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misc: rtsx: Fix power down flow 

Fix and sort out rtsx driver power down flow

Signed-off-by: Ricky Wu <ricky_wu@realtek.com>
Link: https://lore.kernel.org/r/20200907100718.7672-1-ricky_wu@realtek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ricky Wu 2020-09-07 18:07:18 +08:00 committed by Greg Kroah-Hartman
parent bc28369c61
commit 0268eed10f
5 changed files with 18 additions and 51 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/misc/cardreader/rts5227.c
View File

@ -77,19 +77,6 @@ static void rts5227_fetch_vendor_settings(struct rtsx_pcr *pcr)
pcr->flags |= PCR_REVERSE_SOCKET;
}
static void rts5227_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
{
/* Set relink_time to 0 */
rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 1, 0xFF, 0);
rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 2, 0xFF, 0);
rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3, 0x01, 0);
if (pm_state == HOST_ENTER_S3)
rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x10, 0x10);
rtsx_pci_write_register(pcr, FPDCTL, 0x03, 0x03);
}
static int rts5227_extra_init_hw(struct rtsx_pcr *pcr)
{
u16 cap;
@ -239,7 +226,6 @@ static const struct pcr_ops rts5227_pcr_ops = {
.switch_output_voltage = rts5227_switch_output_voltage,
.cd_deglitch = NULL,
.conv_clk_and_div_n = NULL,
.force_power_down = rts5227_force_power_down,
};
/* SD Pull Control Enable:
@ -389,7 +375,6 @@ static const struct pcr_ops rts522a_pcr_ops = {
.switch_output_voltage = rts522a_switch_output_voltage,
.cd_deglitch = NULL,
.conv_clk_and_div_n = NULL,
.force_power_down = rts5227_force_power_down,
};
void rts522a_init_params(struct rtsx_pcr *pcr)

5
drivers/misc/cardreader/rts5228.c
View File

@ -99,9 +99,8 @@ static void rts5228_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3,
RELINK_TIME_MASK, 0);
if (pm_state == HOST_ENTER_S3)
rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3,
D3_DELINK_MODE_EN, D3_DELINK_MODE_EN);
rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3,
D3_DELINK_MODE_EN, D3_DELINK_MODE_EN);
rtsx_pci_write_register(pcr, FPDCTL,
SSC_POWER_DOWN, SSC_POWER_DOWN);

17
drivers/misc/cardreader/rts5249.c
View File

@ -78,20 +78,6 @@ static void rtsx_base_fetch_vendor_settings(struct rtsx_pcr *pcr)
pcr->flags |= PCR_REVERSE_SOCKET;
}
static void rtsx_base_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
{
/* Set relink_time to 0 */
rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 1, 0xFF, 0);
rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 2, 0xFF, 0);
rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3, 0x01, 0);
if (pm_state == HOST_ENTER_S3)
rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3,
D3_DELINK_MODE_EN, D3_DELINK_MODE_EN);
rtsx_pci_write_register(pcr, FPDCTL, 0x03, 0x03);
}
static void rts5249_init_from_cfg(struct rtsx_pcr *pcr)
{
struct pci_dev *pdev = pcr->pci;
@ -360,7 +346,6 @@ static const struct pcr_ops rts5249_pcr_ops = {
.card_power_on = rtsx_base_card_power_on,
.card_power_off = rtsx_base_card_power_off,
.switch_output_voltage = rtsx_base_switch_output_voltage,
.force_power_down = rtsx_base_force_power_down,
};
/* SD Pull Control Enable:
@ -585,7 +570,6 @@ static const struct pcr_ops rts524a_pcr_ops = {
.card_power_on = rtsx_base_card_power_on,
.card_power_off = rtsx_base_card_power_off,
.switch_output_voltage = rtsx_base_switch_output_voltage,
.force_power_down = rtsx_base_force_power_down,
.set_l1off_cfg_sub_d0 = rts5250_set_l1off_cfg_sub_d0,
};
@ -700,7 +684,6 @@ static const struct pcr_ops rts525a_pcr_ops = {
.card_power_on = rts525a_card_power_on,
.card_power_off = rtsx_base_card_power_off,
.switch_output_voltage = rts525a_switch_output_voltage,
.force_power_down = rtsx_base_force_power_down,
.set_l1off_cfg_sub_d0 = rts5250_set_l1off_cfg_sub_d0,
};

16
drivers/misc/cardreader/rts5260.c
View File

@ -87,21 +87,6 @@ static void rtsx_base_fetch_vendor_settings(struct rtsx_pcr *pcr)
pcr->flags |= PCR_REVERSE_SOCKET;
}
static void rtsx_base_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
{
/* Set relink_time to 0 */
rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 1, MASK_8_BIT_DEF, 0);
rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 2, MASK_8_BIT_DEF, 0);
rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3,
RELINK_TIME_MASK, 0);
if (pm_state == HOST_ENTER_S3)
rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3,
D3_DELINK_MODE_EN, D3_DELINK_MODE_EN);
rtsx_pci_write_register(pcr, FPDCTL, ALL_POWER_DOWN, ALL_POWER_DOWN);
}
static int rtsx_base_enable_auto_blink(struct rtsx_pcr *pcr)
{
return rtsx_pci_write_register(pcr, OLT_LED_CTL,
@ -620,7 +605,6 @@ static const struct pcr_ops rts5260_pcr_ops = {
.card_power_on = rts5260_card_power_on,
.card_power_off = rts5260_card_power_off,
.switch_output_voltage = rts5260_switch_output_voltage,
.force_power_down = rtsx_base_force_power_down,
.stop_cmd = rts5260_stop_cmd,
.set_l1off_cfg_sub_d0 = rts5260_set_l1off_cfg_sub_d0,
.enable_ocp = rts5260_enable_ocp,

16
drivers/misc/cardreader/rtsx_pcr.c
View File

@ -1096,6 +1096,20 @@ static void rtsx_pci_idle_work(struct work_struct *work)
mutex_unlock(&pcr->pcr_mutex);
}
static void rtsx_base_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
{
/* Set relink_time to 0 */
rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 1, MASK_8_BIT_DEF, 0);
rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 2, MASK_8_BIT_DEF, 0);
rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3,
RELINK_TIME_MASK, 0);
rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3,
D3_DELINK_MODE_EN, D3_DELINK_MODE_EN);
rtsx_pci_write_register(pcr, FPDCTL, ALL_POWER_DOWN, ALL_POWER_DOWN);
}
static void __maybe_unused rtsx_pci_power_off(struct rtsx_pcr *pcr, u8 pm_state)
{
if (pcr->ops->turn_off_led)
@ -1109,6 +1123,8 @@ static void __maybe_unused rtsx_pci_power_off(struct rtsx_pcr *pcr, u8 pm_state)
if (pcr->ops->force_power_down)
pcr->ops->force_power_down(pcr, pm_state);
else
rtsx_base_force_power_down(pcr, pm_state);
}
void rtsx_pci_enable_ocp(struct rtsx_pcr *pcr)