From 60d8edd415e9da63599c7601707ca78ad74a927e Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 11 Nov 2015 23:14:39 -0500 Subject: drm: add drm_pcie_get_max_link_width helper (v2) Add a helper to get the max link width of the port. Similar to the helper to get the max link speed. v2: fix typo in commit message Reviewed-by: Jammy Zhou Signed-off-by: Alex Deucher --- include/drm/drmP.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/drm') diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 30d4a5a495e2..bd5d2c536ddc 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -1098,6 +1098,7 @@ static inline int drm_pci_set_busid(struct drm_device *dev, #define DRM_PCIE_SPEED_80 4 extern int drm_pcie_get_speed_cap_mask(struct drm_device *dev, u32 *speed_mask); +extern int drm_pcie_get_max_link_width(struct drm_device *dev, u32 *mlw); /* platform section */ extern int drm_platform_init(struct drm_driver *driver, struct platform_device *platform_device); -- cgit v1.2.3