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* [PATCH AUTOSEL 6.12 187/486] media: c8sectpfe: Call of_node_put(i2c_bus) only once in c8sectpfe_probe()
       [not found] <20250505223922.2682012-1-sashal@kernel.org>
@ 2025-05-05 22:34 ` Sasha Levin
  2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 192/486] drm/gem: Test for imported GEM buffers with helper Sasha Levin
                   ` (12 subsequent siblings)
  13 siblings, 0 replies; 14+ messages in thread
From: Sasha Levin @ 2025-05-05 22:34 UTC (permalink / raw)
  To: linux-kernel, stable
  Cc: Markus Elfring, Hans Verkuil, Sasha Levin, patrice.chotard,
	mchehab, linux-arm-kernel, linux-media

From: Markus Elfring <elfring@users.sourceforge.net>

[ Upstream commit b773530a34df0687020520015057075f8b7b4ac4 ]

An of_node_put(i2c_bus) call was immediately used after a pointer check
for an of_find_i2c_adapter_by_node() call in this function implementation.
Thus call such a function only once instead directly before the check.

This issue was transformed by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.c b/drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.c
index 67d3d6e50d2e2..ed3a107965cc9 100644
--- a/drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.c
+++ b/drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.c
@@ -797,13 +797,12 @@ static int c8sectpfe_probe(struct platform_device *pdev)
 		}
 		tsin->i2c_adapter =
 			of_find_i2c_adapter_by_node(i2c_bus);
+		of_node_put(i2c_bus);
 		if (!tsin->i2c_adapter) {
 			dev_err(&pdev->dev, "No i2c adapter found\n");
-			of_node_put(i2c_bus);
 			ret = -ENODEV;
 			goto err_node_put;
 		}
-		of_node_put(i2c_bus);
 
 		/* Acquire reset GPIO and activate it */
 		tsin->rst_gpio = devm_fwnode_gpiod_get(dev,
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH AUTOSEL 6.12 192/486] drm/gem: Test for imported GEM buffers with helper
       [not found] <20250505223922.2682012-1-sashal@kernel.org>
  2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 187/486] media: c8sectpfe: Call of_node_put(i2c_bus) only once in c8sectpfe_probe() Sasha Levin
@ 2025-05-05 22:34 ` Sasha Levin
  2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 203/486] media: cx231xx: set device_caps for 417 Sasha Levin
                   ` (11 subsequent siblings)
  13 siblings, 0 replies; 14+ messages in thread
From: Sasha Levin @ 2025-05-05 22:34 UTC (permalink / raw)
  To: linux-kernel, stable
  Cc: Thomas Zimmermann, Anusha Srivatsa, Christian König,
	Sasha Levin, maarten.lankhorst, mripard, airlied, simona,
	sumit.semwal, dri-devel, linux-media, linaro-mm-sig

From: Thomas Zimmermann <tzimmermann@suse.de>

[ Upstream commit b57aa47d39e94dc47403a745e2024664e544078c ]

Add drm_gem_is_imported() that tests if a GEM object's buffer has
been imported. Update the GEM code accordingly.

GEM code usually tests for imports if import_attach has been set
in struct drm_gem_object. But attaching a dma-buf on import requires
a DMA-capable importer device, which is not the case for many serial
busses like USB or I2C. The new helper tests if a GEM object's dma-buf
has been created from the GEM object.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Anusha Srivatsa <asrivats@redhat.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250226172457.217725-2-tzimmermann@suse.de
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/drm_gem.c |  4 ++--
 include/drm/drm_gem.h     | 14 ++++++++++++++
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index 149b8e25da5bb..426d0867882df 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -322,7 +322,7 @@ int drm_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev,
 		return -ENOENT;
 
 	/* Don't allow imported objects to be mapped */
-	if (obj->import_attach) {
+	if (drm_gem_is_imported(obj)) {
 		ret = -EINVAL;
 		goto out;
 	}
@@ -1152,7 +1152,7 @@ void drm_gem_print_info(struct drm_printer *p, unsigned int indent,
 			  drm_vma_node_start(&obj->vma_node));
 	drm_printf_indent(p, indent, "size=%zu\n", obj->size);
 	drm_printf_indent(p, indent, "imported=%s\n",
-			  str_yes_no(obj->import_attach));
+			  str_yes_no(drm_gem_is_imported(obj)));
 
 	if (obj->funcs->print_info)
 		obj->funcs->print_info(p, indent, obj);
diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h
index d8b86df2ec0da..70c0f8c83629d 100644
--- a/include/drm/drm_gem.h
+++ b/include/drm/drm_gem.h
@@ -35,6 +35,7 @@
  */
 
