Re: [PATCH v6 7/7] media: platform: qcom/iris: add sm8650 support

[Dikshita Agarwal <quic_dikshita@quicinc.com>]

On 4/15/2025 7:17 PM, Neil Armstrong wrote:
> Add support for the SM8650 platform by re-using the SM8550
> definitions and using the vpu33 ops.
> 
> Move the reset tables that diffes in a per-SoC platform
> header, that will contain mode SoC specific data when
> more codecs are introduced.
> 
> The SM8650/vpu33 requires more reset lines, but the H.264
> decoder capabilities are identical.
> 
> Tested-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org> # x1e Dell
> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
> ---
>  .../platform/qcom/iris/iris_platform_common.h      |  1 +
>  .../media/platform/qcom/iris/iris_platform_gen2.c  | 65 +++++++++++++++++++++-
>  .../platform/qcom/iris/iris_platform_sm8550.h      | 11 ++++
>  .../platform/qcom/iris/iris_platform_sm8650.h      | 13 +++++
>  drivers/media/platform/qcom/iris/iris_probe.c      |  4 ++
>  5 files changed, 92 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/media/platform/qcom/iris/iris_platform_common.h b/drivers/media/platform/qcom/iris/iris_platform_common.h
> index fdd40fd80178c4c66b37e392d07a0a62f492f108..6bc3a7975b04d612f6c89206eae95dac678695fc 100644
> --- a/drivers/media/platform/qcom/iris/iris_platform_common.h
> +++ b/drivers/media/platform/qcom/iris/iris_platform_common.h
> @@ -35,6 +35,7 @@ enum pipe_type {
>  
>  extern struct iris_platform_data sm8250_data;
>  extern struct iris_platform_data sm8550_data;
> +extern struct iris_platform_data sm8650_data;
>  
>  enum platform_clk_type {
>  	IRIS_AXI_CLK,
> diff --git a/drivers/media/platform/qcom/iris/iris_platform_gen2.c b/drivers/media/platform/qcom/iris/iris_platform_gen2.c
> index 35d278996c430f2856d0fe59586930061a271c3e..6d1771bd68689d96b5b9087b0ad32b934f7295ee 100644
> --- a/drivers/media/platform/qcom/iris/iris_platform_gen2.c
> +++ b/drivers/media/platform/qcom/iris/iris_platform_gen2.c
> @@ -10,6 +10,9 @@
>  #include "iris_platform_common.h"
>  #include "iris_vpu_common.h"
>  
> +#include "iris_platform_sm8550.h"
> +#include "iris_platform_sm8650.h"
> +
>  #define VIDEO_ARCH_LX 1
>  
>  static struct platform_inst_fw_cap inst_fw_cap_sm8550[] = {
> @@ -142,8 +145,6 @@ static const struct icc_info sm8550_icc_table[] = {
>  	{ "video-mem",  1000, 15000000 },
>  };
>  
> -static const char * const sm8550_clk_reset_table[] = { "bus" };
> -
>  static const struct bw_info sm8550_bw_table_dec[] = {
>  	{ ((4096 * 2160) / 256) * 60, 1608000 },
>  	{ ((4096 * 2160) / 256) * 30,  826000 },
> @@ -264,3 +265,63 @@ struct iris_platform_data sm8550_data = {
>  	.dec_op_int_buf_tbl = sm8550_dec_op_int_buf_tbl,
>  	.dec_op_int_buf_tbl_size = ARRAY_SIZE(sm8550_dec_op_int_buf_tbl),
>  };
> +
> +/*
> + * Shares most of SM8550 data except:
> + * - vpu_ops to iris_vpu33_ops
> + * - clk_rst_tbl to sm8650_clk_reset_table
> + * - controller_rst_tbl to sm8650_controller_reset_table
> + * - fwname to "qcom/vpu/vpu33_p4.mbn"
> + */
> +struct iris_platform_data sm8650_data = {
> +	.get_instance = iris_hfi_gen2_get_instance,
> +	.init_hfi_command_ops = iris_hfi_gen2_command_ops_init,
> +	.init_hfi_response_ops = iris_hfi_gen2_response_ops_init,
> +	.vpu_ops = &iris_vpu33_ops,
> +	.set_preset_registers = iris_set_sm8550_preset_registers,
> +	.icc_tbl = sm8550_icc_table,
> +	.icc_tbl_size = ARRAY_SIZE(sm8550_icc_table),
> +	.clk_rst_tbl = sm8650_clk_reset_table,
> +	.clk_rst_tbl_size = ARRAY_SIZE(sm8650_clk_reset_table),
> +	.controller_rst_tbl = sm8650_controller_reset_table,
> +	.controller_rst_tbl_size = ARRAY_SIZE(sm8650_controller_reset_table),
> +	.bw_tbl_dec = sm8550_bw_table_dec,
> +	.bw_tbl_dec_size = ARRAY_SIZE(sm8550_bw_table_dec),
> +	.pmdomain_tbl = sm8550_pmdomain_table,
> +	.pmdomain_tbl_size = ARRAY_SIZE(sm8550_pmdomain_table),
> +	.opp_pd_tbl = sm8550_opp_pd_table,
> +	.opp_pd_tbl_size = ARRAY_SIZE(sm8550_opp_pd_table),
> +	.clk_tbl = sm8550_clk_table,
> +	.clk_tbl_size = ARRAY_SIZE(sm8550_clk_table),
> +	/* Upper bound of DMA address range */
> +	.dma_mask = 0xe0000000 - 1,
> +	.fwname = "qcom/vpu/vpu33_p4.mbn",
> +	.pas_id = IRIS_PAS_ID,
> +	.inst_caps = &platform_inst_cap_sm8550,
> +	.inst_fw_caps = inst_fw_cap_sm8550,
> +	.inst_fw_caps_size = ARRAY_SIZE(inst_fw_cap_sm8550),
> +	.tz_cp_config_data = &tz_cp_config_sm8550,
> +	.core_arch = VIDEO_ARCH_LX,
> +	.hw_response_timeout = HW_RESPONSE_TIMEOUT_VALUE,
> +	.ubwc_config = &ubwc_config_sm8550,
> +	.num_vpp_pipe = 4,
> +	.max_session_count = 16,
> +	.max_core_mbpf = ((8192 * 4352) / 256) * 2,
> +	.input_config_params =
> +		sm8550_vdec_input_config_params,
> +	.input_config_params_size =
> +		ARRAY_SIZE(sm8550_vdec_input_config_params),
> +	.output_config_params =
> +		sm8550_vdec_output_config_params,
> +	.output_config_params_size =
> +		ARRAY_SIZE(sm8550_vdec_output_config_params),
> +	.dec_input_prop = sm8550_vdec_subscribe_input_properties,
> +	.dec_input_prop_size = ARRAY_SIZE(sm8550_vdec_subscribe_input_properties),
> +	.dec_output_prop = sm8550_vdec_subscribe_output_properties,
> +	.dec_output_prop_size = ARRAY_SIZE(sm8550_vdec_subscribe_output_properties),
> +
> +	.dec_ip_int_buf_tbl = sm8550_dec_ip_int_buf_tbl,
> +	.dec_ip_int_buf_tbl_size = ARRAY_SIZE(sm8550_dec_ip_int_buf_tbl),
> +	.dec_op_int_buf_tbl = sm8550_dec_op_int_buf_tbl,
> +	.dec_op_int_buf_tbl_size = ARRAY_SIZE(sm8550_dec_op_int_buf_tbl),
> +};
> diff --git a/drivers/media/platform/qcom/iris/iris_platform_sm8550.h b/drivers/media/platform/qcom/iris/iris_platform_sm8550.h
> new file mode 100644
> index 0000000000000000000000000000000000000000..ac8847edb585e4a9ce6b669a3a5988e7809972af
> --- /dev/null
> +++ b/drivers/media/platform/qcom/iris/iris_platform_sm8550.h
> @@ -0,0 +1,11 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
> +/*
> + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved.
> + */
> +
> +#ifndef __IRIS_PLATFORM_SM8550_H__
> +#define __IRIS_PLATFORM_SM8550_H__
> +
> +static const char * const sm8550_clk_reset_table[] = { "bus" };
> +
> +#endif
There is no need of iris_platform_sm8550.h, you can keep this entry in
gen2.c file itself. As we are making that our base.
You can just have iris_platform_sm8650.h which overrides this entry with
SOC specific reset requirements for SM8650.

