From: Dave Airlie <airlied@xxxxxxxxxx>
This is required for later patches.
Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
---
drivers/gpu/drm/nouveau/nouveau_acpi.c | 4 ++++
drivers/gpu/drm/nouveau/nouveau_acpi.h | 2 ++
2 files changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.c b/drivers/gpu/drm/nouveau/nouveau_acpi.c
index e7369c8..b92833e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_acpi.c
+++ b/drivers/gpu/drm/nouveau/nouveau_acpi.c
@@ -35,6 +35,10 @@ static struct nouveau_dsm_priv {
acpi_handle rom_handle;
} nouveau_dsm_priv;
+bool nouveau_is_optimus(void) {
+ return nouveau_dsm_priv.optimus_detected;
+}
+
#define NOUVEAU_DSM_HAS_MUX 0x1
#define NOUVEAU_DSM_HAS_OPT 0x2
diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.h b/drivers/gpu/drm/nouveau/nouveau_acpi.h
index 08af677..c70b4d1 100644
--- a/drivers/gpu/drm/nouveau/nouveau_acpi.h
+++ b/drivers/gpu/drm/nouveau/nouveau_acpi.h
@@ -4,6 +4,7 @@
#define ROM_BIOS_PAGE 4096
#if defined(CONFIG_ACPI)
+bool nouveau_is_optimus(void);
void nouveau_register_dsm_handler(void);
void nouveau_unregister_dsm_handler(void);
void nouveau_switcheroo_optimus_dsm(void);
@@ -11,6 +12,7 @@ int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
void *nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
#else
+static inline bool nouveau_is_optimus(void) { return false; };
static inline void nouveau_register_dsm_handler(void) {}
static inline void nouveau_unregister_dsm_handler(void) {}
static inline void nouveau_switcheroo_optimus_dsm(void) {}
--
1.7.12
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