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Marliere" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marliere.net; s=2023; t=1706984681; 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: in-reply-to:in-reply-to:references:references; bh=KzZQL8rSLrwKDPYyaVTOC54buQP+RGECHRJE70wSEUM=; b=qv2Yqelci7CqWkXp2npcOdmxqHAEdbh/mnvcOkN+vXhYboPX8TiUHRiOfxneevQAzEPpub RZSECHJTdXj6mQgf6vh14WUlOgljvEbM3ywYnZ0K/Fto+mF04dqPlEQFcYywF/7z8dU4l4 wdlQ3SrqWVLM7zXCSyyjT8EGJTFg88LxbbTvAQvHIzjyAWEst43VXY2hOrFD5pTX+lNSde jk93IkcYw6e8oDAYOe1zDNA4utzygw2YaG8BXQ/qZwq9H2SL63aFVnXwNJa3wBO84CEhoh hx3U2gRiZS6DDuE5Lqvz8dRKKNcfLP2nQ5sXr6lM0ZGQRdGFQOuSBFcVYEBIEw== Authentication-Results: ORIGINATING; auth=pass smtp.auth=ricardo@marliere.net smtp.mailfrom=ricardo@marliere.net Date: Sat, 03 Feb 2024 15:25:03 -0300 Subject: [PATCH 1/2] drm: display: make dp_aux_bus_type const Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240203-bus_cleanup-gpu-v1-1-1b6ecdb5f941@marliere.net> References: <20240203-bus_cleanup-gpu-v1-0-1b6ecdb5f941@marliere.net> In-Reply-To: <20240203-bus_cleanup-gpu-v1-0-1b6ecdb5f941@marliere.net> To: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Greg Kroah-Hartman , "Ricardo B. Marliere" X-Developer-Signature: v=1; a=openpgp-sha256; l=1053; i=ricardo@marliere.net; h=from:subject:message-id; bh=PWGIF0SB6BlBgK8TT4wQwOjd9acucA+/T3Wm8oL7Q9c=; b=owEBbQKS/ZANAwAKAckLinxjhlimAcsmYgBlvoUBQ8Ijrp8ZsUoVm9cfxF+uKmjw5CLni5fKV 6KxFLWPyFyJAjMEAAEKAB0WIQQDCo6eQk7jwGVXh+HJC4p8Y4ZYpgUCZb6FAQAKCRDJC4p8Y4ZY pghbD/4uskt44jqKw1/ZXMHt348KW7amF7zcEnyCfk4/ychYObeyJgPQTUcTn0TD0fPB5mxbrDl qKoHCi3kJL8H2EiokwzIMDit4F75ARVBDU01eTXqkKynASAsr7HVOgi9c+hkzfFogDKcI4Sg8k3 zPrK5VvdMUcG9XW9czn7FRTlGOu09fqa0D7+6jbZ5eUaGRWGAI6leNxJKOL3cf/VTzFk4AjQt+m aXMI+UbKBbcR4c08yXKm+YQb7cwQaLRiZtxrG0p4dcxs+JDrYpSV3EAfZ/FBEVAnKcaf5r9p5Xl FZZY+vYtAvgMzKu65xSvD+XBS7TeCqWZXN3D7Hn1n61my/6lbUUxP6Jhto1If09ySKHlOQULuw+ bGIViaW/8INa6qRKWyYte9jN70yCoMpc4BfIpyaAhvtc49/RoNFlJtTGxhpUR4r4jeC/Zom6Tf2 vMUi4wVDjYDCbBfc9Caz66oxu2GB2yEpUD3tAwAjxWDP8dCJXOLtUG0bH+SI1mW+uqbDSV40QuE w+JxoohW7zNNF3NQ2zDblodV56UQUUW2XqJLhG2TyZBNkKMQ8m1dt1OyJQ4gTyJGsWyeRLKzAc3 1H/xKgxOPlfSfeiwCjlsZ+BTDZdh8uk0Uh99at4taLUlFbsjf9yBECtf/MpR4lOg39zr/g9SqRR EOSabTz+a/qCNzg== X-Developer-Key: i=ricardo@marliere.net; a=openpgp; fpr=030A8E9E424EE3C0655787E1C90B8A7C638658A6 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1789903200682434841 X-GMAIL-MSGID: 1789903200682434841 Now that the driver core can properly handle constant struct bus_type, move the dp_aux_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 Reviewed-by: Dmitry Baryshkov --- drivers/gpu/drm/display/drm_dp_aux_bus.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/display/drm_dp_aux_bus.c b/drivers/gpu/drm/display/drm_dp_aux_bus.c index 8a165be1a821..5afc26be9d2a 100644 --- a/drivers/gpu/drm/display/drm_dp_aux_bus.c +++ b/drivers/gpu/drm/display/drm_dp_aux_bus.c @@ -127,7 +127,7 @@ static void dp_aux_ep_shutdown(struct device *dev) aux_ep_drv->shutdown(to_dp_aux_ep_dev(dev)); } -static struct bus_type dp_aux_bus_type = { +static const struct bus_type dp_aux_bus_type = { .name = "dp-aux", .match = dp_aux_ep_match, .probe = dp_aux_ep_probe,