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OMAPDSS: DSS: Remove redundant functions

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Functions dss_calc_clock_rates() and dss_get_clock_div() are removed as these
functions have become redundant and no longer used.

Signed-off-by: Chandrabhanu Mahapatra <cmahapatra@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Chandrabhanu Mahapatra 2012-07-10 12:27:21 +05:30 committed by Tomi Valkeinen
parent dcbe765b4f
commit ba1bc5bb1d
2 changed files with 0 additions and 47 deletions
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45
drivers/video/omap2/dss/dss.c
View File

@ -431,31 +431,6 @@ enum omap_dss_clk_source dss_get_lcd_clk_source(enum omap_channel channel)
}
}
/* calculate clock rates using dividers in cinfo */
int dss_calc_clock_rates(struct dss_clock_info *cinfo)
{
if (dss.dpll4_m4_ck) {
unsigned long prate;
u16 fck_div_max = 16;
if (cpu_is_omap3630() || cpu_is_omap44xx())
fck_div_max = 32;
if (cinfo->fck_div > fck_div_max || cinfo->fck_div == 0)
return -EINVAL;
prate = clk_get_rate(clk_get_parent(dss.dpll4_m4_ck));
cinfo->fck = prate / cinfo->fck_div;
} else {
if (cinfo->fck_div != 0)
return -EINVAL;
cinfo->fck = clk_get_rate(dss.dss_clk);
}
return 0;
}
int dss_set_clock_div(struct dss_clock_info *cinfo)
{
if (dss.dpll4_m4_ck) {
@ -478,26 +453,6 @@ int dss_set_clock_div(struct dss_clock_info *cinfo)
return 0;
}
int dss_get_clock_div(struct dss_clock_info *cinfo)
{
cinfo->fck = clk_get_rate(dss.dss_clk);
if (dss.dpll4_m4_ck) {
unsigned long prate;
prate = clk_get_rate(clk_get_parent(dss.dpll4_m4_ck));
if (cpu_is_omap3630() || cpu_is_omap44xx())
cinfo->fck_div = prate / (cinfo->fck);
else
cinfo->fck_div = prate / (cinfo->fck / 2);
} else {
cinfo->fck_div = 0;
}
return 0;
}
unsigned long dss_get_dpll4_rate(void)
{
if (dss.dpll4_m4_ck)

2
drivers/video/omap2/dss/dss.h
View File

@ -296,9 +296,7 @@ void dss_set_venc_output(enum omap_dss_venc_type type);
void dss_set_dac_pwrdn_bgz(bool enable);
unsigned long dss_get_dpll4_rate(void);
int dss_calc_clock_rates(struct dss_clock_info *cinfo);
int dss_set_clock_div(struct dss_clock_info *cinfo);
int dss_get_clock_div(struct dss_clock_info *cinfo);
int dss_calc_clock_div(unsigned long req_pck, struct dss_clock_info *dss_cinfo,
struct dispc_clock_info *dispc_cinfo);