#define NOUVEAU_DSM_POWER_SPEED 0x01
#define NOUVEAU_DSM_POWER_STAMINA 0x02
-#define NOUVEAU_DSM_OPTIMUS_FN 0x1A
-#define NOUVEAU_DSM_OPTIMUS_ARGS 0x03000001
+#define NOUVEAU_DSM_OPTIMUS_CAPS 0x1A
+#define NOUVEAU_DSM_OPTIMUS_FLAGS 0x1B
+
+#define NOUVEAU_DSM_OPTIMUS_POWERDOWN_PS3 (3 << 24)
+#define NOUVEAU_DSM_OPTIMUS_NO_POWERDOWN_PS3 (2 << 24)
+#define NOUVEAU_DSM_OPTIMUS_FLAGS_CHANGED (1)
+
+#define NOUVEAU_DSM_OPTIMUS_SET_POWERDOWN (NOUVEAU_DSM_OPTIMUS_POWERDOWN_PS3 | NOUVEAU_DSM_OPTIMUS_FLAGS_CHANGED)
+
+/* result of the optimus caps function */
+#define OPTIMUS_ENABLED (1 << 0)
+#define OPTIMUS_STATUS_MASK (3 << 3)
+#define OPTIMUS_STATUS_OFF (0 << 3)
+#define OPTIMUS_STATUS_ON_ENABLED (1 << 3)
+#define OPTIMUS_STATUS_PWR_STABLE (3 << 3)
+#define OPTIMUS_DISPLAY_HOTPLUG (1 << 6)
+#define OPTIMUS_CAPS_MASK (7 << 24)
+#define OPTIMUS_DYNAMIC_PWR_CAP (1 << 24)
+
+#define OPTIMUS_AUDIO_CAPS_MASK (3 << 27)
+#define OPTIMUS_HDA_CODEC_MASK (2 << 27) /* hda bios control */
static struct nouveau_dsm_priv {
bool dsm_detected;
retval |= NOUVEAU_DSM_HAS_MUX;
if (nouveau_test_dsm(dhandle, nouveau_optimus_dsm,
- NOUVEAU_DSM_OPTIMUS_FN))
+ NOUVEAU_DSM_OPTIMUS_CAPS))
retval |= NOUVEAU_DSM_HAS_OPT;
+ if (retval & NOUVEAU_DSM_HAS_OPT) {
+ uint32_t result;
+ nouveau_optimus_dsm(dhandle, NOUVEAU_DSM_OPTIMUS_CAPS, 0,
+ &result);
+ dev_info(&pdev->dev, "optimus capabilities: %s, status %s%s\n",
+ (result & OPTIMUS_ENABLED) ? "enabled" : "disabled",
+ (result & OPTIMUS_DYNAMIC_PWR_CAP) ? "dynamic power, " : "",
+ (result & OPTIMUS_HDA_CODEC_MASK) ? "hda bios codec supported" : "");
+ }
if (retval)
nouveau_dsm_priv.dhandle = dhandle;
if (!nouveau_dsm_priv.optimus_detected)
return;
- nouveau_optimus_dsm(nouveau_dsm_priv.dhandle, NOUVEAU_DSM_OPTIMUS_FN,
- NOUVEAU_DSM_OPTIMUS_ARGS, &result);
+ nouveau_optimus_dsm(nouveau_dsm_priv.dhandle, NOUVEAU_DSM_OPTIMUS_FLAGS,
+ 0x3, &result);
+
+ nouveau_optimus_dsm(nouveau_dsm_priv.dhandle, NOUVEAU_DSM_OPTIMUS_CAPS,
+ NOUVEAU_DSM_OPTIMUS_SET_POWERDOWN, &result);
+
}
void nouveau_unregister_dsm_handler(void)