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drm/i915: Unmask interrupt for render engine on Sandybridge

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With splitted engines on Sandybridge, each engine has its own
interrupt control as well. This unmasks the interrupt to properly
enable pipe control notify event for render engine.

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Zhenyu Wang 2010-05-27 10:26:43 +08:00 committed by Eric Anholt
parent ca76482e0f
commit a1786bd270
1 changed files with 19 additions and 0 deletions
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19
drivers/gpu/drm/i915/i915_reg.h
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@ -369,6 +369,25 @@
#define BB_ADDR 0x02140 /* 8 bytes */
#define GFX_FLSH_CNTL 0x02170 /* 915+ only */
/* GEN6 interrupt control */
#define GEN6_RENDER_HWSTAM 0x2098
#define GEN6_RENDER_IMR 0x20a8
#define GEN6_RENDER_CONTEXT_SWITCH_INTERRUPT (1 << 8)
#define GEN6_RENDER_PPGTT_PAGE_FAULT (1 << 7)
#define GEN6_RENDER TIMEOUT_COUNTER_EXPIRED (1 << 6)
#define GEN6_RENDER_L3_PARITY_ERROR (1 << 5)
#define GEN6_RENDER_PIPE_CONTROL_NOTIFY_INTERRUPT (1 << 4)
#define GEN6_RENDER_COMMAND_PARSER_MASTER_ERROR (1 << 3)
#define GEN6_RENDER_SYNC_STATUS (1 << 2)
#define GEN6_RENDER_DEBUG_INTERRUPT (1 << 1)
#define GEN6_RENDER_USER_INTERRUPT (1 << 0)
#define GEN6_BLITTER_HWSTAM 0x22098
#define GEN6_BLITTER_IMR 0x220a8
#define GEN6_BLITTER_MI_FLUSH_DW_NOTIFY_INTERRUPT (1 << 26)
#define GEN6_BLITTER_COMMAND_PARSER_MASTER_ERROR (1 << 25)
#define GEN6_BLITTER_SYNC_STATUS (1 << 24)
#define GEN6_BLITTER_USER_INTERRUPT (1 << 22)
/*
* BSD (bit stream decoder instruction and interrupt control register defines
* (G4X and Ironlake only)