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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-08-12 18:46:07 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-08-12 18:46:07 +0200
commit0c80bdfc9aa624b4a6c33c30ad11e81bf6407c36 (patch)
treecaea5044f1bd46b56c9894a23c629ef4bf93a5ce /drivers/gpu/drm/ast/ast_dp.c
parentbfa54a793ba77ef696755b66f3ac4ed00c7d1248 (diff)
parent7c626ce4bae1ac14f60076d00eafe71af30450ba (diff)
Merge 6.11-rc3 into driver-core-next
We need the driver core fixes in here as well to build on top of. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/ast/ast_dp.c')
-rw-r--r--drivers/gpu/drm/ast/ast_dp.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/ast/ast_dp.c b/drivers/gpu/drm/ast/ast_dp.c
index 1e9259416980..e6c7f0d64e99 100644
--- a/drivers/gpu/drm/ast/ast_dp.c
+++ b/drivers/gpu/drm/ast/ast_dp.c
@@ -158,7 +158,14 @@ void ast_dp_launch(struct drm_device *dev)
ASTDP_HOST_EDID_READ_DONE);
}
+bool ast_dp_power_is_on(struct ast_device *ast)
+{
+ u8 vgacre3;
+
+ vgacre3 = ast_get_index_reg(ast, AST_IO_VGACRI, 0xe3);
+ return !(vgacre3 & AST_DP_PHY_SLEEP);
+}
void ast_dp_power_on_off(struct drm_device *dev, bool on)
{