Re: [PATCH v15 4/8] remoteproc: Rename load() operation to load_segments() in rproc_ops struct

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On Thu, Nov 28, 2024 at 09:42:11AM +0100, Arnaud Pouliquen wrote:
> With the introduction of the load_fw() operation in the rproc_ops
> structure, we need to clarify the difference in the use of the load()
> and load_fw() ops.
> 
> The legacy load() is dedicated to loading the ELF segments into memory.
> Rename this to a more explicit name: load_segments().

This is introducing more code churn than is worth it.  Please enhance the usage
comment for ->load() as part of the previous patch and drop this one.

I am done reviewing this set.

Thanks,
Mathieu

> 
> Suggested-by: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>
> Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@xxxxxxxxxxx>
> ---
> Update vs version V14:
> Fix: Rename missing load() to load_segments() in drivers/remoteproc/pru_rproc.c.
> 
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Closes: https://lore.kernel.org/oe-kbuild-all/202411281332.Ra70nJAW-lkp@xxxxxxxxx/
> 
> ---
>  drivers/remoteproc/imx_dsp_rproc.c       | 2 +-
>  drivers/remoteproc/imx_rproc.c           | 2 +-
>  drivers/remoteproc/meson_mx_ao_arc.c     | 2 +-
>  drivers/remoteproc/mtk_scp.c             | 2 +-
>  drivers/remoteproc/pru_rproc.c           | 2 +-
>  drivers/remoteproc/qcom_q6v5_adsp.c      | 2 +-
>  drivers/remoteproc/qcom_q6v5_mss.c       | 2 +-
>  drivers/remoteproc/qcom_q6v5_pas.c       | 4 ++--
>  drivers/remoteproc/qcom_q6v5_wcss.c      | 4 ++--
>  drivers/remoteproc/qcom_wcnss.c          | 2 +-
>  drivers/remoteproc/rcar_rproc.c          | 2 +-
>  drivers/remoteproc/remoteproc_core.c     | 4 ++--
>  drivers/remoteproc/remoteproc_internal.h | 4 ++--
>  drivers/remoteproc/st_remoteproc.c       | 2 +-
>  drivers/remoteproc/st_slim_rproc.c       | 2 +-
>  drivers/remoteproc/stm32_rproc.c         | 2 +-
>  drivers/remoteproc/xlnx_r5_remoteproc.c  | 2 +-
>  include/linux/remoteproc.h               | 4 ++--
>  18 files changed, 23 insertions(+), 23 deletions(-)
> 
> diff --git a/drivers/remoteproc/imx_dsp_rproc.c b/drivers/remoteproc/imx_dsp_rproc.c
> index 376187ad5754..a4a85fbce907 100644
> --- a/drivers/remoteproc/imx_dsp_rproc.c
> +++ b/drivers/remoteproc/imx_dsp_rproc.c
> @@ -934,7 +934,7 @@ static const struct rproc_ops imx_dsp_rproc_ops = {
>  	.start		= imx_dsp_rproc_start,
>  	.stop		= imx_dsp_rproc_stop,
>  	.kick		= imx_dsp_rproc_kick,
> -	.load		= imx_dsp_rproc_elf_load_segments,
> +	.load_segments	= imx_dsp_rproc_elf_load_segments,
>  	.parse_fw	= imx_dsp_rproc_parse_fw,
>  	.find_loaded_rsc_table = rproc_elf_find_loaded_rsc_table,
>  	.sanity_check	= rproc_elf_sanity_check,
> diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c
> index 800015ff7ff9..f45b3207f7e9 100644
> --- a/drivers/remoteproc/imx_rproc.c
> +++ b/drivers/remoteproc/imx_rproc.c
> @@ -681,7 +681,7 @@ static const struct rproc_ops imx_rproc_ops = {
>  	.stop		= imx_rproc_stop,
>  	.kick		= imx_rproc_kick,
>  	.da_to_va       = imx_rproc_da_to_va,
> -	.load		= rproc_elf_load_segments,
> +	.load_segments	= rproc_elf_load_segments,
>  	.parse_fw	= imx_rproc_parse_fw,
>  	.find_loaded_rsc_table = imx_rproc_elf_find_loaded_rsc_table,
>  	.get_loaded_rsc_table = imx_rproc_get_loaded_rsc_table,
> diff --git a/drivers/remoteproc/meson_mx_ao_arc.c b/drivers/remoteproc/meson_mx_ao_arc.c
> index f6744b538323..a1c8c0929ce3 100644
