From: Jolly Shah <jolly.shah@xilinx.com>
To: <ard.biesheuvel@linaro.org>, <mingo@kernel.org>,
<gregkh@linuxfoundation.org>, <matt@codeblueprint.co.uk>,
<sudeep.holla@arm.com>, <hkallweit1@gmail.com>,
<keescook@chromium.org>, <dmitry.torokhov@gmail.com>,
<mturquette@baylibre.com>, <sboyd@codeaurora.org>,
<michal.simek@xilinx.com>, <robh+dt@kernel.org>,
<mark.rutland@arm.com>, <linux-clk@vger.kernel.org>
Cc: <rajanv@xilinx.com>, <linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
Jolly Shah <jollys@xilinx.com>
Subject: [PATCH v7 07/10] firmware: xilinx: Add debugfs for IOCTL API
Date: Wed, 30 May 2018 13:55:22 -0700 [thread overview]
Message-ID: <1527713725-1086-8-git-send-email-jollys@xilinx.com> (raw)
In-Reply-To: <1527713725-1086-1-git-send-email-jollys@xilinx.com>
From: Rajan Vaja <rajanv@xilinx.com>
Add debugfs file to set/get IOCTL using debugfs interface.
Signed-off-by: Rajan Vaja <rajanv@xilinx.com>
Signed-off-by: Jolly Shah <jollys@xilinx.com>
---
drivers/firmware/xilinx/zynqmp-debug.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/drivers/firmware/xilinx/zynqmp-debug.c b/drivers/firmware/xilinx/zynqmp-debug.c
index 4800366..148dbff 100644
--- a/drivers/firmware/xilinx/zynqmp-debug.c
+++ b/drivers/firmware/xilinx/zynqmp-debug.c
@@ -32,6 +32,7 @@ static char debugfs_buf[PAGE_SIZE];
#define PM_API(id) {id, #id, strlen(#id)}
static struct pm_api_info pm_api_list[] = {
PM_API(PM_GET_API_VERSION),
+ PM_API(PM_IOCTL),
};
/**
@@ -95,6 +96,15 @@ static int process_api_request(u32 pm_id, u64 *pm_api_arg, u32 *pm_api_ret)
sprintf(debugfs_buf, "PM-API Version = %d.%d\n",
pm_api_version >> 16, pm_api_version & 0xffff);
break;
+ case PM_IOCTL:
+ ret = eemi_ops->ioctl(pm_api_arg[0], pm_api_arg[1],
+ pm_api_arg[2], pm_api_arg[3],
+ &pm_api_ret[0]);
+ if (!ret && (pm_api_arg[1] == IOCTL_GET_PLL_FRAC_MODE ||
+ pm_api_arg[1] == IOCTL_GET_PLL_FRAC_DATA))
+ sprintf(debugfs_buf, "IOCTL return value: %u\n",
+ pm_api_ret[1]);
+ break;
default:
sprintf(debugfs_buf, "Unsupported PM-API request\n");
ret = -EINVAL;
--
2.7.4
next prev parent reply other threads:[~2018-05-30 20:56 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-30 20:55 [PATCH v7 00/10] drivers: Introduce firmware dnd clock river for ZynqMP core Jolly Shah
2018-05-30 20:55 ` [PATCH v7 01/10] dt-bindings: firmware: Add bindings for ZynqMP firmware Jolly Shah
2018-05-30 20:55 ` [PATCH v7 02/10] firmware: xilinx: Add Zynqmp firmware driver Jolly Shah
2018-05-30 20:55 ` [PATCH v7 03/10] firmware: xilinx: Add zynqmp IOCTL API for device control Jolly Shah
2018-05-30 20:55 ` [PATCH v7 04/10] firmware: xilinx: Add query data API Jolly Shah
2018-05-30 20:55 ` [PATCH v7 05/10] firmware: xilinx: Add clock APIs Jolly Shah
2018-05-30 20:55 ` [PATCH v7 06/10] firmware: xilinx: Add debugfs interface Jolly Shah
2018-05-30 20:55 ` Jolly Shah [this message]
2018-05-30 20:55 ` [PATCH v7 08/10] firmware: xilinx: Add debugfs for query data API Jolly Shah
2018-05-30 20:55 ` [PATCH v7 09/10] dt-bindings: clock: Add bindings for ZynqMP clock driver Jolly Shah
2018-05-30 20:55 ` [PATCH v7 10/10] drivers: clk: Add " Jolly Shah
2018-05-30 21:17 ` Randy Dunlap
2018-06-14 18:30 ` Jolly Shah
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