linux-kernel - [PATCH v4 09/25] firmware: xilinx: Remove eemi ops for clock set/get rate

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Message-Id: <1586459534-8997-10-git-send-email-jolly.shah@xilinx.com>
Date:   Thu,  9 Apr 2020 12:11:58 -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 09/25] firmware: xilinx: Remove eemi ops for clock set/get rate

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

Use direct function call instead of eemi ops for clock set/get rate.

Signed-off-by: Rajan Vaja <rajan.vaja@...inx.com>
Signed-off-by: Jolly Shah <jolly.shah@...inx.com>
---
 drivers/firmware/xilinx/zynqmp.c     |  8 ++++----
 include/linux/firmware/xlnx-zynqmp.h | 12 ++++++++++--
 2 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c
index 5782b5c..8462201 100644
--- a/drivers/firmware/xilinx/zynqmp.c
+++ b/drivers/firmware/xilinx/zynqmp.c
@@ -444,13 +444,14 @@ EXPORT_SYMBOL_GPL(zynqmp_pm_clock_getdivider);
  *
  * Return: Returns status, either success or error+reason
  */
-static int zynqmp_pm_clock_setrate(u32 clock_id, u64 rate)
+int zynqmp_pm_clock_setrate(u32 clock_id, u64 rate)
 {
 	return zynqmp_pm_invoke_fn(PM_CLOCK_SETRATE, clock_id,
 				   lower_32_bits(rate),
 				   upper_32_bits(rate),
 				   0, NULL);
 }
+EXPORT_SYMBOL_GPL(zynqmp_pm_clock_setrate);
 
 /**
  * zynqmp_pm_clock_getrate() - Get the clock rate for given id
@@ -462,7 +463,7 @@ static int zynqmp_pm_clock_setrate(u32 clock_id, u64 rate)
  *
  * Return: Returns status, either success or error+reason
  */
-static int zynqmp_pm_clock_getrate(u32 clock_id, u64 *rate)
+int zynqmp_pm_clock_getrate(u32 clock_id, u64 *rate)
 {
 	u32 ret_payload[PAYLOAD_ARG_CNT];
 	int ret;
@@ -473,6 +474,7 @@ static int zynqmp_pm_clock_getrate(u32 clock_id, u64 *rate)
 
 	return ret;
 }
+EXPORT_SYMBOL_GPL(zynqmp_pm_clock_getrate);
 
 /**
  * zynqmp_pm_clock_setparent() - Set the clock parent for given id
@@ -742,8 +744,6 @@ static int zynqmp_pm_aes_engine(const u64 address, u32 *out)
 }
 
 static const struct zynqmp_eemi_ops eemi_ops = {
-	.clock_setrate = zynqmp_pm_clock_setrate,
-	.clock_getrate = zynqmp_pm_clock_getrate,
 	.clock_setparent = zynqmp_pm_clock_setparent,
 	.clock_getparent = zynqmp_pm_clock_getparent,
 	.ioctl = zynqmp_pm_ioctl,
diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h
index 3bda22f..a71f52c 100644
--- a/include/linux/firmware/xlnx-zynqmp.h
+++ b/include/linux/firmware/xlnx-zynqmp.h
@@ -296,8 +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 (*clock_setrate)(u32 clock_id, u64 rate);
-	int (*clock_getrate)(u32 clock_id, u64 *rate);
 	int (*clock_setparent)(u32 clock_id, u32 parent_id);
 	int (*clock_getparent)(u32 clock_id, u32 *parent_id);
 	int (*ioctl)(u32 node_id, u32 ioctl_id, u32 arg1, u32 arg2, u32 *out);
@@ -331,6 +329,8 @@ int zynqmp_pm_clock_disable(u32 clock_id);
 int zynqmp_pm_clock_getstate(u32 clock_id, u32 *state);
 int zynqmp_pm_clock_setdivider(u32 clock_id, u32 divider);
 int zynqmp_pm_clock_getdivider(u32 clock_id, u32 *divider);
+int zynqmp_pm_clock_setrate(u32 clock_id, u64 rate);
+int zynqmp_pm_clock_getrate(u32 clock_id, u64 *rate);
 #else
 static inline struct zynqmp_eemi_ops *zynqmp_pm_get_eemi_ops(void)
 {
@@ -369,6 +369,14 @@ static inline int zynqmp_pm_clock_getdivider(u32 clock_id, u32 *divider)
 {
 	return -ENODEV;
 }
+static inline int zynqmp_pm_clock_setrate(u32 clock_id, u64 rate)
+{
+	return -ENODEV;
+}
+static inline int zynqmp_pm_clock_getrate(u32 clock_id, u64 *rate)
+{
+	return -ENODEV;
+}
 #endif
 
 #endif /* __FIRMWARE_ZYNQMP_H__ */
-- 
2.7.4