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-rw-r--r--drivers/video/intelfb/intelfb.h4
-rw-r--r--drivers/video/intelfb/intelfbhw.c9
-rw-r--r--drivers/video/intelfb/intelfbhw.h13
3 files changed, 26 insertions, 0 deletions
diff --git a/drivers/video/intelfb/intelfb.h b/drivers/video/intelfb/intelfb.h
index e290d7460e1bee..cb016fe4d48896 100644
--- a/drivers/video/intelfb/intelfb.h
+++ b/drivers/video/intelfb/intelfb.h
@@ -195,6 +195,10 @@ struct intelfb_hwstate {
u32 mem_mode;
u32 fw_blc_0;
u32 fw_blc_1;
+ u16 hwstam;
+ u16 ier;
+ u16 iir;
+ u16 imr;
};
struct intelfb_heap_data {
diff --git a/drivers/video/intelfb/intelfbhw.c b/drivers/video/intelfb/intelfbhw.c
index 7533b3dd08ac96..05aded669cdb13 100644
--- a/drivers/video/intelfb/intelfbhw.c
+++ b/drivers/video/intelfb/intelfbhw.c
@@ -587,6 +587,11 @@ intelfbhw_read_hw_state(struct intelfb_info *dinfo, struct intelfb_hwstate *hw,
hw->fw_blc_0 = INREG(FW_BLC_0);
hw->fw_blc_1 = INREG(FW_BLC_1);
+ hw->hwstam = INREG16(HWSTAM);
+ hw->ier = INREG16(IER);
+ hw->iir = INREG16(IIR);
+ hw->imr = INREG16(IMR);
+
return 0;
}
@@ -796,6 +801,10 @@ intelfbhw_print_hw_state(struct intelfb_info *dinfo, struct intelfb_hwstate *hw)
printk(" FW_BLC_0 0x%08x\n", hw->fw_blc_0);
printk(" FW_BLC_1 0x%08x\n", hw->fw_blc_1);
+ printk(" HWSTAM 0x%04x\n", hw->hwstam);
+ printk(" IER 0x%04x\n", hw->ier);
+ printk(" IIR 0x%04x\n", hw->iir);
+ printk(" IMR 0x%04x\n", hw->imr);
printk("hw state dump end\n");
#endif
}
diff --git a/drivers/video/intelfb/intelfbhw.h b/drivers/video/intelfb/intelfbhw.h
index 25823514991376..8d2e36972fc813 100644
--- 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)