diff --git a/drivers/video/drm/i915/utils.c b/drivers/video/drm/i915/utils.c
index 8d3a0d436b..6d7011a9b1 100644
--- a/drivers/video/drm/i915/utils.c
+++ b/drivers/video/drm/i915/utils.c
@@ -267,7 +267,6 @@ void *kmemdup(const void *src, size_t len, gfp_t gfp)
 }
 
 
-
 void msleep(unsigned int msecs)
 {
     msecs /= 10;
diff --git a/drivers/video/drm/radeon/Makefile b/drivers/video/drm/radeon/Makefile
index 588289cd2c..35b280582b 100644
--- a/drivers/video/drm/radeon/Makefile
+++ b/drivers/video/drm/radeon/Makefile
@@ -1,42 +1,45 @@
-CC = gcc
+CC = kos32-gcc
 LD = ld
 AS = as
 FASM = fasm.exe
 
-DEFINES	 = -D__KERNEL__ -DCONFIG_X86_32 -DCONFIG_X86_CMPXCHG64 -DCONFIG_TINY_RCU
-DEFINES += -DCONFIG_X86_L1_CACHE_SHIFT=6
-DEFINES += -DCONFIG_DRM_FBDEV_EMULATION -DCONFIG_DMI -DCONFIG_ARCH_HAS_CACHE_LINE_SIZE
+DEFINES	 = -DDRM_DEBUG_CODE=0 -D__KERNEL__ -DCONFIG_X86 -DCONFIG_X86_32 -DCONFIG_PCI
+DEFINES += -DCONFIG_X86_CMPXCHG64 -DCONFIG_TINY_RCU -DCONFIG_X86_L1_CACHE_SHIFT=6
+DEFINES += -DCONFIG_DRM_FBDEV_EMULATION -DCONFIG_DMI
+DEFINES += -DKBUILD_MODNAME=\"ati.dll\"
 
-DRV_TOPDIR   = $(CURDIR)/../../..
+DDK_TOPDIR   = $(CURDIR)/../../..
+DDK_INCLUDES = $(DRV_TOPDIR)/include
 DRM_TOPDIR   = $(CURDIR)/..
 
-DRV_INCLUDES = $(DRV_TOPDIR)/include
-
-INCLUDES =	-I$(DRV_INCLUDES)	\
-		-I$(DRV_INCLUDES)/asm 	\
-		-I$(DRV_INCLUDES)/uapi	\
-		-I$(DRV_INCLUDES)/drm -I./ -I$(DRV_INCLUDES)
+INCLUDES =	-I$(DDK_INCLUDES)	\
+		-I$(DDK_INCLUDES)/asm 	\
+		-I$(DDK_INCLUDES)/uapi	\
+		-I$(DDK_INCLUDES)/drm -I./
 
 CFLAGS= -c -O2 $(INCLUDES) $(DEFINES) -march=i686 -fno-ident -fomit-frame-pointer -fno-builtin-printf
 CFLAGS+= -mno-stack-arg-probe -mpreferred-stack-boundary=2 -mincoming-stack-boundary=2 -mno-ms-bitfields
 
-LIBPATH:= $(DRV_TOPDIR)/ddk
+LIBPATH:= $(DDK_TOPDIR)
 
 LIBS:=    -lddk -lcore -lgcc
 
-LDFLAGS = -nostdlib -shared -s -Map atikms.map --image-base 0\
+PE_FLAGS = --major-os-version 0 --minor-os-version 7 --major-subsystem-version 0 \
+          --minor-subsystem-version 5 --subsystem native
+
+LDFLAGS = -nostdlib -shared -s $(PE_FLAGS) --image-base 0\
 	  --file-alignment 512 --section-alignment 4096
 
 
 NAME:=	  atikms
 
-HFILES:=     		$(DRV_INCLUDES)/linux/types.h		\
-			$(DRV_INCLUDES)/linux/list.h		\
-			$(DRV_INCLUDES)/linux/pci.h		\
-			$(DRV_INCLUDES)/drm/drmP.h		\
-			$(DRV_INCLUDES)/drm/drm_edid.h		\
-			$(DRV_INCLUDES)/drm/drm_crtc.h		\
-			$(DRV_INCLUDES)/drm/drm_mm.h		\
+HFILES:=     		$(DDK_INCLUDES)/linux/types.h		\
+			$(DDK_INCLUDES)/linux/list.h		\
+			$(DDK_INCLUDES)/linux/pci.h		\
+			$(DDK_INCLUDES)/drm/drmP.h		\
+			$(DDK_INCLUDES)/drm/drm_edid.h		\
+			$(DDK_INCLUDES)/drm/drm_crtc.h		\
+			$(DDK_INCLUDES)/drm/drm_mm.h		\
 			atom.h					\
 			radeon.h				\
 			radeon_asic.h
@@ -233,7 +236,7 @@ $(NAME).dll: $(NAME_OBJS) $(FW_BINS) $(SRC_DEP) $(HFILES) $(LIBPATH)/libcore.a $
 
 
 %.o : %.c $(HFILES) Makefile
-	$(CC) $(CFLAGS) $(DEFINES) -o $@ $<
+	$(CC) $(CFLAGS) -o $@ $<
 
 %.o : %.S $(HFILES) Makefile
 	$(AS) -o $@ $<
diff --git a/drivers/video/drm/radeon/Makefile.lto b/drivers/video/drm/radeon/Makefile.lto
index 354a4d5aa8..f1be64f0de 100644
--- a/drivers/video/drm/radeon/Makefile.lto
+++ b/drivers/video/drm/radeon/Makefile.lto
@@ -5,8 +5,10 @@ LD = ld
 AS = as
 FASM = fasm
 
-DEFINES	 = -D__KERNEL__ -DCONFIG_X86_32 -DCONFIG_TINY_RCU -DCONFIG_X86_L1_CACHE_SHIFT=6
-DEFINES += -DCONFIG_ARCH_HAS_CACHE_LINE_SIZE
+DEFINES	 = -DDRM_DEBUG_CODE=0 -D__KERNEL__ -DCONFIG_X86 -DCONFIG_X86_32 -DCONFIG_PCI
+DEFINES += -DCONFIG_X86_CMPXCHG64 -DCONFIG_TINY_RCU -DCONFIG_X86_L1_CACHE_SHIFT=6
+DEFINES += -DCONFIG_DRM_FBDEV_EMULATION -DCONFIG_DMI
+DEFINES += -DKBUILD_MODNAME=\"ati.dll\"
 
 DDK_TOPDIR      = d:\kos\kolibri\drivers\ddk
 DRV_INCLUDES    = /d/kos/kolibri/drivers/include
@@ -36,7 +38,6 @@ NAME:=	  atikms
 HFILES:=     		$(DRV_INCLUDES)/linux/types.h		\
 			$(DRV_INCLUDES)/linux/list.h		\
 			$(DRV_INCLUDES)/linux/pci.h		\
-			$(DRV_INCLUDES)/drm/drm.h		\
 			$(DRV_INCLUDES)/drm/drmP.h		\
 			$(DRV_INCLUDES)/drm/drm_edid.h		\
 			$(DRV_INCLUDES)/drm/drm_crtc.h		\
@@ -55,10 +56,14 @@ NAME_SRC=							\
 			../ttm/ttm_memory.c			\
 			../ttm/ttm_page_alloc.c			\
 			../ttm/ttm_tt.c				\
+			$(DRM_TOPDIR)/drm_atomic.c		\
+			$(DRM_TOPDIR)/drm_atomic_helper.c	\
+			$(DRM_TOPDIR)/drm_bridge.c		\
 			$(DRM_TOPDIR)/drm_cache.c		\
 			$(DRM_TOPDIR)/drm_crtc.c		\
 			$(DRM_TOPDIR)/drm_crtc_helper.c		\
 			$(DRM_TOPDIR)/drm_dp_helper.c		\
+			$(DRM_TOPDIR)/drm_dp_mst_topology.c	\
 			$(DRM_TOPDIR)/drm_drv.c			\
 			$(DRM_TOPDIR)/drm_edid.c		\
 			$(DRM_TOPDIR)/drm_fb_helper.c		\
@@ -106,6 +111,7 @@ NAME_SRC=							\
 			radeon_agp.c				\
 			radeon_asic.c				\
 			radeon_atombios.c			\
+			radeon_audio.c				\
 			radeon_benchmark.c			\
 			radeon_bios.c				\
 			radeon_combios.c			\
@@ -113,6 +119,8 @@ NAME_SRC=							\
 			radeon_cs.c				\
 			radeon_clocks.c				\
 			radeon_display.c			\
+			radeon_dp_auxch.c			\
+			radeon_dp_mst.c				\
 			radeon_encoders.c			\
 			radeon_fence.c				\
 			radeon_fb.c				\
@@ -121,6 +129,7 @@ NAME_SRC=							\
 			radeon_i2c.c				\
 			radeon_ib.c				\
 			radeon_irq_kms.c			\
+			radeon_kms.c				\
 			radeon_legacy_crtc.c			\
 			radeon_legacy_encoders.c		\
 			radeon_legacy_tv.c			\
@@ -129,6 +138,7 @@ NAME_SRC=							\
 			radeon_ring.c				\
 			radeon_sa.c				\
 			radeon_semaphore.c			\
+			radeon_sync.c				\
 			radeon_test.c				\
 			radeon_ttm.c				\
 			radeon_ucode.c				\
@@ -145,7 +155,6 @@ NAME_SRC=							\
 			rv740_dpm.c				\
 			r520.c					\
 			r600.c					\
-			r600_audio.c				\
 			r600_blit_shaders.c			\
 			r600_cs.c				\
 			r600_dma.c				\
diff --git a/drivers/video/drm/radeon/atom.c b/drivers/video/drm/radeon/atom.c
index 7cbe60b930..3f489db2ee 100644
--- a/drivers/video/drm/radeon/atom.c
+++ b/drivers/video/drm/radeon/atom.c
@@ -93,7 +93,7 @@ static void debug_print_spaces(int n)
 }
 
