \
/*0x04[12:11] = 2b'11 enable WL suspend for PCIe*/ \
	{0x0005, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, \

Annotation

Implementation Notes