AuxXxilium/linux_dsm_epyc7002
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drm/exynos: Don't keep dpms state in encoder

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This patch removes the dpms state tracking in encoder. This
state is at best confusing and at worst incorrect since the display
drivers can turn on and off without propagating the value.

Signed-off-by: Sean Paul <seanpaul@chromium.org>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Sean Paul 2014-01-30 16:19:10 -05:00 committed by Inki Dae
parent 54c40dede1
commit 558de5c138
1 changed files with 0 additions and 17 deletions
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17
drivers/gpu/drm/exynos/exynos_drm_encoder.c
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@ -28,32 +28,22 @@
* @drm_encoder: encoder object.
* @manager: specific encoder has its own manager to control a hardware
* appropriately and we can access a hardware drawing on this manager.
* @dpms: store the encoder dpms value.
*/
struct exynos_drm_encoder {
struct drm_crtc *old_crtc;
struct drm_encoder drm_encoder;
struct exynos_drm_manager *manager;
int dpms;
};
static void exynos_drm_encoder_dpms(struct drm_encoder *encoder, int mode)
{
struct exynos_drm_manager *manager = exynos_drm_get_manager(encoder);
struct exynos_drm_encoder *exynos_encoder = to_exynos_encoder(encoder);
struct exynos_drm_display_ops *display_ops = manager->display_ops;
DRM_DEBUG_KMS("encoder dpms: %d\n", mode);
if (exynos_encoder->dpms == mode) {
DRM_DEBUG_KMS("desired dpms mode is same as previous one.\n");
return;
}
if (display_ops && display_ops->dpms)
display_ops->dpms(manager->ctx, mode);
exynos_encoder->dpms = mode;
}
static bool
@ -157,12 +147,6 @@ static void exynos_drm_encoder_commit(struct drm_encoder *encoder)
if (manager_ops && manager_ops->commit)
manager_ops->commit(manager);
/*
* In case of setcrtc, there is no way to update encoder's dpms
* so update it here.
*/
exynos_encoder->dpms = DRM_MODE_DPMS_ON;
}
void exynos_drm_encoder_complete_scanout(struct drm_framebuffer *fb)
@ -281,7 +265,6 @@ exynos_drm_encoder_create(struct drm_device *dev,
if (!exynos_encoder)
return NULL;
exynos_encoder->dpms = DRM_MODE_DPMS_OFF;
exynos_encoder->manager = manager;
encoder = &exynos_encoder->drm_encoder;
encoder->possible_crtcs = possible_crtcs;