jcs.org
Control intel backlight on FreeBSD (and OpenBSD)
openbsd
always exit 0, print values on one line
+7
-11
+7
-11
intel_backlight.c
+7
-11
intel_backlight.c
···
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max = reg_read(BLC_PWM_PCH_CTL2) >> 16;
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min = 0.5 + 0.5 * max / 100.0; // 0.5%
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-
/*
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printf ("min: %d, NUM_ELEMENTS(brightness_levels): %d\n", min,
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NUM_ELEMENTS(brightness_levels));
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*/
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result = 0.5 + current * 100.0 / max;
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printf ("current backlight value: %d%% (%d/%d)\n", result, current, max);
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printf ("%d", result);
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if (argc > 1) {
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uint32_t v;
···
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v = 0.5 + brightness_decr(result) * max / 100.0;
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else
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v = 0.5 + atoi (argv[1]) * max / 100.0;
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/*
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printf("v: %d\n", v);
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*/
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+
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if (v < min)
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v = min;
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else if (v > max)
···
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(void) reg_read(BLC_PWM_CPU_CTL);
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}
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result = 0.5 + v * 100.0 / max;
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printf ("set backlight to %d%% (%d/%d)\n", result, v, max);
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printf (" -> %d", result);
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}
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return result;
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printf("\n");
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return (0);
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}
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-