A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-28 10:41:38 -04:00
Code Issues Projects Releases Packages Wiki Activity

ssb: when needed, reject IM input while disabling device

Browse source 
Signed-off-by: Rafał Miłecki <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
This commit is contained in:
Rafał Miłecki 2011-02-17 01:50:50 +01:00 • committed by John W. Linville
commit b1a1bcf714
2 changed files with 17 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

16
drivers/ssb/main.c
View file

@ -1220,7 +1220,7 @@ static int ssb_wait_bits(struct ssb_device *dev, u16 reg, u32 bitmask,
void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags)
{
u32 reject;
u32 reject, val;
if (ssb_read32(dev, SSB_TMSLOW) & SSB_TMSLOW_RESET)
return;
@ -1229,12 +1229,26 @@ void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags)
ssb_write32(dev, SSB_TMSLOW, reject | SSB_TMSLOW_CLOCK);
ssb_wait_bits(dev, SSB_TMSLOW, reject, 1000, 1);
ssb_wait_bits(dev, SSB_TMSHIGH, SSB_TMSHIGH_BUSY, 1000, 0);
if (ssb_read32(dev, SSB_IDLOW) & SSB_IDLOW_INITIATOR) {
val = ssb_read32(dev, SSB_IMSTATE);
val |= SSB_IMSTATE_REJECT;
ssb_write32(dev, SSB_IMSTATE, val);
ssb_wait_bits(dev, SSB_IMSTATE, SSB_IMSTATE_BUSY, 1000, 0);
}
ssb_write32(dev, SSB_TMSLOW,
SSB_TMSLOW_FGC | SSB_TMSLOW_CLOCK |
reject | SSB_TMSLOW_RESET |
core_specific_flags);
ssb_flush_tmslow(dev);
if (ssb_read32(dev, SSB_IDLOW) & SSB_IDLOW_INITIATOR) {
val = ssb_read32(dev, SSB_IMSTATE);
val &= ~SSB_IMSTATE_REJECT;
ssb_write32(dev, SSB_IMSTATE, val);
}
ssb_write32(dev, SSB_TMSLOW,
reject | SSB_TMSLOW_RESET |
core_specific_flags);