linux-kernel - [PATCH v4 15/25] firmware: xilinx: Remove eemi ops for set_suspend

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Message-Id: <1586459534-8997-16-git-send-email-jolly.shah@xilinx.com>
Date:   Thu,  9 Apr 2020 12:12:04 -0700
From:   Jolly Shah <jolly.shah@...inx.com>
To:     ard.biesheuvel@...aro.org, mingo@...nel.org,
        gregkh@...uxfoundation.org, matt@...eblueprint.co.uk,
        sudeep.holla@....com, hkallweit1@...il.com, keescook@...omium.org,
        dmitry.torokhov@...il.com, michal.simek@...inx.com
Cc:     rajanv@...inx.com, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Rajan Vaja <rajan.vaja@...inx.com>,
        Jolly Shah <jolly.shah@...inx.com>
Subject: [PATCH v4 15/25] firmware: xilinx: Remove eemi ops for set_suspend_mode

From: Rajan Vaja <rajan.vaja@...inx.com>

Use direct function call instead of eemi ops for set_suspend_mode.

Signed-off-by: Rajan Vaja <rajan.vaja@...inx.com>
Signed-off-by: Jolly Shah <jolly.shah@...inx.com>
---
 drivers/firmware/xilinx/zynqmp.c     | 4 ++--
 drivers/soc/xilinx/zynqmp_power.c    | 6 +-----
 include/linux/firmware/xlnx-zynqmp.h | 6 +++++-
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c
index 869366f..cc74165 100644
--- a/drivers/firmware/xilinx/zynqmp.c
+++ b/drivers/firmware/xilinx/zynqmp.c
@@ -724,10 +724,11 @@ EXPORT_SYMBOL_GPL(zynqmp_pm_init_finalize);
  *
  * Return: Returns status, either success or error+reason
  */
-static int zynqmp_pm_set_suspend_mode(u32 mode)
+int zynqmp_pm_set_suspend_mode(u32 mode)
 {
 	return zynqmp_pm_invoke_fn(PM_SET_SUSPEND_MODE, mode, 0, 0, 0, NULL);
 }
+EXPORT_SYMBOL_GPL(zynqmp_pm_set_suspend_mode);
 
 /**
  * zynqmp_pm_request_node() - Request a node with specific capabilities
@@ -809,7 +810,6 @@ static int zynqmp_pm_aes_engine(const u64 address, u32 *out)
 }
 
 static const struct zynqmp_eemi_ops eemi_ops = {
-	.set_suspend_mode = zynqmp_pm_set_suspend_mode,
 	.request_node = zynqmp_pm_request_node,
 	.release_node = zynqmp_pm_release_node,
 	.set_requirement = zynqmp_pm_set_requirement,
diff --git a/drivers/soc/xilinx/zynqmp_power.c b/drivers/soc/xilinx/zynqmp_power.c
index f4a9371..31ff49f 100644
--- a/drivers/soc/xilinx/zynqmp_power.c
+++ b/drivers/soc/xilinx/zynqmp_power.c
@@ -30,7 +30,6 @@ struct zynqmp_pm_work_struct {
 
 static struct zynqmp_pm_work_struct *zynqmp_pm_init_suspend_work;
 static struct mbox_chan *rx_chan;
-static const struct zynqmp_eemi_ops *eemi_ops;
 
 enum pm_suspend_mode {
 	PM_SUSPEND_MODE_FIRST = 0,
@@ -155,9 +154,6 @@ static ssize_t suspend_mode_store(struct device *dev,
 {
 	int md, ret = -EINVAL;
 
-	if (!eemi_ops->set_suspend_mode)
-		return ret;
-
 	for (md = PM_SUSPEND_MODE_FIRST; md < ARRAY_SIZE(suspend_modes); md++)
 		if (suspend_modes[md] &&
 		    sysfs_streq(suspend_modes[md], buf)) {
@@ -166,7 +162,7 @@ static ssize_t suspend_mode_store(struct device *dev,
 		}
 
 	if (!ret && md != suspend_mode) {
-		ret = eemi_ops->set_suspend_mode(md);
+		ret = zynqmp_pm_set_suspend_mode(md);
 		if (likely(!ret))
 			suspend_mode = md;
 	}
diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h
index 9aa5fe8..761caed 100644
--- a/include/linux/firmware/xlnx-zynqmp.h
+++ b/include/linux/firmware/xlnx-zynqmp.h
@@ -296,7 +296,6 @@ struct zynqmp_pm_query_data {
 struct zynqmp_eemi_ops {
 	int (*fpga_load)(const u64 address, const u32 size, const u32 flags);
 	int (*fpga_get_status)(u32 *value);
-	int (*set_suspend_mode)(u32 mode);
 	int (*request_node)(const u32 node,
 			    const u32 capabilities,
 			    const u32 qos,
@@ -336,6 +335,7 @@ int zynqmp_pm_reset_assert(const enum zynqmp_pm_reset reset,
 			   const enum zynqmp_pm_reset_action assert_flag);
 int zynqmp_pm_reset_get_status(const enum zynqmp_pm_reset reset, u32 *status);
 int zynqmp_pm_init_finalize(void);
+int zynqmp_pm_set_suspend_mode(u32 mode);
 #else
 static inline struct zynqmp_eemi_ops *zynqmp_pm_get_eemi_ops(void)
 {
@@ -428,6 +428,10 @@ static inline int zynqmp_pm_init_finalize(void)
 {
 	return -ENODEV;
 }
+static inline int zynqmp_pm_set_suspend_mode(u32 mode)
+{
+	return -ENODEV;
+}
 #endif
 
 #endif /* __FIRMWARE_ZYNQMP_H__ */
-- 
2.7.4