intelfb: add preliminary i2c support

[safe/jmp/linux-2.6] / drivers / video / intelfb / intelfbhw.h

diff --git a/drivers/video/intelfb/intelfbhw.h b/drivers/video/intelfb/intelfbhw.h
index 10acda0..8c54ba8 100644 (file)
--- a/drivers/video/intelfb/intelfbhw.h
+++ b/drivers/video/intelfb/intelfbhw.h
@@ -88,6 +88,19 @@
 #define INSTDONE               0x2090
 #define PRI_RING_EMPTY                 1
 
+#define HWSTAM                 0x2098
+#define IER                    0x20A0
+#define IIR                    0x20A4
+#define IMR                    0x20A8
+#define VSYNC_PIPE_A_INTERRUPT         (1 << 7)
+#define PIPE_A_EVENT_INTERRUPT         (1 << 4)
+#define VSYNC_PIPE_B_INTERRUPT         (1 << 5)
+#define PIPE_B_EVENT_INTERRUPT         (1 << 4)
+#define HOST_PORT_EVENT_INTERRUPT      (1 << 3)
+#define CAPTURE_EVENT_INTERRUPT                (1 << 2)
+#define USER_DEFINED_INTERRUPT         (1 << 1)
+#define BREAKPOINT_INTERRUPT           1
+
 #define INSTPM                 0x20c0
 #define SYNC_FLUSH_ENABLE              (1 << 5)
 
@@ -113,6 +126,12 @@
 #define FW_DISPC_BL_SHIFT              8
 #define FW_DISPC_BL_MASK               0x7
 
+#define GPIOA             0x5010
+#define GPIOB             0x5014
+#define GPIOC             0x5018 // this may be external DDC on i830
+#define GPIOD             0x501C // this is DVO DDC
+#define GPIOE             0x5020 // this is DVO i2C
+#define GPIOF             0x5024
 
 /* PLL registers */
 #define VGA0_DIVISOR           0x06000
@@ -468,9 +487,12 @@
 
 /* I/O macros */
 #define INREG8(addr)         readb((u8 __iomem *)(dinfo->mmio_base + (addr)))
+#define INREG16(addr)        readw((u16 __iomem *)(dinfo->mmio_base + (addr)))
 #define INREG(addr)          readl((u32 __iomem *)(dinfo->mmio_base + (addr)))
 #define OUTREG8(addr, val)    writeb((val),(u8 __iomem *)(dinfo->mmio_base + \
                                                           (addr)))
+#define OUTREG16(addr, val)    writew((val),(u16 __iomem *)(dinfo->mmio_base + \
+                                                          (addr)))
 #define OUTREG(addr, val)     writel((val),(u32 __iomem *)(dinfo->mmio_base + \
                                      (addr)))
 
@@ -545,5 +567,8 @@ extern void intelfbhw_cursor_setcolor(struct intelfb_info *dinfo, u32 bg,
 extern void intelfbhw_cursor_load(struct intelfb_info *dinfo, int width,
                                  int height, u8 *data);
 extern void intelfbhw_cursor_reset(struct intelfb_info *dinfo);
+extern int intelfbhw_enable_irq(struct intelfb_info *dinfo, int reenable);
+extern void intelfbhw_disable_irq(struct intelfb_info *dinfo);
+extern int intelfbhw_wait_for_vsync(struct intelfb_info *dinfo, u32 pipe);
 
 #endif /* _INTELFBHW_H */