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From: Sudeep Holla <sudeep.holla@arm.com>
To: linux-arm-kernel@lists.infradead.org
Cc: Sudeep Holla <sudeep.holla@arm.com>,
	linux-kernel@vger.kernel.org, Peng Fan <peng.fan@nxp.com>,
	Arnd Bergmann <arnd@arndb.de>
Subject: [PATCH] firmware: arm_scmi: Use HAVE_ARM_SMCCC_DISCOVERY instead of ARM_PSCI_FW
Date: Thu, 25 Jun 2020 11:19:37 +0100	[thread overview]
Message-ID: <20200625101937.51939-1-sudeep.holla@arm.com> (raw)

Commit e5bfb21d98b6 ("firmware: smccc: Add HAVE_ARM_SMCCC_DISCOVERY to
identify SMCCC v1.1 and above") introduced new config option to identify
the availability of SMCCC discoverability of version and features
transparently hiding the indirect dependency on ARM_PSCI_FW.

Commit 5a897e3ab429 ("firmware: arm_scmi: fix psci dependency") just
worked around the build dependency making SCMI SMC/HVC transport depend
on ARM_PSCI_FW at the time. Since it really just relies on SMCCC directly
and not on ARM_PSCI_FW, let us move to use CONFIG_HAVE_ARM_SMCCC_DISCOVERY
instead of CONFIG_ARM_PSCI_FW.

Cc: Peng Fan <peng.fan@nxp.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
---
 drivers/firmware/arm_scmi/Makefile | 2 +-
 drivers/firmware/arm_scmi/driver.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/firmware/arm_scmi/Makefile b/drivers/firmware/arm_scmi/Makefile
index 1cad32b38b29..70c5a8c986a5 100644
--- a/drivers/firmware/arm_scmi/Makefile
+++ b/drivers/firmware/arm_scmi/Makefile
@@ -4,6 +4,6 @@ scmi-bus-y = bus.o
 scmi-driver-y = driver.o
 scmi-transport-y = shmem.o
 scmi-transport-$(CONFIG_MAILBOX) += mailbox.o
-scmi-transport-$(CONFIG_ARM_PSCI_FW) += smc.o
+scmi-transport-$(CONFIG_HAVE_ARM_SMCCC_DISCOVERY) += smc.o
 scmi-protocols-y = base.o clock.o perf.o power.o reset.o sensors.o
 obj-$(CONFIG_ARM_SCMI_POWER_DOMAIN) += scmi_pm_domain.o
diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c
index 7483cacf63f9..38e71a2c4fbb 100644
--- a/drivers/firmware/arm_scmi/driver.c
+++ b/drivers/firmware/arm_scmi/driver.c
@@ -901,7 +901,7 @@ ATTRIBUTE_GROUPS(versions);
 /* Each compatible listed below must have descriptor associated with it */
 static const struct of_device_id scmi_of_match[] = {
 	{ .compatible = "arm,scmi", .data = &scmi_mailbox_desc },
-#ifdef CONFIG_ARM_PSCI_FW
+#ifdef CONFIG_HAVE_ARM_SMCCC_DISCOVERY
 	{ .compatible = "arm,scmi-smc", .data = &scmi_smc_desc},
 #endif
 	{ /* Sentinel */ },
-- 
2.17.1


         reply	other threads:[~2020-06-25 10:19 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-19 22:03 [PATCH] firmware: arm_scmi: Fix SCMI Generic Power Domain probing Cristian Marussi
2020-07-03 14:49 ` Sudeep Holla
2020-07-01 15:53   ` [PATCH v11 0/9] SCMI Notifications Core Support Cristian Marussi
2020-07-01 15:53     ` [PATCH v11 1/9] firmware: arm_scmi: Add notification protocol-registration Cristian Marussi
2020-07-01 15:53     ` [PATCH v11 2/9] firmware: arm_scmi: Add notification callbacks-registration Cristian Marussi
2020-07-01 15:53     ` [PATCH v11 3/9] firmware: arm_scmi: Add notification dispatch and delivery Cristian Marussi
2020-07-01 15:53     ` [PATCH v11 4/9] firmware: arm_scmi: Enable notification core Cristian Marussi
2020-07-01 15:53     ` [PATCH v11 5/9] firmware: arm_scmi: Add power notifications support Cristian Marussi
2020-07-01 15:53     ` [PATCH v11 6/9] firmware: arm_scmi: Add perf " Cristian Marussi
2020-07-01 15:53     ` [PATCH v11 7/9] firmware: arm_scmi: Add sensor " Cristian Marussi
2020-07-01 15:53     ` [PATCH v11 8/9] firmware: arm_scmi: Add reset " Cristian Marussi
2020-07-01 15:53     ` [PATCH v11 9/9] firmware: arm_scmi: Add base " Cristian Marussi
2020-07-03 14:49     ` [PATCH v11 0/9] SCMI Notifications Core Support Sudeep Holla
2020-06-17  9:43       ` [PATCH 1/2] firmware: arm_scmi: Add fast_switch_possible() api Nicola Mazzucato
2020-06-17  9:43         ` [PATCH 2/2] cpufreq: arm_scmi: Set fast_switch_possible conditionally Nicola Mazzucato
2020-06-17 12:47           ` Sudeep Holla
2020-06-18  6:14             ` Viresh Kumar
2020-06-18  8:08               ` Sudeep Holla
2020-06-18  9:54           ` Viresh Kumar
2020-07-03 14:49         ` [PATCH 1/2] firmware: arm_scmi: Add fast_switch_possible() api Sudeep Holla
2020-06-25 10:19           ` Sudeep Holla [this message]
2020-07-03 14:49             ` [PATCH] firmware: arm_scmi: Use HAVE_ARM_SMCCC_DISCOVERY instead of ARM_PSCI_FW Sudeep Holla
2020-06-09 13:45               ` [PATCH] firmware: arm_scmi: Use signed integer to report transfer status Sudeep Holla
2020-06-09 14:00                 ` Lukasz Luba
2020-07-03 14:49                 ` Sudeep Holla

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