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Subject[PATCH 1/4] drm/exynos/mixer: move format definitions to regs-mixer
Date
These constants directly define register values, so move them to the
register definition header.

Also, the logic used for setting fmt from bpp is either/or, so just use
if/else.

** No functional change

Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>
---
drivers/gpu/drm/exynos/exynos_mixer.c | 19 ++++---------------
drivers/gpu/drm/exynos/regs-mixer.h | 4 ++++
2 files changed, 8 insertions(+), 15 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index ce28881..475eb49 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -518,21 +518,10 @@ static void mixer_graph_buffer(struct mixer_context *ctx, int win)

win_data = &ctx->win_data[win];

- #define RGB565 4
- #define ARGB1555 5
- #define ARGB4444 6
- #define ARGB8888 7
-
- switch (win_data->bpp) {
- case 16:
- fmt = ARGB4444;
- break;
- case 32:
- fmt = ARGB8888;
- break;
- default:
- fmt = ARGB8888;
- }
+ if (win_data->bpp == 16)
+ fmt = MXR_GRP_CFG_FORMAT_ARGB4444;
+ else
+ fmt = MXR_GRP_CFG_FORMAT_ARGB8888;

/* 2x scaling feature */
x_ratio = 0;
diff --git a/drivers/gpu/drm/exynos/regs-mixer.h b/drivers/gpu/drm/exynos/regs-mixer.h
index 4537026..785a97a 100644
--- a/drivers/gpu/drm/exynos/regs-mixer.h
+++ b/drivers/gpu/drm/exynos/regs-mixer.h
@@ -114,6 +114,10 @@
#define MXR_GRP_CFG_PIXEL_BLEND_EN (1 << 16)
#define MXR_GRP_CFG_FORMAT_VAL(x) MXR_MASK_VAL(x, 11, 8)
#define MXR_GRP_CFG_FORMAT_MASK MXR_GRP_CFG_FORMAT_VAL(~0)
+#define MXR_GRP_CFG_FORMAT_RGB565 4
+#define MXR_GRP_CFG_FORMAT_ARGB1555 5
+#define MXR_GRP_CFG_FORMAT_ARGB4444 6
+#define MXR_GRP_CFG_FORMAT_ARGB8888 7
#define MXR_GRP_CFG_ALPHA_VAL(x) MXR_MASK_VAL(x, 7, 0)

/* bits for MXR_GRAPHICn_WH */
--
1.9.1.423.g4596e3a


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