Merge tag 'v7.2-rc7' into driver-core-next

We need the driver-core fixes in here as well to build on top of.

Signed-off-by: Danilo Krummrich <dakr@kernel.org>

5 files changed, 25 insertions, 17 deletions

diff --git a/rust/kernel/device.rs b/rust/kernel/device.rs
index 82e46b37e814..2291d85b6849 100644
--- a/rust/kernel/device.rs
+++ b/rust/kernel/device.rs
@@ -739,9 +739,7 @@ macro_rules! impl_device_context_into_aref {
 #[macro_export]
 macro_rules! dev_printk {
     ($method:ident, $dev:expr, $($f:tt)*) => {
-        {
-            $crate::device::Device::$method($dev.as_ref(), $crate::prelude::fmt!($($f)*))
-        }
+        $crate::device::Device::$method($dev.as_ref(), $crate::prelude::fmt!($($f)*))
     }
 }
 
@@ -768,7 +766,7 @@ macro_rules! dev_printk {
 /// ```
 #[macro_export]
 macro_rules! dev_emerg {
-    ($($f:tt)*) => { $crate::dev_printk!(pr_emerg, $($f)*); }
+    ($($f:tt)*) => { $crate::dev_printk!(pr_emerg, $($f)*) }
 }
 
 /// Prints an alert-level message (level 1) prefixed with device information.
@@ -794,7 +792,7 @@ macro_rules! dev_emerg {
 /// ```
 #[macro_export]
 macro_rules! dev_alert {
-    ($($f:tt)*) => { $crate::dev_printk!(pr_alert, $($f)*); }
+    ($($f:tt)*) => { $crate::dev_printk!(pr_alert, $($f)*) }
 }
 
 /// Prints a critical-level message (level 2) prefixed with device information.
@@ -820,7 +818,7 @@ macro_rules! dev_alert {
 /// ```
 #[macro_export]
 macro_rules! dev_crit {
-    ($($f:tt)*) => { $crate::dev_printk!(pr_crit, $($f)*); }
+    ($($f:tt)*) => { $crate::dev_printk!(pr_crit, $($f)*) }
 }
 
 /// Prints an error-level message (level 3) prefixed with device information.
@@ -846,7 +844,7 @@ macro_rules! dev_crit {
 /// ```
 #[macro_export]
 macro_rules! dev_err {
-    ($($f:tt)*) => { $crate::dev_printk!(pr_err, $($f)*); }
+    ($($f:tt)*) => { $crate::dev_printk!(pr_err, $($f)*) }
 }
 
 /// Prints a warning-level message (level 4) prefixed with device information.
@@ -872,7 +870,7 @@ macro_rules! dev_err {
 /// ```
 #[macro_export]
 macro_rules! dev_warn {
-    ($($f:tt)*) => { $crate::dev_printk!(pr_warn, $($f)*); }
+    ($($f:tt)*) => { $crate::dev_printk!(pr_warn, $($f)*) }
 }
 
 /// Prints a notice-level message (level 5) prefixed with device information.
@@ -898,7 +896,7 @@ macro_rules! dev_warn {
 /// ```
 #[macro_export]
 macro_rules! dev_notice {
-    ($($f:tt)*) => { $crate::dev_printk!(pr_notice, $($f)*); }
+    ($($f:tt)*) => { $crate::dev_printk!(pr_notice, $($f)*) }
 }
 
 /// Prints an info-level message (level 6) prefixed with device information.
@@ -924,7 +922,7 @@ macro_rules! dev_notice {
 /// ```
 #[macro_export]
 macro_rules! dev_info {
-    ($($f:tt)*) => { $crate::dev_printk!(pr_info, $($f)*); }
+    ($($f:tt)*) => { $crate::dev_printk!(pr_info, $($f)*) }
 }
 
 /// Prints a debug-level message (level 7) prefixed with device information.
@@ -950,5 +948,5 @@ macro_rules! dev_info {
 /// ```
 #[macro_export]
 macro_rules! dev_dbg {
-    ($($f:tt)*) => { $crate::dev_printk!(pr_dbg, $($f)*); }
+    ($($f:tt)*) => { $crate::dev_printk!(pr_dbg, $($f)*) }
 }
diff --git a/rust/kernel/devres.rs b/rust/kernel/devres.rs
index aecc8906de2c..d2924aaae008 100644
--- a/rust/kernel/devres.rs
+++ b/rust/kernel/devres.rs
@@ -68,6 +68,7 @@ struct Inner<T> {
 /// # Examples
 ///
 /// ```no_run
+/// # #![cfg(CONFIG_HAS_IOMEM)]
 /// use kernel::{
 ///     bindings,
 ///     device::{
diff --git a/rust/kernel/io.rs b/rust/kernel/io.rs
index a38c20ba3d23..5ce9fd129068 100644
--- a/rust/kernel/io.rs
+++ b/rust/kernel/io.rs
@@ -18,6 +18,7 @@ use crate::{
     }, //
 };
 
+#[cfg(CONFIG_HAS_IOMEM)]
 pub mod mem;
 pub mod poll;
 pub mod register;
diff --git a/rust/kernel/platform.rs b/rust/kernel/platform.rs
index 45204e51cdef..f48b7a226a1b 100644
--- a/rust/kernel/platform.rs
+++ b/rust/kernel/platform.rs
@@ -17,10 +17,7 @@ use crate::{
         from_result,
         to_result, //
     },
-    io::{
-        mem::IoRequest,
-        Resource, //
-    },
+    io::Resource,
     irq::{
         self,
         IrqRequest, //
@@ -31,6 +28,9 @@ use crate::{
     ThisModule, //
 };
 
+#[cfg(CONFIG_HAS_IOMEM)]
+use crate::io::mem::IoRequest;
+
 use core::{
     marker::PhantomData,
     mem::offset_of,
@@ -306,6 +306,7 @@ impl<Ctx: device::DeviceContext> Device<Ctx> {
     }
 }
 
+#[cfg(CONFIG_HAS_IOMEM)]
 impl Device<Bound> {
     /// Returns an `IoRequest` for the resource at `index`, if any.
     pub fn io_request_by_index(&self, index: u32) -> Option<IoRequest<'_>> {
diff --git a/rust/kernel/time.rs b/rust/kernel/time.rs
index 363e93cbb139..b8463823aed9 100644
--- a/rust/kernel/time.rs
+++ b/rust/kernel/time.rs
@@ -441,15 +441,22 @@ impl Delta {
     /// to the value in the [`Delta`].
     #[inline]
     pub fn as_micros_ceil(self) -> i64 {
+        let n = self.as_nanos();
+        let n = if n >= 0 {
+            n.saturating_add(NSEC_PER_USEC - 1)
+        } else {
+            n
+        };
+
         #[cfg(CONFIG_64BIT)]
         {
-            self.as_nanos().saturating_add(NSEC_PER_USEC - 1) / NSEC_PER_USEC
+            n / NSEC_PER_USEC
         }
 
         #[cfg(not(CONFIG_64BIT))]
         // SAFETY: It is always safe to call `ktime_to_us()` with any value.
         unsafe {
-            bindings::ktime_to_us(self.as_nanos().saturating_add(NSEC_PER_USEC - 1))
+            bindings::ktime_to_us(n)
         }
     }