[PATCH] drm/amd/display: Add some missing register headers for DCN401

Leo Li sunpeng.li at amd.com
Thu May 22 15:20:04 UTC 2025



On 2025-05-21 16:01, Aurabindo Pillai wrote:
> Add some HDCP related register headers for future use.
> 
> Signed-off-by: Aurabindo Pillai <aurabindo.pillai at amd.com>
Reviewed-by: Leo Li <sunpeng.li at amd.com>

> ---
>  .../include/asic_reg/dcn/dcn_4_1_0_offset.h   | 26 +++++++++++++++++++
>  .../include/asic_reg/dcn/dcn_4_1_0_sh_mask.h  | 16 ++++++++++++
>  2 files changed, 42 insertions(+)
> 
> diff --git a/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_4_1_0_offset.h b/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_4_1_0_offset.h
> index 15e5a65cf492..70ee6be94a9b 100644
> --- a/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_4_1_0_offset.h
> +++ b/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_4_1_0_offset.h
> @@ -9776,6 +9776,14 @@
>  #define regDIG0_DIG_BE_CNTL_BASE_IDX                                                                    2
>  #define regDIG0_DIG_BE_EN_CNTL                                                                          0x20bd
>  #define regDIG0_DIG_BE_EN_CNTL_BASE_IDX                                                                 2
> +#define regDIG0_HDCP_INT_CONTROL                                                                        0x20c0
> +#define regDIG0_HDCP_INT_CONTROL_BASE_IDX                                                               2
> +#define regDIG0_HDCP_LINK0_STATUS                                                                       0x20c1
> +#define regDIG0_HDCP_LINK0_STATUS_BASE_IDX                                                              2
> +#define regDIG0_HDCP_I2C_CONTROL_0                                                                      0x20c2
> +#define regDIG0_HDCP_I2C_CONTROL_0_BASE_IDX                                                             2
> +#define regDIG0_HDCP_I2C_CONTROL_1                                                                      0x20c3
> +#define regDIG0_HDCP_I2C_CONTROL_1_BASE_IDX                                                             2
>  #define regDIG0_TMDS_CNTL                                                                               0x20e4
>  #define regDIG0_TMDS_CNTL_BASE_IDX                                                                      2
>  #define regDIG0_TMDS_CONTROL_CHAR                                                                       0x20e5
> @@ -10081,6 +10089,12 @@
>  #define regDIG1_DIG_BE_CNTL_BASE_IDX                                                                    2
>  #define regDIG1_DIG_BE_EN_CNTL                                                                          0x21e1
>  #define regDIG1_DIG_BE_EN_CNTL_BASE_IDX                                                                 2
> +#define regDIG1_HDCP_INT_CONTROL                                                                        0x21e4
> +#define regDIG1_HDCP_INT_CONTROL_BASE_IDX                                                               2
> +#define regDIG1_HDCP_I2C_CONTROL_0                                                                      0x21e6
> +#define regDIG1_HDCP_I2C_CONTROL_0_BASE_IDX                                                             2
> +#define regDIG1_HDCP_I2C_CONTROL_1                                                                      0x21e7
> +#define regDIG1_HDCP_I2C_CONTROL_1_BASE_IDX                                                             2
>  #define regDIG1_TMDS_CNTL                                                                               0x2208
>  #define regDIG1_TMDS_CNTL_BASE_IDX                                                                      2
>  #define regDIG1_TMDS_CONTROL_CHAR                                                                       0x2209
> @@ -10386,6 +10400,12 @@
>  #define regDIG2_DIG_BE_CNTL_BASE_IDX                                                                    2
>  #define regDIG2_DIG_BE_EN_CNTL                                                                          0x2305
>  #define regDIG2_DIG_BE_EN_CNTL_BASE_IDX                                                                 2
> +#define regDIG2_HDCP_INT_CONTROL                                                                        0x2308
> +#define regDIG2_HDCP_INT_CONTROL_BASE_IDX                                                               2
> +#define regDIG2_HDCP_I2C_CONTROL_0                                                                      0x230a
> +#define regDIG2_HDCP_I2C_CONTROL_0_BASE_IDX                                                             2
> +#define regDIG2_HDCP_I2C_CONTROL_1                                                                      0x230b
> +#define regDIG2_HDCP_I2C_CONTROL_1_BASE_IDX                                                             2
>  #define regDIG2_TMDS_CNTL                                                                               0x232c
>  #define regDIG2_TMDS_CNTL_BASE_IDX                                                                      2
>  #define regDIG2_TMDS_CONTROL_CHAR                                                                       0x232d
> @@ -10691,6 +10711,12 @@
>  #define regDIG3_DIG_BE_CNTL_BASE_IDX                                                                    2
