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path: root/drivers/gpu/drm/i915/i915_reg.h
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_reg.h')
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h46
1 files changed, 42 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index ad3d1b5db95..6c085848409 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -275,7 +275,13 @@
#define INSTPM 0x020c0
#define ACTHD 0x020c8
#define FW_BLC 0x020d8
+#define FW_BLC2 0x020dc
#define FW_BLC_SELF 0x020e0 /* 915+ only */
+#define FW_BLC_SELF_EN (1<<15)
+#define MM_BURST_LENGTH 0x00700000
+#define MM_FIFO_WATERMARK 0x0001F000
+#define LM_BURST_LENGTH 0x00000700
+#define LM_FIFO_WATERMARK 0x0000001F
#define MI_ARB_STATE 0x020e4 /* 915+ only */
#define CACHE_MODE_0 0x02120 /* 915+ only */
#define CM0_MASK_SHIFT 16
@@ -585,17 +591,21 @@
/* Clocking configuration register */
#define CLKCFG 0x10c00
-#define CLKCFG_FSB_400 (0 << 0) /* hrawclk 100 */
+#define CLKCFG_FSB_400 (5 << 0) /* hrawclk 100 */
#define CLKCFG_FSB_533 (1 << 0) /* hrawclk 133 */
#define CLKCFG_FSB_667 (3 << 0) /* hrawclk 166 */
#define CLKCFG_FSB_800 (2 << 0) /* hrawclk 200 */
#define CLKCFG_FSB_1067 (6 << 0) /* hrawclk 266 */
#define CLKCFG_FSB_1333 (7 << 0) /* hrawclk 333 */
-/* this is a guess, could be 5 as well */
+/* Note, below two are guess */
#define CLKCFG_FSB_1600 (4 << 0) /* hrawclk 400 */
-#define CLKCFG_FSB_1600_ALT (5 << 0) /* hrawclk 400 */
+#define CLKCFG_FSB_1600_ALT (0 << 0) /* hrawclk 400 */
#define CLKCFG_FSB_MASK (7 << 0)
-
+#define CLKCFG_MEM_533 (1 << 4)
+#define CLKCFG_MEM_667 (2 << 4)
+#define CLKCFG_MEM_800 (3 << 4)
+#define CLKCFG_MEM_MASK (7 << 4)
+
/** GM965 GM45 render standby register */
#define MCHBAR_RENDER_STANDBY 0x111B8
@@ -1595,6 +1605,34 @@
#define DSPARB_CSTART_SHIFT 7
#define DSPARB_BSTART_MASK (0x7f)
#define DSPARB_BSTART_SHIFT 0
+#define DSPARB_BEND_SHIFT 9 /* on 855 */
+#define DSPARB_AEND_SHIFT 0
+
+#define DSPFW1 0x70034
+#define DSPFW2 0x70038
+#define DSPFW3 0x7003c
+#define IGD_SELF_REFRESH_EN (1<<30)
+
+/* FIFO watermark sizes etc */
+#define I915_FIFO_LINE_SIZE 64
+#define I830_FIFO_LINE_SIZE 32
+#define I945_FIFO_SIZE 127 /* 945 & 965 */
+#define I915_FIFO_SIZE 95
+#define I855GM_FIFO_SIZE 255
+#define I830_FIFO_SIZE 95
+#define I915_MAX_WM 0x3f
+
+#define IGD_DISPLAY_FIFO 512 /* in 64byte unit */
+#define IGD_FIFO_LINE_SIZE 64
+#define IGD_MAX_WM 0x1ff
+#define IGD_DFT_WM 0x3f
+#define IGD_DFT_HPLLOFF_WM 0
+#define IGD_GUARD_WM 10
+#define IGD_CURSOR_FIFO 64
+#define IGD_CURSOR_MAX_WM 0x3f
+#define IGD_CURSOR_DFT_WM 0
+#define IGD_CURSOR_GUARD_WM 5
+
/*
* The two pipe frame counter registers are not synchronized, so
* reading a stable value is somewhat tricky. The following code