From: Gustavo Padovan <gustavo.padovan@xxxxxxxxxxxxxxx>
We need to get hdisplay and vdisplay in a few places so create a
helper to make our job easier.
Suggested-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Signed-off-by: Gustavo Padovan <gustavo.padovan@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/drm_crtc.c | 20 +++++++++++++-------
drivers/gpu/drm/i915/intel_display.c | 6 +++---
include/drm/drm_crtc.h | 2 ++
3 files changed, 18 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index b702106..7c0bf9f 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -2490,6 +2490,17 @@ int drm_mode_set_config_internal(struct drm_mode_set *set)
}
EXPORT_SYMBOL(drm_mode_set_config_internal);
+void drm_crtc_get_hv_timing(const struct drm_display_mode *mode,
+ int *hdisplay, int *vdisplay)
+{
+ struct drm_display_mode adjusted = *mode;
+
+ drm_mode_set_crtcinfo(&adjusted, CRTC_STEREO_DOUBLE);
+ *hdisplay = adjusted.crtc_hdisplay;
+ *vdisplay = adjusted.crtc_vdisplay;
+}
+EXPORT_SYMBOL(drm_crtc_get_hv_timing);
+
/**
* drm_crtc_check_viewport - Checks that a framebuffer is big enough for the
* CRTC viewport
@@ -2510,13 +2521,8 @@ int drm_crtc_check_viewport(const struct drm_crtc *crtc,
hdisplay = mode->hdisplay;
vdisplay = mode->vdisplay;
- if (drm_mode_is_stereo(mode)) {
- struct drm_display_mode adjusted = *mode;
-
- drm_mode_set_crtcinfo(&adjusted, CRTC_STEREO_DOUBLE);
- hdisplay = adjusted.crtc_hdisplay;
- vdisplay = adjusted.crtc_vdisplay;
- }
+ if (drm_mode_is_stereo(mode))
+ drm_crtc_get_hv_timing(mode, &hdisplay, &vdisplay);
if (crtc->invert_dimensions)
swap(hdisplay, vdisplay);
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index f9ab8aa..fd5251b 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -10056,9 +10056,9 @@ intel_modeset_pipe_config(struct drm_crtc *crtc,
* computation to clearly distinguish it from the adjusted mode, which
* can be changed by the connectors in the below retry loop.
*/
- drm_mode_set_crtcinfo(&pipe_config->requested_mode, CRTC_STEREO_DOUBLE);
- pipe_config->pipe_src_w = pipe_config->requested_mode.crtc_hdisplay;
- pipe_config->pipe_src_h = pipe_config->requested_mode.crtc_vdisplay;
+ drm_crtc_get_hv_timing(&pipe_config->requested_mode,
+ &pipe_config->pipe_src_w,
+ &pipe_config->pipe_src_h);
encoder_retry:
/* Ensure the port clock defaults are reset when retrying. */
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index c40070a..9b2f6b5 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -950,6 +950,8 @@ extern int drm_plane_init(struct drm_device *dev,
extern void drm_plane_cleanup(struct drm_plane *plane);
extern unsigned int drm_plane_index(struct drm_plane *plane);
extern void drm_plane_force_disable(struct drm_plane *plane);
+extern void drm_crtc_get_hv_timing(const struct drm_display_mode *mode,
+ int *hdisplay, int *vdisplay);
extern int drm_crtc_check_viewport(const struct drm_crtc *crtc,
int x, int y,
const struct drm_display_mode *mode,
--
1.9.3
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