 #define DEBUG(...) do if (atom_debug) { printk(KERN_DEBUG __VA_ARGS__); } while (0)
-#define SDEBUG(...) do if (atom_debug) { printk(KERN_DEBUG); debug_print_spaces(debug_depth); printk(__VA_ARGS__);} while (0)
+#define SDEBUG(...) do if (atom_debug) { printk(KERN_DEBUG); debug_print_spaces(debug_depth); printk(__VA_ARGS__); } while (0)
 #else
 #define DEBUG(...) do { } while (0)
 #define SDEBUG(...) do { } while (0)
diff --git a/drivers/video/drm/radeon/atombios_crtc.c b/drivers/video/drm/radeon/atombios_crtc.c
index 43e287808f..6e1ca3e5ac 100644
--- a/drivers/video/drm/radeon/atombios_crtc.c
+++ b/drivers/video/drm/radeon/atombios_crtc.c
@@ -25,6 +25,7 @@
  */
 #include <drm/drmP.h>
 #include <drm/drm_crtc_helper.h>
+#include <drm/drm_fb_helper.h>
 #include <drm/radeon_drm.h>
 #include <drm/drm_fixed.h>
 #include "radeon.h"
diff --git a/drivers/video/drm/radeon/atombios_dp.c b/drivers/video/drm/radeon/atombios_dp.c
index d0685b0d35..4d8d53a4c1 100644
--- a/drivers/video/drm/radeon/atombios_dp.c
+++ b/drivers/video/drm/radeon/atombios_dp.c
@@ -315,8 +315,19 @@ int radeon_dp_get_dp_link_config(struct drm_connector *connector,
 	unsigned max_lane_num = drm_dp_max_lane_count(dpcd);
 	unsigned lane_num, i, max_pix_clock;
 
+	if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) ==
+	    ENCODER_OBJECT_ID_NUTMEG) {
 	for (lane_num = 1; lane_num <= max_lane_num; lane_num <<= 1) {
+			max_pix_clock = (lane_num * 270000 * 8) / bpp;
+			if (max_pix_clock >= pix_clock) {
+				*dp_lanes = lane_num;
+				*dp_rate = 270000;
+				return 0;
+			}
+		}
+	} else {
 		for (i = 0; i < ARRAY_SIZE(link_rates) && link_rates[i] <= max_link_rate; i++) {
+			for (lane_num = 1; lane_num <= max_lane_num; lane_num <<= 1) {
 			max_pix_clock = (lane_num * link_rates[i] * 8) / bpp;
 			if (max_pix_clock >= pix_clock) {
 				*dp_lanes = lane_num;
@@ -325,6 +336,7 @@ int radeon_dp_get_dp_link_config(struct drm_connector *connector,
 	}
 }
 	}
+	}
 
 	return -EINVAL;
 }
diff --git a/drivers/video/drm/radeon/atombios_encoders.c b/drivers/video/drm/radeon/atombios_encoders.c
index d4ac8c8373..9de6503b10 100644
--- a/drivers/video/drm/radeon/atombios_encoders.c
+++ b/drivers/video/drm/radeon/atombios_encoders.c
@@ -120,7 +120,6 @@ atombios_set_backlight_level(struct radeon_encoder *radeon_encoder, u8 level)
 		case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
-		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
 			if (dig->backlight_level == 0)
 				atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_LCD_BLOFF, 0, 0);
 			else {
@@ -2774,23 +2773,27 @@ radeon_add_atom_encoder(struct drm_device *dev,
 	case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
 			radeon_encoder->rmx_type = RMX_FULL;
-			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_LVDS);
+			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
+					 DRM_MODE_ENCODER_LVDS, NULL);
 			radeon_encoder->enc_priv = radeon_atombios_get_lvds_info(radeon_encoder);
 		} else {
-			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TMDS);
+			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
+					 DRM_MODE_ENCODER_TMDS, NULL);
 			radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder);
 		}
 		drm_encoder_helper_add(encoder, &radeon_atom_dig_helper_funcs);
 		break;
 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
-		drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_DAC);
+		drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
+				 DRM_MODE_ENCODER_DAC, NULL);
 		radeon_encoder->enc_priv = radeon_atombios_set_dac_info(radeon_encoder);
 		drm_encoder_helper_add(encoder, &radeon_atom_dac_helper_funcs);
 		break;
 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
-		drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TVDAC);
+		drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
+				 DRM_MODE_ENCODER_TVDAC, NULL);
 		radeon_encoder->enc_priv = radeon_atombios_set_dac_info(radeon_encoder);
 		drm_encoder_helper_add(encoder, &radeon_atom_dac_helper_funcs);
 		break;
@@ -2804,13 +2807,16 @@ radeon_add_atom_encoder(struct drm_device *dev,
 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
 			radeon_encoder->rmx_type = RMX_FULL;
-			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_LVDS);
+			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
+					 DRM_MODE_ENCODER_LVDS, NULL);
 			radeon_encoder->enc_priv = radeon_atombios_get_lvds_info(radeon_encoder);
 		} else if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
-			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_DAC);
+			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
+					 DRM_MODE_ENCODER_DAC, NULL);
 			radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder);
 		} else {
-			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TMDS);
+			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
+					 DRM_MODE_ENCODER_TMDS, NULL);
 			radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder);
 		}
 		drm_encoder_helper_add(encoder, &radeon_atom_dig_helper_funcs);
@@ -2827,11 +2833,14 @@ radeon_add_atom_encoder(struct drm_device *dev,
 		/* these are handled by the primary encoders */
 		radeon_encoder->is_ext_encoder = true;
 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
-			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_LVDS);
+			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
+					 DRM_MODE_ENCODER_LVDS, NULL);
 		else if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT))
-			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_DAC);
+			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
+					 DRM_MODE_ENCODER_DAC, NULL);
 		else
-			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TMDS);
+			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
+					 DRM_MODE_ENCODER_TMDS, NULL);
 		drm_encoder_helper_add(encoder, &radeon_atom_ext_helper_funcs);
 		break;
 	}
diff --git a/drivers/video/drm/radeon/cik.c b/drivers/video/drm/radeon/cik.c
index 84d7af0cb0..ba768b4cfa 100644
--- a/drivers/video/drm/radeon/cik.c
+++ b/drivers/video/drm/radeon/cik.c
@@ -4132,10 +4132,10 @@ struct radeon_fence *cik_copy_cpdma(struct radeon_device *rdev,
  * @rdev: radeon_device pointer
  * @ib: radeon indirect buffer object
  *
- * Emits an DE (drawing engine) or CE (constant engine) IB
+ * Emits a DE (drawing engine) or CE (constant engine) IB
  * on the gfx ring.  IBs are usually generated by userspace
  * acceleration drivers and submitted to the kernel for
- * sheduling on the ring.  This function schedules the IB
+ * scheduling on the ring.  This function schedules the IB
  * on the gfx ring for execution by the GPU.
  */
 void cik_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
diff --git a/drivers/video/drm/radeon/display.h b/drivers/video/drm/radeon/display.h
deleted file mode 100644
index ed73a8ea9f..0000000000
--- a/drivers/video/drm/radeon/display.h
+++ /dev/null
@@ -1,53 +0,0 @@
-
-typedef struct tag_display display_t;
-
-typedef struct
-{
-    kobj_t     header;
-
-    uint32_t  *data;
-    uint32_t   hot_x;
-    uint32_t   hot_y;
-
-    struct list_head   list;
-    struct radeon_bo  *robj;
-}cursor_t;
-
-#define CURSOR_WIDTH 64
-#define CURSOR_HEIGHT 64
-
-struct tag_display
-{
-    int  x;
-    int  y;
-    int  width;
-    int  height;
-    int  bpp;
-    int  vrefresh;
-    int  pitch;
-    int  lfb;
-
-    int  supported_modes;
-    struct drm_device    *ddev;
-    struct drm_connector *connector;
-    struct drm_crtc      *crtc;
-
-    struct list_head   cursors;
-
-    cursor_t   *cursor;
-    int       (*init_cursor)(cursor_t*);
-    cursor_t* (__stdcall *select_cursor)(cursor_t*);
-    void      (*show_cursor)(int show);
-    void      (__stdcall *move_cursor)(cursor_t *cursor, int x, int y);
-    void      (__stdcall *restore_cursor)(int x, int y);
-    void      (*disable_mouse)(void);
-    u32  mask_seqno;
-    u32  check_mouse;
-    u32  check_m_pixel;
-
-};
-
-extern display_t *os_display;
-
-int   init_cursor(cursor_t *cursor);
-void  __stdcall restore_cursor(int x, int y);
diff --git a/drivers/video/drm/radeon/main.c b/drivers/video/drm/radeon/main.c
index 938e819eb7..260bf0c317 100644
--- a/drivers/video/drm/radeon/main.c
+++ b/drivers/video/drm/radeon/main.c
@@ -5,9 +5,12 @@
 #include "radeon.h"
 #include "bitmap.h"
 
