diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2012-09-27 15:08:35 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2012-12-10 16:53:23 -0500 |
| commit | 4d75658bffea78f0c6f82fd46df1ec983ccacdf0 (patch) | |
| tree | a6c111fe8fb7ebb76af46924ec0bc5c8f7cc961b /drivers/gpu/drm/radeon/r600d.h | |
| parent | 71bfe916ebe6d026cd3d0e41c398574fc1228e03 (diff) | |
drm/radeon/kms: Add initial support for async DMA on r6xx/r7xx
Uses the new multi-ring infrastucture. 6xx/7xx has a single
async DMA ring.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/r600d.h')
| -rw-r--r-- | drivers/gpu/drm/radeon/r600d.h | 54 |
1 files changed, 53 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h index fa6f37099ba..a596c554a3a 100644 --- a/drivers/gpu/drm/radeon/r600d.h +++ b/drivers/gpu/drm/radeon/r600d.h @@ -590,9 +590,59 @@ #define WAIT_2D_IDLECLEAN_bit (1 << 16) #define WAIT_3D_IDLECLEAN_bit (1 << 17) +/* async DMA */ +#define DMA_TILING_CONFIG 0x3ec4 +#define DMA_CONFIG 0x3e4c + +#define DMA_RB_CNTL 0xd000 +# define DMA_RB_ENABLE (1 << 0) +# define DMA_RB_SIZE(x) ((x) << 1) /* log2 */ +# define DMA_RB_SWAP_ENABLE (1 << 9) /* 8IN32 */ +# define DMA_RPTR_WRITEBACK_ENABLE (1 << 12) +# define DMA_RPTR_WRITEBACK_SWAP_ENABLE (1 << 13) /* 8IN32 */ +# define DMA_RPTR_WRITEBACK_TIMER(x) ((x) << 16) /* log2 */ +#define DMA_RB_BASE 0xd004 +#define DMA_RB_RPTR 0xd008 +#define DMA_RB_WPTR 0xd00c + +#define DMA_RB_RPTR_ADDR_HI 0xd01c +#define DMA_RB_RPTR_ADDR_LO 0xd020 + +#define DMA_IB_CNTL 0xd024 +# define DMA_IB_ENABLE (1 << 0) +# define DMA_IB_SWAP_ENABLE (1 << 4) +#define DMA_IB_RPTR 0xd028 +#define DMA_CNTL 0xd02c +# define TRAP_ENABLE (1 << 0) +# define SEM_INCOMPLETE_INT_ENABLE (1 << 1) +# define SEM_WAIT_INT_ENABLE (1 << 2) +# define DATA_SWAP_ENABLE (1 << 3) +# define FENCE_SWAP_ENABLE (1 << 4) +# define CTXEMPTY_INT_ENABLE (1 << 28) +#define DMA_STATUS_REG 0xd034 +# define DMA_IDLE (1 << 0) +#define DMA_SEM_INCOMPLETE_TIMER_CNTL 0xd044 +#define DMA_SEM_WAIT_FAIL_TIMER_CNTL 0xd048 +#define DMA_MODE 0xd0bc + +/* async DMA packets */ +#define DMA_PACKET(cmd, t, s, n) ((((cmd) & 0xF) << 28) | \ + (((t) & 0x1) << 23) | \ + (((s) & 0x1) << 22) | \ + (((n) & 0xFFFF) << 0)) +/* async DMA Packet types */ +#define DMA_PACKET_WRITE 0x2 +#define DMA_PACKET_COPY 0x3 +#define DMA_PACKET_INDIRECT_BUFFER 0x4 +#define DMA_PACKET_SEMAPHORE 0x5 +#define DMA_PACKET_FENCE 0x6 +#define DMA_PACKET_TRAP 0x7 +#define DMA_PACKET_CONSTANT_FILL 0xd /* 7xx only */ +#define DMA_PACKET_NOP 0xf + #define IH_RB_CNTL 0x3e00 # define IH_RB_ENABLE (1 << 0) -# define IH_IB_SIZE(x) ((x) << 1) /* log2 */ +# define IH_RB_SIZE(x) ((x) << 1) /* log2 */ # define IH_RB_FULL_DRAIN_ENABLE (1 << 6) # define IH_WPTR_WRITEBACK_ENABLE (1 << 8) # define IH_WPTR_WRITEBACK_TIMER(x) ((x) << 9) /* log2 */ @@ -637,7 +687,9 @@ #define TN_RLC_CLEAR_STATE_RESTORE_BASE 0x3f20 #define SRBM_SOFT_RESET 0xe60 +# define SOFT_RESET_DMA (1 << 12) # define SOFT_RESET_RLC (1 << 13) +# define RV770_SOFT_RESET_DMA (1 << 20) #define CP_INT_CNTL 0xc124 # define CNTX_BUSY_INT_ENABLE (1 << 19) |