drivers/staging/rtl8723bs/hal/HalHWImg8723B_MAC.c

// SPDX-License-Identifier: GPL-2.0
/******************************************************************************
*
* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
*
******************************************************************************/

#include <linux/kernel.h>
#include "odm_precomp.h"

static bool CheckPositive(
	struct dm_odm_t *pDM_Odm, const u32 Condition1, const u32 Condition2
)
{
	u8 _BoardType =
		((pDM_Odm->BoardType & BIT4) >> 4) << 0 | /*  _GLNA */
		((pDM_Odm->BoardType & BIT3) >> 3) << 1 | /*  _GPA */
		((pDM_Odm->BoardType & BIT7) >> 7) << 2 | /*  _ALNA */
		((pDM_Odm->BoardType & BIT6) >> 6) << 3 | /*  _APA */
		((pDM_Odm->BoardType & BIT2) >> 2) << 4;  /*  _BT */

	u32   cond1   = Condition1, cond2 = Condition2;
	u32    driver1 =
		pDM_Odm->CutVersion       << 24 |
		pDM_Odm->SupportPlatform  << 16 |
		pDM_Odm->PackageType      << 12 |
		pDM_Odm->SupportInterface << 8  |
		_BoardType;

	u32 driver2 =
		pDM_Odm->TypeGLNA <<  0 |
		pDM_Odm->TypeGPA  <<  8 |
		pDM_Odm->TypeALNA << 16 |
		pDM_Odm->TypeAPA  << 24;


	/*  Value Defined Check =============== */
	/* QFN Type [15:12] and Cut Version [27:24] need to do value check */

	if (((cond1 & 0x0000F000) != 0) && ((cond1 & 0x0000F000) != (driver1 & 0x0000F000)))
		return false;
	if (((cond1 & 0x0F000000) != 0) && ((cond1 & 0x0F000000) != (driver1 & 0x0F000000)))
		return false;

	/*  Bit Defined Check ================ */
	/*  We don't care [31:28] and [23:20] */
	/*  */
	cond1   &= 0x000F0FFF;
	driver1 &= 0x000F0FFF;

	if ((cond1 & driver1) == cond1) {
		u32 bitMask = 0;
		if ((cond1 & 0x0F) == 0) /*  BoardType is DONTCARE */
			return true;

		if ((cond1 & BIT0) != 0) /* GLNA */
			bitMask |= 0x000000FF;
		if ((cond1 & BIT1) != 0) /* GPA */
			bitMask |= 0x0000FF00;
		if ((cond1 & BIT2) != 0) /* ALNA */
			bitMask |= 0x00FF0000;
		if ((cond1 & BIT3) != 0) /* APA */
			bitMask |= 0xFF000000;

		if ((cond2 & bitMask) == (driver2 & bitMask)) /*  BoardType of each RF path is matched */
			return true;
	}
	return false;
}

static bool CheckNegative(
	struct dm_odm_t *pDM_Odm, const u32 Condition1, const u32 Condition2
)
{
	return true;
}

/******************************************************************************
*                           MAC_REG.TXT
******************************************************************************/

