Commit 43dc7485 authored by Timo Alho's avatar Timo Alho Committed by Thierry Reding
Browse files

firmware: tegra: Switch to global mrq_is_supported() 



Patch "firmware: tegra: add helper to check for supported MRQs" added
an API to check if MRQ is supported. Remove the implementation from
bpmp debugfs code in favor of that.

Signed-off-by: default avatarTimo Alho <talho@nvidia.com>
Acked-by: default avatarSivaram Nair <sivaramn@nvidia.com>
Acked-by: default avatarJon Hunter <jonathanh@nvidia.com>
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent d78b5bde

drivers/firmware/tegra/bpmp-debugfs.c

+1 −28
Original line number Diff line number Diff line
@@ -379,33 +379,6 @@ static int create_debugfs_mirror(struct tegra_bpmp *bpmp, void *buf, 
	return err;

}



static int mrq_is_supported(struct tegra_bpmp *bpmp, unsigned int mrq)

{

	struct mrq_query_abi_request req = { .mrq = cpu_to_le32(mrq) };

	struct mrq_query_abi_response resp;

	struct tegra_bpmp_message msg = {

		.mrq = MRQ_QUERY_ABI,

		.tx = {

			.data = &req,

			.size = sizeof(req),

		},

		.rx = {

			.data = &resp,

			.size = sizeof(resp),

		},

	};

	int ret;



	ret = tegra_bpmp_transfer(bpmp, &msg);

	if (ret < 0) {

		/* something went wrong; assume not supported */

		dev_warn(bpmp->dev, "tegra_bpmp_transfer failed (%d)\n", ret);

		return 0;

	}



	return resp.status ? 0 : 1;

}



int tegra_bpmp_init_debugfs(struct tegra_bpmp *bpmp)

{

	dma_addr_t phys;
@@ -415,7 +388,7 @@ int tegra_bpmp_init_debugfs(struct tegra_bpmp *bpmp) 
	int ret;

	struct dentry *root;



	if (!mrq_is_supported(bpmp, MRQ_DEBUGFS))

	if (!tegra_bpmp_mrq_is_supported(bpmp, MRQ_DEBUGFS))

		return 0;



	root = debugfs_create_dir("bpmp", NULL);

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