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[POWERPC] QE: export qe_get_brg_clk() 

qe_get_brg_clk() will be used by the fsl_gtm routines.

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Anton Vorontsov 2008-03-11 20:24:24 +03:00 committed by Kumar Gala
parent ab1220d5ac
commit 7f0a6fc812
2 changed files with 4 additions and 2 deletions
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5
arch/powerpc/sysdev/qe_lib/qe.c
View File

@ -156,7 +156,7 @@ EXPORT_SYMBOL(qe_issue_cmd);
*/
static unsigned int brg_clk = 0;
unsigned int get_brg_clk(void)
unsigned int qe_get_brg_clk(void)
{
struct device_node *qe;
unsigned int size;
@ -180,6 +180,7 @@ unsigned int get_brg_clk(void)
return brg_clk;
}
EXPORT_SYMBOL(qe_get_brg_clk);
/* Program the BRG to the given sampling rate and multiplier
*
@ -197,7 +198,7 @@ int qe_setbrg(enum qe_clock brg, unsigned int rate, unsigned int multiplier)
if ((brg < QE_BRG1) || (brg > QE_BRG16))
return -EINVAL;
divisor = get_brg_clk() / (rate * multiplier);
divisor = qe_get_brg_clk() / (rate * multiplier);
if (divisor > QE_BRGC_DIVISOR_MAX + 1) {
div16 = QE_BRGC_DIV16;

1
include/asm-powerpc/qe.h
View File

@ -85,6 +85,7 @@ extern int par_io_data_set(u8 port, u8 pin, u8 val);
/* QE internal API */
int qe_issue_cmd(u32 cmd, u32 device, u8 mcn_protocol, u32 cmd_input);
enum qe_clock qe_clock_source(const char *source);
unsigned int qe_get_brg_clk(void);
int qe_setbrg(enum qe_clock brg, unsigned int rate, unsigned int multiplier);
int qe_get_snum(void);
void qe_put_snum(u8 snum);