-#define DRV_NAME "atikms v4.4.30"
+#define DRV_NAME "atikms v4.5.7"
 
 void __init dmi_scan_machine(void);
+int printf ( const char * format, ... );
+void parse_cmdline(char *cmdline, videomode_t *mode, char *log, int *kms);
+int kmap_init();
 
 #define KMS_DEV_CLOSE 0
 #define KMS_DEV_INIT  1
@@ -311,14 +314,3 @@ int seq_printf(struct seq_file *m, const char *f, ...)
 //        return ret;
     return 0;
 }
-
-s64 div64_s64(s64 dividend, s64 divisor)
-{
-        s64 quot, t;
-
-        quot = div64_u64(abs(dividend), abs(divisor));
-        t = (dividend ^ divisor) >> 63;
-
-        return (quot ^ t) - t;
-}
-
diff --git a/drivers/video/drm/radeon/pci.c b/drivers/video/drm/radeon/pci.c
index 446d40f585..43edaaa58f 100644
--- a/drivers/video/drm/radeon/pci.c
+++ b/drivers/video/drm/radeon/pci.c
@@ -716,7 +716,7 @@ size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, size_t size)
                 if (readb(image) != 0x55) {
                         dev_err(&pdev->dev, "Invalid ROM contents\n");
                         break;
-            }
+                }
                 if (readb(image + 1) != 0xAA)
                         break;
                 /* get the PCI data structure and check its signature */
diff --git a/drivers/video/drm/radeon/r100.c b/drivers/video/drm/radeon/r100.c
index d2c11a1ae6..8b3a3f3cb5 100644
--- a/drivers/video/drm/radeon/r100.c
+++ b/drivers/video/drm/radeon/r100.c
@@ -3146,7 +3146,8 @@ void r100_bandwidth_update(struct radeon_device *rdev)
 {
 	fixed20_12 trcd_ff, trp_ff, tras_ff, trbs_ff, tcas_ff;
 	fixed20_12 sclk_ff, mclk_ff, sclk_eff_ff, sclk_delay_ff;
-	fixed20_12 peak_disp_bw, mem_bw, pix_clk, pix_clk2, temp_ff, crit_point_ff;
+	fixed20_12 peak_disp_bw, mem_bw, pix_clk, pix_clk2, temp_ff;
+	fixed20_12 crit_point_ff = {0};
 	uint32_t temp, data, mem_trcd, mem_trp, mem_tras;
 	fixed20_12 memtcas_ff[8] = {
 		dfixed_init(1),
@@ -3200,7 +3201,7 @@ void r100_bandwidth_update(struct radeon_device *rdev)
 	fixed20_12 min_mem_eff;
 	fixed20_12 mc_latency_sclk, mc_latency_mclk, k1;
 	fixed20_12 cur_latency_mclk, cur_latency_sclk;
-	fixed20_12 disp_latency, disp_latency_overhead, disp_drain_rate,
+	fixed20_12 disp_latency, disp_latency_overhead, disp_drain_rate = {0},
 		disp_drain_rate2, read_return_rate;
 	fixed20_12 time_disp1_drop_priority;
 	int c;
diff --git a/drivers/video/drm/radeon/r600_cs.c b/drivers/video/drm/radeon/r600_cs.c
index acc1f99c84..2f36fa1576 100644
--- a/drivers/video/drm/radeon/r600_cs.c
+++ b/drivers/video/drm/radeon/r600_cs.c
@@ -2328,101 +2328,6 @@ int r600_cs_parse(struct radeon_cs_parser *p)
 	return 0;
 }
 
-#ifdef CONFIG_DRM_RADEON_UMS
-
-/**
- * cs_parser_fini() - clean parser states
- * @parser:	parser structure holding parsing context.
- * @error:	error number
- *
- * If error is set than unvalidate buffer, otherwise just free memory
- * used by parsing context.
- **/
-static void r600_cs_parser_fini(struct radeon_cs_parser *parser, int error)
-{
-	unsigned i;
-
-	kfree(parser->relocs);
-	for (i = 0; i < parser->nchunks; i++)
-		drm_free_large(parser->chunks[i].kdata);
-	kfree(parser->chunks);
-	kfree(parser->chunks_array);
-}
-
-static int r600_cs_parser_relocs_legacy(struct radeon_cs_parser *p)
-{
-	if (p->chunk_relocs == NULL) {
-		return 0;
-	}
-	p->relocs = kzalloc(sizeof(struct radeon_bo_list), GFP_KERNEL);
-	if (p->relocs == NULL) {
-		return -ENOMEM;
-	}
-	return 0;
-}
-
-int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp,
-			unsigned family, u32 *ib, int *l)
-{
-	struct radeon_cs_parser parser;
-	struct radeon_cs_chunk *ib_chunk;
-	struct r600_cs_track *track;
-	int r;
-
-	/* initialize tracker */
-	track = kzalloc(sizeof(*track), GFP_KERNEL);
-	if (track == NULL)
-		return -ENOMEM;
-	r600_cs_track_init(track);
-	r600_cs_legacy_get_tiling_conf(dev, &track->npipes, &track->nbanks, &track->group_size);
-	/* initialize parser */
-	memset(&parser, 0, sizeof(struct radeon_cs_parser));
-	parser.filp = filp;
-	parser.dev = &dev->pdev->dev;
-	parser.rdev = NULL;
-	parser.family = family;
-	parser.track = track;
-	parser.ib.ptr = ib;
-	r = radeon_cs_parser_init(&parser, data);
-	if (r) {
-		DRM_ERROR("Failed to initialize parser !\n");
-		r600_cs_parser_fini(&parser, r);
-		return r;
-	}
-	r = r600_cs_parser_relocs_legacy(&parser);
-	if (r) {
-		DRM_ERROR("Failed to parse relocation !\n");
-		r600_cs_parser_fini(&parser, r);
-		return r;
-	}
-	/* Copy the packet into the IB, the parser will read from the
-	 * input memory (cached) and write to the IB (which can be
-	 * uncached). */
-	ib_chunk = parser.chunk_ib;
-	parser.ib.length_dw = ib_chunk->length_dw;
-	*l = parser.ib.length_dw;
-	if (copy_from_user(ib, ib_chunk->user_ptr, ib_chunk->length_dw * 4)) {
-		r = -EFAULT;
-		r600_cs_parser_fini(&parser, r);
-		return r;
-	}
-	r = r600_cs_parse(&parser);
-	if (r) {
-		DRM_ERROR("Invalid command stream !\n");
-		r600_cs_parser_fini(&parser, r);
-		return r;
-	}
-	r600_cs_parser_fini(&parser, r);
-	return r;
-}
-
-void r600_cs_legacy_init(void)
-{
-	r600_nomm = 1;
-}
-
-#endif
-
 /*
  *  DMA
  */
diff --git a/drivers/video/drm/radeon/r600_dpm.c b/drivers/video/drm/radeon/r600_dpm.c
index 3feb8c7a5b..fa2154493c 100644
--- a/drivers/video/drm/radeon/r600_dpm.c
+++ b/drivers/video/drm/radeon/r600_dpm.c
@@ -156,20 +156,19 @@ u32 r600_dpm_get_vblank_time(struct radeon_device *rdev)
 	struct drm_device *dev = rdev->ddev;
 	struct drm_crtc *crtc;
 	struct radeon_crtc *radeon_crtc;
-	u32 vblank_in_pixels;
+	u32 line_time_us, vblank_lines;
 	u32 vblank_time_us = 0xffffffff; /* if the displays are off, vblank time is max */
 
