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Code Issues Releases Wiki Activity

drm/modes: drop maxPitch from drm_mode_validate_size

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Totally unused and actually redundant with maxX for display mode
validation. The fb helper otoh needs to check pitch limits,
but that is delegated into drivers instead.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2014-01-23 16:39:31 +01:00
parent ba0c2422d7
commit 3e70292cd4
3 changed files with 3 additions and 8 deletions
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3
drivers/gpu/drm/drm_crtc_helper.c
View file

@ -176,8 +176,7 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector,
drm_mode_connector_list_update(connector);
if (maxX && maxY)
drm_mode_validate_size(dev, &connector->modes, maxX,
maxY, 0);
drm_mode_validate_size(dev, &connector->modes, maxX, maxY);
if (connector->interlace_allowed)
mode_flags |= DRM_MODE_FLAG_INTERLACE;

6
drivers/gpu/drm/drm_modes.c
View file

@ -889,7 +889,6 @@ EXPORT_SYMBOL(drm_mode_equal_no_clocks_no_stereo);
* @mode_list: list of modes to check
* @maxX: maximum width
* @maxY: maximum height
* @maxPitch: max pitch
*
* The DRM device (@dev) has size and pitch limits. Here we validate the
* modes we probed for @dev against those limits and set their status as
@ -897,14 +896,11 @@ EXPORT_SYMBOL(drm_mode_equal_no_clocks_no_stereo);
*/
void drm_mode_validate_size(struct drm_device *dev,
struct list_head *mode_list,
int maxX, int maxY, int maxPitch)
int maxX, int maxY)
{
struct drm_display_mode *mode;
list_for_each_entry(mode, mode_list, head) {
if (maxPitch > 0 && mode->hdisplay > maxPitch)
mode->status = MODE_BAD_WIDTH;
if (maxX > 0 && mode->hdisplay > maxX)
mode->status = MODE_VIRTUAL_X;

2
include/drm/drm_modes.h
View file

@ -212,7 +212,7 @@ bool drm_mode_equal_no_clocks_no_stereo(const struct drm_display_mode *mode1,
/* for use by the crtc helper probe functions */
void drm_mode_validate_size(struct drm_device *dev,
struct list_head *mode_list,
int maxX, int maxY, int maxPitch);
int maxX, int maxY);
void drm_mode_prune_invalid(struct drm_device *dev,
struct list_head *mode_list, bool verbose);
void drm_mode_sort(struct list_head *mode_list);