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authorLinus Torvalds <torvalds@linux-foundation.org>2024-07-25 20:42:22 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2024-07-25 20:42:22 +0300
commitc2a96b7f187fb6a455836d4a6e113947ff11de97 (patch)
tree139dddcaffbf4fd9e9ee2e1ddce9ce3940f6eec7 /drivers/firmware
parentb2eed73360dffea91ea64e8f19330c950dd42ebb (diff)
parentb57d5ffc3ab507d0e19fc8b90b19c76af43fb790 (diff)
downloadlinux-c2a96b7f187fb6a455836d4a6e113947ff11de97.tar.xz
Merge tag 'driver-core-6.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
Pull driver core updates from Greg KH: "Here is the big set of driver core changes for 6.11-rc1. Lots of stuff in here, with not a huge diffstat, but apis are evolving which required lots of files to be touched. Highlights of the changes in here are: - platform remove callback api final fixups (Uwe took many releases to get here, finally!) - Rust bindings for basic firmware apis and initial driver-core interactions. It's not all that useful for a "write a whole driver in rust" type of thing, but the firmware bindings do help out the phy rust drivers, and the driver core bindings give a solid base on which others can start their work. There is still a long way to go here before we have a multitude of rust drivers being added, but it's a great first step. - driver core const api changes. This reached across all bus types, and there are some fix-ups for some not-common bus types that linux-next and 0-day testing shook out. This work is being done to help make the rust bindings more safe, as well as the C code, moving toward the end-goal of allowing us to put driver structures into read-only memory. We aren't there yet, but are getting closer. - minor devres cleanups and fixes found by code inspection - arch_topology minor changes - other minor driver core cleanups All of these have been in linux-next for a very long time with no reported problems" * tag 'driver-core-6.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (55 commits) ARM: sa1100: make match function take a const pointer sysfs/cpu: Make crash_hotplug attribute world-readable dio: Have dio_bus_match() callback take a const * zorro: make match function take a const pointer driver core: module: make module_[add|remove]_driver take a const * driver core: make driver_find_device() take a const * driver core: make driver_[create|remove]_file take a const * firmware_loader: fix soundness issue in `request_internal` firmware_loader: annotate doctests as `no_run` devres: Correct code style for functions that return a pointer type devres: Initialize an uninitialized struct member devres: Fix memory leakage caused by driver API devm_free_percpu() devres: Fix devm_krealloc() wasting memory driver core: platform: Switch to use kmemdup_array() driver core: have match() callback in struct bus_type take a const * MAINTAINERS: add Rust device abstractions to DRIVER CORE device: rust: improve safety comments MAINTAINERS: add Danilo as FIRMWARE LOADER maintainer MAINTAINERS: add Rust FW abstractions to FIRMWARE LOADER firmware: rust: improve safety comments ...
Diffstat (limited to 'drivers/firmware')
-rw-r--r--drivers/firmware/arm_ffa/bus.c2
-rw-r--r--drivers/firmware/arm_scmi/bus.c6
-rw-r--r--drivers/firmware/google/coreboot_table.c6
3 files changed, 7 insertions, 7 deletions
diff --git a/drivers/firmware/arm_ffa/bus.c b/drivers/firmware/arm_ffa/bus.c
index 0c83931485f6..eb17d03b66fe 100644
--- a/drivers/firmware/arm_ffa/bus.c
+++ b/drivers/firmware/arm_ffa/bus.c
@@ -19,7 +19,7 @@
static DEFINE_IDA(ffa_bus_id);
-static int ffa_device_match(struct device *dev, struct device_driver *drv)
+static int ffa_device_match(struct device *dev, const struct device_driver *drv)
{
const struct ffa_device_id *id_table;
struct ffa_device *ffa_dev;
diff --git a/drivers/firmware/arm_scmi/bus.c b/drivers/firmware/arm_scmi/bus.c
index 77c78be6e79c..96b2e5f9a8ef 100644
--- a/drivers/firmware/arm_scmi/bus.c
+++ b/drivers/firmware/arm_scmi/bus.c
@@ -207,7 +207,7 @@ scmi_protocol_table_unregister(const struct scmi_device_id *id_table)
}
static const struct scmi_device_id *
-scmi_dev_match_id(struct scmi_device *scmi_dev, struct scmi_driver *scmi_drv)
+scmi_dev_match_id(struct scmi_device *scmi_dev, const struct scmi_driver *scmi_drv)
{
const struct scmi_device_id *id = scmi_drv->id_table;
@@ -225,9 +225,9 @@ scmi_dev_match_id(struct scmi_device *scmi_dev, struct scmi_driver *scmi_drv)
return NULL;
}
-static int scmi_dev_match(struct device *dev, struct device_driver *drv)
+static int scmi_dev_match(struct device *dev, const struct device_driver *drv)
{
- struct scmi_driver *scmi_drv = to_scmi_driver(drv);
+ const struct scmi_driver *scmi_drv = to_scmi_driver(drv);
struct scmi_device *scmi_dev = to_scmi_dev(dev);
const struct scmi_device_id *id;
diff --git a/drivers/firmware/google/coreboot_table.c b/drivers/firmware/google/coreboot_table.c
index a4e3bbd556a3..208652a8087c 100644
--- a/drivers/firmware/google/coreboot_table.c
+++ b/drivers/firmware/google/coreboot_table.c
@@ -22,12 +22,12 @@
#include "coreboot_table.h"
#define CB_DEV(d) container_of(d, struct coreboot_device, dev)
-#define CB_DRV(d) container_of(d, struct coreboot_driver, drv)
+#define CB_DRV(d) container_of_const(d, struct coreboot_driver, drv)
-static int coreboot_bus_match(struct device *dev, struct device_driver *drv)
+static int coreboot_bus_match(struct device *dev, const struct device_driver *drv)
{
struct coreboot_device *device = CB_DEV(dev);
- struct coreboot_driver *driver = CB_DRV(drv);
+ const struct coreboot_driver *driver = CB_DRV(drv);
const struct coreboot_device_id *id;
if (!driver->id_table)