[PATCH] drm: Clean up drm Makefile

[Xinliang Liu]

This patch clean up the drm root directory's Makefile.
Make core and device drivers configuration list sorted Alphabetically.

Signed-off-by: Xinliang Liu <xinliang.liu at linaro.org>
Reviewed-by: Xinwei Kong <kong.kongxinwei at hisilicon.com>
Reviewed-by: Yifan Liu <liu_fanyi at 163.com>

---
 drivers/gpu/drm/Makefile | 84 +++++++++++++++++++++++++-----------------------
 1 file changed, 43 insertions(+), 41 deletions(-)

diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile
index 1e9ff4c3e3db..600df604e767 100644
--- a/drivers/gpu/drm/Makefile
+++ b/drivers/gpu/drm/Makefile
@@ -2,6 +2,9 @@
 # Makefile for the drm device driver.  This driver provides support for the
 # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
 
+# core. Please keep this list sorted alphabetically
+drm-$(CONFIG_PCI) += ati_pcigart.o
+
 drm-y       :=	drm_auth.o drm_bufs.o drm_cache.o \
 		drm_context.o drm_dma.o \
 		drm_fops.o drm_gem.o drm_ioctl.o drm_irq.o \
@@ -13,65 +16,64 @@ drm-y       :=	drm_auth.o drm_bufs.o drm_cache.o \
 		drm_trace_points.o drm_global.o drm_prime.o \
 		drm_rect.o drm_vma_manager.o drm_flip_work.o \
 		drm_modeset_lock.o drm_atomic.o drm_bridge.o
+obj-$(CONFIG_DRM)	+= drm.o
+drm-y += $(drm-m)
 
-drm-$(CONFIG_COMPAT) += drm_ioc32.o
-drm-$(CONFIG_DRM_GEM_CMA_HELPER) += drm_gem_cma_helper.o
-drm-$(CONFIG_PCI) += ati_pcigart.o
-drm-$(CONFIG_DRM_PANEL) += drm_panel.o
-drm-$(CONFIG_OF) += drm_of.o
 drm-$(CONFIG_AGP) += drm_agpsupport.o
-
-drm-y += $(drm-m)
+drm-$(CONFIG_DRM_GEM_CMA_HELPER) += drm_gem_cma_helper.o
+drm-$(CONFIG_COMPAT) += drm_ioc32.o
 
 drm_kms_helper-y := drm_crtc_helper.o drm_dp_helper.o drm_probe_helper.o \
 		drm_plane_helper.o drm_dp_mst_topology.o drm_atomic_helper.o
 drm_kms_helper-$(CONFIG_DRM_LOAD_EDID_FIRMWARE) += drm_edid_load.o
 drm_kms_helper-$(CONFIG_DRM_FBDEV_EMULATION) += drm_fb_helper.o
 drm_kms_helper-$(CONFIG_DRM_KMS_CMA_HELPER) += drm_fb_cma_helper.o
-
 obj-$(CONFIG_DRM_KMS_HELPER) += drm_kms_helper.o
 
