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drm/exynos: 'win' is always unsigned

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The index for the hardware layer is always >=0. Previous
code that also used -1 as special index is now gone.

Also apply this to 'ch_enabled' (decon/fimd), since the
variable is on the same line (and is again always unsigned).

Signed-off-by: Tobias Jakobi <tjakobi@math.uni-bielefeld.de>
Reviewed-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Tobias Jakobi
2015-05-06 14:10:22 +02:00
committed by Inki Dae
parent c0734fbaf4
commit 5b1d5bc690
3 changed files with 9 additions and 7 deletions
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7
drivers/gpu/drm/exynos/exynos_mixer.c
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@@ -333,7 +333,8 @@ static void mixer_cfg_rgb_fmt(struct mixer_context *ctx, unsigned int height)
mixer_reg_writemask(res, MXR_CFG, val, MXR_CFG_RGB_FMT_MASK);
}
static void mixer_cfg_layer(struct mixer_context *ctx, int win, bool enable)
static void mixer_cfg_layer(struct mixer_context *ctx, unsigned int win,
bool enable)
{
struct mixer_resources *res = &ctx->mixer_res;
u32 val = enable ? ~0 : 0;
@@ -379,7 +380,7 @@ static void mixer_stop(struct mixer_context *ctx)
usleep_range(10000, 12000);
}
static void vp_video_buffer(struct mixer_context *ctx, int win)
static void vp_video_buffer(struct mixer_context *ctx, unsigned int win)
{
struct mixer_resources *res = &ctx->mixer_res;
unsigned long flags;
@@ -511,7 +512,7 @@ fail:
return -ENOTSUPP;
}
static void mixer_graph_buffer(struct mixer_context *ctx, int win)
static void mixer_graph_buffer(struct mixer_context *ctx, unsigned int win)
{
struct mixer_resources *res = &ctx->mixer_res;
unsigned long flags;