 	if (rdev->num_crtc && rdev->mode_info.mode_config_initialized) {
 		list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
 			radeon_crtc = to_radeon_crtc(crtc);
 			if (crtc->enabled && radeon_crtc->enabled && radeon_crtc->hw_mode.clock) {
-				vblank_in_pixels =
-					radeon_crtc->hw_mode.crtc_htotal *
-					(radeon_crtc->hw_mode.crtc_vblank_end -
+				line_time_us = (radeon_crtc->hw_mode.crtc_htotal * 1000) /
+					radeon_crtc->hw_mode.clock;
+				vblank_lines = radeon_crtc->hw_mode.crtc_vblank_end -
 					radeon_crtc->hw_mode.crtc_vdisplay +
-					 (radeon_crtc->v_border * 2));
-
-				vblank_time_us = vblank_in_pixels * 1000 / radeon_crtc->hw_mode.clock;
+					(radeon_crtc->v_border * 2);
+				vblank_time_us = vblank_lines * line_time_us;
 				break;
 			}
 		}
diff --git a/drivers/video/drm/radeon/radeon.h b/drivers/video/drm/radeon/radeon.h
index 6dc7a8f679..13d207f3a2 100644
--- a/drivers/video/drm/radeon/radeon.h
+++ b/drivers/video/drm/radeon/radeon.h
@@ -1884,7 +1884,7 @@ struct radeon_asic {
 		void (*pad_ib)(struct radeon_ib *ib);
 	} vm;
 	/* ring specific callbacks */
-	struct radeon_asic_ring *ring[RADEON_NUM_RINGS];
+	const struct radeon_asic_ring *ring[RADEON_NUM_RINGS];
 	/* irqs */
 	struct {
 		int (*set)(struct radeon_device *rdev);
@@ -2382,6 +2382,7 @@ struct radeon_device {
 	struct mutex dc_hw_i2c_mutex; /* display controller hw i2c mutex */
 	bool has_uvd;
 	struct r600_audio audio; /* audio stuff */
+	struct notifier_block acpi_nb;
 	/* only one userspace can use Hyperz features or CMASK at a time */
 	struct drm_file *hyperz_filp;
 	struct drm_file *cmask_filp;
@@ -2927,6 +2928,4 @@ drm_get_resource_start(struct drm_device *dev, unsigned int resource);
 resource_size_t
 drm_get_resource_len(struct drm_device *dev, unsigned int resource);
 
-#define ioread32(addr)          readl(addr)
-
 #endif
diff --git a/drivers/video/drm/radeon/radeon_asic.c b/drivers/video/drm/radeon/radeon_asic.c
index fdcd4f4bd6..af0e21048a 100644
--- a/drivers/video/drm/radeon/radeon_asic.c
+++ b/drivers/video/drm/radeon/radeon_asic.c
@@ -179,7 +179,7 @@ void radeon_agp_disable(struct radeon_device *rdev)
  * ASIC
  */
 
-static struct radeon_asic_ring r100_gfx_ring = {
+static const struct radeon_asic_ring r100_gfx_ring = {
 	.ib_execute = &r100_ring_ib_execute,
 	.emit_fence = &r100_fence_ring_emit,
 	.emit_semaphore = &r100_semaphore_ring_emit,
@@ -328,7 +328,7 @@ static struct radeon_asic r200_asic = {
 	},
 };
 
-static struct radeon_asic_ring r300_gfx_ring = {
+static const struct radeon_asic_ring r300_gfx_ring = {
 	.ib_execute = &r100_ring_ib_execute,
 	.emit_fence = &r300_fence_ring_emit,
 	.emit_semaphore = &r100_semaphore_ring_emit,
@@ -342,7 +342,7 @@ static struct radeon_asic_ring r300_gfx_ring = {
 	.set_wptr = &r100_gfx_set_wptr,
 };
 
-static struct radeon_asic_ring rv515_gfx_ring = {
+static const struct radeon_asic_ring rv515_gfx_ring = {
 	.ib_execute = &r100_ring_ib_execute,
 	.emit_fence = &r300_fence_ring_emit,
 	.emit_semaphore = &r100_semaphore_ring_emit,
@@ -900,7 +900,7 @@ static struct radeon_asic r520_asic = {
 	},
 };
 
-static struct radeon_asic_ring r600_gfx_ring = {
+static const struct radeon_asic_ring r600_gfx_ring = {
 	.ib_execute = &r600_ring_ib_execute,
 	.emit_fence = &r600_fence_ring_emit,
 	.emit_semaphore = &r600_semaphore_ring_emit,
@@ -913,7 +913,7 @@ static struct radeon_asic_ring r600_gfx_ring = {
 	.set_wptr = &r600_gfx_set_wptr,
 };
 
-static struct radeon_asic_ring r600_dma_ring = {
+static const struct radeon_asic_ring r600_dma_ring = {
 	.ib_execute = &r600_dma_ring_ib_execute,
 	.emit_fence = &r600_dma_fence_ring_emit,
 	.emit_semaphore = &r600_dma_semaphore_ring_emit,
@@ -998,7 +998,7 @@ static struct radeon_asic r600_asic = {
 	},
 };
 
-static struct radeon_asic_ring rv6xx_uvd_ring = {
+static const struct radeon_asic_ring rv6xx_uvd_ring = {
 	.ib_execute = &uvd_v1_0_ib_execute,
 	.emit_fence = &uvd_v1_0_fence_emit,
 	.emit_semaphore = &uvd_v1_0_semaphore_emit,
@@ -1197,7 +1197,7 @@ static struct radeon_asic rs780_asic = {
 	},
 };
 
-static struct radeon_asic_ring rv770_uvd_ring = {
+static const struct radeon_asic_ring rv770_uvd_ring = {
 	.ib_execute = &uvd_v1_0_ib_execute,
 	.emit_fence = &uvd_v2_2_fence_emit,
 	.emit_semaphore = &uvd_v2_2_semaphore_emit,
@@ -1304,7 +1304,7 @@ static struct radeon_asic rv770_asic = {
 	},
 };
 
-static struct radeon_asic_ring evergreen_gfx_ring = {
+static const struct radeon_asic_ring evergreen_gfx_ring = {
 	.ib_execute = &evergreen_ring_ib_execute,
 	.emit_fence = &r600_fence_ring_emit,
 	.emit_semaphore = &r600_semaphore_ring_emit,
@@ -1317,7 +1317,7 @@ static struct radeon_asic_ring evergreen_gfx_ring = {
 	.set_wptr = &r600_gfx_set_wptr,
 };
 
-static struct radeon_asic_ring evergreen_dma_ring = {
+static const struct radeon_asic_ring evergreen_dma_ring = {
 	.ib_execute = &evergreen_dma_ring_ib_execute,
 	.emit_fence = &evergreen_dma_fence_ring_emit,
 	.emit_semaphore = &r600_dma_semaphore_ring_emit,
@@ -1609,7 +1609,7 @@ static struct radeon_asic btc_asic = {
 	},
 };
 
