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authorTobias Jakobi <tjakobi@math.uni-bielefeld.de>2015-03-11 20:38:46 +0100
committerEmil Velikov <emil.l.velikov@gmail.com>2015-03-16 22:21:40 +0000
commit858b21f6af03c9658126fd6ec2aa35b4e5151ecb (patch)
tree1e74e37c97d667a1e1fe2c0976406cef965dc626
parent3f12191f29c500c4adcffdcca73d74cdd93c1853 (diff)
exynos: fimg2d: follow-up fix for G2D_COEFF_MODE_GB_COLOR
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>
-rw-r--r--exynos/exynos_fimg2d.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/exynos/exynos_fimg2d.h b/exynos/exynos_fimg2d.h
index f76f2a9f..9db0c88b 100644
--- a/exynos/exynos_fimg2d.h
+++ b/exynos/exynos_fimg2d.h
@@ -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,