[PATCH 08/10] staging: rtl8188eu: remove constant function parameter

From: Martin Kaiser
Date: Sun Jul 18 2021 - 13:38:00 EST


The rtl88eu_pwrseqcmdparsing function takes a parameter to restrict
commands to certain power cut versions of the rtl8188eu chipset.
This mechanism is not used, the callers always select all versions.

Remove the power cut parameter.

Signed-off-by: Martin Kaiser <martin@xxxxxxxxx>
---
drivers/staging/rtl8188eu/hal/pwrseqcmd.c | 82 +++++++++----------
drivers/staging/rtl8188eu/hal/usb_halinit.c | 9 +-
drivers/staging/rtl8188eu/include/pwrseqcmd.h | 4 +-
3 files changed, 42 insertions(+), 53 deletions(-)

diff --git a/drivers/staging/rtl8188eu/hal/pwrseqcmd.c b/drivers/staging/rtl8188eu/hal/pwrseqcmd.c
index cec2ff879f5d..f2b973b377dd 100644
--- a/drivers/staging/rtl8188eu/hal/pwrseqcmd.c
+++ b/drivers/staging/rtl8188eu/hal/pwrseqcmd.c
@@ -11,8 +11,7 @@
/* This routine deals with the Power Configuration CMDs parsing
* for RTL8723/RTL8188E Series IC.
*/
-u8 rtl88eu_pwrseqcmdparsing(struct adapter *padapter, u8 cut_vers,
- struct wl_pwr_cfg pwrseqcmd[])
+u8 rtl88eu_pwrseqcmdparsing(struct adapter *padapter, struct wl_pwr_cfg pwrseqcmd[])
{
struct wl_pwr_cfg pwrcfgcmd;
u8 poll_bit = false;
@@ -25,53 +24,48 @@ u8 rtl88eu_pwrseqcmdparsing(struct adapter *padapter, u8 cut_vers,
do {
pwrcfgcmd = pwrseqcmd[aryidx];

- /* Only Handle the command whose CUT is matched */
- if (GET_PWR_CFG_CUT_MASK(pwrcfgcmd) & cut_vers) {
- switch (GET_PWR_CFG_CMD(pwrcfgcmd)) {
- case PWR_CMD_READ:
- break;
- case PWR_CMD_WRITE:
- offset = GET_PWR_CFG_OFFSET(pwrcfgcmd);
+ switch (GET_PWR_CFG_CMD(pwrcfgcmd)) {
+ case PWR_CMD_READ:
+ break;
+ case PWR_CMD_WRITE:
+ offset = GET_PWR_CFG_OFFSET(pwrcfgcmd);

- /* Read the value from system register */
- value = usb_read8(padapter, offset);
-
- value &= ~(GET_PWR_CFG_MASK(pwrcfgcmd));
- value |= (GET_PWR_CFG_VALUE(pwrcfgcmd) &
- GET_PWR_CFG_MASK(pwrcfgcmd));
+ /* Read the value from system register */
+ value = usb_read8(padapter, offset);

- /* Write the value back to system register */
- usb_write8(padapter, offset, value);
- break;
- case PWR_CMD_POLLING:
- poll_bit = false;
- offset = GET_PWR_CFG_OFFSET(pwrcfgcmd);
- do {
- value = usb_read8(padapter, offset);
- value &= GET_PWR_CFG_MASK(pwrcfgcmd);
+ value &= ~(GET_PWR_CFG_MASK(pwrcfgcmd));
+ value |= (GET_PWR_CFG_VALUE(pwrcfgcmd) & GET_PWR_CFG_MASK(pwrcfgcmd));

- if (value == (GET_PWR_CFG_VALUE(pwrcfgcmd) &
- GET_PWR_CFG_MASK(pwrcfgcmd)))
- poll_bit = true;
- else
- udelay(10);
+ /* Write the value back to system register */
+ usb_write8(padapter, offset, value);
+ break;
+ case PWR_CMD_POLLING:
+ poll_bit = false;
+ offset = GET_PWR_CFG_OFFSET(pwrcfgcmd);
+ do {
+ value = usb_read8(padapter, offset);
+ value &= GET_PWR_CFG_MASK(pwrcfgcmd);

