2024-02-24 11:44:16

by Srinivas Kandagatla

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Subject: [PATCH 0/2] slimbus: patches for v6.9

From: Srinivas Kandagatla <[email protected]>

Here are two patches in fastrpc for 6.9 that includes
- making the slimbus and qmi structs const.

Can you please queue them up for 6.9.

Thanks,
Srini


Jeff Johnson (1):
slimbus: qcom-ngd-ctrl: Make QMI message rules const

Ricardo B. Marliere (1):
slimbus: core: make slimbus_bus const

drivers/slimbus/core.c | 2 +-
drivers/slimbus/qcom-ngd-ctrl.c | 8 ++++----
include/linux/slimbus.h | 2 +-
3 files changed, 6 insertions(+), 6 deletions(-)

--
2.25.1



2024-02-24 11:44:25

by Srinivas Kandagatla

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Subject: [PATCH 1/2] slimbus: qcom-ngd-ctrl: Make QMI message rules const

From: Jeff Johnson <[email protected]>

Commit ff6d365898d4 ("soc: qcom: qmi: use const for struct
qmi_elem_info") allows QMI message encoding/decoding rules
to be const, so do that for qcom-ngd-ctrl.c.

Signed-off-by: Jeff Johnson <[email protected]>
Signed-off-by: Srinivas Kandagatla <[email protected]>
---
drivers/slimbus/qcom-ngd-ctrl.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c
index 77aa6d26476c..efeba8275a66 100644
--- a/drivers/slimbus/qcom-ngd-ctrl.c
+++ b/drivers/slimbus/qcom-ngd-ctrl.c
@@ -220,7 +220,7 @@ struct slimbus_power_resp_msg_v01 {
struct qmi_response_type_v01 resp;
};

-static struct qmi_elem_info slimbus_select_inst_req_msg_v01_ei[] = {
+static const struct qmi_elem_info slimbus_select_inst_req_msg_v01_ei[] = {
{
.data_type = QMI_UNSIGNED_4_BYTE,
.elem_len = 1,
@@ -262,7 +262,7 @@ static struct qmi_elem_info slimbus_select_inst_req_msg_v01_ei[] = {
},
};

-static struct qmi_elem_info slimbus_select_inst_resp_msg_v01_ei[] = {
+static const struct qmi_elem_info slimbus_select_inst_resp_msg_v01_ei[] = {
{
.data_type = QMI_STRUCT,
.elem_len = 1,
@@ -284,7 +284,7 @@ static struct qmi_elem_info slimbus_select_inst_resp_msg_v01_ei[] = {
},
};

-static struct qmi_elem_info slimbus_power_req_msg_v01_ei[] = {
+static const struct qmi_elem_info slimbus_power_req_msg_v01_ei[] = {
{
.data_type = QMI_UNSIGNED_4_BYTE,
.elem_len = 1,
@@ -324,7 +324,7 @@ static struct qmi_elem_info slimbus_power_req_msg_v01_ei[] = {
},
};

-static struct qmi_elem_info slimbus_power_resp_msg_v01_ei[] = {
+static const struct qmi_elem_info slimbus_power_resp_msg_v01_ei[] = {
{
.data_type = QMI_STRUCT,
.elem_len = 1,
--
2.25.1


2024-02-24 11:44:56

by Srinivas Kandagatla

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Subject: [PATCH 2/2] slimbus: core: make slimbus_bus const

From: "Ricardo B. Marliere" <[email protected]>

Since commit d492cc2573a0 ("driver core: device.h: make struct
bus_type a const *"), the driver core can properly handle constant
struct bus_type, move the slimbus_bus 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 <[email protected]>
Suggested-by: Greg Kroah-Hartman <[email protected]>
Signed-off-by: Ricardo B. Marliere <[email protected]>
Reviewed-by: Greg Kroah-Hartman <[email protected]>
Signed-off-by: Srinivas Kandagatla <[email protected]>
---
drivers/slimbus/core.c | 2 +-
include/linux/slimbus.h | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/slimbus/core.c b/drivers/slimbus/core.c
index d43873bb5fe6..375218e02e28 100644
--- a/drivers/slimbus/core.c
+++ b/drivers/slimbus/core.c
@@ -100,7 +100,7 @@ static int slim_device_uevent(const struct device *dev, struct kobj_uevent_env *
return add_uevent_var(env, "MODALIAS=slim:%s", dev_name(&sbdev->dev));
}

-struct bus_type slimbus_bus = {
+const struct bus_type slimbus_bus = {
.name = "slimbus",
.match = slim_device_match,
.probe = slim_device_probe,
diff --git a/include/linux/slimbus.h b/include/linux/slimbus.h
index 12c9719b2a55..3042385b7b40 100644
--- a/include/linux/slimbus.h
+++ b/include/linux/slimbus.h
@@ -10,7 +10,7 @@
#include <linux/completion.h>
#include <linux/mod_devicetable.h>

-extern struct bus_type slimbus_bus;
+extern const struct bus_type slimbus_bus;

/**
* struct slim_eaddr - Enumeration address for a SLIMbus device
--
2.25.1