-static struct radeon_asic_ring cayman_gfx_ring = {
+static const struct radeon_asic_ring cayman_gfx_ring = {
 	.ib_execute = &cayman_ring_ib_execute,
 	.ib_parse = &evergreen_ib_parse,
 	.emit_fence = &cayman_fence_ring_emit,
@@ -1624,7 +1624,7 @@ static struct radeon_asic_ring cayman_gfx_ring = {
 	.set_wptr = &cayman_gfx_set_wptr,
 };
 
-static struct radeon_asic_ring cayman_dma_ring = {
+static const struct radeon_asic_ring cayman_dma_ring = {
 	.ib_execute = &cayman_dma_ring_ib_execute,
 	.ib_parse = &evergreen_dma_ib_parse,
 	.emit_fence = &evergreen_dma_fence_ring_emit,
@@ -1639,7 +1639,7 @@ static struct radeon_asic_ring cayman_dma_ring = {
 	.set_wptr = &cayman_dma_set_wptr
 };
 
-static struct radeon_asic_ring cayman_uvd_ring = {
+static const struct radeon_asic_ring cayman_uvd_ring = {
 	.ib_execute = &uvd_v1_0_ib_execute,
 	.emit_fence = &uvd_v2_2_fence_emit,
 	.emit_semaphore = &uvd_v3_1_semaphore_emit,
@@ -1757,7 +1757,7 @@ static struct radeon_asic cayman_asic = {
 	},
 };
 
-static struct radeon_asic_ring trinity_vce_ring = {
+static const struct radeon_asic_ring trinity_vce_ring = {
 	.ib_execute = &radeon_vce_ib_execute,
 	.emit_fence = &radeon_vce_fence_emit,
 	.emit_semaphore = &radeon_vce_semaphore_emit,
@@ -1878,7 +1878,7 @@ static struct radeon_asic trinity_asic = {
 	},
 };
 
-static struct radeon_asic_ring si_gfx_ring = {
+static const struct radeon_asic_ring si_gfx_ring = {
 	.ib_execute = &si_ring_ib_execute,
 	.ib_parse = &si_ib_parse,
 	.emit_fence = &si_fence_ring_emit,
@@ -1893,7 +1893,7 @@ static struct radeon_asic_ring si_gfx_ring = {
 	.set_wptr = &cayman_gfx_set_wptr,
 };
 
-static struct radeon_asic_ring si_dma_ring = {
+static const struct radeon_asic_ring si_dma_ring = {
 	.ib_execute = &cayman_dma_ring_ib_execute,
 	.ib_parse = &evergreen_dma_ib_parse,
 	.emit_fence = &evergreen_dma_fence_ring_emit,
@@ -2020,7 +2020,7 @@ static struct radeon_asic si_asic = {
 	},
 };
 
-static struct radeon_asic_ring ci_gfx_ring = {
+static const struct radeon_asic_ring ci_gfx_ring = {
 	.ib_execute = &cik_ring_ib_execute,
 	.ib_parse = &cik_ib_parse,
 	.emit_fence = &cik_fence_gfx_ring_emit,
@@ -2035,7 +2035,7 @@ static struct radeon_asic_ring ci_gfx_ring = {
 	.set_wptr = &cik_gfx_set_wptr,
 };
 
-static struct radeon_asic_ring ci_cp_ring = {
+static const struct radeon_asic_ring ci_cp_ring = {
 	.ib_execute = &cik_ring_ib_execute,
 	.ib_parse = &cik_ib_parse,
 	.emit_fence = &cik_fence_compute_ring_emit,
@@ -2050,7 +2050,7 @@ static struct radeon_asic_ring ci_cp_ring = {
 	.set_wptr = &cik_compute_set_wptr,
 };
 
-static struct radeon_asic_ring ci_dma_ring = {
+static const struct radeon_asic_ring ci_dma_ring = {
 	.ib_execute = &cik_sdma_ring_ib_execute,
 	.ib_parse = &cik_ib_parse,
 	.emit_fence = &cik_sdma_fence_ring_emit,
@@ -2065,7 +2065,7 @@ static struct radeon_asic_ring ci_dma_ring = {
 	.set_wptr = &cik_sdma_set_wptr,
 };
 
-static struct radeon_asic_ring ci_vce_ring = {
+static const struct radeon_asic_ring ci_vce_ring = {
 	.ib_execute = &radeon_vce_ib_execute,
 	.emit_fence = &radeon_vce_fence_emit,
 	.emit_semaphore = &radeon_vce_semaphore_emit,
diff --git a/drivers/video/drm/radeon/radeon_atombios.c b/drivers/video/drm/radeon/radeon_atombios.c
index 1dd9d6ea77..c35e5cc723 100644
--- a/drivers/video/drm/radeon/radeon_atombios.c
+++ b/drivers/video/drm/radeon/radeon_atombios.c
@@ -1155,7 +1155,7 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
 		    le16_to_cpu(firmware_info->info.usReferenceClock);
 		p1pll->reference_div = 0;
 
-		if ((frev < 2) && (crev < 2))
+		if (crev < 2)
 			p1pll->pll_out_min =
 				le16_to_cpu(firmware_info->info.usMinPixelClockPLL_Output);
 		else
@@ -1164,7 +1164,7 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
 		p1pll->pll_out_max =
 		    le32_to_cpu(firmware_info->info.ulMaxPixelClockPLL_Output);
 
-		if (((frev < 2) && (crev >= 4)) || (frev >= 2)) {
+		if (crev >= 4) {
 			p1pll->lcd_pll_out_min =
 				le16_to_cpu(firmware_info->info_14.usLcdMinPixelClockPLL_Output) * 100;
 			if (p1pll->lcd_pll_out_min == 0)
diff --git a/drivers/video/drm/radeon/radeon_connectors.c b/drivers/video/drm/radeon/radeon_connectors.c
index 81855eff29..26c06cabb6 100644
--- a/drivers/video/drm/radeon/radeon_connectors.c
+++ b/drivers/video/drm/radeon/radeon_connectors.c
@@ -2030,6 +2030,7 @@ radeon_add_atom_connector(struct drm_device *dev,
 							   RADEON_OUTPUT_CSC_BYPASS);
 			/* no HPD on analog connectors */
 			radeon_connector->hpd.hpd = RADEON_HPD_NONE;
+			connector->polled = DRM_CONNECTOR_POLL_CONNECT;
 			connector->interlace_allowed = true;
 			connector->doublescan_allowed = true;
 			break;
@@ -2279,10 +2280,8 @@ radeon_add_atom_connector(struct drm_device *dev,
 	}
 
 	if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
-		if (i2c_bus->valid) {
-			connector->polled = DRM_CONNECTOR_POLL_CONNECT |
-			                    DRM_CONNECTOR_POLL_DISCONNECT;
-		}
+		if (i2c_bus->valid)
+			connector->polled = DRM_CONNECTOR_POLL_CONNECT;
 	} else
 		connector->polled = DRM_CONNECTOR_POLL_HPD;
 
@@ -2358,6 +2357,7 @@ radeon_add_legacy_connector(struct drm_device *dev,
 					      1);
 		/* no HPD on analog connectors */
 		radeon_connector->hpd.hpd = RADEON_HPD_NONE;
+		connector->polled = DRM_CONNECTOR_POLL_CONNECT;
 		connector->interlace_allowed = true;
 		connector->doublescan_allowed = true;
 		break;
@@ -2442,13 +2442,10 @@ radeon_add_legacy_connector(struct drm_device *dev,
 	}
 
 	if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
-		if (i2c_bus->valid) {
-			connector->polled = DRM_CONNECTOR_POLL_CONNECT |
-			                    DRM_CONNECTOR_POLL_DISCONNECT;
-		}
+		if (i2c_bus->valid)
+			connector->polled = DRM_CONNECTOR_POLL_CONNECT;
 	} else
 		connector->polled = DRM_CONNECTOR_POLL_HPD;
-
 	connector->display_info.subpixel_order = subpixel_order;
 	drm_connector_register(connector);
 }
diff --git a/drivers/video/drm/radeon/radeon_device.c b/drivers/video/drm/radeon/radeon_device.c
index bff35ec209..39de111492 100644
--- a/drivers/video/drm/radeon/radeon_device.c
+++ b/drivers/video/drm/radeon/radeon_device.c
@@ -74,7 +74,7 @@ int radeon_bapm = -1;
 int radeon_backlight = 0;
 int radeon_auxch = -1;
 int radeon_mst = 0;
- 
+
 extern display_t *os_display;
 extern struct drm_device *main_device;
 extern videomode_t usermode;
@@ -1198,7 +1198,7 @@ static void radeon_check_arguments(struct radeon_device *rdev)
 	}
 
 	if (radeon_vm_size < 1) {
-		dev_warn(rdev->dev, "VM size (%d) to small, min is 1GB\n",
+		dev_warn(rdev->dev, "VM size (%d) too small, min is 1GB\n",
 			 radeon_vm_size);
 		radeon_vm_size = 4;
 	}
diff --git a/drivers/video/drm/radeon/radeon_display.c b/drivers/video/drm/radeon/radeon_display.c
index 10f69d17e3..dff5611418 100644
--- a/drivers/video/drm/radeon/radeon_display.c
+++ b/drivers/video/drm/radeon/radeon_display.c
@@ -681,7 +681,7 @@ void radeon_compute_pll_avivo(struct radeon_pll *pll,
 	else if (pll->flags & RADEON_PLL_PREFER_MINM_OVER_MAXP)
 		/* fix for problems on RS880 */
 		ref_div_max = min(pll->max_ref_div, 7u);
-		else
+	else
 		ref_div_max = pll->max_ref_div;
 