 #include <linux/kref.h>
+#include <linux/dma-buf.h>
 #include <linux/dma-resv.h>
 #include <linux/list.h>
 #include <linux/mutex.h>
@@ -570,6 +571,19 @@ static inline bool drm_gem_object_is_shared_for_memory_stats(struct drm_gem_obje
 	return (obj->handle_count > 1) || obj->dma_buf;
 }
 
+/**
+ * drm_gem_is_imported() - Tests if GEM object's buffer has been imported
+ * @obj: the GEM object
+ *
+ * Returns:
+ * True if the GEM object's buffer has been imported, false otherwise
+ */
+static inline bool drm_gem_is_imported(const struct drm_gem_object *obj)
+{
+	/* The dma-buf's priv field points to the original GEM object. */
+	return obj->dma_buf && (obj->dma_buf->priv != obj);
+}
+
 #ifdef CONFIG_LOCKDEP
 /**
  * drm_gem_gpuva_set_lock() - Set the lock protecting accesses to the gpuva list.
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH AUTOSEL 6.12 203/486] media: cx231xx: set device_caps for 417
       [not found] <20250505223922.2682012-1-sashal@kernel.org>
  2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 187/486] media: c8sectpfe: Call of_node_put(i2c_bus) only once in c8sectpfe_probe() Sasha Levin
  2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 192/486] drm/gem: Test for imported GEM buffers with helper Sasha Levin
@ 2025-05-05 22:34 ` Sasha Levin
  2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 211/486] media: imx335: Set vblank immediately Sasha Levin
                   ` (10 subsequent siblings)
  13 siblings, 0 replies; 14+ messages in thread
From: Sasha Levin @ 2025-05-05 22:34 UTC (permalink / raw)
  To: linux-kernel, stable
  Cc: Hans Verkuil, Mauro Carvalho Chehab, Sasha Levin, mchehab,
	christophe.jaillet, ribalda, linux-media

From: Hans Verkuil <hverkuil@xs4all.nl>

[ Upstream commit a79efc44b51432490538a55b9753a721f7d3ea42 ]

The video_device for the MPEG encoder did not set device_caps.

Add this, otherwise the video device can't be registered (you get a
WARN_ON instead).

Not seen before since currently 417 support is disabled, but I found
this while experimenting with it.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/usb/cx231xx/cx231xx-417.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/media/usb/cx231xx/cx231xx-417.c b/drivers/media/usb/cx231xx/cx231xx-417.c
index abb967c8bd352..6cb130eb32d58 100644
--- a/drivers/media/usb/cx231xx/cx231xx-417.c
+++ b/drivers/media/usb/cx231xx/cx231xx-417.c
@@ -1722,6 +1722,8 @@ static void cx231xx_video_dev_init(
 	vfd->lock = &dev->lock;
 	vfd->release = video_device_release_empty;
 	vfd->ctrl_handler = &dev->mpeg_ctrl_handler.hdl;
+	vfd->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING |
+			   V4L2_CAP_VIDEO_CAPTURE;
 	video_set_drvdata(vfd, dev);
 	if (dev->tuner_type == TUNER_ABSENT) {
 		v4l2_disable_ioctl(vfd, VIDIOC_G_FREQUENCY);
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH AUTOSEL 6.12 211/486] media: imx335: Set vblank immediately
       [not found] <20250505223922.2682012-1-sashal@kernel.org>
                   ` (2 preceding siblings ...)
  2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 203/486] media: cx231xx: set device_caps for 417 Sasha Levin
@ 2025-05-05 22:34 ` Sasha Levin
  2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 220/486] media: uvcvideo: Add sanity check to uvc_ioctl_xu_ctrl_map Sasha Levin
                   ` (9 subsequent siblings)
  13 siblings, 0 replies; 14+ messages in thread
From: Sasha Levin @ 2025-05-05 22:34 UTC (permalink / raw)
  To: linux-kernel, stable
  Cc: Paul Elder, Kieran Bingham, Sakari Ailus, Hans Verkuil,
	Sasha Levin, mchehab, linux-media

From: Paul Elder <paul.elder@ideasonboard.com>

[ Upstream commit c0aa40f45fef80b4182704d1bc089cbf8ae8bed0 ]

When the vblank v4l2 control is set, it does not get written to the
hardware unless exposure is also changed. Change the behavior such that
the vblank is written immediately when the control is set, as setting
the vblank without changing the exposure is a valid use case (such as
for changing the frame rate).

