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authorLinus Torvalds <torvalds@linux-foundation.org>2026-08-19 10:09:22 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2026-08-19 10:09:22 -0700
commitf4cdf7ca9a1fdcca413157df19753f388a5a224e (patch)
tree60a31895b2446cd7fa27514e8c2843534a0de0da /net/ethtool/phc_vclocks.c
downloadlinux-stable-f4cdf7ca9a1fdcca413157df19753f388a5a224e.tar.gz
linux-stable-f4cdf7ca9a1fdcca413157df19753f388a5a224e.zip
Merge tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-mediagrafted
Pull media updates from Mauro Carvalho Chehab: - v4l2-core: added ISP statistics support and per-block validation - v4l2-core: Allow unknown HDR10 white point and luminance - New camera sensors: Sony IMX678 and IMX471m, Himax HM1092 IR sensor - New codec: Milos: VPU v2.0 codec support - isp driver: gained support for Dreamchip RPPX1 ISP framework - vsp1 driver: gained support for RZ/T2H and RZ/N2H - Novalake driver: gained CVS support for new NVL hardware - dvb-core: fix feed leak on failed DMX_ADD_PID - several driver fixes, cleanups and minor improvements * tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (308 commits) media: ipu-bridge: check all DMI entries when overriding sensor rotation media: v4l2-async: avoid deleting unlinked ASC entry on link error media: rzg2l-cru: Align bytesperline to hardware DMA stride requirement media: intel/ipu6: fix async notifier cleanup leak on parse error media: staging/ipu7: fix async notifier UAF on probe error path media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path media: amd: isp4: release partial allocations in isp4if_alloc_fw_gpumem() media: rcar-isp: Fix VSPX reference leaks media: rcar-isp: Release ISPCORE resources media: i2c: imx415: Release runtime PM reference on VBLANK error media: i2c: imx415: Return test pattern write errors media: renesas: vsp1: Declare index variables in for loop statement media: renesas: vsp1: Make reset control optional to support platforms without a reset line media: dt-bindings: media: renesas,vsp1: Document RZ/T2H and RZ/N2H SoCs media: dt-bindings: media: renesas,fcp: Document RZ/T2H and RZ/N2H SoCs media: nxp: imx8-isi: Add additional 32-bit RGB format support media: nxp: imx8-isi: Add 16-bit raw Bayer format support media: nxp: imx8-isi: Implement per-stream reference counting for multiplexed streams media: nxp: imx8-isi: Use BIT_ULL() for 64-bit stream masks media: nxp: imx8-isi: Correct color map between V4L2 and ISI ...
Diffstat (limited to 'net/ethtool/phc_vclocks.c')
-rw-r--r--net/ethtool/phc_vclocks.c94
1 files changed, 94 insertions, 0 deletions
diff --git a/net/ethtool/phc_vclocks.c b/net/ethtool/phc_vclocks.c
new file mode 100644
index 000000000..15146e38a
--- /dev/null
+++ b/net/ethtool/phc_vclocks.c
@@ -0,0 +1,94 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright 2021 NXP
+ */
+#include "common.h"
+#include "netlink.h"
+
+struct phc_vclocks_req_info {
+ struct ethnl_req_info base;
+};
+
+struct phc_vclocks_reply_data {
+ struct ethnl_reply_data base;
+ int num;
+ int *index;
+};
+
+#define PHC_VCLOCKS_REPDATA(__reply_base) \
+ container_of(__reply_base, struct phc_vclocks_reply_data, base)
+
+const struct nla_policy ethnl_phc_vclocks_get_policy[] = {
+ [ETHTOOL_A_PHC_VCLOCKS_HEADER] = NLA_POLICY_NESTED(ethnl_header_policy),
+};
+
+static int phc_vclocks_prepare_data(const struct ethnl_req_info *req_base,
+ struct ethnl_reply_data *reply_base,
+ const struct genl_info *info)
+{
+ struct phc_vclocks_reply_data *data = PHC_VCLOCKS_REPDATA(reply_base);
+ struct net_device *dev = reply_base->dev;
+ int ret;
+
+ ret = ethnl_ops_begin(dev);
+ if (ret < 0)
+ return ret;
+ data->num = ethtool_get_phc_vclocks(dev, &data->index);
+ ethnl_ops_complete(dev);
+
+ return ret;
+}
+
+static int phc_vclocks_reply_size(const struct ethnl_req_info *req_base,
+ const struct ethnl_reply_data *reply_base)
+{
+ const struct phc_vclocks_reply_data *data =
+ PHC_VCLOCKS_REPDATA(reply_base);
+ int len = 0;
+
+ if (data->num > 0) {
+ len += nla_total_size(sizeof(u32));
+ len += nla_total_size(sizeof(s32) * data->num);
+ }
+
+ return len;
+}
+
+static int phc_vclocks_fill_reply(struct sk_buff *skb,
+ const struct ethnl_req_info *req_base,
+ const struct ethnl_reply_data *reply_base)
+{
+ const struct phc_vclocks_reply_data *data =
+ PHC_VCLOCKS_REPDATA(reply_base);
+
+ if (data->num <= 0)
+ return 0;
+
+ if (nla_put_u32(skb, ETHTOOL_A_PHC_VCLOCKS_NUM, data->num) ||
+ nla_put(skb, ETHTOOL_A_PHC_VCLOCKS_INDEX,
+ sizeof(s32) * data->num, data->index))
+ return -EMSGSIZE;
+
+ return 0;
+}
+
+static void phc_vclocks_cleanup_data(struct ethnl_reply_data *reply_base)
+{
+ const struct phc_vclocks_reply_data *data =
+ PHC_VCLOCKS_REPDATA(reply_base);
+
+ kfree(data->index);
+}
+
+const struct ethnl_request_ops ethnl_phc_vclocks_request_ops = {
+ .request_cmd = ETHTOOL_MSG_PHC_VCLOCKS_GET,
+ .reply_cmd = ETHTOOL_MSG_PHC_VCLOCKS_GET_REPLY,
+ .hdr_attr = ETHTOOL_A_PHC_VCLOCKS_HEADER,
+ .req_info_size = sizeof(struct phc_vclocks_req_info),
+ .reply_data_size = sizeof(struct phc_vclocks_reply_data),
+
+ .prepare_data = phc_vclocks_prepare_data,
+ .reply_size = phc_vclocks_reply_size,
+ .fill_reply = phc_vclocks_fill_reply,
+ .cleanup_data = phc_vclocks_cleanup_data,
+};