 	/* determine allowed post divider range */
@@ -998,7 +998,7 @@ static int radeon_user_framebuffer_create_handle(struct drm_framebuffer *fb,
 {
 	struct radeon_framebuffer *radeon_fb = to_radeon_framebuffer(fb);
 
-   return NULL;
+   return 0;
 //   return drm_gem_handle_create(file_priv, radeon_fb->obj, handle);
 }
 
@@ -1010,7 +1010,7 @@ static const struct drm_framebuffer_funcs radeon_fb_funcs = {
 int
 radeon_framebuffer_init(struct drm_device *dev,
 			struct radeon_framebuffer *rfb,
-			struct drm_mode_fb_cmd2 *mode_cmd,
+			const struct drm_mode_fb_cmd2 *mode_cmd,
 			struct drm_gem_object *obj)
 {
 	int ret;
@@ -1356,7 +1356,7 @@ bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
 	struct drm_device *dev = crtc->dev;
 	struct radeon_device *rdev = dev->dev_private;
 	struct drm_encoder *encoder;
-		struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
+	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
 	struct radeon_encoder *radeon_encoder;
 	struct drm_connector *connector;
 	struct radeon_connector *radeon_connector;
@@ -1380,12 +1380,12 @@ bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
 				radeon_crtc->rmx_type = RMX_OFF;
 			else if (mode->hdisplay < radeon_encoder->native_mode.hdisplay ||
 				 mode->vdisplay < radeon_encoder->native_mode.vdisplay)
-			radeon_crtc->rmx_type = radeon_encoder->rmx_type;
+				radeon_crtc->rmx_type = radeon_encoder->rmx_type;
 			else
 				radeon_crtc->rmx_type = RMX_OFF;
 			/* copy native mode */
 			memcpy(&radeon_crtc->native_mode,
-				&radeon_encoder->native_mode,
+			       &radeon_encoder->native_mode,
 				sizeof(struct drm_display_mode));
 			src_v = crtc->mode.vdisplay;
 			dst_v = radeon_crtc->native_mode.vdisplay;
@@ -1402,11 +1402,11 @@ bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
 				if (radeon_encoder->underscan_hborder != 0)
 					radeon_crtc->h_border = radeon_encoder->underscan_hborder;
 				else
-				radeon_crtc->h_border = (mode->hdisplay >> 5) + 16;
+					radeon_crtc->h_border = (mode->hdisplay >> 5) + 16;
 				if (radeon_encoder->underscan_vborder != 0)
 					radeon_crtc->v_border = radeon_encoder->underscan_vborder;
 				else
-				radeon_crtc->v_border = (mode->vdisplay >> 5) + 16;
+					radeon_crtc->v_border = (mode->vdisplay >> 5) + 16;
 				radeon_crtc->rmx_type = RMX_FULL;
 				src_v = crtc->mode.vdisplay;
 				dst_v = crtc->mode.vdisplay - (radeon_crtc->v_border * 2);
@@ -1428,7 +1428,7 @@ bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
 		}
 	}
 	if (radeon_crtc->rmx_type != RMX_OFF) {
-        fixed20_12 a, b;
+		fixed20_12 a, b;
 		a.full = dfixed_const(src_v);
 		b.full = dfixed_const(dst_v);
 		radeon_crtc->vsc.full = dfixed_div(a, b);
diff --git a/drivers/video/drm/radeon/radeon_dp_mst.c b/drivers/video/drm/radeon/radeon_dp_mst.c
index 6dd39bdedb..9d210bbcab 100644
--- a/drivers/video/drm/radeon/radeon_dp_mst.c
+++ b/drivers/video/drm/radeon/radeon_dp_mst.c
@@ -329,7 +329,7 @@ static void radeon_dp_mst_hotplug(struct drm_dp_mst_topology_mgr *mgr)
 	drm_kms_helper_hotplug_event(dev);
 }
 
-struct drm_dp_mst_topology_cbs mst_cbs = {
+const struct drm_dp_mst_topology_cbs mst_cbs = {
 	.add_connector = radeon_dp_add_mst_connector,
 	.register_connector = radeon_dp_register_mst_connector,
 	.destroy_connector = radeon_dp_destroy_mst_connector,
@@ -639,7 +639,7 @@ radeon_dp_create_fake_mst_encoder(struct radeon_connector *connector)
 	}
 
 	drm_encoder_init(dev, &radeon_encoder->base, &radeon_dp_mst_enc_funcs,
-			 DRM_MODE_ENCODER_DPMST);
+			 DRM_MODE_ENCODER_DPMST, NULL);
 	drm_encoder_helper_add(encoder, &radeon_mst_helper_funcs);
 
 	mst_enc = radeon_encoder->enc_priv;
diff --git a/drivers/video/drm/radeon/radeon_fb.c b/drivers/video/drm/radeon/radeon_fb.c
index 96d83c3e27..a46fa0d7e4 100644
--- a/drivers/video/drm/radeon/radeon_fb.c
+++ b/drivers/video/drm/radeon/radeon_fb.c
@@ -45,7 +45,6 @@ struct drm_gem_object  *main_fb_obj;
 struct radeon_fbdev {
 	struct drm_fb_helper helper;
 	struct radeon_framebuffer rfb;
-	struct list_head fbdev_list;
 	struct radeon_device *rdev;
 };
 
diff --git a/drivers/video/drm/radeon/radeon_fence.c b/drivers/video/drm/radeon/radeon_fence.c
index 8329b6cd13..9dfda726f1 100644
--- a/drivers/video/drm/radeon/radeon_fence.c
+++ b/drivers/video/drm/radeon/radeon_fence.c
@@ -111,7 +111,7 @@ int radeon_fence_emit(struct radeon_device *rdev,
 		      struct radeon_fence **fence,
 		      int ring)
 {
-	u64 seq = ++rdev->fence_drv[ring].sync_seq[ring];
+	u64 seq;
 
 	/* we are protected by the ring emission mutex */
 	*fence = kmalloc(sizeof(struct radeon_fence), GFP_KERNEL);
@@ -119,7 +119,7 @@ int radeon_fence_emit(struct radeon_device *rdev,
 		return -ENOMEM;
 	}
 	(*fence)->rdev = rdev;
-	(*fence)->seq = seq;
+	(*fence)->seq = seq = ++rdev->fence_drv[ring].sync_seq[ring];
 	(*fence)->ring = ring;
 	(*fence)->is_vm_update = false;
 	fence_init(&(*fence)->base, &radeon_fence_ops,
diff --git a/drivers/video/drm/radeon/radeon_kms.c b/drivers/video/drm/radeon/radeon_kms.c
index 7fa8c425db..c5fe296627 100644
--- a/drivers/video/drm/radeon/radeon_kms.c
+++ b/drivers/video/drm/radeon/radeon_kms.c
@@ -49,19 +49,19 @@ static inline bool radeon_has_atpx(void) { return false; }
  * radeon_get_vblank_counter_kms - get frame count
  *
  * @dev: drm dev pointer
- * @crtc: crtc to get the frame count from
+ * @pipe: crtc to get the frame count from
  *
  * Gets the frame count on the requested crtc (all asics).
  * Returns frame count on success, -EINVAL on failure.
  */
-u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc)
+u32 radeon_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe)
 {
 	int vpos, hpos, stat;
 	u32 count;
 	struct radeon_device *rdev = dev->dev_private;
 