> --- a/drivers/remoteproc/meson_mx_ao_arc.c
> +++ b/drivers/remoteproc/meson_mx_ao_arc.c
> @@ -137,7 +137,7 @@ static struct rproc_ops meson_mx_ao_arc_rproc_ops = {
>  	.stop		= meson_mx_ao_arc_rproc_stop,
>  	.da_to_va	= meson_mx_ao_arc_rproc_da_to_va,
>  	.get_boot_addr	= rproc_elf_get_boot_addr,
> -	.load		= rproc_elf_load_segments,
> +	.load_segments	= rproc_elf_load_segments,
>  	.sanity_check	= rproc_elf_sanity_check,
>  };
>  
> diff --git a/drivers/remoteproc/mtk_scp.c b/drivers/remoteproc/mtk_scp.c
> index e744c07507ee..4e9a8bf3bc6e 100644
> --- a/drivers/remoteproc/mtk_scp.c
> +++ b/drivers/remoteproc/mtk_scp.c
> @@ -924,7 +924,7 @@ static int scp_stop(struct rproc *rproc)
>  static const struct rproc_ops scp_ops = {
>  	.start		= scp_start,
>  	.stop		= scp_stop,
> -	.load		= scp_load,
> +	.load_segments	= scp_load,
>  	.da_to_va	= scp_da_to_va,
>  	.parse_fw	= scp_parse_fw,
>  	.sanity_check	= rproc_elf_sanity_check,
> diff --git a/drivers/remoteproc/pru_rproc.c b/drivers/remoteproc/pru_rproc.c
> index 327f0c7ee3d6..0b2bf2574f74 100644
> --- a/drivers/remoteproc/pru_rproc.c
> +++ b/drivers/remoteproc/pru_rproc.c
> @@ -1015,7 +1015,7 @@ static int pru_rproc_probe(struct platform_device *pdev)
>  		return -ENOMEM;
>  	}
>  	/* use a custom load function to deal with PRU-specific quirks */
> -	rproc->ops->load = pru_rproc_load_elf_segments;
> +	rproc->ops->load_segments = pru_rproc_load_elf_segments;
>  
>  	/* use a custom parse function to deal with PRU-specific resources */
>  	rproc->ops->parse_fw = pru_rproc_parse_fw;
> diff --git a/drivers/remoteproc/qcom_q6v5_adsp.c b/drivers/remoteproc/qcom_q6v5_adsp.c
> index 572dcb0f055b..aa9896930bcf 100644
> --- a/drivers/remoteproc/qcom_q6v5_adsp.c
> +++ b/drivers/remoteproc/qcom_q6v5_adsp.c
> @@ -527,7 +527,7 @@ static const struct rproc_ops adsp_ops = {
>  	.stop = adsp_stop,
>  	.da_to_va = adsp_da_to_va,
>  	.parse_fw = adsp_parse_firmware,
> -	.load = adsp_load,
> +	.load_segments = adsp_load,
>  	.panic = adsp_panic,
>  };
>  
> diff --git a/drivers/remoteproc/qcom_q6v5_mss.c b/drivers/remoteproc/qcom_q6v5_mss.c
> index 2a42215ce8e0..a8beac1deabe 100644
> --- a/drivers/remoteproc/qcom_q6v5_mss.c
> +++ b/drivers/remoteproc/qcom_q6v5_mss.c
> @@ -1687,7 +1687,7 @@ static const struct rproc_ops q6v5_ops = {
>  	.start = q6v5_start,
>  	.stop = q6v5_stop,
>  	.parse_fw = qcom_q6v5_register_dump_segments,
> -	.load = q6v5_load,
> +	.load_segments = q6v5_load,
>  	.panic = q6v5_panic,
>  };
>  
> diff --git a/drivers/remoteproc/qcom_q6v5_pas.c b/drivers/remoteproc/qcom_q6v5_pas.c
> index ef82835e98a4..9b269ce390c1 100644
> --- a/drivers/remoteproc/qcom_q6v5_pas.c
> +++ b/drivers/remoteproc/qcom_q6v5_pas.c
> @@ -436,7 +436,7 @@ static const struct rproc_ops adsp_ops = {
>  	.stop = adsp_stop,
>  	.da_to_va = adsp_da_to_va,
>  	.parse_fw = qcom_register_dump_segments,
> -	.load = adsp_load,
> +	.load_segments = adsp_load,
>  	.panic = adsp_panic,
>  };
>  
> @@ -446,7 +446,7 @@ static const struct rproc_ops adsp_minidump_ops = {
>  	.stop = adsp_stop,
>  	.da_to_va = adsp_da_to_va,
>  	.parse_fw = qcom_register_dump_segments,
> -	.load = adsp_load,
> +	.load_segments = adsp_load,
>  	.panic = adsp_panic,
>  	.coredump = adsp_minidump,
>  };
> diff --git a/drivers/remoteproc/qcom_q6v5_wcss.c b/drivers/remoteproc/qcom_q6v5_wcss.c
> index e913dabae992..44b5736dc8b9 100644
> --- a/drivers/remoteproc/qcom_q6v5_wcss.c
> +++ b/drivers/remoteproc/qcom_q6v5_wcss.c
