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exynos: fimg2d: follow-up fix for G2D_COEFF_MODE_GB_COLOR

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Also add the register field formatting info provided by
Inki Dae <inki.dae@samsung.com>.

Signed-off-by: Tobias Jakobi <tjakobi@math.uni-bielefeld.de>
Suggested-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Tobias Jakobi 2015-03-11 20:38:46 +01:00 • committed by Emil Velikov
parent 3f12191f29
commit 858b21f6af
1 changed files with 7 additions and 1 deletions
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8
exynos/exynos_fimg2d.h
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@ -151,6 +151,12 @@ enum e_g2d_op {
G2D_OP_CONJOINT_DST = 0x22,
};
/*
* The G2D_COEFF_MODE_DST_{COLOR,ALPHA} modes both use the ALPHA_REG(0x618)
* register. The registers fields are as follows:
* bits 31:8 = color value (RGB order)
* bits 7:0 = alpha value
*/
enum e_g2d_coeff_mode {
G2D_COEFF_MODE_ONE,
G2D_COEFF_MODE_ZERO,
@ -160,7 +166,7 @@ enum e_g2d_coeff_mode {
G2D_COEFF_MODE_DST_COLOR,
/* Global Alpha : Set by ALPHA_REG(0x618) */
G2D_COEFF_MODE_GB_ALPHA,
/* Global Color : Set by ALPHA_REG(0x618) */
/* Global Color and Alpha : Set by ALPHA_REG(0x618) */
G2D_COEFF_MODE_GB_COLOR,
/* (1-SRC alpha)/DST Alpha */
G2D_COEFF_MODE_DISJOINT_S,