viafb: add engine clock support

This patch adds support for enabling and configuring the engine on
VIAs IGPs. This is the main clock used for everything but pixel
output.

Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/video/via/via_clock.h b/drivers/video/via/via_clock.h
index f213a7a8fc7..88714ae0d15 100644
--- a/drivers/video/via/via_clock.h
+++ b/drivers/video/via/via_clock.h
@@ -53,6 +53,9 @@ struct via_clock {
         void (*set_secondary_clock_source)(enum via_clksrc src, bool use_pll);
         void (*set_secondary_pll_state)(u8 state);
         void (*set_secondary_pll)(struct via_pll_config config);
+
+        void (*set_engine_pll_state)(u8 state);
+        void (*set_engine_pll)(struct via_pll_config config);
 };