drm/i915: save and restore dsparb and d_state registers.
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/char/drm/i915_drv.h b/drivers/char/drm/i915_drv.h
index 7619c49..1b20f7c 100644
--- a/drivers/char/drm/i915_drv.h
+++ b/drivers/char/drm/i915_drv.h
@@ -119,6 +119,7 @@
u8 saveLBB;
u32 saveDSPACNTR;
u32 saveDSPBCNTR;
+ u32 saveDSPARB;
u32 savePIPEACONF;
u32 savePIPEBCONF;
u32 savePIPEASRC;
@@ -188,6 +189,7 @@
u32 saveIIR;
u32 saveIMR;
u32 saveCACHE_MODE_0;
+ u32 saveD_STATE;
u32 saveDSPCLK_GATE_D;
u32 saveMI_ARB_STATE;
u32 saveSWF0[16];
@@ -670,6 +672,8 @@
/** P1 value is 2 greater than this field */
# define VGA0_PD_P1_MASK (0x1f << 0)
+/* PCI D state control register */
+#define D_STATE 0x6104
#define DSPCLK_GATE_D 0x6200
/* I830 CRTC registers */
@@ -980,6 +984,12 @@
#define PIPECONF_INTERLACE_W_FIELD_INDICATION (6 << 21)
#define PIPECONF_INTERLACE_FIELD_0_ONLY (7 << 21)
+#define DSPARB 0x70030
+#define DSPARB_CSTART_MASK (0x7f << 7)
+#define DSPARB_CSTART_SHIFT 7
+#define DSPARB_BSTART_MASK (0x7f)
+#define DSPARB_BSTART_SHIFT 0
+
#define PIPEBCONF 0x71008
#define PIPEBCONF_ENABLE (1<<31)
#define PIPEBCONF_DISABLE 0