static u32 Array_MP_8723B_MAC_REG[] = {
		0x02F, 0x00000030,
		0x035, 0x00000000,
		0x039, 0x00000008,
		0x04E, 0x000000E0,
		0x064, 0x00000000,
		0x067, 0x00000020,
		0x428, 0x0000000A,
		0x429, 0x00000010,
		0x430, 0x00000000,
		0x431, 0x00000000,
		0x432, 0x00000000,
		0x433, 0x00000001,
		0x434, 0x00000004,
		0x435, 0x00000005,
		0x436, 0x00000007,
		0x437, 0x00000008,
		0x43C, 0x00000004,
		0x43D, 0x00000005,
		0x43E, 0x00000007,
		0x43F, 0x00000008,
		0x440, 0x0000005D,
		0x441, 0x00000001,
		0x442, 0x00000000,
		0x444, 0x00000010,
		0x445, 0x00000000,
		0x446, 0x00000000,
		0x447, 0x00000000,
		0x448, 0x00000000,
		0x449, 0x000000F0,
		0x44A, 0x0000000F,
		0x44B, 0x0000003E,
		0x44C, 0x00000010,
		0x44D, 0x00000000,
		0x44E, 0x00000000,
		0x44F, 0x00000000,
		0x450, 0x00000000,
		0x451, 0x000000F0,
		0x452, 0x0000000F,
		0x453, 0x00000000,
		0x456, 0x0000005E,
		0x460, 0x00000066,
		0x461, 0x00000066,
		0x4C8, 0x000000FF,
		0x4C9, 0x00000008,
		0x4CC, 0x000000FF,
		0x4CD, 0x000000FF,
		0x4CE, 0x00000001,
		0x500, 0x00000026,
		0x501, 0x000000A2,
		0x502, 0x0000002F,
		0x503, 0x00000000,
		0x504, 0x00000028,
		0x505, 0x000000A3,
		0x506, 0x0000005E,
		0x507, 0x00000000,
		0x508, 0x0000002B,
		0x509, 0x000000A4,
		0x50A, 0x0000005E,
		0x50B, 0x00000000,
		0x50C, 0x0000004F,
		0x50D, 0x000000A4,
		0x50E, 0x00000000,
		0x50F, 0x00000000,
		0x512, 0x0000001C,
		0x514, 0x0000000A,
		0x516, 0x0000000A,
		0x525, 0x0000004F,
		0x550, 0x00000010,
		0x551, 0x00000010,
		0x559, 0x00000002,
		0x55C, 0x00000050,
		0x55D, 0x000000FF,
		0x605, 0x00000030,
		0x608, 0x0000000E,
		0x609, 0x0000002A,
		0x620, 0x000000FF,
		0x621, 0x000000FF,
		0x622, 0x000000FF,
		0x623, 0x000000FF,
		0x624, 0x000000FF,
		0x625, 0x000000FF,
		0x626, 0x000000FF,
		0x627, 0x000000FF,
		0x638, 0x00000050,
		0x63C, 0x0000000A,
		0x63D, 0x0000000A,
		0x63E, 0x0000000E,
		0x63F, 0x0000000E,
		0x640, 0x00000040,
		0x642, 0x00000040,
		0x643, 0x00000000,
		0x652, 0x000000C8,
		0x66E, 0x00000005,
		0x700, 0x00000021,
		0x701, 0x00000043,
		0x702, 0x00000065,
		0x703, 0x00000087,
		0x708, 0x00000021,
		0x709, 0x00000043,
		0x70A, 0x00000065,
		0x70B, 0x00000087,
		0x765, 0x00000018,
		0x76E, 0x00000004,

};

void ODM_ReadAndConfig_MP_8723B_MAC_REG(struct dm_odm_t *pDM_Odm)
{
	u32 i = 0;
	u32 ArrayLen = ARRAY_SIZE(Array_MP_8723B_MAC_REG);
	u32 *Array = Array_MP_8723B_MAC_REG;

	for (i = 0; i < ArrayLen; i += 2) {
		u32 v1 = Array[i];
		u32 v2 = Array[i+1];

		/*  This (offset, data) pair doesn't care the condition. */
		if (v1 < 0x40000000) {
			odm_ConfigMAC_8723B(pDM_Odm, v1, (u8)v2);
			continue;
		} else {
			/*  This line is the beginning of branch. */
			bool bMatched = true;
			u8  cCond  = (u8)((v1 & (BIT29|BIT28)) >> 28);

			if (cCond == COND_ELSE) { /*  ELSE, ENDIF */
				bMatched = true;
				READ_NEXT_PAIR(v1, v2, i);
			} else if (!CheckPositive(pDM_Odm, v1, v2)) {
				bMatched = false;
				READ_NEXT_PAIR(v1, v2, i);
				READ_NEXT_PAIR(v1, v2, i);
			} else {
				READ_NEXT_PAIR(v1, v2, i);
				if (!CheckNegative(pDM_Odm, v1, v2))
					bMatched = false;
				else
					bMatched = true;
				READ_NEXT_PAIR(v1, v2, i);
			}

			if (!bMatched) {
				/*  Condition isn't matched. Discard the following (offset, data) pairs. */
				while (v1 < 0x40000000 && i < ArrayLen-2)
					READ_NEXT_PAIR(v1, v2, i);

				i -= 2; /*  prevent from for-loop += 2 */
			} else { /*  Configure matched pairs and skip to end of if-else. */
				while (v1 < 0x40000000 && i < ArrayLen-2) {
					odm_ConfigMAC_8723B(pDM_Odm, v1, (u8)v2);
					READ_NEXT_PAIR(v1, v2, i);
				}

				/*  Keeps reading until ENDIF. */
				cCond = (u8)((v1 & (BIT29|BIT28)) >> 28);
				while (cCond != COND_ENDIF && i < ArrayLen-2) {
					READ_NEXT_PAIR(v1, v2, i);
					cCond = (u8)((v1 & (BIT29|BIT28)) >> 28);
				}
			}
		}
	}
}