> @@ -771,7 +771,7 @@ static const struct rproc_ops q6v5_wcss_ipq8074_ops = {
>  	.start = q6v5_wcss_start,
>  	.stop = q6v5_wcss_stop,
>  	.da_to_va = q6v5_wcss_da_to_va,
> -	.load = q6v5_wcss_load,
> +	.load_segments = q6v5_wcss_load,
>  	.get_boot_addr = rproc_elf_get_boot_addr,
>  };
>  
> @@ -779,7 +779,7 @@ static const struct rproc_ops q6v5_wcss_qcs404_ops = {
>  	.start = q6v5_qcs404_wcss_start,
>  	.stop = q6v5_wcss_stop,
>  	.da_to_va = q6v5_wcss_da_to_va,
> -	.load = q6v5_wcss_load,
> +	.load_segments = q6v5_wcss_load,
>  	.get_boot_addr = rproc_elf_get_boot_addr,
>  	.parse_fw = qcom_register_dump_segments,
>  };
> diff --git a/drivers/remoteproc/qcom_wcnss.c b/drivers/remoteproc/qcom_wcnss.c
> index a7bb9da27029..42102bc4c458 100644
> --- a/drivers/remoteproc/qcom_wcnss.c
> +++ b/drivers/remoteproc/qcom_wcnss.c
> @@ -335,7 +335,7 @@ static const struct rproc_ops wcnss_ops = {
>  	.stop = wcnss_stop,
>  	.da_to_va = wcnss_da_to_va,
>  	.parse_fw = qcom_register_dump_segments,
> -	.load = wcnss_load,
> +	.load_segments = wcnss_load,
>  };
>  
>  static irqreturn_t wcnss_wdog_interrupt(int irq, void *dev)
> diff --git a/drivers/remoteproc/rcar_rproc.c b/drivers/remoteproc/rcar_rproc.c
> index cc17e8421f65..e36778fec072 100644
> --- a/drivers/remoteproc/rcar_rproc.c
> +++ b/drivers/remoteproc/rcar_rproc.c
> @@ -142,7 +142,7 @@ static struct rproc_ops rcar_rproc_ops = {
>  	.prepare	= rcar_rproc_prepare,
>  	.start		= rcar_rproc_start,
>  	.stop		= rcar_rproc_stop,
> -	.load		= rproc_elf_load_segments,
> +	.load_segments	= rproc_elf_load_segments,
>  	.parse_fw	= rcar_rproc_parse_fw,
>  	.find_loaded_rsc_table = rproc_elf_find_loaded_rsc_table,
>  	.sanity_check	= rproc_elf_sanity_check,
> diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
> index 8df4b2c59bb6..e4ad024efcda 100644
> --- a/drivers/remoteproc/remoteproc_core.c
> +++ b/drivers/remoteproc/remoteproc_core.c
> @@ -2485,11 +2485,11 @@ static int rproc_alloc_ops(struct rproc *rproc, const struct rproc_ops *ops)
>  	if (!rproc->ops->coredump)
>  		rproc->ops->coredump = rproc_coredump;
>  
> -	if (rproc->ops->load || rproc->ops->load_fw)
> +	if (rproc->ops->load_segments || rproc->ops->load_fw)
>  		return 0;
>  
>  	/* Default to ELF loader if no load function is specified */
> -	rproc->ops->load = rproc_elf_load_segments;
> +	rproc->ops->load_segments = rproc_elf_load_segments;
>  	rproc->ops->parse_fw = rproc_elf_load_rsc_table;
>  	rproc->ops->find_loaded_rsc_table = rproc_elf_find_loaded_rsc_table;
>  	rproc->ops->sanity_check = rproc_elf_sanity_check;
> diff --git a/drivers/remoteproc/remoteproc_internal.h b/drivers/remoteproc/remoteproc_internal.h
> index 2104ca449178..b898494600cf 100644
> --- a/drivers/remoteproc/remoteproc_internal.h
> +++ b/drivers/remoteproc/remoteproc_internal.h
> @@ -167,8 +167,8 @@ u64 rproc_get_boot_addr(struct rproc *rproc, const struct firmware *fw)
>  static inline
>  int rproc_load_segments(struct rproc *rproc, const struct firmware *fw)
>  {
> -	if (rproc->ops->load)
> -		return rproc->ops->load(rproc, fw);
> +	if (rproc->ops->load_segments)
> +		return rproc->ops->load_segments(rproc, fw);
>  
>  	return -EINVAL;
>  }
> diff --git a/drivers/remoteproc/st_remoteproc.c b/drivers/remoteproc/st_remoteproc.c
> index 1340be9d0110..8d6b75e91531 100644
> --- a/drivers/remoteproc/st_remoteproc.c
> +++ b/drivers/remoteproc/st_remoteproc.c
> @@ -233,7 +233,7 @@ static const struct rproc_ops st_rproc_ops = {