-	if (crtc < 0 || crtc >= rdev->num_crtc) {
-		DRM_ERROR("Invalid crtc %d\n", crtc);
+	if (pipe >= rdev->num_crtc) {
+		DRM_ERROR("Invalid crtc %u\n", pipe);
 		return -EINVAL;
 	}
 
@@ -73,29 +73,29 @@ u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc)
 	 * and start of vsync, so vpos >= 0 means to bump the hw frame counter
 	 * result by 1 to give the proper appearance to caller.
 	 */
-	if (rdev->mode_info.crtcs[crtc]) {
+	if (rdev->mode_info.crtcs[pipe]) {
 		/* Repeat readout if needed to provide stable result if
 		 * we cross start of vsync during the queries.
 		 */
 		do {
-			count = radeon_get_vblank_counter(rdev, crtc);
+			count = radeon_get_vblank_counter(rdev, pipe);
 			/* Ask radeon_get_crtc_scanoutpos to return vpos as
 			 * distance to start of vblank, instead of regular
 			 * vertical scanout pos.
 			 */
 			stat = radeon_get_crtc_scanoutpos(
-				dev, crtc, GET_DISTANCE_TO_VBLANKSTART,
+				dev, pipe, GET_DISTANCE_TO_VBLANKSTART,
 				&vpos, &hpos, NULL, NULL,
-				&rdev->mode_info.crtcs[crtc]->base.hwmode);
-		} while (count != radeon_get_vblank_counter(rdev, crtc));
+				&rdev->mode_info.crtcs[pipe]->base.hwmode);
+		} while (count != radeon_get_vblank_counter(rdev, pipe));
 
 		if (((stat & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE)) !=
 		    (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE))) {
 			DRM_DEBUG_VBL("Query failed! stat %d\n", stat);
 		}
 		else {
-			DRM_DEBUG_VBL("crtc %d: dist from vblank start %d\n",
-				      crtc, vpos);
+			DRM_DEBUG_VBL("crtc %u: dist from vblank start %d\n",
+				      pipe, vpos);
 
 			/* Bump counter if we are at >= leading edge of vblank,
 			 * but before vsync where vpos would turn negative and
@@ -107,7 +107,7 @@ u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc)
 	}
 	else {
 	    /* Fallback to use value as is. */
-	    count = radeon_get_vblank_counter(rdev, crtc);
+	    count = radeon_get_vblank_counter(rdev, pipe);
 	    DRM_DEBUG_VBL("NULL mode info! Returned count may be wrong.\n");
 	}
 
diff --git a/drivers/video/drm/radeon/radeon_legacy_crtc.c b/drivers/video/drm/radeon/radeon_legacy_crtc.c
index 4d469a5be9..ed08636b02 100644
--- a/drivers/video/drm/radeon/radeon_legacy_crtc.c
+++ b/drivers/video/drm/radeon/radeon_legacy_crtc.c
@@ -25,6 +25,7 @@
  */
 #include <drm/drmP.h>
 #include <drm/drm_crtc_helper.h>
+#include <drm/drm_fb_helper.h>
 #include <drm/radeon_drm.h>
 #include <drm/drm_fixed.h>
 #include "radeon.h"
diff --git a/drivers/video/drm/radeon/radeon_legacy_encoders.c b/drivers/video/drm/radeon/radeon_legacy_encoders.c
index 8fb4f39598..e831b74e94 100644
--- a/drivers/video/drm/radeon/radeon_legacy_encoders.c
+++ b/drivers/video/drm/radeon/radeon_legacy_encoders.c
@@ -1772,7 +1772,8 @@ radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_enum, uint32_
 	switch (radeon_encoder->encoder_id) {
 	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
 		encoder->possible_crtcs = 0x1;
-		drm_encoder_init(dev, encoder, &radeon_legacy_lvds_enc_funcs, DRM_MODE_ENCODER_LVDS);
+		drm_encoder_init(dev, encoder, &radeon_legacy_lvds_enc_funcs,
+				 DRM_MODE_ENCODER_LVDS, NULL);
 		drm_encoder_helper_add(encoder, &radeon_legacy_lvds_helper_funcs);
 		if (rdev->is_atom_bios)
 			radeon_encoder->enc_priv = radeon_atombios_get_lvds_info(radeon_encoder);
@@ -1781,12 +1782,14 @@ radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_enum, uint32_
 		radeon_encoder->rmx_type = RMX_FULL;
 		break;
 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
-		drm_encoder_init(dev, encoder, &radeon_legacy_tmds_int_enc_funcs, DRM_MODE_ENCODER_TMDS);
+		drm_encoder_init(dev, encoder, &radeon_legacy_tmds_int_enc_funcs,
+				 DRM_MODE_ENCODER_TMDS, NULL);
 		drm_encoder_helper_add(encoder, &radeon_legacy_tmds_int_helper_funcs);
 		radeon_encoder->enc_priv = radeon_legacy_get_tmds_info(radeon_encoder);
 		break;
 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
-		drm_encoder_init(dev, encoder, &radeon_legacy_primary_dac_enc_funcs, DRM_MODE_ENCODER_DAC);
+		drm_encoder_init(dev, encoder, &radeon_legacy_primary_dac_enc_funcs,
+				 DRM_MODE_ENCODER_DAC, NULL);
 		drm_encoder_helper_add(encoder, &radeon_legacy_primary_dac_helper_funcs);
 		if (rdev->is_atom_bios)
 			radeon_encoder->enc_priv = radeon_atombios_get_primary_dac_info(radeon_encoder);
@@ -1794,7 +1797,8 @@ radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_enum, uint32_
 			radeon_encoder->enc_priv = radeon_combios_get_primary_dac_info(radeon_encoder);
 		break;
 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
-		drm_encoder_init(dev, encoder, &radeon_legacy_tv_dac_enc_funcs, DRM_MODE_ENCODER_TVDAC);
+		drm_encoder_init(dev, encoder, &radeon_legacy_tv_dac_enc_funcs,
+				 DRM_MODE_ENCODER_TVDAC, NULL);
 		drm_encoder_helper_add(encoder, &radeon_legacy_tv_dac_helper_funcs);
 		if (rdev->is_atom_bios)
 			radeon_encoder->enc_priv = radeon_atombios_get_tv_dac_info(radeon_encoder);
@@ -1802,7 +1806,8 @@ radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_enum, uint32_
 			radeon_encoder->enc_priv = radeon_combios_get_tv_dac_info(radeon_encoder);
 		break;
 	case ENCODER_OBJECT_ID_INTERNAL_DVO1:
-		drm_encoder_init(dev, encoder, &radeon_legacy_tmds_ext_enc_funcs, DRM_MODE_ENCODER_TMDS);
+		drm_encoder_init(dev, encoder, &radeon_legacy_tmds_ext_enc_funcs,
+				 DRM_MODE_ENCODER_TMDS, NULL);
 		drm_encoder_helper_add(encoder, &radeon_legacy_tmds_ext_helper_funcs);
 		if (!rdev->is_atom_bios)
 			radeon_encoder->enc_priv = radeon_legacy_get_ext_tmds_info(radeon_encoder);
diff --git a/drivers/video/drm/radeon/radeon_mode.h b/drivers/video/drm/radeon/radeon_mode.h
index 5b83fd2989..c12f8297c6 100644
--- a/drivers/video/drm/radeon/radeon_mode.h
+++ b/drivers/video/drm/radeon/radeon_mode.h
@@ -936,7 +936,7 @@ extern void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green
 				     u16 *blue, int regno);
 int radeon_framebuffer_init(struct drm_device *dev,
 			     struct radeon_framebuffer *rfb,
-			     struct drm_mode_fb_cmd2 *mode_cmd,
+			     const struct drm_mode_fb_cmd2 *mode_cmd,
 			     struct drm_gem_object *obj);
 
 int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
diff --git a/drivers/video/drm/radeon/radeon_object.c b/drivers/video/drm/radeon/radeon_object.c
index ed3a6aea5f..539e90ffce 100644
--- a/drivers/video/drm/radeon/radeon_object.c
+++ b/drivers/video/drm/radeon/radeon_object.c
@@ -33,6 +33,7 @@
 #include <linux/slab.h>
 #include <drm/drmP.h>
 #include <drm/radeon_drm.h>
+#include <drm/drm_cache.h>
 #include "radeon.h"
 #include "radeon_trace.h"
 