Thanks,
Dikshita
> diff --git a/drivers/media/platform/qcom/iris/iris_platform_sm8650.h b/drivers/media/platform/qcom/iris/iris_platform_sm8650.h
> new file mode 100644
> index 0000000000000000000000000000000000000000..75e9d572e788de043a56cf85a4cb634bd02226b9
> --- /dev/null
> +++ b/drivers/media/platform/qcom/iris/iris_platform_sm8650.h
> @@ -0,0 +1,13 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
> +/*
> + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved.
> + */
> +
> +#ifndef __IRIS_PLATFORM_SM8650_H__
> +#define __IRIS_PLATFORM_SM8650_H__
> +
> +static const char * const sm8650_clk_reset_table[] = { "bus", "core" };
> +
> +static const char * const sm8650_controller_reset_table[] = { "xo" };
> +
> +#endif
> diff --git a/drivers/media/platform/qcom/iris/iris_probe.c b/drivers/media/platform/qcom/iris/iris_probe.c
> index 4f8bce6e2002bffee4c93dcaaf6e52bf4e40992e..7cd8650fbe9c09598670530103e3d5edf32953e7 100644
> --- a/drivers/media/platform/qcom/iris/iris_probe.c
> +++ b/drivers/media/platform/qcom/iris/iris_probe.c
> @@ -345,6 +345,10 @@ static const struct of_device_id iris_dt_match[] = {
>  			.data = &sm8250_data,
>  		},
>  #endif
> +	{
> +		.compatible = "qcom,sm8650-iris",
> +		.data = &sm8650_data,
> +	},
>  	{ },
>  };
>  MODULE_DEVICE_TABLE(of, iris_dt_match);
>