>  #define regDIG3_DIG_BE_EN_CNTL                                                                          0x2429
>  #define regDIG3_DIG_BE_EN_CNTL_BASE_IDX                                                                 2
> +#define regDIG3_HDCP_INT_CONTROL                                                                        0x242c
> +#define regDIG3_HDCP_INT_CONTROL_BASE_IDX                                                               2
> +#define regDIG3_HDCP_I2C_CONTROL_0                                                                      0x242e
> +#define regDIG3_HDCP_I2C_CONTROL_0_BASE_IDX                                                             2
> +#define regDIG3_HDCP_I2C_CONTROL_1                                                                      0x242f
> +#define regDIG3_HDCP_I2C_CONTROL_1_BASE_IDX                                                             2
>  #define regDIG3_TMDS_CNTL                                                                               0x2450
>  #define regDIG3_TMDS_CNTL_BASE_IDX                                                                      2
>  #define regDIG3_TMDS_CONTROL_CHAR                                                                       0x2451
> diff --git a/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_4_1_0_sh_mask.h b/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_4_1_0_sh_mask.h
> index 5d9d5fea6e06..e3d841b2e9af 100644
> --- a/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_4_1_0_sh_mask.h
> +++ b/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_4_1_0_sh_mask.h
> @@ -2847,6 +2847,14 @@
>  #define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP0_AUTH_FAIL_INTERRUPT_DEST__SHIFT                                   0x1
>  #define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP0_I2C_XFER_REQ_INTERRUPT_DEST__SHIFT                                0x2
>  #define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP0_I2C_XFER_DONE_INTERRUPT_DEST__SHIFT                               0x3
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP1_AUTH_SUCCESS_INTERRUPT_DEST__SHIFT                                0x4
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP1_AUTH_FAIL_INTERRUPT_DEST__SHIFT                                   0x5
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP1_I2C_XFER_REQ_INTERRUPT_DEST__SHIFT                                0x6
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP1_I2C_XFER_DONE_INTERRUPT_DEST__SHIFT                               0x7
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP2_AUTH_SUCCESS_INTERRUPT_DEST__SHIFT                                0x8
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP2_AUTH_FAIL_INTERRUPT_DEST__SHIFT                                   0x9
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP2_I2C_XFER_REQ_INTERRUPT_DEST__SHIFT                                0xa
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP2_I2C_XFER_DONE_INTERRUPT_DEST__SHIFT                               0xb
>  #define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP3_AUTH_SUCCESS_INTERRUPT_DEST__SHIFT                                0xc
>  #define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP3_AUTH_FAIL_INTERRUPT_DEST__SHIFT                                   0xd
>  #define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP3_I2C_XFER_REQ_INTERRUPT_DEST__SHIFT                                0xe
> @@ -2871,6 +2879,14 @@
>  #define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP0_AUTH_FAIL_INTERRUPT_DEST_MASK                                     0x00000002L
>  #define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP0_I2C_XFER_REQ_INTERRUPT_DEST_MASK                                  0x00000004L
>  #define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP0_I2C_XFER_DONE_INTERRUPT_DEST_MASK                                 0x00000008L
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP1_AUTH_SUCCESS_INTERRUPT_DEST_MASK                                  0x00000010L
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP1_AUTH_FAIL_INTERRUPT_DEST_MASK                                     0x00000020L
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP1_I2C_XFER_REQ_INTERRUPT_DEST_MASK                                  0x00000040L
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP1_I2C_XFER_DONE_INTERRUPT_DEST_MASK                                 0x00000080L
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP2_AUTH_SUCCESS_INTERRUPT_DEST_MASK                                  0x00000100L
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP2_AUTH_FAIL_INTERRUPT_DEST_MASK                                     0x00000200L
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP2_I2C_XFER_REQ_INTERRUPT_DEST_MASK                                  0x00000400L
> +#define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP2_I2C_XFER_DONE_INTERRUPT_DEST_MASK                                 0x00000800L
>  #define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP3_AUTH_SUCCESS_INTERRUPT_DEST_MASK                                  0x00001000L
>  #define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP3_AUTH_FAIL_INTERRUPT_DEST_MASK                                     0x00002000L
>  #define HDCP_INTERRUPT_DEST__DOUT_IHC_HDCP3_I2C_XFER_REQ_INTERRUPT_DEST_MASK                                  0x00004000L



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