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authorAlex Deucher <alexander.deucher@amd.com>2012-11-09 19:45:57 +0400
committerAlex Deucher <alexander.deucher@amd.com>2013-06-26 01:50:31 +0400
commita59781bbe528a0c2b0468d8baeea88a61d8b7e3c (patch)
tree4b0adc4978b4fc72ae26212a86930861a1a34278 /drivers/gpu/drm/radeon/cikd.h
parentf6796caee6fc0f97e8d38f5b8b060ab1433ae54e (diff)
downloadlinux-a59781bbe528a0c2b0468d8baeea88a61d8b7e3c.tar.xz
drm/radeon: add support for interrupts on CIK (v5)
Todo: - handle interrupts for compute queues v2: add documentation v3: update to latest reset code v4: update to latest illegal CP handling v5: fix missing break in interrupt handler switch statement Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/cikd.h')
-rw-r--r--drivers/gpu/drm/radeon/cikd.h170
1 files changed, 170 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/cikd.h b/drivers/gpu/drm/radeon/cikd.h
index a11602012496..a282168eadd0 100644
--- a/drivers/gpu/drm/radeon/cikd.h
+++ b/drivers/gpu/drm/radeon/cikd.h
@@ -178,8 +178,42 @@
#define HDP_MISC_CNTL 0x2F4C
#define HDP_FLUSH_INVALIDATE_CACHE (1 << 0)
+#define IH_RB_CNTL 0x3e00
+# define IH_RB_ENABLE (1 << 0)
+# 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 */
+# define IH_WPTR_OVERFLOW_ENABLE (1 << 16)
+# define IH_WPTR_OVERFLOW_CLEAR (1 << 31)
+#define IH_RB_BASE 0x3e04
+#define IH_RB_RPTR 0x3e08
+#define IH_RB_WPTR 0x3e0c
+# define RB_OVERFLOW (1 << 0)
+# define WPTR_OFFSET_MASK 0x3fffc
+#define IH_RB_WPTR_ADDR_HI 0x3e10
+#define IH_RB_WPTR_ADDR_LO 0x3e14
+#define IH_CNTL 0x3e18
+# define ENABLE_INTR (1 << 0)
+# define IH_MC_SWAP(x) ((x) << 1)
+# define IH_MC_SWAP_NONE 0
+# define IH_MC_SWAP_16BIT 1
+# define IH_MC_SWAP_32BIT 2
+# define IH_MC_SWAP_64BIT 3
+# define RPTR_REARM (1 << 4)
+# define MC_WRREQ_CREDIT(x) ((x) << 15)
+# define MC_WR_CLEAN_CNT(x) ((x) << 20)
+# define MC_VMID(x) ((x) << 25)
+
#define CONFIG_MEMSIZE 0x5428
+#define INTERRUPT_CNTL 0x5468
+# define IH_DUMMY_RD_OVERRIDE (1 << 0)
+# define IH_DUMMY_RD_EN (1 << 1)
+# define IH_REQ_NONSNOOP_EN (1 << 3)
+# define GEN_IH_INT_EN (1 << 8)
+#define INTERRUPT_CNTL2 0x546c
+
#define HDP_MEM_COHERENCY_FLUSH_CNTL 0x5480
#define BIF_FB_EN 0x5490
@@ -203,6 +237,99 @@
#define SDMA0 (1 << 10)
#define SDMA1 (1 << 11)
+/* 0x6b24, 0x7724, 0x10324, 0x10f24, 0x11b24, 0x12724 */
+#define LB_VLINE_STATUS 0x6b24
+# define VLINE_OCCURRED (1 << 0)
+# define VLINE_ACK (1 << 4)
+# define VLINE_STAT (1 << 12)
+# define VLINE_INTERRUPT (1 << 16)
+# define VLINE_INTERRUPT_TYPE (1 << 17)
+/* 0x6b2c, 0x772c, 0x1032c, 0x10f2c, 0x11b2c, 0x1272c */
