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authorLinus Torvalds <torvalds@linux-foundation.org>2022-03-28 22:27:35 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2022-03-28 22:27:35 +0300
commit02e2af20f4f9f2aa0c84e9a30a35c02f0fbb7daa (patch)
treed126449a7d2ea2270627183f7cebd726fbe56a9d /drivers/misc/cardreader/rts5261.c
parentff61bc81b3feebcef4d0431a92e2e40e8d4fe8b3 (diff)
parent37fd83916da2e4cae03d350015c82a67b1b334c4 (diff)
downloadlinux-02e2af20f4f9f2aa0c84e9a30a35c02f0fbb7daa.tar.xz
Merge tag 'char-misc-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
Pull char/misc and other driver updates from Greg KH: "Here is the big set of char/misc and other small driver subsystem updates for 5.18-rc1. Included in here are merges from driver subsystems which contain: - iio driver updates and new drivers - fsi driver updates - fpga driver updates - habanalabs driver updates and support for new hardware - soundwire driver updates and new drivers - phy driver updates and new drivers - coresight driver updates - icc driver updates Individual changes include: - mei driver updates - interconnect driver updates - new PECI driver subsystem added - vmci driver updates - lots of tiny misc/char driver updates All of these have been in linux-next for a while with no reported problems" * tag 'char-misc-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (556 commits) firmware: google: Properly state IOMEM dependency kgdbts: fix return value of __setup handler firmware: sysfb: fix platform-device leak in error path firmware: stratix10-svc: add missing callback parameter on RSU arm64: dts: qcom: add non-secure domain property to fastrpc nodes misc: fastrpc: Add dma handle implementation misc: fastrpc: Add fdlist implementation misc: fastrpc: Add helper function to get list and page misc: fastrpc: Add support to secure memory map dt-bindings: misc: add fastrpc domain vmid property misc: fastrpc: check before loading process to the DSP misc: fastrpc: add secure domain support dt-bindings: misc: add property to support non-secure DSP misc: fastrpc: Add support to get DSP capabilities misc: fastrpc: add support for FASTRPC_IOCTL_MEM_MAP/UNMAP misc: fastrpc: separate fastrpc device from channel context dt-bindings: nvmem: brcm,nvram: add basic NVMEM cells dt-bindings: nvmem: make "reg" property optional nvmem: brcm_nvram: parse NVRAM content into NVMEM cells nvmem: dt-bindings: Fix the error of dt-bindings check ...
Diffstat (limited to 'drivers/misc/cardreader/rts5261.c')
-rw-r--r--drivers/misc/cardreader/rts5261.c35
1 files changed, 31 insertions, 4 deletions
diff --git a/drivers/misc/cardreader/rts5261.c b/drivers/misc/cardreader/rts5261.c
index 1fd4e0e50730..a77585ab0f30 100644
--- a/drivers/misc/cardreader/rts5261.c
+++ b/drivers/misc/cardreader/rts5261.c
@@ -91,7 +91,7 @@ static void rtsx5261_fetch_vendor_settings(struct rtsx_pcr *pcr)
pcr->sd30_drive_sel_3v3 = rts5261_reg_to_sd30_drive_sel_3v3(reg);
}
-static void rts5261_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
+static void rts5261_force_power_down(struct rtsx_pcr *pcr, u8 pm_state, bool runtime)
{
/* Set relink_time to 0 */
rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 1, MASK_8_BIT_DEF, 0);
@@ -103,6 +103,24 @@ static void rts5261_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3,
D3_DELINK_MODE_EN, D3_DELINK_MODE_EN);
+ if (!runtime) {
+ rtsx_pci_write_register(pcr, RTS5261_AUTOLOAD_CFG1,
+ CD_RESUME_EN_MASK, 0);
+ rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x01, 0x00);
+ rtsx_pci_write_register(pcr, RTS5261_REG_PME_FORCE_CTL,
+ FORCE_PM_CONTROL | FORCE_PM_VALUE, FORCE_PM_CONTROL);
+
+ } else {
+ rtsx_pci_write_register(pcr, RTS5261_REG_PME_FORCE_CTL,
+ FORCE_PM_CONTROL | FORCE_PM_VALUE, 0);
+
+ rtsx_pci_write_register(pcr, RTS5261_FW_CTL,
+ RTS5261_INFORM_RTD3_COLD, RTS5261_INFORM_RTD3_COLD);
+ rtsx_pci_write_register(pcr, RTS5261_AUTOLOAD_CFG4,
+ RTS5261_FORCE_PRSNT_LOW, RTS5261_FORCE_PRSNT_LOW);
+
+ }
+
rtsx_pci_write_register(pcr, RTS5261_REG_FPDCTL,
SSC_POWER_DOWN, SSC_POWER_DOWN);
}
@@ -536,9 +554,18 @@ static int rts5261_extra_init_hw(struct rtsx_pcr *pcr)
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,
- FORCE_PM_CONTROL | FORCE_PM_VALUE, FORCE_PM_CONTROL);
+
+ if (pcr->rtd3_en) {
+ rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x01, 0x01);
+ rtsx_pci_write_register(pcr, RTS5261_REG_PME_FORCE_CTL,
+ FORCE_PM_CONTROL | FORCE_PM_VALUE,
+ FORCE_PM_CONTROL | FORCE_PM_VALUE);
+ } else {
+ rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x01, 0x00);
+ rtsx_pci_write_register(pcr, RTS5261_REG_PME_FORCE_CTL,
+ FORCE_PM_CONTROL | FORCE_PM_VALUE, FORCE_PM_CONTROL);
+ }
+ rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, D3_DELINK_MODE_EN, 0x00);
/* Clear Enter RTD3_cold Information*/
rtsx_pci_write_register(pcr, RTS5261_FW_CTL,