original_kernel/drivers/misc
Klaus Doth 7a839dbab1 misc: rtsx: Add short delay after exit from ASPM
DMA transfers to and from the SD card stall for 10 seconds and run into
timeout on RTS5260 card readers after ASPM was enabled.

Adding a short msleep after disabling ASPM fixes the issue on several
Dell Precision 7530/7540 systems I tested.

This function is only called when waking up after the chip went into
power-save after not transferring data for a few seconds. The added
msleep does therefore not change anything in data transfer speed or
induce any excessive waiting while data transfers are running, or the
chip is sleeping. Only the transition from sleep to active is affected.

Signed-off-by: Klaus Doth <kdlnx@doth.eu>
Cc: stable <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/4434eaa7-2ee3-a560-faee-6cee63ebd6d4@doth.eu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-05-22 13:27:38 +02:00
..
altera-stapl
c2port
cardreader misc: rtsx: Add short delay after exit from ASPM 2020-05-22 13:27:38 +02:00
cb710
cxl
echo
eeprom
genwqe
habanalabs
ibmasm
lis3lv02d
lkdtm drivers/misc/lkdtm/bugs.c: add arithmetic overflow and array bounds checks 2020-04-07 10:43:44 -07:00
mei mei: release me_cl object reference 2020-05-15 16:32:19 +02:00
mic vhost: disable for OABI 2020-04-20 10:19:22 -04:00
ocxl
sgi-gru
sgi-xp
ti-st
uacce
vmw_vmci
Kconfig
Makefile
ad525x_dpot-i2c.c
ad525x_dpot-spi.c
ad525x_dpot.c
ad525x_dpot.h
apds990x.c
apds9802als.c
atmel-ssc.c
atmel_tclib.c
bh1770glc.c
cs5535-mfgpt.c
ds1682.c
dummy-irq.c
enclosure.c
fastrpc.c
hmc6352.c
hpilo.c
hpilo.h
ibmvmc.c
ibmvmc.h
ics932s401.c
isl29003.c
isl29020.c
kgdbts.c
lattice-ecp3-config.c
pch_phub.c
pci_endpoint_test.c
phantom.c
pti.c
pvpanic.c
qcom-coincell.c
sram-exec.c
sram.c
sram.h
tifm_7xx1.c
tifm_core.c
tsl2550.c
vexpress-syscfg.c
vmw_balloon.c
xilinx_sdfec.c