Signed-off-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/i2c/imx335.c | 21 +++++++++++++++------
 1 file changed, 15 insertions(+), 6 deletions(-)

diff --git a/drivers/media/i2c/imx335.c b/drivers/media/i2c/imx335.c
index fcfd1d851bd4a..0beb80b8c4581 100644
--- a/drivers/media/i2c/imx335.c
+++ b/drivers/media/i2c/imx335.c
@@ -559,12 +559,14 @@ static int imx335_set_ctrl(struct v4l2_ctrl *ctrl)
 			imx335->vblank,
 			imx335->vblank + imx335->cur_mode->height);
 
-		return __v4l2_ctrl_modify_range(imx335->exp_ctrl,
-						IMX335_EXPOSURE_MIN,
-						imx335->vblank +
-						imx335->cur_mode->height -
-						IMX335_EXPOSURE_OFFSET,
-						1, IMX335_EXPOSURE_DEFAULT);
+		ret = __v4l2_ctrl_modify_range(imx335->exp_ctrl,
+					       IMX335_EXPOSURE_MIN,
+					       imx335->vblank +
+					       imx335->cur_mode->height -
+					       IMX335_EXPOSURE_OFFSET,
+					       1, IMX335_EXPOSURE_DEFAULT);
+		if (ret)
+			return ret;
 	}
 
 	/*
@@ -575,6 +577,13 @@ static int imx335_set_ctrl(struct v4l2_ctrl *ctrl)
 		return 0;
 
 	switch (ctrl->id) {
+	case V4L2_CID_VBLANK:
+		exposure = imx335->exp_ctrl->val;
+		analog_gain = imx335->again_ctrl->val;
+
+		ret = imx335_update_exp_gain(imx335, exposure, analog_gain);
+
+		break;
 	case V4L2_CID_EXPOSURE:
 		exposure = ctrl->val;
 		analog_gain = imx335->again_ctrl->val;
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH AUTOSEL 6.12 220/486] media: uvcvideo: Add sanity check to uvc_ioctl_xu_ctrl_map
       [not found] <20250505223922.2682012-1-sashal@kernel.org>
                   ` (3 preceding siblings ...)
  2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 211/486] media: imx335: Set vblank immediately Sasha Levin
@ 2025-05-05 22:34 ` Sasha Levin
  2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 221/486] media: uvcvideo: Handle uvc menu translation inside uvc_get_le_value Sasha Levin
                   ` (8 subsequent siblings)
  13 siblings, 0 replies; 14+ messages in thread
From: Sasha Levin @ 2025-05-05 22:34 UTC (permalink / raw)
  To: linux-kernel, stable
  Cc: Ricardo Ribalda, Yunke Cao, Hans de Goede, Hans Verkuil,
	Sasha Levin, laurent.pinchart, mchehab, linux-media

From: Ricardo Ribalda <ribalda@chromium.org>

[ Upstream commit 990262fdfce24d6055df9711424343d94d829e6a ]

Do not process unknown data types.

Tested-by: Yunke Cao <yunkec@google.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Link: https://lore.kernel.org/r/20250203-uvc-roi-v17-15-5900a9fed613@chromium.org
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/usb/uvc/uvc_v4l2.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c
index 7bcd706281daf..cb7d9fb589fca 100644
--- a/drivers/media/usb/uvc/uvc_v4l2.c
+++ b/drivers/media/usb/uvc/uvc_v4l2.c
@@ -106,6 +106,12 @@ static int uvc_ioctl_xu_ctrl_map(struct uvc_video_chain *chain,
 	struct uvc_control_mapping *map;
 	int ret;
 
