[Intel-gfx] [PATCH v4 03/22] drm/i915/mtl: Create separate reg file for PICA registers
Matt Roper
matthew.d.roper at intel.com
Tue Feb 28 00:16:41 UTC 2023
On Fri, Feb 24, 2023 at 12:13:37PM +0200, Mika Kahola wrote:
> Create a separate file to store registers for PICA chips
> C10 and C20.
>
> v2: Rename file (Jani)
>
> Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada at intel.com>
> Signed-off-by: Mika Kahola <mika.kahola at intel.com>
> ---
> .../gpu/drm/i915/display/intel_cx0_phy_regs.h | 136 ++++++++++++++++++
> 1 file changed, 136 insertions(+)
> create mode 100644 drivers/gpu/drm/i915/display/intel_cx0_phy_regs.h
>
> diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy_regs.h b/drivers/gpu/drm/i915/display/intel_cx0_phy_regs.h
> new file mode 100644
> index 000000000000..d6b3709d3762
> --- /dev/null
> +++ b/drivers/gpu/drm/i915/display/intel_cx0_phy_regs.h
> @@ -0,0 +1,136 @@
> +/* SPDX-License-Identifier: MIT
> + *
> + * Copyright © 2022 Intel Corporation
> + */
> +
> +#ifndef __INTEL_CX0_PHY_REGS_H__
> +#define __INTEL_CX0_PHY_REGS_H__
> +
> +#define _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_A 0x64040
> +#define _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_B 0x64140
> +#define _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC1 0x16F240
> +#define _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC2 0x16F440
> +#define _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC3 0x16F640
> +#define _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC4 0x16F840
> +#define _XELPDP_PORT_M2P_MSGBUS_CTL(port, lane) (_PICK(port, \
> + [PORT_A] = _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_A, \
> + [PORT_B] = _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_B, \
> + [PORT_TC1] = _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC1, \
> + [PORT_TC2] = _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC2, \
> + [PORT_TC3] = _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC3, \
> + [PORT_TC4] = _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC4) + ((lane) * 4))
> +
> +#define XELPDP_PORT_M2P_MSGBUS_CTL(port, lane) _MMIO(_XELPDP_PORT_M2P_MSGBUS_CTL(port, lane))
> +#define XELPDP_PORT_M2P_TRANSACTION_PENDING REG_BIT(31)
> +#define XELPDP_PORT_M2P_COMMAND_TYPE_MASK REG_GENMASK(30, 27)
> +#define XELPDP_PORT_M2P_COMMAND_WRITE_UNCOMMITTED REG_FIELD_PREP(XELPDP_PORT_M2P_COMMAND_TYPE_MASK, 0x1)
> +#define XELPDP_PORT_M2P_COMMAND_WRITE_COMMITTED REG_FIELD_PREP(XELPDP_PORT_M2P_COMMAND_TYPE_MASK, 0x2)
> +#define XELPDP_PORT_M2P_COMMAND_READ REG_FIELD_PREP(XELPDP_PORT_M2P_COMMAND_TYPE_MASK, 0x3)
> +#define XELPDP_PORT_M2P_DATA_MASK REG_GENMASK(23, 16)
> +#define XELPDP_PORT_M2P_DATA(val) REG_FIELD_PREP(XELPDP_PORT_M2P_DATA_MASK, val)
> +#define XELPDP_PORT_M2P_TRANSACTION_RESET REG_BIT(15)
> +#define XELPDP_PORT_M2P_ADDRESS_MASK REG_GENMASK(11, 0)
> +#define XELPDP_PORT_M2P_ADDRESS(val) REG_FIELD_PREP(XELPDP_PORT_M2P_ADDRESS_MASK, val)
> +
> +#define XELPDP_PORT_P2M_MSGBUS_STATUS(port, lane) _MMIO(_XELPDP_PORT_M2P_MSGBUS_CTL(port, lane) + 8)
> +#define XELPDP_PORT_P2M_RESPONSE_READY REG_BIT(31)
> +#define XELPDP_PORT_P2M_COMMAND_TYPE_MASK REG_GENMASK(30, 27)
> +#define XELPDP_PORT_P2M_COMMAND_READ_ACK 0x4
> +#define XELPDP_PORT_P2M_COMMAND_WRITE_ACK 0x5
> +#define XELPDP_PORT_P2M_DATA_MASK REG_GENMASK(23, 16)
> +#define XELPDP_PORT_P2M_DATA(val) REG_FIELD_PREP(XELPDP_PORT_P2M_DATA_MASK, val)
> +#define XELPDP_PORT_P2M_ERROR_SET REG_BIT(15)
> +#define XELPDP_MSGBUS_TIMEOUT_SLOW 1
> +#define XELPDP_MSGBUS_TIMEOUT_FAST_US 2
> +
> +#define XELPDP_PCLK_PLL_ENABLE_TIMEOUT_US 3200
> +#define XELPDP_PCLK_PLL_DISABLE_TIMEOUT_US 20
> +#define XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US 100
> +#define XELPDP_PORT_RESET_START_TIMEOUT_US 5
> +#define XELPDP_PORT_POWERDOWN_UPDATE_TIMEOUT_US 100
Drive-by comment: is this constant correct? On bspec 65450 it looks
like there's a table of different values (anywhere from 2 to 1380) that
get used depending on the old/new state combination.