-CFLAGS_drm_trace_points.o := -I$(src)
-
-obj-$(CONFIG_DRM)	+= drm.o
 obj-$(CONFIG_DRM_MIPI_DSI) += drm_mipi_dsi.o
+drm-$(CONFIG_OF) += drm_of.o
+drm-$(CONFIG_DRM_PANEL) += drm_panel.o
 obj-$(CONFIG_DRM_TTM)	+= ttm/
-obj-$(CONFIG_DRM_TDFX)	+= tdfx/
-obj-$(CONFIG_DRM_R128)	+= r128/
-obj-$(CONFIG_HSA_AMD) += amd/amdkfd/
-obj-$(CONFIG_DRM_RADEON)+= radeon/
+
+CFLAGS_drm_trace_points.o := -I$(src)
+
+# device drivers. Please keep this list sorted alphabetically
 obj-$(CONFIG_DRM_AMDGPU)+= amd/amdgpu/
-obj-$(CONFIG_DRM_MGA)	+= mga/
+obj-$(CONFIG_HSA_AMD) += amd/amdkfd/
+obj-$(CONFIG_DRM_ARMADA) += armada/
+obj-$(CONFIG_DRM_AST) += ast/
+obj-$(CONFIG_DRM_ATMEL_HLCDC)	+= atmel-hlcdc/
+obj-$(CONFIG_DRM_BOCHS) += bochs/
+obj-y			+= bridge/
+obj-$(CONFIG_DRM_CIRRUS_QEMU) += cirrus/
+obj-$(CONFIG_DRM_EXYNOS) += exynos/
+obj-$(CONFIG_DRM_FSL_DCU) += fsl-dcu/
+obj-$(CONFIG_DRM_GMA500) += gma500/
+obj-y			+= i2c/
 obj-$(CONFIG_DRM_I810)	+= i810/
 obj-$(CONFIG_DRM_I915)  += i915/
+obj-$(CONFIG_DRM_IMX) += imx/
+obj-$(CONFIG_DRM_MGA)	+= mga/
 obj-$(CONFIG_DRM_MGAG200) += mgag200/
-obj-$(CONFIG_DRM_VC4)  += vc4/
-obj-$(CONFIG_DRM_CIRRUS_QEMU) += cirrus/
-obj-$(CONFIG_DRM_SIS)   += sis/
-obj-$(CONFIG_DRM_SAVAGE)+= savage/
-obj-$(CONFIG_DRM_VMWGFX)+= vmwgfx/
-obj-$(CONFIG_DRM_VIA)	+=via/
-obj-$(CONFIG_DRM_VGEM)	+= vgem/
+obj-$(CONFIG_DRM_MSM) += msm/
 obj-$(CONFIG_DRM_NOUVEAU) +=nouveau/
-obj-$(CONFIG_DRM_EXYNOS) +=exynos/
-obj-$(CONFIG_DRM_ROCKCHIP) +=rockchip/
-obj-$(CONFIG_DRM_GMA500) += gma500/
-obj-$(CONFIG_DRM_UDL) += udl/
-obj-$(CONFIG_DRM_AST) += ast/
-obj-$(CONFIG_DRM_ARMADA) += armada/
-obj-$(CONFIG_DRM_ATMEL_HLCDC)	+= atmel-hlcdc/
+obj-$(CONFIG_DRM_OMAP)	+= omapdrm/
+obj-y			+= panel/
+obj-$(CONFIG_DRM_QXL) += qxl/
+obj-$(CONFIG_DRM_R128)	+= r128/
+obj-$(CONFIG_DRM_RADEON)+= radeon/
 obj-$(CONFIG_DRM_RCAR_DU) += rcar-du/
+obj-$(CONFIG_DRM_ROCKCHIP) +=rockchip/
+obj-$(CONFIG_DRM_SAVAGE)+= savage/
 obj-$(CONFIG_DRM_SHMOBILE) +=shmobile/
-obj-$(CONFIG_DRM_OMAP)	+= omapdrm/
+obj-$(CONFIG_DRM_SIS)   += sis/
+obj-$(CONFIG_DRM_STI) += sti/
+obj-$(CONFIG_DRM_TDFX)	+= tdfx/
+obj-$(CONFIG_DRM_TEGRA) += tegra/
 obj-y			+= tilcdc/
-obj-$(CONFIG_DRM_QXL) += qxl/
-obj-$(CONFIG_DRM_BOCHS) += bochs/
+obj-$(CONFIG_DRM_UDL) += udl/
+obj-$(CONFIG_DRM_VC4)  += vc4/
+obj-$(CONFIG_DRM_VGEM)	+= vgem/
+obj-$(CONFIG_DRM_VIA)	+=via/
 obj-$(CONFIG_DRM_VIRTIO_GPU) += virtio/
-obj-$(CONFIG_DRM_MSM) += msm/
-obj-$(CONFIG_DRM_TEGRA) += tegra/
-obj-$(CONFIG_DRM_STI) += sti/
-obj-$(CONFIG_DRM_IMX) += imx/
-obj-y			+= i2c/
-obj-y			+= panel/
-obj-y			+= bridge/
-obj-$(CONFIG_DRM_FSL_DCU) += fsl-dcu/
+obj-$(CONFIG_DRM_VMWGFX)+= vmwgfx/
-- 
1.9.1