+	if (xmap->data_type > UVC_CTRL_DATA_TYPE_BITMASK) {
+		uvc_dbg(chain->dev, CONTROL,
+			"Unsupported UVC data type %u\n", xmap->data_type);
+		return -EINVAL;
+	}
+
 	map = kzalloc(sizeof(*map), GFP_KERNEL);
 	if (map == NULL)
 		return -ENOMEM;
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH AUTOSEL 6.12 221/486] media: uvcvideo: Handle uvc menu translation inside uvc_get_le_value
       [not found] <20250505223922.2682012-1-sashal@kernel.org>
                   ` (4 preceding siblings ...)
  2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 220/486] media: uvcvideo: Add sanity check to uvc_ioctl_xu_ctrl_map Sasha Levin
@ 2025-05-05 22:34 ` Sasha Levin
  2025-05-05 22:35 ` [PATCH AUTOSEL 6.12 261/486] media: adv7180: Disable test-pattern control on adv7180 Sasha Levin
                   ` (7 subsequent siblings)
  13 siblings, 0 replies; 14+ messages in thread
From: Sasha Levin @ 2025-05-05 22:34 UTC (permalink / raw)
  To: linux-kernel, stable
  Cc: Ricardo Ribalda, Hans de Goede, Yunke Cao, Hans Verkuil,
	Sasha Levin, laurent.pinchart, mchehab, linux-media

From: Ricardo Ribalda <ribalda@chromium.org>

[ Upstream commit 9109a0b4cb10fd681e9c6e9a4497a6fec5b91c39 ]

map->get() gets a value from an uvc_control in "UVC format" and converts
it to a value that can be consumed by v4l2.

Instead of using a special get function for V4L2_CTRL_TYPE_MENU, we
were converting from uvc_get_le_value in two different places.

Move the conversion to uvc_get_le_value().

Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Tested-by: Yunke Cao <yunkec@google.com>
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Link: https://lore.kernel.org/r/20250203-uvc-roi-v17-4-5900a9fed613@chromium.org
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/usb/uvc/uvc_ctrl.c | 77 +++++++++++++-------------------
 1 file changed, 32 insertions(+), 45 deletions(-)

diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c
index 4837d8df9c038..58d1bc80253e8 100644
--- a/drivers/media/usb/uvc/uvc_ctrl.c
+++ b/drivers/media/usb/uvc/uvc_ctrl.c
@@ -862,6 +862,25 @@ static inline void uvc_clear_bit(u8 *data, int bit)
 	data[bit >> 3] &= ~(1 << (bit & 7));
 }
 
+static s32 uvc_menu_to_v4l2_menu(struct uvc_control_mapping *mapping, s32 val)
+{
+	unsigned int i;
+
+	for (i = 0; BIT(i) <= mapping->menu_mask; ++i) {
+		u32 menu_value;
+
+		if (!test_bit(i, &mapping->menu_mask))
+			continue;
+
+		menu_value = uvc_mapping_get_menu_value(mapping, i);
+
+		if (menu_value == val)
+			return i;
+	}
+
+	return val;
+}
+
 /*
  * Extract the bit string specified by mapping->offset and mapping->size
  * from the little-endian data stored at 'data' and return the result as
@@ -896,6 +915,16 @@ static s32 uvc_get_le_value(struct uvc_control_mapping *mapping,
 	if (mapping->data_type == UVC_CTRL_DATA_TYPE_SIGNED)
 		value |= -(value & (1 << (mapping->size - 1)));
 
+	/* If it is a menu, convert from uvc to v4l2. */
+	if (mapping->v4l2_type != V4L2_CTRL_TYPE_MENU)
+		return value;
+
+	switch (query) {
+	case UVC_GET_CUR:
+	case UVC_GET_DEF:
+		return uvc_menu_to_v4l2_menu(mapping, value);
+	}
+
 	return value;
 }
 
@@ -1060,32 +1089,6 @@ static int uvc_ctrl_populate_cache(struct uvc_video_chain *chain,
 	return 0;
 }
 
-static s32 __uvc_ctrl_get_value(struct uvc_control_mapping *mapping,
-				const u8 *data)
-{
-	s32 value = mapping->get(mapping, UVC_GET_CUR, data);
-
-	if (mapping->v4l2_type == V4L2_CTRL_TYPE_MENU) {
-		unsigned int i;
-
-		for (i = 0; BIT(i) <= mapping->menu_mask; ++i) {
-			u32 menu_value;
-
-			if (!test_bit(i, &mapping->menu_mask))
-				continue;
-
-			menu_value = uvc_mapping_get_menu_value(mapping, i);
-
-			if (menu_value == value) {
-				value = i;
-				break;
-			}
-		}
-	}
-
-	return value;
-}
-
 static int __uvc_ctrl_load_cur(struct uvc_video_chain *chain,
 			       struct uvc_control *ctrl)
 {
@@ -1136,8 +1139,8 @@ static int __uvc_ctrl_get(struct uvc_video_chain *chain,
 	if (ret < 0)
 		return ret;
 
