[POWERPC] Move CPM command handling into the cpm drivers

This patch moves the CPM command handling into commproc.c
for CPM1 and cpm2_common.c. This is yet another preparation
to get rid of drivers accessing the CPM via the global cpmp.

Signed-off-by: Jochen Friedrich <[email protected]>
Acked-by: Scott Wood <[email protected]>
Acked-by: Arnd Bergmann <[email protected]>
Signed-off-by: Vitaly Bordug <[email protected]>
This commit is contained in:
Jochen Friedrich 2007-11-26 18:03:40 +01:00 • committed by Kumar Gala
commit 362f9b6fa8
7 changed files with 58 additions and 31 deletions

View file

@ -81,16 +81,8 @@
static inline int fcc_cr_cmd(struct fs_enet_private *fep, u32 op)
{
const struct fs_platform_info *fpi = fep->fpi;
int i;
W32(cpmp, cp_cpcr, fpi->cp_command | op | CPM_CR_FLG);
for (i = 0; i < MAX_CR_CMD_LOOPS; i++)
if ((R32(cpmp, cp_cpcr) & CPM_CR_FLG) == 0)
return 0;
printk(KERN_ERR "%s(): Not able to issue CPM command\n",
__FUNCTION__);
return 1;
return cpm_command(fpi->cp_command, op);
}
static int do_pd_setup(struct fs_enet_private *fep)

View file

@ -89,21 +89,12 @@
* Delay to wait for SCC reset command to complete (in us)
*/
#define SCC_RESET_DELAY 50
#define MAX_CR_CMD_LOOPS 10000
static inline int scc_cr_cmd(struct fs_enet_private *fep, u32 op)
{
const struct fs_platform_info *fpi = fep->fpi;
int i;
W16(cpmp, cp_cpcr, fpi->cp_command | CPM_CR_FLG | (op << 8));
for (i = 0; i < MAX_CR_CMD_LOOPS; i++)
if ((R16(cpmp, cp_cpcr) & CPM_CR_FLG) == 0)
return 0;
printk(KERN_ERR "%s(): Not able to issue CPM command\n",
__FUNCTION__);
return 1;
return cpm_command(fpi->cp_command, op);
}
static int do_pd_setup(struct fs_enet_private *fep)

View file

@ -52,11 +52,7 @@
#ifdef CONFIG_PPC_CPM_NEW_BINDING
void cpm_line_cr_cmd(struct uart_cpm_port *port, int cmd)
{
u16 __iomem *cpcr = &cpmp->cp_cpcr;
out_be16(cpcr, port->command | (cmd << 8) | CPM_CR_FLG);
while (in_be16(cpcr) & CPM_CR_FLG)
;
cpm_command(port->command, cmd);
}
#else
void cpm_line_cr_cmd(struct uart_cpm_port *port, int cmd)

View file

@ -52,13 +52,7 @@
#ifdef CONFIG_PPC_CPM_NEW_BINDING
void cpm_line_cr_cmd(struct uart_cpm_port *port, int cmd)
{
cpm_cpm2_t __iomem *cp = cpm2_map(im_cpm);
out_be32(&cp->cp_cpcr, port->command | cmd | CPM_CR_FLG);
while (in_be32(&cp->cp_cpcr) & CPM_CR_FLG)
;
cpm2_unmap(cp);
cpm_command(port->command, cmd);
}
#else
void cpm_line_cr_cmd(struct uart_cpm_port *port, int cmd)