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Commit fb5f4e96 authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm/i915: Shrink cnl_ddi_buf_trans 



All the values we put into the CNL buf_trans tables fit into 8 bits.
So switch over to u8 from the u32 we use currently.

Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170918182604.9519-4-ville.syrjala@linux.intel.com


Reviewed-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Acked-by: default avatarJani Nikula <jani.nikula@intel.com>
parent ac3ad6c6

drivers/gpu/drm/i915/intel_ddi.c

+5 −5
Original line number Diff line number Diff line
@@ -354,11 +354,11 @@ static const struct bxt_ddi_buf_trans bxt_ddi_translations_hdmi[] = { 
};



struct cnl_ddi_buf_trans {

	u32 dw2_swing_sel;

	u32 dw7_n_scalar;

	u32 dw4_cursor_coeff;

	u32 dw4_post_cursor_2;

	u32 dw4_post_cursor_1;

	u8 dw2_swing_sel;

	u8 dw7_n_scalar;

	u8 dw4_cursor_coeff;

	u8 dw4_post_cursor_2;

	u8 dw4_post_cursor_1;

};



/* Voltage Swing Programming for VccIO 0.85V for DP */