>  	.start			= st_rproc_start,
>  	.stop			= st_rproc_stop,
>  	.parse_fw		= st_rproc_parse_fw,
> -	.load			= rproc_elf_load_segments,
> +	.load_segments		= rproc_elf_load_segments,
>  	.find_loaded_rsc_table	= rproc_elf_find_loaded_rsc_table,
>  	.sanity_check		= rproc_elf_sanity_check,
>  	.get_boot_addr		= rproc_elf_get_boot_addr,
> diff --git a/drivers/remoteproc/st_slim_rproc.c b/drivers/remoteproc/st_slim_rproc.c
> index 5412beb0a692..0f91d8f1e7c7 100644
> --- a/drivers/remoteproc/st_slim_rproc.c
> +++ b/drivers/remoteproc/st_slim_rproc.c
> @@ -201,7 +201,7 @@ static const struct rproc_ops slim_rproc_ops = {
>  	.stop		= slim_rproc_stop,
>  	.da_to_va       = slim_rproc_da_to_va,
>  	.get_boot_addr	= rproc_elf_get_boot_addr,
> -	.load		= rproc_elf_load_segments,
> +	.load_segments	= rproc_elf_load_segments,
>  	.sanity_check	= rproc_elf_sanity_check,
>  };
>  
> diff --git a/drivers/remoteproc/stm32_rproc.c b/drivers/remoteproc/stm32_rproc.c
> index 8c7f7950b80e..7e8ffd9fcc57 100644
> --- a/drivers/remoteproc/stm32_rproc.c
> +++ b/drivers/remoteproc/stm32_rproc.c
> @@ -667,7 +667,7 @@ static const struct rproc_ops st_rproc_ops = {
>  	.attach		= stm32_rproc_attach,
>  	.detach		= stm32_rproc_detach,
>  	.kick		= stm32_rproc_kick,
> -	.load		= rproc_elf_load_segments,
> +	.load_segments	= rproc_elf_load_segments,
>  	.parse_fw	= stm32_rproc_parse_fw,
>  	.find_loaded_rsc_table = rproc_elf_find_loaded_rsc_table,
>  	.get_loaded_rsc_table = stm32_rproc_get_loaded_rsc_table,
> diff --git a/drivers/remoteproc/xlnx_r5_remoteproc.c b/drivers/remoteproc/xlnx_r5_remoteproc.c
> index 5aeedeaf3c41..59cfba0a02e7 100644
> --- a/drivers/remoteproc/xlnx_r5_remoteproc.c
> +++ b/drivers/remoteproc/xlnx_r5_remoteproc.c
> @@ -864,7 +864,7 @@ static const struct rproc_ops zynqmp_r5_rproc_ops = {
>  	.unprepare	= zynqmp_r5_rproc_unprepare,
>  	.start		= zynqmp_r5_rproc_start,
>  	.stop		= zynqmp_r5_rproc_stop,
> -	.load		= rproc_elf_load_segments,
> +	.load_segments	= rproc_elf_load_segments,
>  	.parse_fw	= zynqmp_r5_parse_fw,
>  	.find_loaded_rsc_table = rproc_elf_find_loaded_rsc_table,
>  	.sanity_check	= rproc_elf_sanity_check,
> diff --git a/include/linux/remoteproc.h b/include/linux/remoteproc.h
> index ba6fd560f7ba..55c20424a99f 100644
> --- a/include/linux/remoteproc.h
> +++ b/include/linux/remoteproc.h
> @@ -374,7 +374,7 @@ enum rsc_handling_status {
>   * @find_loaded_rsc_table: find the loaded resource table from firmware image
>   * @get_loaded_rsc_table: get resource table installed in memory
>   *			  by external entity
> - * @load:		load firmware to memory, where the remote processor
> + * @load_segments:	load firmware ELF segment to memory, where the remote processor
>   *			expects to find it
>   * @sanity_check:	sanity check the fw image
>   * @get_boot_addr:	get boot address to entry point specified in firmware
> @@ -402,7 +402,7 @@ struct rproc_ops {
>  				struct rproc *rproc, const struct firmware *fw);
>  	struct resource_table *(*get_loaded_rsc_table)(
>  				struct rproc *rproc, size_t *size);
> -	int (*load)(struct rproc *rproc, const struct firmware *fw);
> +	int (*load_segments)(struct rproc *rproc, const struct firmware *fw);
>  	int (*sanity_check)(struct rproc *rproc, const struct firmware *fw);
>  	u64 (*get_boot_addr)(struct rproc *rproc, const struct firmware *fw);
>  	unsigned long (*panic)(struct rproc *rproc);
> -- 
> 2.25.1
> 




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