aboutsummaryrefslogtreecommitdiff
path: root/drivers/char
diff options
context:
space:
mode:
authorLinus Torvalds2016-05-20 21:20:31 -0700
committerLinus Torvalds2016-05-20 21:20:31 -0700
commit5af2344013454640e0133bb62e8cf2e30190a472 (patch)
tree93495d1eb88d7498dac4747a3d28081c09a69a55 /drivers/char
parent19e36ad292ab24980db64a5ff17973d3118a8fb9 (diff)
parent725d0123dfff3d7b666cf57f5d29c50addfc99d3 (diff)
Merge tag 'char-misc-4.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
Pull char / misc driver updates from Greg KH: "Here's the big char and misc driver update for 4.7-rc1. Lots of different tiny driver subsystems have updates here with new drivers and functionality. Details in the shortlog. All have been in linux-next with no reported issues for a while" * tag 'char-misc-4.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (125 commits) mcb: Delete num_cells variable which is not required mcb: Fixed bar number assignment for the gdd mcb: Replace ioremap and request_region with the devm version mcb: Implement bus->dev.release callback mcb: export bus information via sysfs mcb: Correctly initialize the bus's device mei: bus: call mei_cl_read_start under device lock coresight: etb10: adjust read pointer only when needed coresight: configuring ETF in FIFO mode when acting as link coresight: tmc: implementing TMC-ETF AUX space API coresight: moving struct cs_buffers to header file coresight: tmc: keep track of memory width coresight: tmc: make sysFS and Perf mode mutually exclusive coresight: tmc: dump system memory content only when needed coresight: tmc: adding mode of operation for link/sinks coresight: tmc: getting rid of multiple read access coresight: tmc: allocating memory when needed coresight: tmc: making prepare/unprepare functions generic coresight: tmc: splitting driver in ETB/ETF and ETR components coresight: tmc: cleaning up header file ...
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/Kconfig4
-rw-r--r--drivers/char/xillybus/xillybus_of.c11
-rw-r--r--drivers/char/xillybus/xillybus_pcie.c10
3 files changed, 3 insertions, 22 deletions
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 3ec0766ed5e9..601f64fcc890 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -279,8 +279,7 @@ if RTC_LIB=n
config RTC
tristate "Enhanced Real Time Clock Support (legacy PC RTC driver)"
- depends on !PPC && !PARISC && !IA64 && !M68K && !SPARC && !FRV \
- && !ARM && !SUPERH && !S390 && !AVR32 && !BLACKFIN && !UML
+ depends on ALPHA || (MIPS && MACH_LOONGSON64) || MN10300
---help---
If you say Y here and create a character special file /dev/rtc with
major number 10 and minor number 135 using mknod ("man mknod"), you
@@ -585,7 +584,6 @@ config TELCLOCK
config DEVPORT
bool
- depends on !M68K
depends on ISA || PCI
default y
diff --git a/drivers/char/xillybus/xillybus_of.c b/drivers/char/xillybus/xillybus_of.c
index 781865084dc1..78a492f5acfb 100644
--- a/drivers/char/xillybus/xillybus_of.c
+++ b/drivers/char/xillybus/xillybus_of.c
@@ -81,7 +81,6 @@ static int xilly_map_single_of(struct xilly_endpoint *ep,
{
dma_addr_t addr;
struct xilly_mapping *this;
- int rc;
this = kzalloc(sizeof(*this), GFP_KERNEL);
if (!this)
@@ -101,15 +100,7 @@ static int xilly_map_single_of(struct xilly_endpoint *ep,
*ret_dma_handle = addr;
- rc = devm_add_action(ep->dev, xilly_of_unmap, this);
-
- if (rc) {
- dma_unmap_single(ep->dev, addr, size, direction);
- kfree(this);
- return rc;
- }
-
- return 0;
+ return devm_add_action_or_reset(ep->dev, xilly_of_unmap, this);
}
static struct xilly_endpoint_hardware of_hw = {
diff --git a/drivers/char/xillybus/xillybus_pcie.c b/drivers/char/xillybus/xillybus_pcie.c
index 9418300214e9..dff2d1538164 100644
--- a/drivers/char/xillybus/xillybus_pcie.c
+++ b/drivers/char/xillybus/xillybus_pcie.c
@@ -98,7 +98,6 @@ static int xilly_map_single_pci(struct xilly_endpoint *ep,
int pci_direction;
dma_addr_t addr;
struct xilly_mapping *this;
- int rc;
this = kzalloc(sizeof(*this), GFP_KERNEL);
if (!this)
@@ -120,14 +119,7 @@ static int xilly_map_single_pci(struct xilly_endpoint *ep,
*ret_dma_handle = addr;
- rc = devm_add_action(ep->dev, xilly_pci_unmap, this);
- if (rc) {
- pci_unmap_single(ep->pdev, addr, size, pci_direction);
- kfree(this);
- return rc;
- }
-
- return 0;
+ return devm_add_action_or_reset(ep->dev, xilly_pci_unmap, this);
}
static struct xilly_endpoint_hardware pci_hw = {