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Date: Sat, 21 Jan 2023 12:33:28 +0100
From: Christophe JAILLET <christophe.jaillet@...adoo.fr>
To: Robert Marko <robimarko@...il.com>, ilia.lin@...nel.org,
agross@...nel.org, andersson@...nel.org, konrad.dybcio@...aro.org,
rafael@...nel.org, viresh.kumar@...aro.org,
linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH 1/4] soc: qcom: socinfo: move SMEM item struct and defines
to a header
Le 21/01/2023 à 12:29, Robert Marko a écrit :
> Move SMEM item struct and related defines to a header in order to be able
> to reuse them in the Qualcomm NVMEM CPUFreq driver instead of duplicating
> them.
>
> Signed-off-by: Robert Marko <robimarko@...il.com>
> ---
> drivers/soc/qcom/socinfo.c | 65 +-----------------------------
> include/linux/soc/qcom/socinfo.h | 68 ++++++++++++++++++++++++++++++++
> 2 files changed, 69 insertions(+), 64 deletions(-)
> create mode 100644 include/linux/soc/qcom/socinfo.h
>
> diff --git a/drivers/soc/qcom/socinfo.c b/drivers/soc/qcom/socinfo.c
> index 3b970a80f3aa..5919f863f369 100644
> --- a/drivers/soc/qcom/socinfo.c
> +++ b/drivers/soc/qcom/socinfo.c
> @@ -11,6 +11,7 @@
> #include <linux/random.h>
> #include <linux/slab.h>
> #include <linux/soc/qcom/smem.h>
> +#include <linux/soc/qcom/socinfo.h>
> #include <linux/string.h>
> #include <linux/stringify.h>
> #include <linux/sys_soc.h>
> @@ -32,15 +33,6 @@
> #define qcom_board_id(id) QCOM_ID_ ## id, __stringify(id)
> #define qcom_board_id_named(id, name) QCOM_ID_ ## id, (name)
>
> -#define SMEM_SOCINFO_BUILD_ID_LENGTH 32
> -#define SMEM_SOCINFO_CHIP_ID_LENGTH 32
> -
> -/*
> - * SMEM item id, used to acquire handles to respective
> - * SMEM region.
> - */
> -#define SMEM_HW_SW_BUILD_ID 137
> -
> #ifdef CONFIG_DEBUG_FS
> #define SMEM_IMAGE_VERSION_BLOCKS_COUNT 32
> #define SMEM_IMAGE_VERSION_SIZE 4096
> @@ -121,62 +113,7 @@ static const char *const pmic_models[] = {
> [58] = "PM8450",
> [65] = "PM8010",
> };
> -#endif /* CONFIG_DEBUG_FS */
This removal is spurious.
CJ
> -
> -/* Socinfo SMEM item structure */
> -struct socinfo {
> - __le32 fmt;
> - __le32 id;
> - __le32 ver;
> - char build_id[SMEM_SOCINFO_BUILD_ID_LENGTH];
> - /* Version 2 */
> - __le32 raw_id;
> - __le32 raw_ver;
> - /* Version 3 */
> - __le32 hw_plat;
> - /* Version 4 */
> - __le32 plat_ver;
> - /* Version 5 */
> - __le32 accessory_chip;
> - /* Version 6 */
> - __le32 hw_plat_subtype;
> - /* Version 7 */
> - __le32 pmic_model;
> - __le32 pmic_die_rev;
> - /* Version 8 */
> - __le32 pmic_model_1;
> - __le32 pmic_die_rev_1;
> - __le32 pmic_model_2;
> - __le32 pmic_die_rev_2;
> - /* Version 9 */
> - __le32 foundry_id;
> - /* Version 10 */
> - __le32 serial_num;
> - /* Version 11 */
> - __le32 num_pmics;
> - __le32 pmic_array_offset;
> - /* Version 12 */
> - __le32 chip_family;
> - __le32 raw_device_family;
> - __le32 raw_device_num;
> - /* Version 13 */
> - __le32 nproduct_id;
> - char chip_id[SMEM_SOCINFO_CHIP_ID_LENGTH];
> - /* Version 14 */
> - __le32 num_clusters;
> - __le32 ncluster_array_offset;
> - __le32 num_defective_parts;
> - __le32 ndefective_parts_array_offset;
> - /* Version 15 */
> - __le32 nmodem_supported;
> - /* Version 16 */
> - __le32 feature_code;
> - __le32 pcode;
> - __le32 npartnamemap_offset;
> - __le32 nnum_partname_mapping;
> -};
>
> -#ifdef CONFIG_DEBUG_FS
> struct socinfo_params {
> u32 raw_device_family;
> u32 hw_plat_subtype;
> diff --git a/include/linux/soc/qcom/socinfo.h b/include/linux/soc/qcom/socinfo.h
> new file mode 100644
> index 000000000000..6a175d635617
> --- /dev/null
> +++ b/include/linux/soc/qcom/socinfo.h
> @@ -0,0 +1,68 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +
> +#ifndef __QCOM_SOCINFO_H__
> +#define __QCOM_SOCINFO_H__
> +
> +/*
> + * SMEM item id, used to acquire handles to respective
> + * SMEM region.
> + */
> +#define SMEM_HW_SW_BUILD_ID 137
> +
> +#define SMEM_SOCINFO_BUILD_ID_LENGTH 32
> +#define SMEM_SOCINFO_CHIP_ID_LENGTH 32
> +
> +/* Socinfo SMEM item structure */
> +struct socinfo {
> + __le32 fmt;
> + __le32 id;
> + __le32 ver;
> + char build_id[SMEM_SOCINFO_BUILD_ID_LENGTH];
> + /* Version 2 */
> + __le32 raw_id;
> + __le32 raw_ver;
> + /* Version 3 */
> + __le32 hw_plat;
> + /* Version 4 */
> + __le32 plat_ver;
> + /* Version 5 */
> + __le32 accessory_chip;
> + /* Version 6 */
> + __le32 hw_plat_subtype;
> + /* Version 7 */
> + __le32 pmic_model;
> + __le32 pmic_die_rev;
> + /* Version 8 */
> + __le32 pmic_model_1;
> + __le32 pmic_die_rev_1;
> + __le32 pmic_model_2;
> + __le32 pmic_die_rev_2;
> + /* Version 9 */
> + __le32 foundry_id;
> + /* Version 10 */
> + __le32 serial_num;
> + /* Version 11 */
> + __le32 num_pmics;
> + __le32 pmic_array_offset;
> + /* Version 12 */
> + __le32 chip_family;
> + __le32 raw_device_family;
> + __le32 raw_device_num;
> + /* Version 13 */
> + __le32 nproduct_id;
> + char chip_id[SMEM_SOCINFO_CHIP_ID_LENGTH];
> + /* Version 14 */
> + __le32 num_clusters;
> + __le32 ncluster_array_offset;
> + __le32 num_defective_parts;
> + __le32 ndefective_parts_array_offset;
> + /* Version 15 */
> + __le32 nmodem_supported;
> + /* Version 16 */
> + __le32 feature_code;
> + __le32 pcode;
> + __le32 npartnamemap_offset;
> + __le32 nnum_partname_mapping;
> +};
> +
> +#endif
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