131 /* plane stride in pixels */
135 	unsigned int stride;  in intel_fbc_plane_stride()  local
137 	stride = plane_state->view.color_plane[0].mapping_stride;  in intel_fbc_plane_stride()
139 		stride /= fb->format->cpp[0];  in intel_fbc_plane_stride()
141 	return stride;  in intel_fbc_plane_stride()
149 /* plane stride based cfb stride in bytes, assuming 1:1 compression limit */
157 /* minimum acceptable cfb stride in bytes, assuming 1:1 compression limit */
163 	unsigned int stride;  in skl_fbc_min_cfb_stride()  local
165 	/* minimum segment stride we can use */  in skl_fbc_min_cfb_stride()
166 	stride = width * cpp * height / limit;  in skl_fbc_min_cfb_stride()
173 		stride += 64;  in skl_fbc_min_cfb_stride()
179 	stride = ALIGN(stride, 512);  in skl_fbc_min_cfb_stride()
182 	return stride * limit / height;  in skl_fbc_min_cfb_stride()
185 /* properly aligned cfb stride in bytes, assuming 1:1 compression limit */
188 					  unsigned int stride)  in _intel_fbc_cfb_stride()  argument
196 		return max(ALIGN(stride, 512), skl_fbc_min_cfb_stride(display, cpp, width));  in _intel_fbc_cfb_stride()
198 		return stride;  in _intel_fbc_cfb_stride()
204 	unsigned int stride = intel_fbc_plane_cfb_stride(plane_state);  in intel_fbc_cfb_stride()  local
208 	return _intel_fbc_cfb_stride(display, cpp, width, stride);  in intel_fbc_cfb_stride()
229 					unsigned int height, unsigned int stride)  in _intel_fbc_cfb_size()  argument
231 	return min(height, intel_fbc_max_cfb_height(display)) * stride;  in _intel_fbc_cfb_size()
246 	unsigned int stride = intel_fbc_plane_cfb_stride(plane_state);  in intel_fbc_override_cfb_stride()  local
250 	 * Override stride in 64 byte units per 4 line segment.  in intel_fbc_override_cfb_stride()
252 	 * Gen9 hw miscalculates cfb stride for linear as  in intel_fbc_override_cfb_stride()
256 	if (stride != stride_aligned ||  in intel_fbc_override_cfb_stride()
948 	unsigned int stride = intel_fbc_plane_stride(plane_state) *  in i8xx_fbc_stride_is_valid()  local
951 	return stride == 4096 || stride == 8192;  in i8xx_fbc_stride_is_valid()
957 	unsigned int stride = intel_fbc_plane_stride(plane_state) *  in i965_fbc_stride_is_valid()  local
960 	return stride >= 2048 && stride <= 16384;  in i965_fbc_stride_is_valid()
971 	unsigned int stride = intel_fbc_plane_stride(plane_state) *  in skl_fbc_stride_is_valid()  local
975 	if (fb->modifier == DRM_FORMAT_MOD_LINEAR && stride & 511)  in skl_fbc_stride_is_valid()
1372 		plane_state->no_fbc_reason = "stride not supported";  in intel_fbc_check_plane()