drm: add more encoder interfaces

2 files changed, 10 insertions, 0 deletions

diff --git a/libdrm/xf86drmMode.c b/libdrm/xf86drmMode.c
index e5798f96..672a5e2a 100644
--- a/libdrm/xf86drmMode.c
+++ b/libdrm/xf86drmMode.c
@@ -381,6 +381,8 @@ drmModeOutputPtr drmModeGetOutput(int fd, uint32_t output_id)
 	out.count_props  = 0;
 	out.props_ptr    = 0;
 	out.prop_values_ptr = 0;
+	out.count_encoders  = 0;
+	out.encoders_ptr = 0;
 
 	if (ioctl(fd, DRM_IOCTL_MODE_GETOUTPUT, &out))
 		return 0;
@@ -393,6 +395,9 @@ drmModeOutputPtr drmModeGetOutput(int fd, uint32_t output_id)
 	if (out.count_modes)
 		out.modes_ptr = VOID2U64(drmMalloc(out.count_modes*sizeof(struct drm_mode_modeinfo)));
 
+	if (out.count_encoders)
+		out.encoders_ptr = VOID2U64(drmMalloc(out.count_encoders*sizeof(uint32_t)));
+
 	if (ioctl(fd, DRM_IOCTL_MODE_GETOUTPUT, &out))
 		goto err_allocs;
 
@@ -416,6 +421,8 @@ drmModeOutputPtr drmModeGetOutput(int fd, uint32_t output_id)
 	r->props        = drmAllocCpy(U642VOID(out.props_ptr), out.count_props, sizeof(uint32_t));
 	r->prop_values  = drmAllocCpy(U642VOID(out.prop_values_ptr), out.count_props, sizeof(uint64_t));
 	r->modes        = drmAllocCpy(U642VOID(out.modes_ptr), out.count_modes, sizeof(struct drm_mode_modeinfo));
+	r->count_encoders = out.count_encoders;
+	r->encoders     = drmAllocCpy(U642VOID(out.encoders_ptr), out.count_encoders, sizeof(uint32_t));
 	r->output_type  = out.output_type;
 	r->output_type_id = out.output_type_id;
 
@@ -423,6 +430,7 @@ err_allocs:
 	drmFree(U642VOID(out.prop_values_ptr));
 	drmFree(U642VOID(out.props_ptr));
 	drmFree(U642VOID(out.modes_ptr));
+	drmFree(U642VOID(out.encoders_ptr));
 
 	return r;
 }
diff --git a/libdrm/xf86drmMode.h b/libdrm/xf86drmMode.h
index a5ecd099..601a6460 100644
--- a/libdrm/xf86drmMode.h
+++ b/libdrm/xf86drmMode.h
@@ -154,6 +154,8 @@ typedef struct _drmModeOutput {
 	uint32_t *props; /**< List of property ids */
 	uint64_t *prop_values; /**< List of property values */
 
+	int count_encoders;
+	uint32_t *encoders; /**< List of encoder ids */
 } drmModeOutput, *drmModeOutputPtr;