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sys/arm/allwinner/clkng/aw_clk_nm.c
| Show First 20 Lines • Show All 154 Lines • ▼ Show 20 Lines | for (m = min_m; m <= max_m; ) { | ||||
| for (n = min_m; n <= max_n; ) { | for (n = min_m; n <= max_n; ) { | ||||
| cur = fparent / n / m; | cur = fparent / n / m; | ||||
| if ((*fout - cur) < (*fout - best)) { | if ((*fout - cur) < (*fout - best)) { | ||||
| best = cur; | best = cur; | ||||
| *factor_n = n; | *factor_n = n; | ||||
| *factor_m = m; | *factor_m = m; | ||||
| } | } | ||||
| if ((sc->n.flags & AW_CLK_FACTOR_POWER_OF_TWO) != 0) | n = aw_clk_factor_get_incremented(n, &sc->n); | ||||
| n <<= 1; | |||||
| else | |||||
| n++; | |||||
| } | } | ||||
| if ((sc->m.flags & AW_CLK_FACTOR_POWER_OF_TWO) != 0) | m = aw_clk_factor_get_incremented(m, &sc->m); | ||||
| m <<= 1; | |||||
| else | |||||
| m++; | |||||
| } | } | ||||
| return (best); | return (best); | ||||
| } | } | ||||
| static int | static int | ||||
| aw_clk_nm_set_freq(struct clknode *clk, uint64_t fparent, uint64_t *fout, | aw_clk_nm_set_freq(struct clknode *clk, uint64_t fparent, uint64_t *fout, | ||||
| int flags, int *stop) | int flags, int *stop) | ||||
| ▲ Show 20 Lines • Show All 182 Lines • Show Last 20 Lines | |||||