[PATCH 10/11] apple-gmux: Indicate that driver supports changing of GPU power states

Matthew Garrett matthew.garrett at nebula.com
Sun Jun 1 09:38:42 PDT 2014


The Apple GMUX can cut power to the discrete GPU, so should declare this
to the vga_switcheroo core.

Signed-off-by: Matthew Garrett <matthew.garrett at nebula.com>
---
 drivers/platform/x86/apple-gmux.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/platform/x86/apple-gmux.c b/drivers/platform/x86/apple-gmux.c
index e9b6d77..17f906d 100644
--- a/drivers/platform/x86/apple-gmux.c
+++ b/drivers/platform/x86/apple-gmux.c
@@ -359,6 +359,7 @@ static struct vga_switcheroo_handler gmux_handler = {
 	.switch_ddc = gmux_switch_ddc,
 	.power_state = gmux_set_power_state,
 	.get_client_id = gmux_get_client_id,
+	.handler_pm = true,
 };
 
 static inline void gmux_disable_interrupts(struct apple_gmux_data *gmux_data)
-- 
1.8.5.3



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