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authorJohn Stultz <[email protected]>2020-10-05 11:29:56 +0530
committerBjorn Andersson <[email protected]>2020-10-26 09:55:06 -0500
commitcb3659268a12602a2ad1e8e8d34ce155bb43ae6e (patch)
tree0861d93bb786ff9111055ba914e68ebdec06b2cb
parent7bb7a83f4d91a09ed02f6c22d10842d26528ba40 (diff)
soc: qcom: rpmh: Allow RPMH driver to be loaded as a module
This patch allow the rpmh driver to be loaded as a permenent module. Meaning it can be loaded from a module, but then cannot be unloaded. Ideally, it would include a remove hook and related logic, but the rpmh driver is fairly core to the system, so once its loaded with almost anything else to get the system to go, the dependencies are not likely to ever also be removed. So making it a permanent module at least improves things slightly over requiring it to be a built in driver. Cc: Todd Kjos <[email protected]> Cc: Saravana Kannan <[email protected]> Cc: Andy Gross <[email protected]> Cc: Bjorn Andersson <[email protected]> Cc: Rajendra Nayak <[email protected]> Cc: [email protected] Signed-off-by: John Stultz <[email protected]> Signed-off-by: Bjorn Andersson <[email protected]> [mkshah: Fix typos in commit message, send after removing _rcuidle trace] Signed-off-by: Maulik Shah <[email protected]> Reviewed-by: Stephen Boyd <[email protected]> Reviewed-by: Bjorn Andersson <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Bjorn Andersson <[email protected]>
-rw-r--r--drivers/soc/qcom/Kconfig2
-rw-r--r--drivers/soc/qcom/rpmh-rsc.c5
2 files changed, 6 insertions, 1 deletions
diff --git a/drivers/soc/qcom/Kconfig b/drivers/soc/qcom/Kconfig
index 6a3b69b43ad5..a6c00aa9c09e 100644
--- a/drivers/soc/qcom/Kconfig
+++ b/drivers/soc/qcom/Kconfig
@@ -108,7 +108,7 @@ config QCOM_RMTFS_MEM
Say y here if you intend to boot the modem remoteproc.
config QCOM_RPMH
- bool "Qualcomm RPM-Hardened (RPMH) Communication"
+ tristate "Qualcomm RPM-Hardened (RPMH) Communication"
depends on ARCH_QCOM || COMPILE_TEST
help
Support for communication with the hardened-RPM blocks in
diff --git a/drivers/soc/qcom/rpmh-rsc.c b/drivers/soc/qcom/rpmh-rsc.c
index 35a7a503f92e..37969dcbaf14 100644
--- a/drivers/soc/qcom/rpmh-rsc.c
+++ b/drivers/soc/qcom/rpmh-rsc.c
@@ -13,6 +13,7 @@
#include <linux/iopoll.h>
#include <linux/kernel.h>
#include <linux/list.h>
+#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_irq.h>
#include <linux/of_platform.h>
@@ -1018,6 +1019,7 @@ static const struct of_device_id rpmh_drv_match[] = {
{ .compatible = "qcom,rpmh-rsc", },
{ }
};
+MODULE_DEVICE_TABLE(of, rpmh_drv_match);
static struct platform_driver rpmh_driver = {
.probe = rpmh_rsc_probe,
@@ -1033,3 +1035,6 @@ static int __init rpmh_driver_init(void)
return platform_driver_register(&rpmh_driver);
}
arch_initcall(rpmh_driver_init);
+
+MODULE_DESCRIPTION("Qualcomm Technologies, Inc. RPMh Driver");
+MODULE_LICENSE("GPL v2");