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authorChristoph Hellwig <hch@lst.de>2018-11-09 14:48:57 +0100
committerJens Axboe <axboe@kernel.dk>2018-11-09 08:39:21 -0700
commit449a15d9e49a566a38481e51a21360c7d91a9c77 (patch)
tree396f3a7617f5f0df43abef80d5a376f4316e3e6a /drivers/block
parent81e66174ab0aad0bfb3d69abb334b0402fb25df4 (diff)
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mtip32xx: remove __force_bit2int
There is no good excuse not to use proper __le16/32 types. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/mtip32xx/mtip32xx.c33
-rw-r--r--drivers/block/mtip32xx/mtip32xx.h28
2 files changed, 26 insertions, 35 deletions
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index d5277bba0c02..9245c325fe3c 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -181,9 +181,9 @@ static void mtip_init_cmd_header(struct request *rq)
(sizeof(struct mtip_cmd_hdr) * rq->tag);
if (test_bit(MTIP_PF_HOST_CAP_64, &dd->port->flags))
- cmd->command_header->ctbau = __force_bit2int cpu_to_le32((cmd->command_dma >> 16) >> 16);
+ cmd->command_header->ctbau = cpu_to_le32((cmd->command_dma >> 16) >> 16);
- cmd->command_header->ctba = __force_bit2int cpu_to_le32(cmd->command_dma & 0xFFFFFFFF);
+ cmd->command_header->ctba = cpu_to_le32(cmd->command_dma & 0xFFFFFFFF);
}
static struct mtip_cmd *mtip_get_int_command(struct driver_data *dd)
@@ -1459,8 +1459,8 @@ static blk_status_t mtip_send_trim(struct driver_data *dd, unsigned int lba,
tlen = (sect_left >= MTIP_MAX_TRIM_ENTRY_LEN ?
MTIP_MAX_TRIM_ENTRY_LEN :
sect_left);
- buf[i].lba = __force_bit2int cpu_to_le32(tlba);
- buf[i].range = __force_bit2int cpu_to_le16(tlen);
+ buf[i].lba = cpu_to_le32(tlba);
+ buf[i].range = cpu_to_le16(tlen);
tlba += tlen;
sect_left -= tlen;
}
@@ -1590,11 +1590,9 @@ static inline void fill_command_sg(struct driver_data *dd,
if (dma_len > 0x400000)
dev_err(&dd->pdev->dev,
"DMA segment length truncated\n");
- command_sg->info = __force_bit2int
- cpu_to_le32((dma_len-1) & 0x3FFFFF);
- command_sg->dba = __force_bit2int
- cpu_to_le32(sg_dma_address(sg));
- command_sg->dba_upper = __force_bit2int
+ command_sg->info = cpu_to_le32((dma_len-1) & 0x3FFFFF);
+ command_sg->dba = cpu_to_le32(sg_dma_address(sg));
+ command_sg->dba_upper =
cpu_to_le32((sg_dma_address(sg) >> 16) >> 16);
command_sg++;
sg++;
@@ -2231,8 +2229,7 @@ static void mtip_hw_submit_io(struct driver_data *dd, struct request *rq,
/* Populate the command header */
command->command_header->opts =
- __force_bit2int cpu_to_le32(
- (nents << 16) | 5 | AHCI_CMD_PREFETCH);
+ cpu_to_le32((nents << 16) | 5 | AHCI_CMD_PREFETCH);
command->command_header->byte_count = 0;
command->direction = dma_dir;
@@ -3586,20 +3583,16 @@ static blk_status_t mtip_issue_reserved_cmd(struct blk_mq_hw_ctx *hctx,
return BLK_STS_RESOURCE;
/* Populate the SG list */
- cmd->command_header->opts =
- __force_bit2int cpu_to_le32(icmd->opts | icmd->fis_len);
+ cmd->command_header->opts = cpu_to_le32(icmd->opts | icmd->fis_len);
if (icmd->buf_len) {
command_sg = cmd->command + AHCI_CMD_TBL_HDR_SZ;
- command_sg->info =
- __force_bit2int cpu_to_le32((icmd->buf_len-1) & 0x3FFFFF);
- command_sg->dba =
- __force_bit2int cpu_to_le32(icmd->buffer & 0xFFFFFFFF);
+ command_sg->info = cpu_to_le32((icmd->buf_len-1) & 0x3FFFFF);
+ command_sg->dba = cpu_to_le32(icmd->buffer & 0xFFFFFFFF);
command_sg->dba_upper =
- __force_bit2int cpu_to_le32((icmd->buffer >> 16) >> 16);
+ cpu_to_le32((icmd->buffer >> 16) >> 16);
- cmd->command_header->opts |=
- __force_bit2int cpu_to_le32((1 << 16));
+ cmd->command_header->opts |= cpu_to_le32((1 << 16));
}
/* Populate the command header */
diff --git a/drivers/block/mtip32xx/mtip32xx.h b/drivers/block/mtip32xx/mtip32xx.h
index e20e55dab443..0aa1ea210822 100644
--- a/drivers/block/mtip32xx/mtip32xx.h
+++ b/drivers/block/mtip32xx/mtip32xx.h
@@ -126,8 +126,6 @@
#define MTIP_DFS_MAX_BUF_SIZE 1024
-#define __force_bit2int (unsigned int __force)
-
enum {
/* below are bit numbers in 'flags' defined in mtip_port */
MTIP_PF_IC_ACTIVE_BIT = 0, /* pio/ioctl */
@@ -200,9 +198,9 @@ struct mtip_work {
#define MTIP_MAX_TRIM_ENTRY_LEN 0xfff8
struct mtip_trim_entry {
- u32 lba; /* starting lba of region */
- u16 rsvd; /* unused */
- u16 range; /* # of 512b blocks to trim */
+ __le32 lba; /* starting lba of region */
+ __le16 rsvd; /* unused */
+ __le16 range; /* # of 512b blocks to trim */
} __packed;
struct mtip_trim {
@@ -278,24 +276,24 @@ struct mtip_cmd_hdr {
* - Bit 5 Unused in this implementation.
* - Bits 4:0 Length of the command FIS in DWords (DWord = 4 bytes).
*/
- unsigned int opts;
+ __le32 opts;
/* This field is unsed when using NCQ. */
union {
- unsigned int byte_count;
- unsigned int status;
+ __le32 byte_count;
+ __le32 status;
};
/*
* Lower 32 bits of the command table address associated with this
* header. The command table addresses must be 128 byte aligned.
*/
- unsigned int ctba;
+ __le32 ctba;
/*
* If 64 bit addressing is used this field is the upper 32 bits
* of the command table address associated with this command.
*/
- unsigned int ctbau;
+ __le32 ctbau;
/* Reserved and unused. */
- unsigned int res[4];
+ u32 res[4];
};
/* Command scatter gather structure (PRD). */
@@ -305,21 +303,21 @@ struct mtip_cmd_sg {
* address must be 8 byte aligned signified by bits 2:0 being
* set to 0.
*/
- unsigned int dba;
+ __le32 dba;
/*
* When 64 bit addressing is used this field is the upper
* 32 bits of the data buffer address.
*/
- unsigned int dba_upper;
+ __le32 dba_upper;
/* Unused. */
- unsigned int reserved;
+ __le32 reserved;
/*
* Bit 31: interrupt when this data block has been transferred.
* Bits 30..22: reserved
* Bits 21..0: byte count (minus 1). For P320 the byte count must be
* 8 byte aligned signified by bits 2:0 being set to 1.
*/
- unsigned int info;
+ __le32 info;
};
struct mtip_port;