diff --git a/drivers/video/drm/radeon/radeon_pm.c b/drivers/video/drm/radeon/radeon_pm.c
index 3d4e50c858..e21248a797 100644
--- a/drivers/video/drm/radeon/radeon_pm.c
+++ b/drivers/video/drm/radeon/radeon_pm.c
@@ -273,8 +273,12 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev)
 	if (rdev->irq.installed) {
 		for (i = 0; i < rdev->num_crtc; i++) {
 			if (rdev->pm.active_crtcs & (1 << i)) {
+				/* This can fail if a modeset is in progress */
+				if (drm_vblank_get(rdev->ddev, i) == 0)
 				rdev->pm.req_vblank |= (1 << i);
-				drm_vblank_get(rdev->ddev, i);
+				else
+					DRM_DEBUG_DRIVER("crtc %d no vblank, can glitch\n",
+							 i);
 			}
 		}
 	}
diff --git a/drivers/video/drm/radeon/radeon_ttm.c b/drivers/video/drm/radeon/radeon_ttm.c
index c2a36b8803..a6cc7984de 100644
--- a/drivers/video/drm/radeon/radeon_ttm.c
+++ b/drivers/video/drm/radeon/radeon_ttm.c
@@ -247,8 +247,8 @@ static int radeon_move_blit(struct ttm_buffer_object *bo,
 
 	rdev = radeon_get_rdev(bo->bdev);
 	ridx = radeon_copy_ring_index(rdev);
-	old_start = (u64)old_mem->start << PAGE_SHIFT;
-	new_start = (u64)new_mem->start << PAGE_SHIFT;
+	old_start = old_mem->start << PAGE_SHIFT;
+	new_start = new_mem->start << PAGE_SHIFT;
 
 	switch (old_mem->mem_type) {
 	case TTM_PL_VRAM:
diff --git a/drivers/video/drm/radeon/si_dpm.c b/drivers/video/drm/radeon/si_dpm.c
index 472e077183..caa73de584 100644
--- a/drivers/video/drm/radeon/si_dpm.c
+++ b/drivers/video/drm/radeon/si_dpm.c
@@ -3015,12 +3015,6 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev,
 	if (rdev->pdev->device == 0x6811 &&
 	    rdev->pdev->revision == 0x81)
 		max_mclk = 120000;
-	/* limit sclk/mclk on Jet parts for stability */
-	if (rdev->pdev->device == 0x6665 &&
-	    rdev->pdev->revision == 0xc3) {
-		max_sclk = 75000;
-		max_mclk = 80000;
-	}
 
 	if (rps->vce_active) {
 		rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk;
@@ -4112,7 +4106,7 @@ static int si_populate_smc_voltage_tables(struct radeon_device *rdev,
 							      &rdev->pm.dpm.dyn_state.phase_shedding_limits_table)) {
 				si_populate_smc_voltage_table(rdev, &si_pi->vddc_phase_shed_table, table);
 
-				table->phaseMaskTable.lowMask[SISLANDS_SMC_VOLTAGEMASK_VDDC_PHASE_SHEDDING] =
+				table->phaseMaskTable.lowMask[SISLANDS_SMC_VOLTAGEMASK_VDDC] =
 					cpu_to_be32(si_pi->vddc_phase_shed_table.mask_low);
 
 				si_write_smc_soft_register(rdev, SI_SMC_SOFT_REGISTER_phase_shedding_delay,
diff --git a/drivers/video/drm/radeon/sislands_smc.h b/drivers/video/drm/radeon/sislands_smc.h
index 966e3a5560..3c779838d9 100644
--- a/drivers/video/drm/radeon/sislands_smc.h
+++ b/drivers/video/drm/radeon/sislands_smc.h
@@ -194,7 +194,6 @@ typedef struct SISLANDS_SMC_SWSTATE SISLANDS_SMC_SWSTATE;
 #define SISLANDS_SMC_VOLTAGEMASK_VDDC  0
 #define SISLANDS_SMC_VOLTAGEMASK_MVDD  1
 #define SISLANDS_SMC_VOLTAGEMASK_VDDCI 2
-#define SISLANDS_SMC_VOLTAGEMASK_VDDC_PHASE_SHEDDING 3
 #define SISLANDS_SMC_VOLTAGEMASK_MAX   4
 
 struct SISLANDS_SMC_VOLTAGEMASKTABLE
diff --git a/drivers/video/drm/radeon/utils.c b/drivers/video/drm/radeon/utils.c
index 0b5f4a10bf..a66968b236 100644
--- a/drivers/video/drm/radeon/utils.c
+++ b/drivers/video/drm/radeon/utils.c
@@ -809,3 +809,15 @@ int set_memory_wb(unsigned long addr, int numpages)
 {
     return 0;
 };
+
+char *strdup(const char *str)
+{
+    size_t len = strlen(str) + 1;
+    char *copy = __builtin_malloc(len);
+    if (copy)
+    {
+        memcpy (copy, str, len);
+    }
+    return copy;
+}
+
diff --git a/drivers/video/drm/ttm/ttm_bo.c b/drivers/video/drm/ttm/ttm_bo.c
index 672d0e72fe..ec64eeb433 100644
--- a/drivers/video/drm/ttm/ttm_bo.c
+++ b/drivers/video/drm/ttm/ttm_bo.c
@@ -116,7 +116,7 @@ void ttm_bo_add_to_lru(struct ttm_buffer_object *bo)
 		list_add_tail(&bo->lru, &man->lru);
 		kref_get(&bo->list_kref);
 
-		if (bo->ttm != NULL) {
+		if (bo->ttm && !(bo->ttm->page_flags & TTM_PAGE_FLAG_SG)) {
 			list_add_tail(&bo->swap, &bo->glob->swap_lru);
 			kref_get(&bo->list_kref);
 		}
@@ -854,7 +854,6 @@ bool ttm_bo_mem_compat(struct ttm_placement *placement,
 
 	return false;
 }
-EXPORT_SYMBOL(ttm_bo_mem_compat);
 
 int ttm_bo_validate(struct ttm_buffer_object *bo,
 			struct ttm_placement *placement,
diff --git a/drivers/video/drm/ttm/ttm_bo_util.c b/drivers/video/drm/ttm/ttm_bo_util.c
index 961f89499a..c239799b3d 100644
--- a/drivers/video/drm/ttm/ttm_bo_util.c
+++ b/drivers/video/drm/ttm/ttm_bo_util.c
@@ -27,8 +27,6 @@
 /*
  * Authors: Thomas Hellstrom <thellstrom-at-vmware-dot-com>
  */
-#define iowrite32(v, addr)      writel((v), (addr))
-#define ioread32(addr)          readl(addr)
 
 #include <drm/ttm/ttm_bo_driver.h>
 #include <drm/ttm/ttm_placement.h>
@@ -461,6 +459,9 @@ static int ttm_buffer_object_transfer(struct ttm_buffer_object *bo,
 
 pgprot_t ttm_io_prot(uint32_t caching_flags, pgprot_t tmp)
 {
+	/* Cached mappings need no adjustment */
+	if (caching_flags & TTM_PL_FLAG_CACHED)
+		return tmp;
 	return tmp;
 }
 EXPORT_SYMBOL(ttm_io_prot);
diff --git a/drivers/video/drm/ttm/ttm_tt.c b/drivers/video/drm/ttm/ttm_tt.c
index 1e7f0d01aa..6eb7235326 100644
--- a/drivers/video/drm/ttm/ttm_tt.c
+++ b/drivers/video/drm/ttm/ttm_tt.c
@@ -344,7 +344,7 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistent_swap_storage)
 		swap_storage = shmem_file_setup("ttm swap",
 						ttm->num_pages << PAGE_SHIFT,
 						0);
-		if (unlikely(IS_ERR(swap_storage))) {
+		if (IS_ERR(swap_storage)) {
 			pr_err("Failed allocating swap storage\n");
 			return PTR_ERR(swap_storage);
 		}
@@ -358,7 +358,7 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistent_swap_storage)
 		if (unlikely(from_page == NULL))
 			continue;
 		to_page = shmem_read_mapping_page(swap_space, i);
-		if (unlikely(IS_ERR(to_page))) {
+		if (IS_ERR(to_page)) {
 			ret = PTR_ERR(to_page);
 			goto out_err;
 		}