+#define LB_VBLANK_STATUS 0x6b2c
+# define VBLANK_OCCURRED (1 << 0)
+# define VBLANK_ACK (1 << 4)
+# define VBLANK_STAT (1 << 12)
+# define VBLANK_INTERRUPT (1 << 16)
+# define VBLANK_INTERRUPT_TYPE (1 << 17)
+
+/* 0x6b20, 0x7720, 0x10320, 0x10f20, 0x11b20, 0x12720 */
+#define LB_INTERRUPT_MASK 0x6b20
+# define VBLANK_INTERRUPT_MASK (1 << 0)
+# define VLINE_INTERRUPT_MASK (1 << 4)
+# define VLINE2_INTERRUPT_MASK (1 << 8)
+
+#define DISP_INTERRUPT_STATUS 0x60f4
+# define LB_D1_VLINE_INTERRUPT (1 << 2)
+# define LB_D1_VBLANK_INTERRUPT (1 << 3)
+# define DC_HPD1_INTERRUPT (1 << 17)
+# define DC_HPD1_RX_INTERRUPT (1 << 18)
+# define DACA_AUTODETECT_INTERRUPT (1 << 22)
+# define DACB_AUTODETECT_INTERRUPT (1 << 23)
+# define DC_I2C_SW_DONE_INTERRUPT (1 << 24)
+# define DC_I2C_HW_DONE_INTERRUPT (1 << 25)
+#define DISP_INTERRUPT_STATUS_CONTINUE 0x60f8
+# define LB_D2_VLINE_INTERRUPT (1 << 2)
+# define LB_D2_VBLANK_INTERRUPT (1 << 3)
+# define DC_HPD2_INTERRUPT (1 << 17)
+# define DC_HPD2_RX_INTERRUPT (1 << 18)
+# define DISP_TIMER_INTERRUPT (1 << 24)
+#define DISP_INTERRUPT_STATUS_CONTINUE2 0x60fc
+# define LB_D3_VLINE_INTERRUPT (1 << 2)
+# define LB_D3_VBLANK_INTERRUPT (1 << 3)
+# define DC_HPD3_INTERRUPT (1 << 17)
+# define DC_HPD3_RX_INTERRUPT (1 << 18)
+#define DISP_INTERRUPT_STATUS_CONTINUE3 0x6100
+# define LB_D4_VLINE_INTERRUPT (1 << 2)
+# define LB_D4_VBLANK_INTERRUPT (1 << 3)
+# define DC_HPD4_INTERRUPT (1 << 17)
+# define DC_HPD4_RX_INTERRUPT (1 << 18)
+#define DISP_INTERRUPT_STATUS_CONTINUE4 0x614c
+# define LB_D5_VLINE_INTERRUPT (1 << 2)
+# define LB_D5_VBLANK_INTERRUPT (1 << 3)
+# define DC_HPD5_INTERRUPT (1 << 17)
+# define DC_HPD5_RX_INTERRUPT (1 << 18)
+#define DISP_INTERRUPT_STATUS_CONTINUE5 0x6150
+# define LB_D6_VLINE_INTERRUPT (1 << 2)
+# define LB_D6_VBLANK_INTERRUPT (1 << 3)
+# define DC_HPD6_INTERRUPT (1 << 17)
+# define DC_HPD6_RX_INTERRUPT (1 << 18)
+#define DISP_INTERRUPT_STATUS_CONTINUE6 0x6780
+
+#define DAC_AUTODETECT_INT_CONTROL 0x67c8
+
+#define DC_HPD1_INT_STATUS 0x601c
+#define DC_HPD2_INT_STATUS 0x6028
+#define DC_HPD3_INT_STATUS 0x6034
+#define DC_HPD4_INT_STATUS 0x6040
+#define DC_HPD5_INT_STATUS 0x604c
+#define DC_HPD6_INT_STATUS 0x6058
+# define DC_HPDx_INT_STATUS (1 << 0)
+# define DC_HPDx_SENSE (1 << 1)
+# define DC_HPDx_SENSE_DELAYED (1 << 4)
+# define DC_HPDx_RX_INT_STATUS (1 << 8)
+
+#define DC_HPD1_INT_CONTROL 0x6020
+#define DC_HPD2_INT_CONTROL 0x602c
+#define DC_HPD3_INT_CONTROL 0x6038
+#define DC_HPD4_INT_CONTROL 0x6044
+#define DC_HPD5_INT_CONTROL 0x6050
+#define DC_HPD6_INT_CONTROL 0x605c
