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From: Laurent Vivier <laurent@vivier.eu>
To: qemu-devel@nongnu.org
Cc: qemu-trivial@nongnu.org,
	"Richard Henderson" <richard.henderson@linaro.org>,
	"Philippe Mathieu-Daudé" <philmd@redhat.com>,
	"Laurent Vivier" <laurent@vivier.eu>
Subject: [PULL 2/9] hw/scsi/megasas: Simplify using the ldst API
Date: Tue, 18 Jan 2022 13:28:40 +0100	[thread overview]
Message-ID: <20220118122847.636461-3-laurent@vivier.eu> (raw)
In-Reply-To: <20220118122847.636461-1-laurent@vivier.eu>

From: Philippe Mathieu-Daudé <philmd@redhat.com>

This code is easier to review using the load/store API.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20211218111912.1499377-1-philmd@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
---
 hw/scsi/megasas.c | 17 +++--------------
 1 file changed, 3 insertions(+), 14 deletions(-)

diff --git a/hw/scsi/megasas.c b/hw/scsi/megasas.c
index dc9bbdb740e7..83c321ec208a 100644
--- a/hw/scsi/megasas.c
+++ b/hw/scsi/megasas.c
@@ -383,8 +383,7 @@ static int megasas_setup_inquiry(uint8_t *cdb, int pg, int len)
         cdb[1] = 0x1;
         cdb[2] = pg;
     }
-    cdb[3] = (len >> 8) & 0xff;
-    cdb[4] = (len & 0xff);
+    stw_be_p(&cdb[3], len);
     return len;
 }
 
@@ -400,18 +399,8 @@ static void megasas_encode_lba(uint8_t *cdb, uint64_t lba,
     } else {
         cdb[0] = READ_16;
     }
-    cdb[2] = (lba >> 56) & 0xff;
-    cdb[3] = (lba >> 48) & 0xff;
-    cdb[4] = (lba >> 40) & 0xff;
-    cdb[5] = (lba >> 32) & 0xff;
-    cdb[6] = (lba >> 24) & 0xff;
-    cdb[7] = (lba >> 16) & 0xff;
-    cdb[8] = (lba >> 8) & 0xff;
-    cdb[9] = (lba) & 0xff;
-    cdb[10] = (len >> 24) & 0xff;
-    cdb[11] = (len >> 16) & 0xff;
-    cdb[12] = (len >> 8) & 0xff;
-    cdb[13] = (len) & 0xff;
+    stq_be_p(&cdb[2], lba);
+    stl_be_p(&cdb[2 + 8], len);
 }
 
 /*
-- 
2.34.1



  parent reply	other threads:[~2022-01-18 12:57 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-18 12:28 [PULL 0/9] Trivial branch for 7.0 patches Laurent Vivier
2022-01-18 12:28 ` [PULL 1/9] hw/timer/etraxfs_timer: Add vmstate for ETRAX timers Laurent Vivier
2022-01-18 12:28 ` Laurent Vivier [this message]
2022-01-18 12:28 ` [PULL 3/9] qdev-core.h: Fix wrongly named reference to TYPE_SPLIT_IRQ Laurent Vivier
2022-01-18 12:28 ` [PULL 4/9] tests: Fix typo in check-help output Laurent Vivier
2022-01-18 12:28 ` [PULL 5/9] softmmu: Provide a clue as to why device tree loading failed Laurent Vivier
2022-01-18 12:28 ` [PULL 6/9] linux-user: Fix comment typo in arm cpu_loop code Laurent Vivier
2022-01-18 12:28 ` [PULL 7/9] linux-user: Rename user_force_sig tracepoint to match function name Laurent Vivier
2022-01-18 12:28 ` [PULL 8/9] linux-user: Return void from queue_signal() Laurent Vivier
2022-01-18 12:28 ` [PULL 9/9] linux-user: Remove MAX_SIGQUEUE_SIZE Laurent Vivier
2022-01-19 11:48 ` [PULL 0/9] Trivial branch for 7.0 patches Peter Maydell

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