Re: [PATCH v4 04/17] remoteproc: add name in rproc_mem_entry struct

From: Suman Anna
Date: Tue Oct 23 2018 - 13:06:23 EST


On 7/27/18 8:14 AM, Loic Pallardy wrote:
> Add name field in struct rproc_mem_entry.
> This new field will be used to match memory area
> requested in resource table with pre-registered carveout.
>
> Signed-off-by: Loic Pallardy <loic.pallardy@xxxxxx>
> Acked-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>

Acked-by: Suman Anna <s-anna@xxxxxx>

> ---
> drivers/remoteproc/remoteproc_core.c | 1 +
> drivers/remoteproc/remoteproc_debugfs.c | 1 +
> include/linux/remoteproc.h | 2 ++
> 3 files changed, 4 insertions(+)
>
> diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
> index 24fe11f..d7e3138 100644
> --- a/drivers/remoteproc/remoteproc_core.c
> +++ b/drivers/remoteproc/remoteproc_core.c
> @@ -752,6 +752,7 @@ static int rproc_handle_carveout(struct rproc *rproc,
> carveout->dma = dma;
> carveout->da = rsc->da;
> carveout->release = rproc_release_carveout;
> + strlcpy(carveout->name, rsc->name, sizeof(carveout->name));
>
> list_add_tail(&carveout->node, &rproc->carveouts);
>
> diff --git a/drivers/remoteproc/remoteproc_debugfs.c b/drivers/remoteproc/remoteproc_debugfs.c
> index a5c29f2..e90135c 100644
> --- a/drivers/remoteproc/remoteproc_debugfs.c
> +++ b/drivers/remoteproc/remoteproc_debugfs.c
> @@ -260,6 +260,7 @@ static int rproc_carveouts_show(struct seq_file *seq, void *p)
>
> list_for_each_entry(carveout, &rproc->carveouts, node) {
> seq_puts(seq, "Carveout memory entry:\n");
> + seq_printf(seq, "\tName: %s\n", carveout->name);
> seq_printf(seq, "\tVirtual address: %pK\n", carveout->va);
> seq_printf(seq, "\tDMA address: %pad\n", &carveout->dma);
> seq_printf(seq, "\tDevice address: 0x%x\n", carveout->da);
> diff --git a/include/linux/remoteproc.h b/include/linux/remoteproc.h
> index bef2e83..0e21098 100644
> --- a/include/linux/remoteproc.h
> +++ b/include/linux/remoteproc.h
> @@ -315,6 +315,7 @@ struct fw_rsc_vdev {
> * @da: device address
> * @release: release associated memory
> * @priv: associated data
> + * @name: associated memory region name (optional)
> * @node: list node
> */
> struct rproc_mem_entry {
> @@ -323,6 +324,7 @@ struct rproc_mem_entry {
> int len;
> u32 da;
> void *priv;
> + char name[32];
> struct list_head node;
> int (*release)(struct rproc *rproc, struct rproc_mem_entry *mem);
> };
>