Matt
> +#define XELPDP_PORT_RESET_END_TIMEOUT 15
> +#define XELPDP_REFCLK_ENABLE_TIMEOUT_US 1
> +
> +#define _XELPDP_PORT_BUF_CTL1_LN0_A 0x64004
> +#define _XELPDP_PORT_BUF_CTL1_LN0_B 0x64104
> +#define _XELPDP_PORT_BUF_CTL1_LN0_USBC1 0x16F200
> +#define _XELPDP_PORT_BUF_CTL1_LN0_USBC2 0x16F400
> +#define _XELPDP_PORT_BUF_CTL1_LN0_USBC3 0x16F600
> +#define _XELPDP_PORT_BUF_CTL1_LN0_USBC4 0x16F800
> +#define _XELPDP_PORT_BUF_CTL1(port) (_PICK(port, \
> + [PORT_A] = _XELPDP_PORT_BUF_CTL1_LN0_A, \
> + [PORT_B] = _XELPDP_PORT_BUF_CTL1_LN0_B, \
> + [PORT_TC1] = _XELPDP_PORT_BUF_CTL1_LN0_USBC1, \
> + [PORT_TC2] = _XELPDP_PORT_BUF_CTL1_LN0_USBC2, \
> + [PORT_TC3] = _XELPDP_PORT_BUF_CTL1_LN0_USBC3, \
> + [PORT_TC4] = _XELPDP_PORT_BUF_CTL1_LN0_USBC4))
> +
> +#define XELPDP_PORT_BUF_CTL1(port) _MMIO(_XELPDP_PORT_BUF_CTL1(port))
> +#define XELPDP_PORT_BUF_SOC_PHY_READY REG_BIT(24)
> +#define XELPDP_PORT_REVERSAL REG_BIT(16)
> +
> +#define XELPDP_TC_PHY_OWNERSHIP REG_BIT(6)
> +#define XELPDP_TCSS_POWER_REQUEST REG_BIT(5)
> +#define XELPDP_TCSS_POWER_STATE REG_BIT(4)
> +#define XELPDP_PORT_WIDTH_MASK REG_GENMASK(3, 1)
> +#define XELPDP_PORT_WIDTH(val) REG_FIELD_PREP(XELPDP_PORT_WIDTH_MASK, val)
> +
> +#define XELPDP_PORT_BUF_CTL2(port) _MMIO(_XELPDP_PORT_BUF_CTL1(port) + 4)
> +#define XELPDP_LANE0_PIPE_RESET REG_BIT(31)
> +#define XELPDP_LANE1_PIPE_RESET REG_BIT(30)
> +#define XELPDP_LANE0_PHY_CURRENT_STATUS REG_BIT(29)
> +#define XELPDP_LANE1_PHY_CURRENT_STATUS REG_BIT(28)
> +#define XELPDP_LANE0_POWERDOWN_UPDATE REG_BIT(25)
> +#define XELPDP_LANE1_POWERDOWN_UPDATE REG_BIT(24)
> +#define XELPDP_LANE0_POWERDOWN_NEW_STATE_MASK REG_GENMASK(23, 20)
> +#define XELPDP_LANE0_POWERDOWN_NEW_STATE(val) REG_FIELD_PREP(XELPDP_LANE0_POWERDOWN_NEW_STATE_MASK, val)
> +#define XELPDP_LANE1_POWERDOWN_NEW_STATE_MASK REG_GENMASK(19, 16)
> +#define XELPDP_LANE1_POWERDOWN_NEW_STATE(val) REG_FIELD_PREP(XELPDP_LANE1_POWERDOWN_NEW_STATE_MASK, val)
> +#define XELPDP_POWER_STATE_READY_MASK REG_GENMASK(7, 4)
> +#define XELPDP_POWER_STATE_READY(val) REG_FIELD_PREP(XELPDP_POWER_STATE_READY_MASK, val)
> +
> +#define XELPDP_PORT_BUF_CTL3(port) _MMIO(_XELPDP_PORT_BUF_CTL1(port) + 8)
> +#define XELPDP_PLL_LANE_STAGGERING_DELAY_MASK REG_GENMASK(15, 8)
