2023-08-10 16:05:51

by Richard Weinberger

[permalink] [raw]
Subject: [PATCH 5/7] scsi: fdomain: Switch to kmap_sg

Switch to our new helper from scatterlist lib.
No functional change, the mapped region is still used in atomic
context.

Signed-off-by: Richard Weinberger <[email protected]>
---
drivers/scsi/fdomain.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/scsi/fdomain.c b/drivers/scsi/fdomain.c
index 504c4e0c5d17a..5d58a9ec1c66a 100644
--- a/drivers/scsi/fdomain.c
+++ b/drivers/scsi/fdomain.c
@@ -223,15 +223,14 @@ static void fdomain_read_data(struct scsi_cmnd *cmd)

while ((len = inw(fd->base + REG_FIFO_COUNT)) > 0) {
offset = scsi_bufflen(cmd) - scsi_get_resid(cmd);
- virt = scsi_kmap_atomic_sg(scsi_sglist(cmd), scsi_sg_count(cmd),
- &offset, &len);
+ virt = kmap_sg(scsi_sglist(cmd), scsi_sg_count(cmd), &offset, &len);
ptr = virt + offset;
if (len & 1)
*ptr++ = inb(fd->base + REG_FIFO);
if (len > 1)
insw(fd->base + REG_FIFO, ptr, len >> 1);
scsi_set_resid(cmd, scsi_get_resid(cmd) - len);
- scsi_kunmap_atomic_sg(virt);
+ kunmap_sg(virt);
}
}

@@ -250,15 +249,14 @@ static void fdomain_write_data(struct scsi_cmnd *cmd)
if (len == 0)
break;
}
- virt = scsi_kmap_atomic_sg(scsi_sglist(cmd), scsi_sg_count(cmd),
- &offset, &len);
+ virt = kmap_sg(scsi_sglist(cmd), scsi_sg_count(cmd), &offset, &len);
ptr = virt + offset;
if (len & 1)
outb(*ptr++, fd->base + REG_FIFO);
if (len > 1)
outsw(fd->base + REG_FIFO, ptr, len >> 1);
scsi_set_resid(cmd, scsi_get_resid(cmd) - len);
- scsi_kunmap_atomic_sg(virt);
+ kunmap_sg(virt);
}
}

--
2.35.3