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authorDavid Howells <dhowells@redhat.com>2006-12-06 15:01:18 +0000
committerDavid Howells <dhowells@warthog.cambridge.redhat.com>2006-12-06 15:01:18 +0000
commit4796b71fbb907ce6b8a9acf1852d3646a80b4576 (patch)
tree6263f165446c581efdbb760205c1f85378fe6259 /drivers/scsi/qla4xxx/ql4_nvram.c
parent6d5aefb8eaa38e44b5b8cf60c812aceafc02d924 (diff)
parentec0bf39a471bf6fcd01def2bd677128cea940b73 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: drivers/pcmcia/ds.c Fix up merge failures with Linus's head and fix new compile failures. Signed-Off-By: David Howells <dhowells@redhat.com>
Diffstat (limited to 'drivers/scsi/qla4xxx/ql4_nvram.c')
-rw-r--r--drivers/scsi/qla4xxx/ql4_nvram.c70
1 files changed, 39 insertions, 31 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_nvram.c b/drivers/scsi/qla4xxx/ql4_nvram.c
index e3957ca5b64..58afd135aa1 100644
--- a/drivers/scsi/qla4xxx/ql4_nvram.c
+++ b/drivers/scsi/qla4xxx/ql4_nvram.c
@@ -7,15 +7,22 @@
#include "ql4_def.h"
+static inline void eeprom_cmd(uint32_t cmd, struct scsi_qla_host *ha)
+{
+ writel(cmd, isp_nvram(ha));
+ readl(isp_nvram(ha));
+ udelay(1);
+}
+
static inline int eeprom_size(struct scsi_qla_host *ha)
{
- return is_qla4022(ha) ? FM93C86A_SIZE_16 : FM93C66A_SIZE_16;
+ return is_qla4010(ha) ? FM93C66A_SIZE_16 : FM93C86A_SIZE_16;
}
static inline int eeprom_no_addr_bits(struct scsi_qla_host *ha)
{
- return is_qla4022(ha) ? FM93C86A_NO_ADDR_BITS_16 :
- FM93C56A_NO_ADDR_BITS_16;
+ return is_qla4010(ha) ? FM93C56A_NO_ADDR_BITS_16 :
+ FM93C86A_NO_ADDR_BITS_16 ;
}
static inline int eeprom_no_data_bits(struct scsi_qla_host *ha)
@@ -28,8 +35,7 @@ static int fm93c56a_select(struct scsi_qla_host * ha)
DEBUG5(printk(KERN_ERR "fm93c56a_select:\n"));
ha->eeprom_cmd_data = AUBURN_EEPROM_CS_1 | 0x000f0000;
- writel(ha->eeprom_cmd_data, isp_nvram(ha));
- readl(isp_nvram(ha));
+ eeprom_cmd(ha->eeprom_cmd_data, ha);
return 1;
}
@@ -41,12 +47,13 @@ static int fm93c56a_cmd(struct scsi_qla_host * ha, int cmd, int addr)
int previousBit;
/* Clock in a zero, then do the start bit. */
- writel(ha->eeprom_cmd_data | AUBURN_EEPROM_DO_1, isp_nvram(ha));
- writel(ha->eeprom_cmd_data | AUBURN_EEPROM_DO_1 |
- AUBURN_EEPROM_CLK_RISE, isp_nvram(ha));
- writel(ha->eeprom_cmd_data | AUBURN_EEPROM_DO_1 |
- AUBURN_EEPROM_CLK_FALL, isp_nvram(ha));
- readl(isp_nvram(ha));
+ eeprom_cmd(ha->eeprom_cmd_data | AUBURN_EEPROM_DO_1, ha);
+
+ eeprom_cmd(ha->eeprom_cmd_data | AUBURN_EEPROM_DO_1 |
+ AUBURN_EEPROM_CLK_RISE, ha);
+ eeprom_cmd(ha->eeprom_cmd_data | AUBURN_EEPROM_DO_1 |
+ AUBURN_EEPROM_CLK_FALL, ha);
+
mask = 1 << (FM93C56A_CMD_BITS - 1);
/* Force the previous data bit to be different. */
@@ -60,14 +67,14 @@ static int fm93c56a_cmd(struct scsi_qla_host * ha, int cmd, int addr)
* If the bit changed, then change the DO state to
* match.
