提交 a59781bb 编写于 作者: A Alex Deucher

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: NAlex Deucher <alexander.deucher@amd.com>
上级 f6796cae
此差异已折叠。
......@@ -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
......
......@@ -600,10 +600,21 @@ struct evergreen_irq_stat_regs {
u32 afmt_status6;
};
struct cik_irq_stat_regs {
u32 disp_int;
u32 disp_int_cont;
u32 disp_int_cont2;
u32 disp_int_cont3;
u32 disp_int_cont4;
u32 disp_int_cont5;
u32 disp_int_cont6;
};
union radeon_irq_stat_regs {
struct r500_irq_stat_regs r500;
struct r600_irq_stat_regs r600;
struct evergreen_irq_stat_regs evergreen;
struct cik_irq_stat_regs cik;
};
#define RADEON_MAX_HPD_PINS 6
......
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