From patchwork Thu Feb 8 19:12:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Ricardo B. 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Marliere" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marliere.net; s=2024; t=1707419490; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=Y1PL72wG+pTNKJ8ODm/IPBfg6h6zM4BQGA0MFJHp+QU=; b=Zd/wgLaShCIdHMzteS1tRduU/IrZqYTzM9XWZrgA4ijliNvFPOJpRzBIS15DzwJAtW95Ky g8Mw03c0Hp4gqTUkJwyt34BSzz+zAty8XenUzyMbfgx+4C6oyopnFmUXpSCuDC9vjW71k2 BJaOCSz9rBcEc/GvewW6bItuJeMW417IS4r+jQwTcj5Q87aD81Lhd8jIFrF6tALJUPxJD+ /3JGZPGfc9cb9SihcEyK20HNubPrnCIYuDNuZ1nSP6DqYZEnxVOYZpfx8mEYN+wnnNohnp A1RslDwEDTxzB9hI1zKiRHSJtbPjO/0HSpQPCJiCebYjj09zGyzN/XtmZ3sVtQ== Authentication-Results: ORIGINATING; auth=pass smtp.auth=ricardo@marliere.net smtp.mailfrom=ricardo@marliere.net Date: Thu, 08 Feb 2024 16:12:02 -0300 Subject: [PATCH] bus: mhi: ep: make mhi_ep_bus_type const Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240208-bus_cleanup-mhi-v1-1-ee80f4e71845@marliere.net> X-B4-Tracking: v=1; b=H4sIAIEnxWUC/x3MQQqAIBBA0avIrBNMC6yrRETaWANloRhBePek5 Vv8/0LEQBihZy8EvCnS6QvqioHdZr8ip6UYpJCNkEJzk+Jkd5x9uvixEbfOqUWrrjVaQ6mugI6 e/ziMOX9R+0XNYQAAAA== To: Manivannan Sadhasivam Cc: mhi@lists.linux.dev, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Greg Kroah-Hartman , "Ricardo B. Marliere" X-Developer-Signature: v=1; a=openpgp-sha256; l=1552; i=ricardo@marliere.net; h=from:subject:message-id; bh=aQEy3mSWaDeeTSuY1HAPfZhDAO2ymzOLonZei+6zUg4=; b=owEBbQKS/ZANAwAKAckLinxjhlimAcsmYgBlxSeEIdGbnUmuLq4798rs1q+lJxH4G/NRRqSYl AS5e/NJF0eJAjMEAAEKAB0WIQQDCo6eQk7jwGVXh+HJC4p8Y4ZYpgUCZcUnhAAKCRDJC4p8Y4ZY pjnQEACev8uaDbyRtMeSDrbIbSZgXFVgR0+fNGk1dDYWu4HrLblTHwG1I9a+bqqLOaTi35jntZO tyyfq1EG1vHHeBi8TtbHbNNi1N8SeHq7Xox/U2UJlUzAWJLerqh3oaI4f+ygV2bGxiBEhbSRR/0 YMOyIEmCgIoTKpHS9/WiJhgwiywB9wXrvv3w7ZjG0fAL3yLc300ZRfXFDGdjJqoR/NV/aE3uTya gm/jEMR/6JzX/W8pVSIQ7f8bLaBamMN6tlSxw7qqYidoaPhnZW1IJ602Rc9i3l21sLf6VwweTEc sRkNNvQ9RewZeeKVtDZwEzP5WsScdKt3Q0aBZ1uXbrJWOquq0xXV70sreEQW9SJO6Qr8ufu56Rl g/q2Ojcd58B9JiAKB0jow1EHAHnSLzlp0kjxKyANnPvnWnkSVO4ZCA1P6GBOlSeIEYGT8p5WBLE joiCWqF1eYgCnXp/Dzt1J+7XuYGM2WcbVFZKXYQxn6f0ewzmfjbvVAP1DhKAj/04E07EbRcIluc Uk0xrQpQ489eWGcLSah7rK1YUr/oK/e1fOXRFMekF0ojqy+I9Mj+nMtqS9foySWFEirktLP6m1p oxMA5QfHYzWK3FFiBT8nz5TxYthluIx/C4sE4d9DxJTHmFbmBny5RY7lERlQHNoPx9XuVz0d6qR ViTUoyBuinOnEqQ== X-Developer-Key: i=ricardo@marliere.net; a=openpgp; fpr=030A8E9E424EE3C0655787E1C90B8A7C638658A6 Now that the driver core can properly handle constant struct bus_type, move the mhi_ep_bus_type variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Cc: Greg Kroah-Hartman Suggested-by: Greg Kroah-Hartman Signed-off-by: Ricardo B. Marliere --- drivers/bus/mhi/ep/internal.h | 2 +- drivers/bus/mhi/ep/main.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) --- base-commit: ceeb64f41fe6a1eb9fc56d583983a81f8f3dd058 change-id: 20240208-bus_cleanup-mhi-cff3d8395b88 Best regards, diff --git a/drivers/bus/mhi/ep/internal.h b/drivers/bus/mhi/ep/internal.h index 577965f95fda..512da7482acc 100644 --- a/drivers/bus/mhi/ep/internal.h +++ b/drivers/bus/mhi/ep/internal.h @@ -11,7 +11,7 @@ #include "../common.h" -extern struct bus_type mhi_ep_bus_type; +extern const struct bus_type mhi_ep_bus_type; #define MHI_REG_OFFSET 0x100 #define BHI_REG_OFFSET 0x200 diff --git a/drivers/bus/mhi/ep/main.c b/drivers/bus/mhi/ep/main.c index 8d7a4102bdb7..a583038131d3 100644 --- a/drivers/bus/mhi/ep/main.c +++ b/drivers/bus/mhi/ep/main.c @@ -1716,7 +1716,7 @@ static int mhi_ep_match(struct device *dev, struct device_driver *drv) return 0; }; -struct bus_type mhi_ep_bus_type = { +const struct bus_type mhi_ep_bus_type = { .name = "mhi_ep", .dev_name = "mhi_ep", .match = mhi_ep_match,