*/
- writel(ha->eeprom_cmd_data | dataBit, isp_nvram(ha));
+ eeprom_cmd(ha->eeprom_cmd_data | dataBit, ha);
previousBit = dataBit;
}
- writel(ha->eeprom_cmd_data | dataBit |
- AUBURN_EEPROM_CLK_RISE, isp_nvram(ha));
- writel(ha->eeprom_cmd_data | dataBit |
- AUBURN_EEPROM_CLK_FALL, isp_nvram(ha));
- readl(isp_nvram(ha));
+ eeprom_cmd(ha->eeprom_cmd_data | dataBit |
+ AUBURN_EEPROM_CLK_RISE, ha);
+ eeprom_cmd(ha->eeprom_cmd_data | dataBit |
+ AUBURN_EEPROM_CLK_FALL, ha);
+
cmd = cmd << 1;
}
mask = 1 << (eeprom_no_addr_bits(ha) - 1);
@@ -82,14 +89,15 @@ static int fm93c56a_cmd(struct scsi_qla_host * ha, int cmd, int addr)
* If the bit changed, then change the DO state to
* match.
*/
- writel(ha->eeprom_cmd_data | dataBit, isp_nvram(ha));
+ eeprom_cmd(ha->eeprom_cmd_data | dataBit, ha);
+
previousBit = dataBit;
}
- writel(ha->eeprom_cmd_data | dataBit |
- AUBURN_EEPROM_CLK_RISE, isp_nvram(ha));
- writel(ha->eeprom_cmd_data | dataBit |
- AUBURN_EEPROM_CLK_FALL, isp_nvram(ha));
- readl(isp_nvram(ha));
+ eeprom_cmd(ha->eeprom_cmd_data | dataBit |
+ AUBURN_EEPROM_CLK_RISE, ha);
+ eeprom_cmd(ha->eeprom_cmd_data | dataBit |
+ AUBURN_EEPROM_CLK_FALL, ha);
+
addr = addr << 1;
}
return 1;
@@ -98,8 +106,7 @@ static int fm93c56a_cmd(struct scsi_qla_host * ha, int cmd, int addr)
static int fm93c56a_deselect(struct scsi_qla_host * ha)
{
ha->eeprom_cmd_data = AUBURN_EEPROM_CS_0 | 0x000f0000;
- writel(ha->eeprom_cmd_data, isp_nvram(ha));
- readl(isp_nvram(ha));
+ eeprom_cmd(ha->eeprom_cmd_data, ha);
return 1;
}
@@ -112,12 +119,13 @@ static int fm93c56a_datain(struct scsi_qla_host * ha, unsigned short *value)
/* Read the data bits
* The first bit is a dummy. Clock right over it. */
for (i = 0; i < eeprom_no_data_bits(ha); i++) {
- writel(ha->eeprom_cmd_data |
- AUBURN_EEPROM_CLK_RISE, isp_nvram(ha));
- writel(ha->eeprom_cmd_data |
- AUBURN_EEPROM_CLK_FALL, isp_nvram(ha));
- dataBit =
- (readw(isp_nvram(ha)) & AUBURN_EEPROM_DI_1) ? 1 : 0;
+ eeprom_cmd(ha->eeprom_cmd_data |
+ AUBURN_EEPROM_CLK_RISE, ha);
+ eeprom_cmd(ha->eeprom_cmd_data |
+ AUBURN_EEPROM_CLK_FALL, ha);
+
+ dataBit = (readw(isp_nvram(ha)) & AUBURN_EEPROM_DI_1) ? 1 : 0;
+
data = (data << 1) | dataBit;
}