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drm/exynos: simplify calculation of possible CRTCs

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All CRTCs can only be LCD, HDMI or VIDI, so basically all CRTCs will be a
possible CRTCs. This patch removes an extra function with switch that was
only checking if the CRTC type was one of those three above.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Gustavo Padovan 2015-08-05 20:24:15 -03:00 • committed by Inki Dae
parent a090f45ff0
commit d1fa72d0a6
1 changed files with 6 additions and 25 deletions
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31
drivers/gpu/drm/exynos/exynos_drm_encoder.c
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@ -105,36 +105,17 @@ static struct drm_encoder_funcs exynos_encoder_funcs = {
.destroy = exynos_drm_encoder_destroy, .destroy = exynos_drm_encoder_destroy,
}; };
static unsigned int exynos_drm_encoder_clones(struct drm_encoder *encoder)
{
struct drm_encoder *clone;
struct drm_device *dev = encoder->dev;
struct exynos_drm_encoder *exynos_encoder = to_exynos_encoder(encoder);
struct exynos_drm_display *display = exynos_encoder->display;
unsigned int clone_mask = 0;
int cnt = 0;
list_for_each_entry(clone, &dev->mode_config.encoder_list, head) {
switch (display->type) {
case EXYNOS_DISPLAY_TYPE_LCD:
case EXYNOS_DISPLAY_TYPE_HDMI:
case EXYNOS_DISPLAY_TYPE_VIDI:
clone_mask |= (1 << (cnt++));
break;
default:
continue;
}
}
return clone_mask;
}
void exynos_drm_encoder_setup(struct drm_device *dev) void exynos_drm_encoder_setup(struct drm_device *dev)
{ {
struct drm_encoder *encoder; struct drm_encoder *encoder;
unsigned int clone_mask = 0;
int cnt = 0;
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) list_for_each_entry(encoder, &dev->mode_config.encoder_list, head)
encoder->possible_clones = exynos_drm_encoder_clones(encoder); clone_mask |= (1 << (cnt++));
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head)
encoder->possible_clones = clone_mask;
} }
struct drm_encoder * struct drm_encoder *