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OpenCloudOS-Kernel
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ata: pata_parport-bpck6: merge ppc6_rd_port16_blk into bpck6_read_block 

ppc6_rd_port16_blk is only called by bpck6_read_block. Merge
ppc6_rd_port16_blk into bpck6_read_block.

Signed-off-by: Ondrej Zary <linux@zary.sk>
Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
This commit is contained in:
Ondrej Zary 2023-03-07 23:46:13 +01:00 committed by Damien Le Moal
parent ba98c5661d
commit 3967def82f
2 changed files with 9 additions and 22 deletions
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10
drivers/ata/pata_parport/bpck6.c
View File

@ -42,7 +42,15 @@ static void bpck6_write_block(struct pi_adapter *pi, char *buf, int len)
static void bpck6_read_block(struct pi_adapter *pi, char *buf, int len)
{
ppc6_rd_port16_blk(pi, ATA_REG_DATA, buf, (u32)len>>1);
ppc6_send_cmd(pi, REG_BLKSIZE | ACCESS_REG | ACCESS_WRITE);
ppc6_wr_data_byte(pi, (u8)len);
ppc6_wr_data_byte(pi, (u8)(len >> 8));
ppc6_wr_data_byte(pi, 0);
ppc6_send_cmd(pi, CMD_PREFIX_SET | PREFIX_IO16 | PREFIX_BLK);
ppc6_send_cmd(pi, ATA_REG_DATA | ACCESS_PORT | ACCESS_READ);
ppc6_rd_data_blk(pi, buf, len);
ppc6_send_cmd(pi, CMD_PREFIX_RESET | PREFIX_IO16 | PREFIX_BLK);
}
static void bpck6_connect(struct pi_adapter *pi)

21
drivers/ata/pata_parport/ppc6lnx.c
View File

@ -75,7 +75,6 @@ static u8 ppc6_rd_data_byte(struct pi_adapter *pi);
static void ppc6_rd_data_blk(struct pi_adapter *pi, u8 *data, long count);
static void ppc6_wait_for_fifo(struct pi_adapter *pi);
static void ppc6_wr_data_blk(struct pi_adapter *pi, u8 *data, long count);
static void ppc6_rd_port16_blk(struct pi_adapter *pi, u8 port, u8 *data, long length);
static void ppc6_wr_port16_blk(struct pi_adapter *pi, u8 port, u8 *data, long length);
static void ppc6_wr_extout(struct pi_adapter *pi, u8 regdata);
static int ppc6_open(struct pi_adapter *pi);
@ -479,26 +478,6 @@ static void ppc6_wr_data_blk(struct pi_adapter *pi, u8 *data, long count)
//***************************************************************************
static void ppc6_rd_port16_blk(struct pi_adapter *pi, u8 port, u8 *data, long length)
{
length = length << 1;
ppc6_send_cmd(pi, REG_BLKSIZE | ACCESS_REG | ACCESS_WRITE);
ppc6_wr_data_byte(pi, (u8)length);
ppc6_wr_data_byte(pi, (u8)(length >> 8));
ppc6_wr_data_byte(pi, 0);
ppc6_send_cmd(pi, CMD_PREFIX_SET | PREFIX_IO16 | PREFIX_BLK);
ppc6_send_cmd(pi, port | ACCESS_PORT | ACCESS_READ);
ppc6_rd_data_blk(pi, data, length);
ppc6_send_cmd(pi, CMD_PREFIX_RESET | PREFIX_IO16 | PREFIX_BLK);
}
//***************************************************************************
static void ppc6_wr_port16_blk(struct pi_adapter *pi, u8 port, u8 *data, long length)
{
length = length << 1;