From e0bcf1654d2639a326ea2c95efdfddfff3cc9c55 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 15 Feb 2013 11:56:59 -0500 Subject: drm/radeon: add support for ASPM on SI asics (v2) Enables PCIE ASPM (Active State Power Management) on SI asics. v2: fix typo Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/sid.h | 111 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 111 insertions(+) (limited to 'drivers/gpu/drm/radeon/sid.h') diff --git a/drivers/gpu/drm/radeon/sid.h b/drivers/gpu/drm/radeon/sid.h index 6d4bdbc..5f29d81 100644 --- a/drivers/gpu/drm/radeon/sid.h +++ b/drivers/gpu/drm/radeon/sid.h @@ -88,11 +88,32 @@ #define VGA_HDP_CONTROL 0x328 #define VGA_MEMORY_DISABLE (1 << 4) +#define SPLL_CNTL_MODE 0x618 +# define SPLL_REFCLK_SEL(x) ((x) << 8) +# define SPLL_REFCLK_SEL_MASK 0xFF00 + +#define MPLL_BYPASSCLK_SEL 0x65c +# define MPLL_CLKOUT_SEL(x) ((x) << 8) +# define MPLL_CLKOUT_SEL_MASK 0xFF00 + #define CG_CLKPIN_CNTL 0x660 # define XTALIN_DIVIDE (1 << 1) +# define BCLK_AS_XCLK (1 << 2) #define CG_CLKPIN_CNTL_2 0x664 +# define FORCE_BIF_REFCLK_EN (1 << 3) # define MUX_TCLK_TO_XCLK (1 << 8) +#define THM_CLK_CNTL 0x66c +# define CMON_CLK_SEL(x) ((x) << 0) +# define CMON_CLK_SEL_MASK 0xFF +# define TMON_CLK_SEL(x) ((x) << 8) +# define TMON_CLK_SEL_MASK 0xFF00 +#define MISC_CLK_CNTL 0x670 +# define DEEP_SLEEP_CLK_SEL(x) ((x) << 0) +# define DEEP_SLEEP_CLK_SEL_MASK 0xFF +# define ZCLK_SEL(x) ((x) << 8) +# define ZCLK_SEL_MASK 0xFF00 + #define DMIF_ADDR_CONFIG 0xBD4 #define DMIF_ADDR_CALC 0xC00 @@ -829,14 +850,88 @@ # define THREAD_TRACE_FLUSH (54 << 0) # define THREAD_TRACE_FINISH (55 << 0) +/* PIF PHY0 registers idx/data 0x8/0xc */ +#define PB0_PIF_CNTL 0x10 +# define LS2_EXIT_TIME(x) ((x) << 17) +# define LS2_EXIT_TIME_MASK (0x7 << 17) +# define LS2_EXIT_TIME_SHIFT 17 +#define PB0_PIF_PAIRING 0x11 +# define MULTI_PIF (1 << 25) +#define PB0_PIF_PWRDOWN_0 0x12 +# define PLL_POWER_STATE_IN_TXS2_0(x) ((x) << 7) +# define PLL_POWER_STATE_IN_TXS2_0_MASK (0x7 << 7) +# define PLL_POWER_STATE_IN_TXS2_0_SHIFT 7 +# define PLL_POWER_STATE_IN_OFF_0(x) ((x) << 10) +# define PLL_POWER_STATE_IN_OFF_0_MASK (0x7 << 10) +# define PLL_POWER_STATE_IN_OFF_0_SHIFT 10 +# define PLL_RAMP_UP_TIME_0(x) ((x) << 24) +# define PLL_RAMP_UP_TIME_0_MASK (0x7 << 24) +# define PLL_RAMP_UP_TIME_0_SHIFT 24 +#define PB0_PIF_PWRDOWN_1 0x13 +# define PLL_POWER_STATE_IN_TXS2_1(x) ((x) << 7) +# define PLL_POWER_STATE_IN_TXS2_1_MASK (0x7 << 7) +# define PLL_POWER_STATE_IN_TXS2_1_SHIFT 7 +# define PLL_POWER_STATE_IN_OFF_1(x) ((x) << 10) +# define PLL_POWER_STATE_IN_OFF_1_MASK (0x7 << 10) +# define PLL_POWER_STATE_IN_OFF_1_SHIFT 10 +# define PLL_RAMP_UP_TIME_1(x) ((x) << 24) +# define PLL_RAMP_UP_TIME_1_MASK (0x7 << 24) +# define PLL_RAMP_UP_TIME_1_SHIFT 24 + +#define PB0_PIF_PWRDOWN_2 0x17 +# define PLL_POWER_STATE_IN_TXS2_2(x) ((x) << 7) +# define PLL_POWER_STATE_IN_TXS2_2_MASK (0x7 << 7) +# define PLL_POWER_STATE_IN_TXS2_2_SHIFT 7 +# define PLL_POWER_STATE_IN_OFF_2(x) ((x) << 10) +# define PLL_POWER_STATE_IN_OFF_2_MASK (0x7 << 10) +# define PLL_POWER_STATE_IN_OFF_2_SHIFT 10 +# define PLL_RAMP_UP_TIME_2(x) ((x) << 24) +# define PLL_RAMP_UP_TIME_2_MASK (0x7 << 24) +# define PLL_RAMP_UP_TIME_2_SHIFT 24 +#define PB0_PIF_PWRDOWN_3 0x18 +# define PLL_POWER_STATE_IN_TXS2_3(x) ((x) << 7) +# define PLL_POWER_STATE_IN_TXS2_3_MASK (0x7 << 7) +# define PLL_POWER_STATE_IN_TXS2_3_SHIFT 7 +# define PLL_POWER_STATE_IN_OFF_3(x) ((x) << 10) +# define PLL_POWER_STATE_IN_OFF_3_MASK (0x7 << 10) +# define PLL_POWER_STATE_IN_OFF_3_SHIFT 10 +# define PLL_RAMP_UP_TIME_3(x) ((x) << 24) +# define PLL_RAMP_UP_TIME_3_MASK (0x7 << 24) +# define PLL_RAMP_UP_TIME_3_SHIFT 24 +/* PIF PHY1 registers idx/data 0x10/0x14 */ +#define PB1_PIF_CNTL 0x10 +#define PB1_PIF_PAIRING 0x11 +#define PB1_PIF_PWRDOWN_0 0x12 +#define PB1_PIF_PWRDOWN_1 0x13 + +#define PB1_PIF_PWRDOWN_2 0x17 +#define PB1_PIF_PWRDOWN_3 0x18 /* PCIE registers idx/data 0x30/0x34 */ +#define PCIE_CNTL2 0x1c /* PCIE */ +# define SLV_MEM_LS_EN (1 << 16) +# define MST_MEM_LS_EN (1 << 18) +# define REPLAY_MEM_LS_EN (1 << 19) #define PCIE_LC_STATUS1 0x28 /* PCIE */ +# define LC_REVERSE_RCVR (1 << 0) +# define LC_REVERSE_XMIT (1 << 1) # define LC_OPERATING_LINK_WIDTH_MASK (0x7 << 2) # define LC_OPERATING_LINK_WIDTH_SHIFT 2 # define LC_DETECTED_LINK_WIDTH_MASK (0x7 << 5) # define LC_DETECTED_LINK_WIDTH_SHIFT 5 +#define PCIE_P_CNTL 0x40 /* PCIE */ +# define P_IGNORE_EDB_ERR (1 << 6) + /* PCIE PORT registers idx/data 0x38/0x3c */ +#define PCIE_LC_CNTL 0xa0 +# define LC_L0S_INACTIVITY(x) ((x) << 8) +# define LC_L0S_INACTIVITY_MASK (0xf << 8) +# define LC_L0S_INACTIVITY_SHIFT 8 +# define LC_L1_INACTIVITY(x) ((x) << 12) +# define LC_L1_INACTIVITY_MASK (0xf << 12) +# define LC_L1_INACTIVITY_SHIFT 12 +# define LC_PMI_TO_L1_DIS (1 << 16) +# define LC_ASPM_TO_L1_DIS (1 << 24) #define PCIE_LC_LINK_WIDTH_CNTL 0xa2 /* PCIE_P */ # define LC_LINK_WIDTH_SHIFT 0 # define LC_LINK_WIDTH_MASK 0x7 @@ -855,6 +950,15 @@ # define LC_SHORT_RECONFIG_EN (1 << 11) # define LC_UPCONFIGURE_SUPPORT (1 << 12) # define LC_UPCONFIGURE_DIS (1 << 13) +# define LC_DYN_LANES_PWR_STATE(x) ((x) << 21) +# define LC_DYN_LANES_PWR_STATE_MASK (0x3 << 21) +# define LC_DYN_LANES_PWR_STATE_SHIFT 21 +#define PCIE_LC_N_FTS_CNTL 0xa3 /* PCIE_P */ +# define LC_XMIT_N_FTS(x) ((x) << 0) +# define LC_XMIT_N_FTS_MASK (0xff << 0) +# define LC_XMIT_N_FTS_SHIFT 0 +# define LC_XMIT_N_FTS_OVERRIDE_EN (1 << 8) +# define LC_N_FTS_MASK (0xff << 24) #define PCIE_LC_SPEED_CNTL 0xa4 /* PCIE_P */ # define LC_GEN2_EN_STRAP (1 << 0) # define LC_GEN3_EN_STRAP (1 << 1) @@ -875,6 +979,13 @@ # define LC_OTHER_SIDE_SUPPORTS_GEN2 (1 << 19) # define LC_OTHER_SIDE_EVER_SENT_GEN3 (1 << 20) # define LC_OTHER_SIDE_SUPPORTS_GEN3 (1 << 21) + +#define PCIE_LC_CNTL2 0xb1 +# define LC_ALLOW_PDWN_IN_L1 (1 << 17) +# define LC_ALLOW_PDWN_IN_L23 (1 << 18) + +#define PCIE_LC_CNTL3 0xb5 /* PCIE_P */ +# define LC_GO_TO_RECOVERY (1 << 30) #define PCIE_LC_CNTL4 0xb6 /* PCIE_P */ # define LC_REDO_EQ (1 << 5) # define LC_SET_QUIESCE (1 << 13) -- cgit v1.1