diff mbox

Modesetting bug on 945GSE (Atom N270) with Chris Wilson drm-intel-next kernel

Message ID 201011221001.26092.simon.farnsworth@onelan.co.uk (mailing list archive)
State New, archived
Headers show

Commit Message

Simon Farnsworth Nov. 22, 2010, 10:01 a.m. UTC 
None
diff mbox

Patch

--- regs.good   2010-11-22 09:43:22.909797682 +0000
+++ regs.bad    2010-11-22 09:59:12.088372307 +0000
@@ -22,7 +22,7 @@ 
        DSPCLK_GATE_D: 0x00001000 (clock gates disabled: DPLUNIT)
       RENCLK_GATE_D1: 0x00000000
       RENCLK_GATE_D2: 0x00000000
-               SDVOB: 0x80480084 (enabled, pipe A, stall disabled, detected)
+               SDVOB: 0x80480004 (enabled, pipe A, stall disabled, detected)
                SDVOC: 0x00480000 (disabled, pipe A, stall disabled, not detected)
              SDVOUDI: 0x00000020
               DSPARB: 0x00001d9c
@@ -32,21 +32,21 @@ 
                 ADPA: 0x00008c18 (disabled, pipe A, +hsync, +vsync)
                 LVDS: 0x40000000 (disabled, pipe B, 18 bit, 1 channel)
                 DVOA: 0x00000000 (disabled, pipe A, no stall, -hsync, -vsync)
-                DVOB: 0x80480084 (enabled, pipe A, no stall, -hsync, -vsync)
+                DVOB: 0x80480004 (enabled, pipe A, no stall, -hsync, -vsync)
                 DVOC: 0x00480000 (disabled, pipe A, no stall, -hsync, -vsync)
          DVOA_SRCDIM: 0x00000000
          DVOB_SRCDIM: 0x00000000
          DVOC_SRCDIM: 0x00000000
           PP_CONTROL: 0x00000000 (power target: off)
            PP_STATUS: 0x00000000 (off, not ready, sequencing idle)
-        PP_ON_DELAYS: 0x00000000
-       PP_OFF_DELAYS: 0x00000000
+        PP_ON_DELAYS: 0x019007d0
+       PP_OFF_DELAYS: 0x015e07d0
           PP_DIVISOR: 0x00270f04
         PFIT_CONTROL: 0x00000000
      PFIT_PGM_RATIOS: 0x00000000
      PORT_HOTPLUG_EN: 0x04000220
    PORT_HOTPLUG_STAT: 0x00000400
-            DSPACNTR: 0x41000000 (disabled, pipe B)
+            DSPACNTR: 0xc1000000 (enabled, pipe B)
           DSPASTRIDE: 0x00000c80 (3200 bytes)
              DSPAPOS: 0x00000000 (0, 0)
             DSPASIZE: 0x03ff04ff (1280, 1024)
@@ -79,10 +79,10 @@ 
           DSPBSTRIDE: 0x00002000 (8192 bytes)
              DSPBPOS: 0x00000000 (0, 0)
             DSPBSIZE: 0x0419068f (1680, 1050)
-            DSPBBASE: 0x07000000
+            DSPBBASE: 0x02000000
             DSPBSURF: 0x00000000
          DSPBTILEOFF: 0x00000000
-           PIPEBCONF: 0x00000000 (disabled, single-wide)
+           PIPEBCONF: 0x80000000 (enabled, single-wide)

-- 
Simon Farnsworth
Software Engineer