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WSL2-Linux-Kernel
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misc: rtsx: judge ASPM Mode to set PETXCFG Reg 

commit 101bd907b4 upstream.

ASPM Mode is ASPM_MODE_CFG need to judge the value of clkreq_0
to set HIGH or LOW, if the ASPM Mode is ASPM_MODE_REG
always set to HIGH during the initialization.

Cc: stable@vger.kernel.org
Signed-off-by: Ricky Wu <ricky_wu@realtek.com>
Link: https://lore.kernel.org/r/52906c6836374c8cb068225954c5543a@realtek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ricky WU 2023-07-25 09:10:54 +00:00 коммит произвёл Greg Kroah-Hartman
Родитель 03eebad962
Коммит 945e1b3c36
6 изменённых файлов: 6 добавлений и 58 удалений
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2
drivers/misc/cardreader/rts5227.c
Просмотреть файл

@ -171,7 +171,7 @@ static int rts5227_extra_init_hw(struct rtsx_pcr *pcr)
else
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0x30, 0x00);
if (option->force_clkreq_0)
if (option->force_clkreq_0 && pcr->aspm_mode == ASPM_MODE_CFG)
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG,
FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_LOW);
else

18
drivers/misc/cardreader/rts5228.c
Просмотреть файл

@ -427,17 +427,10 @@ static void rts5228_init_from_cfg(struct rtsx_pcr *pcr)
option->ltr_enabled = false;
}
}
if (rtsx_check_dev_flag(pcr, ASPM_L1_1_EN | ASPM_L1_2_EN
| PM_L1_1_EN | PM_L1_2_EN))
option->force_clkreq_0 = false;
else
option->force_clkreq_0 = true;
}
static int rts5228_extra_init_hw(struct rtsx_pcr *pcr)
{
struct rtsx_cr_option *option = &pcr->option;
rtsx_pci_write_register(pcr, RTS5228_AUTOLOAD_CFG1,
CD_RESUME_EN_MASK, CD_RESUME_EN_MASK);
@ -468,17 +461,6 @@ static int rts5228_extra_init_hw(struct rtsx_pcr *pcr)
else
rtsx_pci_write_register(pcr, PETXCFG, 0x30, 0x00);
/*
* If u_force_clkreq_0 is enabled, CLKREQ# PIN will be forced
* to drive low, and we forcibly request clock.
*/
if (option->force_clkreq_0)
rtsx_pci_write_register(pcr, PETXCFG,
FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_LOW);
else
rtsx_pci_write_register(pcr, PETXCFG,
FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_HIGH);
rtsx_pci_write_register(pcr, PWD_SUSPEND_EN, 0xFF, 0xFB);
rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x10, 0x00);
rtsx_pci_write_register(pcr, RTS5228_REG_PME_FORCE_CTL,

3
drivers/misc/cardreader/rts5249.c
Просмотреть файл

@ -302,12 +302,11 @@ static int rts5249_extra_init_hw(struct rtsx_pcr *pcr)
}
}
/*
* If u_force_clkreq_0 is enabled, CLKREQ# PIN will be forced
* to drive low, and we forcibly request clock.
*/
if (option->force_clkreq_0)
if (option->force_clkreq_0 && pcr->aspm_mode == ASPM_MODE_CFG)
rtsx_pci_write_register(pcr, PETXCFG,
FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_LOW);
else

18
drivers/misc/cardreader/rts5260.c
Просмотреть файл

@ -517,17 +517,10 @@ static void rts5260_init_from_cfg(struct rtsx_pcr *pcr)
option->ltr_enabled = false;
}
}
if (rtsx_check_dev_flag(pcr, ASPM_L1_1_EN | ASPM_L1_2_EN
| PM_L1_1_EN | PM_L1_2_EN))
option->force_clkreq_0 = false;
else
option->force_clkreq_0 = true;
}
static int rts5260_extra_init_hw(struct rtsx_pcr *pcr)
{
struct rtsx_cr_option *option = &pcr->option;
/* Set mcu_cnt to 7 to ensure data can be sampled properly */
rtsx_pci_write_register(pcr, 0xFC03, 0x7F, 0x07);
@ -546,17 +539,6 @@ static int rts5260_extra_init_hw(struct rtsx_pcr *pcr)
rts5260_init_hw(pcr);
/*
* If u_force_clkreq_0 is enabled, CLKREQ# PIN will be forced
* to drive low, and we forcibly request clock.
*/
if (option->force_clkreq_0)
rtsx_pci_write_register(pcr, PETXCFG,
FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_LOW);
else
rtsx_pci_write_register(pcr, PETXCFG,
FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_HIGH);
rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x10, 0x00);
return 0;

18
drivers/misc/cardreader/rts5261.c
Просмотреть файл

@ -468,17 +468,10 @@ static void rts5261_init_from_cfg(struct rtsx_pcr *pcr)
option->ltr_enabled = false;
}
}
if (rtsx_check_dev_flag(pcr, ASPM_L1_1_EN | ASPM_L1_2_EN
| PM_L1_1_EN | PM_L1_2_EN))
option->force_clkreq_0 = false;
else
option->force_clkreq_0 = true;
}
static int rts5261_extra_init_hw(struct rtsx_pcr *pcr)
{
struct rtsx_cr_option *option = &pcr->option;
u32 val;
rtsx_pci_write_register(pcr, RTS5261_AUTOLOAD_CFG1,
@ -524,17 +517,6 @@ static int rts5261_extra_init_hw(struct rtsx_pcr *pcr)
else
rtsx_pci_write_register(pcr, PETXCFG, 0x30, 0x00);
/*
* If u_force_clkreq_0 is enabled, CLKREQ# PIN will be forced
* to drive low, and we forcibly request clock.
*/
if (option->force_clkreq_0)
rtsx_pci_write_register(pcr, PETXCFG,
FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_LOW);
else
rtsx_pci_write_register(pcr, PETXCFG,
FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_HIGH);
rtsx_pci_write_register(pcr, PWD_SUSPEND_EN, 0xFF, 0xFB);
rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x10, 0x00);
rtsx_pci_write_register(pcr, RTS5261_REG_PME_FORCE_CTL,

5
drivers/misc/cardreader/rtsx_pcr.c
Просмотреть файл

@ -1400,8 +1400,11 @@ static int rtsx_pci_init_hw(struct rtsx_pcr *pcr)
return err;
}
if (pcr->aspm_mode == ASPM_MODE_REG)
if (pcr->aspm_mode == ASPM_MODE_REG) {
rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, 0x30, 0x30);
rtsx_pci_write_register(pcr, PETXCFG,
FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_HIGH);
}
/* No CD interrupt if probing driver with card inserted.
* So we need to initialize pcr->card_exist here.