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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-08-13 12:41:58 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-08-13 12:41:58 -0700 |
| commit | ce7ba95cf078337c9921b301a7e4b9e82561db38 (patch) | |
| tree | 3c888fee60a931ca658218adc58bc12df4864c37 | |
| parent | 438630ef5b3c8755d642b6ca3bc10625ab0af79b (diff) | |
| parent | 1cd65d17612e8b64989f7af20213d4bb7a7f4d91 (diff) | |
| download | linux-oxnas-ce7ba95cf078337c9921b301a7e4b9e82561db38.tar.gz | |
Merge tag 'char-misc-4.13-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
Pull char/misc fixes from Greg KH:
"Here are two patches for 4.13-rc5.
One is a fix for a reported thunderbolt issue, and the other a fix for
an MEI driver issue. Both have been in linux-next with no reported
issues"
* tag 'char-misc-4.13-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
thunderbolt: Do not enumerate more ports from DROM than the controller has
mei: exclude device from suspend direct complete optimization
| -rw-r--r-- | drivers/misc/mei/pci-me.c | 6 | ||||
| -rw-r--r-- | drivers/misc/mei/pci-txe.c | 6 | ||||
| -rw-r--r-- | drivers/thunderbolt/eeprom.c | 9 |
3 files changed, 21 insertions, 0 deletions
diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c index 8621a198a2ce3e..bac33311f55a6d 100644 --- a/drivers/misc/mei/pci-me.c +++ b/drivers/misc/mei/pci-me.c @@ -216,6 +216,12 @@ static int mei_me_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pci_set_drvdata(pdev, dev); /* + * MEI requires to resume from runtime suspend mode + * in order to perform link reset flow upon system suspend. + */ + pdev->dev_flags |= PCI_DEV_FLAGS_NEEDS_RESUME; + + /* * For not wake-able HW runtime pm framework * can't be used on pci device level. * Use domain runtime pm callbacks instead. diff --git a/drivers/misc/mei/pci-txe.c b/drivers/misc/mei/pci-txe.c index f811cd52446852..e38a5f14437345 100644 --- a/drivers/misc/mei/pci-txe.c +++ b/drivers/misc/mei/pci-txe.c @@ -138,6 +138,12 @@ static int mei_txe_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pci_set_drvdata(pdev, dev); /* + * MEI requires to resume from runtime suspend mode + * in order to perform link reset flow upon system suspend. + */ + pdev->dev_flags |= PCI_DEV_FLAGS_NEEDS_RESUME; + + /* * For not wake-able HW runtime pm framework * can't be used on pci device level. * Use domain runtime pm callbacks instead. diff --git a/drivers/thunderbolt/eeprom.c b/drivers/thunderbolt/eeprom.c index 308b6e17c88aac..fe2f00ceafc5d7 100644 --- a/drivers/thunderbolt/eeprom.c +++ b/drivers/thunderbolt/eeprom.c @@ -333,6 +333,15 @@ static int tb_drom_parse_entry_port(struct tb_switch *sw, int res; enum tb_port_type type; + /* + * Some DROMs list more ports than the controller actually has + * so we skip those but allow the parser to continue. + */ + if (header->index > sw->config.max_port_number) { + dev_info_once(&sw->dev, "ignoring unnecessary extra entries in DROM\n"); + return 0; + } + port = &sw->ports[header->index]; port->disabled = header->port_disabled; if (port->disabled) |