mangavalk/lcdproc
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Fix backlight setting.

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This commit is contained in:
mmdolze
2011-11-27 10:59:43 +00:00
parent 09251fee8c
commit 3f5d81461a
1 changed files with 5 additions and 1 deletions
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server/drivers/glcd-glcd2usb.c
+5 -1
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@@ -207,9 +207,13 @@ glcd2usb_backlight(PrivateData *p, int state)
{ {
int err = 0; int err = 0;
CT_glcd2usb_data *ctd = (CT_glcd2usb_data *) p->ct_data; CT_glcd2usb_data *ctd = (CT_glcd2usb_data *) p->ct_data;
int promille = (state == BACKLIGHT_ON) ? p->brightness : p->offbrightness;
ctd->tx_buffer.bytes[0] = GLCD2USB_RID_SET_BL; ctd->tx_buffer.bytes[0] = GLCD2USB_RID_SET_BL;
ctd->tx_buffer.bytes[1] = (state == BACKLIGHT_ON) ? p->brightness : p->offbrightness; ctd->tx_buffer.bytes[1] = promille * 255 / 1000;
p->glcd_functions->drv_debug(RPT_DEBUG, "glcd2usb_backlight: new value = %d",
ctd->tx_buffer.bytes[1]);
if ((err = usbSetReport(ctd->device, USB_HID_REPORT_TYPE_FEATURE, ctd->tx_buffer.bytes, 2)) != 0) { if ((err = usbSetReport(ctd->device, USB_HID_REPORT_TYPE_FEATURE, ctd->tx_buffer.bytes, 2)) != 0) {
p->glcd_functions->drv_report(RPT_ERR, "Error freeing display: %s\n", usbErrorMessage(err)); p->glcd_functions->drv_report(RPT_ERR, "Error freeing display: %s\n", usbErrorMessage(err));