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[v2,15/18] fsi: i2cr: Replace open-coded parity calculation with parity64()

Message ID 20250301142409.2513835-16-visitorckw@gmail.com (mailing list archive)
State New
Headers show
Series Introduce and use generic parity16/32/64 helper | expand

Commit Message

Kuan-Wei Chiu March 1, 2025, 2:24 p.m. UTC 
Refactor parity calculations to use the standard parity64() helper.
This change eliminates redundant implementations and improves code
efficiency.

Co-developed-by: Yu-Chun Lin <eleanor15x@gmail.com>
Signed-off-by: Yu-Chun Lin <eleanor15x@gmail.com>
Signed-off-by: Kuan-Wei Chiu <visitorckw@gmail.com>
---
 drivers/fsi/fsi-master-i2cr.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)
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Patch

diff --git a/drivers/fsi/fsi-master-i2cr.c b/drivers/fsi/fsi-master-i2cr.c
index 8212b99ab2f9..8f558b7c6dbc 100644
--- a/drivers/fsi/fsi-master-i2cr.c
+++ b/drivers/fsi/fsi-master-i2cr.c
@@ -44,15 +44,9 @@  static bool i2cr_check_parity32(u32 v, bool parity)
 
 static bool i2cr_check_parity64(u64 v)
 {
-	u32 i;
 	bool parity = I2CR_INITIAL_PARITY;
 
-	for (i = 0; i < 64; ++i) {
-		if (v & (1llu << i))
-			parity = !parity;
-	}
-
-	return parity;
+	return parity ^ parity64(v);
 }
 
 static u32 i2cr_get_command(u32 address, bool parity)