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drm/nouveau: fixup confusion over which handle the DSM is hanging off.

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This fixes the DSM setup correctly since vga switcheroo.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2010-05-31 17:10:52 +10:00
parent afeb3e1114
commit fc5ea29d72
1 changed files with 6 additions and 8 deletions
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12
drivers/gpu/drm/nouveau/nouveau_acpi.c
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@ -34,7 +34,6 @@
static struct nouveau_dsm_priv {
bool dsm_detected;
acpi_handle dhandle;
acpi_handle dsm_handle;
acpi_handle rom_handle;
} nouveau_dsm_priv;
@ -108,9 +107,9 @@ static int nouveau_dsm_set_discrete_state(acpi_handle handle, enum vga_switchero
static int nouveau_dsm_switchto(enum vga_switcheroo_client_id id)
{
if (id == VGA_SWITCHEROO_IGD)
return nouveau_dsm_switch_mux(nouveau_dsm_priv.dsm_handle, NOUVEAU_DSM_LED_STAMINA);
return nouveau_dsm_switch_mux(nouveau_dsm_priv.dhandle, NOUVEAU_DSM_LED_STAMINA);
else
return nouveau_dsm_switch_mux(nouveau_dsm_priv.dsm_handle, NOUVEAU_DSM_LED_SPEED);
return nouveau_dsm_switch_mux(nouveau_dsm_priv.dhandle, NOUVEAU_DSM_LED_SPEED);
}
static int nouveau_dsm_power_state(enum vga_switcheroo_client_id id,
@ -119,7 +118,7 @@ static int nouveau_dsm_power_state(enum vga_switcheroo_client_id id,
if (id == VGA_SWITCHEROO_IGD)
return 0;
return nouveau_dsm_set_discrete_state(nouveau_dsm_priv.dsm_handle, state);
return nouveau_dsm_set_discrete_state(nouveau_dsm_priv.dhandle, state);
}
static int nouveau_dsm_init(void)
@ -158,13 +157,12 @@ static bool nouveau_dsm_pci_probe(struct pci_dev *pdev)
return false;
}
ret = nouveau_dsm(nvidia_handle, NOUVEAU_DSM_SUPPORTED,
ret = nouveau_dsm(dhandle, NOUVEAU_DSM_SUPPORTED,
NOUVEAU_DSM_SUPPORTED_FUNCTIONS, &result);
if (ret < 0)
return false;
nouveau_dsm_priv.dhandle = dhandle;
nouveau_dsm_priv.dsm_handle = nvidia_handle;
return true;
}
@ -183,7 +181,7 @@ static bool nouveau_dsm_detect(void)
}
if (vga_count == 2 && has_dsm) {
acpi_get_name(nouveau_dsm_priv.dsm_handle, ACPI_FULL_PATHNAME, &buffer);
acpi_get_name(nouveau_dsm_priv.dhandle, ACPI_FULL_PATHNAME, &buffer);
printk(KERN_INFO "VGA switcheroo: detected DSM switching method %s handle\n",
acpi_method_name);
nouveau_dsm_priv.dsm_detected = true;