> +#define XELPDP_PLL_LANE_STAGGERING_DELAY(val) REG_FIELD_PREP(XELPDP_PLL_LANE_STAGGERING_DELAY_MASK, val)
> +#define XELPDP_POWER_STATE_ACTIVE_MASK REG_GENMASK(3, 0)
> +#define XELPDP_POWER_STATE_ACTIVE(val) REG_FIELD_PREP(XELPDP_POWER_STATE_ACTIVE_MASK, val)
> +
> +#define _XELPDP_PORT_CLOCK_CTL_A 0x640E0
> +#define _XELPDP_PORT_CLOCK_CTL_B 0x641E0
> +#define _XELPDP_PORT_CLOCK_CTL_USBC1 0x16F260
> +#define _XELPDP_PORT_CLOCK_CTL_USBC2 0x16F460
> +#define _XELPDP_PORT_CLOCK_CTL_USBC3 0x16F660
> +#define _XELPDP_PORT_CLOCK_CTL_USBC4 0x16F860
> +#define XELPDP_PORT_CLOCK_CTL(port) _MMIO(_PICK(port, \
> + [PORT_A] = _XELPDP_PORT_CLOCK_CTL_A, \
> + [PORT_B] = _XELPDP_PORT_CLOCK_CTL_B, \
> + [PORT_TC1] = _XELPDP_PORT_CLOCK_CTL_USBC1, \
> + [PORT_TC2] = _XELPDP_PORT_CLOCK_CTL_USBC2, \
> + [PORT_TC3] = _XELPDP_PORT_CLOCK_CTL_USBC3, \
> + [PORT_TC4] = _XELPDP_PORT_CLOCK_CTL_USBC4))
> +
> +#define XELPDP_LANE0_PCLK_PLL_REQUEST REG_BIT(31)
> +#define XELPDP_LANE0_PCLK_PLL_ACK REG_BIT(30)
> +#define XELPDP_LANE0_PCLK_REFCLK_REQUEST REG_BIT(29)
> +#define XELPDP_LANE0_PCLK_REFCLK_ACK REG_BIT(28)
> +#define XELPDP_LANE1_PCLK_PLL_REQUEST REG_BIT(27)
> +#define XELPDP_LANE1_PCLK_PLL_ACK REG_BIT(26)
> +#define XELPDP_LANE1_PCLK_REFCLK_REQUEST REG_BIT(25)
> +#define XELPDP_LANE1_PCLK_REFCLK_ACK REG_BIT(24)
> +#define XELPDP_TBT_CLOCK_REQUEST REG_BIT(19)
> +#define XELPDP_TBT_CLOCK_ACK REG_BIT(18)
> +#define XELPDP_DDI_CLOCK_SELECT_MASK REG_GENMASK(15, 12)
> +#define XELPDP_DDI_CLOCK_SELECT(val) REG_FIELD_PREP(XELPDP_DDI_CLOCK_SELECT_MASK, val)
> +#define XELPDP_DDI_CLOCK_SELECT_NONE 0x0
> +#define XELPDP_DDI_CLOCK_SELECT_MAXPCLK 0x8
> +#define XELPDP_DDI_CLOCK_SELECT_DIV18CLK 0x9
> +#define XELPDP_DDI_CLOCK_SELECT_TBT_162 0xc
> +#define XELPDP_DDI_CLOCK_SELECT_TBT_270 0xd
> +#define XELPDP_DDI_CLOCK_SELECT_TBT_540 0xe
> +#define XELPDP_DDI_CLOCK_SELECT_TBT_810 0xf
> +#define XELPDP_FORWARD_CLOCK_UNGATE REG_BIT(10)
> +#define XELPDP_LANE1_PHY_CLOCK_SELECT REG_BIT(8)
> +#define XELPDP_SSC_ENABLE_PLLA REG_BIT(1)
> +#define XELPDP_SSC_ENABLE_PLLB REG_BIT(0)
> +
> +#endif /* __INTEL_CX0_PHY_REGS_H__ */
> --
> 2.34.1
>
--
Matt Roper
Graphics Software Engineer
Linux GPU Platform Enablement
Intel Corporation
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