- if (poll_count++ > max_poll_count)
- return false;
- } while (!poll_bit);
- break;
- case PWR_CMD_DELAY:
- if (GET_PWR_CFG_VALUE(pwrcfgcmd) == PWRSEQ_DELAY_US)
- udelay(GET_PWR_CFG_OFFSET(pwrcfgcmd));
+ if (value == (GET_PWR_CFG_VALUE(pwrcfgcmd) & GET_PWR_CFG_MASK(pwrcfgcmd)))
+ poll_bit = true;
else
- udelay(GET_PWR_CFG_OFFSET(pwrcfgcmd) * 1000);
- break;
- case PWR_CMD_END:
- /* When this command is parsed, end the process */
- return true;
- default:
- break;
- }
+ udelay(10);
+
+ if (poll_count++ > max_poll_count)
+ return false;
+ } while (!poll_bit);
+ break;
+ case PWR_CMD_DELAY:
+ if (GET_PWR_CFG_VALUE(pwrcfgcmd) == PWRSEQ_DELAY_US)
+ udelay(GET_PWR_CFG_OFFSET(pwrcfgcmd));
+ else
+ udelay(GET_PWR_CFG_OFFSET(pwrcfgcmd) * 1000);
+ break;
+ case PWR_CMD_END:
+ /* When this command is parsed, end the process */
+ return true;
+ default:
+ break;
}

aryidx++;/* Add Array Index */
diff --git a/drivers/staging/rtl8188eu/hal/usb_halinit.c b/drivers/staging/rtl8188eu/hal/usb_halinit.c
index e0961919fcf8..ae64678a5a5c 100644
--- a/drivers/staging/rtl8188eu/hal/usb_halinit.c
+++ b/drivers/staging/rtl8188eu/hal/usb_halinit.c
@@ -88,8 +88,7 @@ u32 rtw_hal_power_on(struct adapter *adapt)
if (adapt->HalData->bMacPwrCtrlOn)
return _SUCCESS;

- if (!rtl88eu_pwrseqcmdparsing(adapt, PWR_CUT_ALL_MSK,
- Rtl8188E_NIC_PWR_ON_FLOW))
+ if (!rtl88eu_pwrseqcmdparsing(adapt, Rtl8188E_NIC_PWR_ON_FLOW))
return _FAIL;

/* Enable MAC DMA/WMAC/SCHEDULE/SEC block */
@@ -830,8 +829,7 @@ static void CardDisableRTL8188EU(struct adapter *Adapter)
usb_write8(Adapter, REG_CR, 0x0);

/* Run LPS WL RFOFF flow */
- rtl88eu_pwrseqcmdparsing(Adapter, PWR_CUT_ALL_MSK,
- Rtl8188E_NIC_LPS_ENTER_FLOW);
+ rtl88eu_pwrseqcmdparsing(Adapter, Rtl8188E_NIC_LPS_ENTER_FLOW);

/* 2. 0x1F[7:0] = 0 turn off RF */

@@ -852,8 +850,7 @@ static void CardDisableRTL8188EU(struct adapter *Adapter)
usb_write8(Adapter, REG_32K_CTRL, val8 & (~BIT(0)));

/* Card disable power action flow */
- rtl88eu_pwrseqcmdparsing(Adapter, PWR_CUT_ALL_MSK,
- Rtl8188E_NIC_DISABLE_FLOW);
+ rtl88eu_pwrseqcmdparsing(Adapter, Rtl8188E_NIC_DISABLE_FLOW);

/* Reset MCU IO Wrapper */
val8 = usb_read8(Adapter, REG_RSV_CTRL + 1);
diff --git a/drivers/staging/rtl8188eu/include/pwrseqcmd.h b/drivers/staging/rtl8188eu/include/pwrseqcmd.h
index 05f117e2a105..e364ee450beb 100644
--- a/drivers/staging/rtl8188eu/include/pwrseqcmd.h
+++ b/drivers/staging/rtl8188eu/include/pwrseqcmd.h
@@ -41,12 +41,10 @@ struct wl_pwr_cfg {
};

#define GET_PWR_CFG_OFFSET(__PWR_CMD) __PWR_CMD.offset
-#define GET_PWR_CFG_CUT_MASK(__PWR_CMD) __PWR_CMD.cut_msk
#define GET_PWR_CFG_CMD(__PWR_CMD) __PWR_CMD.cmd
#define GET_PWR_CFG_MASK(__PWR_CMD) __PWR_CMD.msk
#define GET_PWR_CFG_VALUE(__PWR_CMD) __PWR_CMD.value

-u8 rtl88eu_pwrseqcmdparsing(struct adapter *padapter, u8 cut_vers,
- struct wl_pwr_cfg pwrcfgCmd[]);
+u8 rtl88eu_pwrseqcmdparsing(struct adapter *padapter, struct wl_pwr_cfg pwrcfgCmd[]);

#endif
--
2.20.1