+# define DC_HPDx_INT_ACK (1 << 0)
+# define DC_HPDx_INT_POLARITY (1 << 8)
+# define DC_HPDx_INT_EN (1 << 16)
+# define DC_HPDx_RX_INT_ACK (1 << 20)
+# define DC_HPDx_RX_INT_EN (1 << 24)
+
+#define DC_HPD1_CONTROL 0x6024
+#define DC_HPD2_CONTROL 0x6030
+#define DC_HPD3_CONTROL 0x603c
+#define DC_HPD4_CONTROL 0x6048
+#define DC_HPD5_CONTROL 0x6054
+#define DC_HPD6_CONTROL 0x6060
+# define DC_HPDx_CONNECTION_TIMER(x) ((x) << 0)
+# define DC_HPDx_RX_INT_TIMER(x) ((x) << 16)
+# define DC_HPDx_EN (1 << 28)
+
#define GRBM_CNTL 0x8000
#define GRBM_READ_TIMEOUT(x) ((x) << 0)
@@ -274,6 +401,10 @@
#define SOFT_RESET_CPC (1 << 18) /* CP Compute (MEC1/2) */
#define SOFT_RESET_CPG (1 << 19) /* CP GFX (PFP, ME, CE) */
+#define GRBM_INT_CNTL 0x8060
+# define RDERR_INT_ENABLE (1 << 0)
+# define GUI_IDLE_INT_ENABLE (1 << 19)
+
#define CP_MEC_CNTL 0x8234
#define MEC_ME2_HALT (1 << 28)
#define MEC_ME1_HALT (1 << 30)
@@ -507,6 +638,45 @@
# define CP_RINGID1_INT_ENABLE (1 << 30)
# define CP_RINGID0_INT_ENABLE (1 << 31)
+#define CP_INT_STATUS_RING0 0xC1B4
+# define PRIV_INSTR_INT_STAT (1 << 22)
+# define PRIV_REG_INT_STAT (1 << 23)
+# define TIME_STAMP_INT_STAT (1 << 26)
+# define CP_RINGID2_INT_STAT (1 << 29)
+# define CP_RINGID1_INT_STAT (1 << 30)
+# define CP_RINGID0_INT_STAT (1 << 31)
+
+#define CP_ME1_PIPE0_INT_CNTL 0xC214
+#define CP_ME1_PIPE1_INT_CNTL 0xC218
+#define CP_ME1_PIPE2_INT_CNTL 0xC21C
+#define CP_ME1_PIPE3_INT_CNTL 0xC220
+#define CP_ME2_PIPE0_INT_CNTL 0xC224
+#define CP_ME2_PIPE1_INT_CNTL 0xC228
+#define CP_ME2_PIPE2_INT_CNTL 0xC22C
+#define CP_ME2_PIPE3_INT_CNTL 0xC230
+# define DEQUEUE_REQUEST_INT_ENABLE (1 << 13)
+# define WRM_POLL_TIMEOUT_INT_ENABLE (1 << 17)
+# define PRIV_REG_INT_ENABLE (1 << 23)
+# define TIME_STAMP_INT_ENABLE (1 << 26)
+# define GENERIC2_INT_ENABLE (1 << 29)
+# define GENERIC1_INT_ENABLE (1 << 30)
+# define GENERIC0_INT_ENABLE (1 << 31)
+#define CP_ME1_PIPE0_INT_STATUS 0xC214
+#define CP_ME1_PIPE1_INT_STATUS 0xC218
+#define CP_ME1_PIPE2_INT_STATUS 0xC21C
+#define CP_ME1_PIPE3_INT_STATUS 0xC220
+#define CP_ME2_PIPE0_INT_STATUS 0xC224
+#define CP_ME2_PIPE1_INT_STATUS 0xC228
+#define CP_ME2_PIPE2_INT_STATUS 0xC22C
+#define CP_ME2_PIPE3_INT_STATUS 0xC230
+# define DEQUEUE_REQUEST_INT_STATUS (1 << 13)
+# define WRM_POLL_TIMEOUT_INT_STATUS (1 << 17)
+# define PRIV_REG_INT_STATUS (1 << 23)
+# define TIME_STAMP_INT_STATUS (1 << 26)
+# define GENERIC2_INT_STATUS (1 << 29)
+# define GENERIC1_INT_STATUS (1 << 30)
+# define GENERIC0_INT_STATUS (1 << 31)
+
#define CP_MAX_CONTEXT 0xC2B8
#define CP_RB0_BASE_HI 0xC2C4