Merge branch 'main' into i2c-pull-down-fix

3 files changed, 19 insertions, 10 deletions

diff --git a/embassy-stm32/CHANGELOG.md b/embassy-stm32/CHANGELOG.md
index 26b643aa0..301c20055 100644
--- a/embassy-stm32/CHANGELOG.md
+++ b/embassy-stm32/CHANGELOG.md
@@ -8,8 +8,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 <!-- next-header -->
 ## Unreleased - ReleaseDate
 
-- fix: Fix vrefbuf building with log feature
 - fix: stm32/i2c: pull-down was enabled instead of pull-none when no internal pull-up was needed.
+- feat: Improve blocking hash speed
+- fix: Fix vrefbuf building with log feature
+- fix: Fix performing a hash after performing a hmac
+- chore: Updated stm32-metapac and stm32-data dependencies
 
 ## 0.3.0 - 2025-08-12
 
diff --git a/embassy-stm32/Cargo.toml b/embassy-stm32/Cargo.toml
index 691ce3b90..45b351acf 100644
--- a/embassy-stm32/Cargo.toml
+++ b/embassy-stm32/Cargo.toml
@@ -80,8 +80,8 @@ cortex-m = "0.7.6"
 futures-util = { version = "0.3.30", default-features = false }
 sdio-host = "0.9.0"
 critical-section = "1.1"
-stm32-metapac = { version = "17" }
-# stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-9941f338734a2e6c1652267f64b13f7b35d8c9db" }
+# stm32-metapac = { version = "17" }
+stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-ecb93d42a6cbcd9e09cab74873908a2ca22327f7" }
 
 vcell = "0.1.3"
 nb = "1.0.0"
@@ -109,8 +109,8 @@ proptest-state-machine = "0.3.0"
 proc-macro2 = "1.0.36"
 quote = "1.0.15"
 
-stm32-metapac = { version = "17", default-features = false, features = ["metadata"]}
-#stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-9941f338734a2e6c1652267f64b13f7b35d8c9db", default-features = false, features = ["metadata"] }
+# stm32-metapac = { version = "17", default-features = false, features = ["metadata"]}
+stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-ecb93d42a6cbcd9e09cab74873908a2ca22327f7", default-features = false, features = ["metadata"] }
 
 [features]
 default = ["rt"]
diff --git a/embassy-stm32/src/hash/mod.rs b/embassy-stm32/src/hash/mod.rs
index e62151bb5..90c06c0d8 100644
--- a/embassy-stm32/src/hash/mod.rs
+++ b/embassy-stm32/src/hash/mod.rs
@@ -198,6 +198,8 @@ impl<'d, T: Instance, M: Mode> Hash<'d, T, M> {
             if key.len() > 64 {
                 T::regs().cr().modify(|w| w.set_lkey(true));
             }
+        } else {
+            T::regs().cr().modify(|w| w.set_mode(false));
         }
 
         T::regs().cr().modify(|w| w.set_init(true));
@@ -351,13 +353,17 @@ impl<'d, T: Instance, M: Mode> Hash<'d, T, M> {
         let num_valid_bits: u8 = (8 * (input.len() % 4)) as u8;
         T::regs().str().modify(|w| w.set_nblw(num_valid_bits));
 
-        let mut i = 0;
-        while i < input.len() {
+        let mut chunks = input.chunks_exact(4);
+        for chunk in &mut chunks {
+            T::regs()
+                .din()
+                .write_value(u32::from_ne_bytes(chunk.try_into().unwrap()));
+        }
+        let rem = chunks.remainder();
+        if !rem.is_empty() {
             let mut word: [u8; 4] = [0; 4];
-            let copy_idx = min(i + 4, input.len());
-            word[0..copy_idx - i].copy_from_slice(&input[i..copy_idx]);
+            word[0..rem.len()].copy_from_slice(rem);
             T::regs().din().write_value(u32::from_ne_bytes(word));
-            i += 4;
         }
     }