-	*value = __uvc_ctrl_get_value(mapping,
-				uvc_ctrl_data(ctrl, UVC_CTRL_DATA_CURRENT));
+	*value = mapping->get(mapping, UVC_GET_CUR,
+			      uvc_ctrl_data(ctrl, UVC_CTRL_DATA_CURRENT));
 
 	return 0;
 }
@@ -1287,7 +1290,6 @@ static int __uvc_query_v4l2_ctrl(struct uvc_video_chain *chain,
 {
 	struct uvc_control_mapping *master_map = NULL;
 	struct uvc_control *master_ctrl = NULL;
-	unsigned int i;
 
 	memset(v4l2_ctrl, 0, sizeof(*v4l2_ctrl));
 	v4l2_ctrl->id = mapping->id;
@@ -1330,21 +1332,6 @@ static int __uvc_query_v4l2_ctrl(struct uvc_video_chain *chain,
 		v4l2_ctrl->minimum = ffs(mapping->menu_mask) - 1;
 		v4l2_ctrl->maximum = fls(mapping->menu_mask) - 1;
 		v4l2_ctrl->step = 1;
-
-		for (i = 0; BIT(i) <= mapping->menu_mask; ++i) {
-			u32 menu_value;
-
-			if (!test_bit(i, &mapping->menu_mask))
-				continue;
-
-			menu_value = uvc_mapping_get_menu_value(mapping, i);
-
-			if (menu_value == v4l2_ctrl->default_value) {
-				v4l2_ctrl->default_value = i;
-				break;
-			}
-		}
-
 		return 0;
 
 	case V4L2_CTRL_TYPE_BOOLEAN:
@@ -1627,7 +1614,7 @@ void uvc_ctrl_status_event(struct uvc_video_chain *chain,
 		uvc_ctrl_set_handle(handle, ctrl, NULL);
 
 	list_for_each_entry(mapping, &ctrl->info.mappings, list) {
-		s32 value = __uvc_ctrl_get_value(mapping, data);
+		s32 value = mapping->get(mapping, UVC_GET_CUR, data);
 
 		/*
 		 * handle may be NULL here if the device sends auto-update
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH AUTOSEL 6.12 261/486] media: adv7180: Disable test-pattern control on adv7180
       [not found] <20250505223922.2682012-1-sashal@kernel.org>
                   ` (5 preceding siblings ...)
  2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 221/486] media: uvcvideo: Handle uvc menu translation inside uvc_get_le_value Sasha Levin
@ 2025-05-05 22:35 ` Sasha Levin
  2025-05-05 22:35 ` [PATCH AUTOSEL 6.12 262/486] media: tc358746: improve calculation of the D-PHY timing registers Sasha Levin
                   ` (6 subsequent siblings)
  13 siblings, 0 replies; 14+ messages in thread
From: Sasha Levin @ 2025-05-05 22:35 UTC (permalink / raw)
  To: linux-kernel, stable
  Cc: Niklas Söderlund, Hans Verkuil, Sasha Levin, lars, mchehab,
	linux-media

From: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>

[ Upstream commit a980bc5f56b0292336e408f657f79e574e8067c0 ]

The register that enables selecting a test-pattern to be outputted in
free-run mode (FREE_RUN_PAT_SEL[2:0]) is only available on adv7280 based
devices, not the adv7180 based ones.

Add a flag to mark devices that are capable of generating test-patterns,
and those that are not. And only register the control on supported
devices.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/i2c/adv7180.c | 34 ++++++++++++++++++++++------------
 1 file changed, 22 insertions(+), 12 deletions(-)

diff --git a/drivers/media/i2c/adv7180.c b/drivers/media/i2c/adv7180.c
index 819ff9f7c90fe..2a20a4fad796c 100644
--- a/drivers/media/i2c/adv7180.c
+++ b/drivers/media/i2c/adv7180.c
@@ -195,6 +195,7 @@ struct adv7180_state;
 #define ADV7180_FLAG_V2			BIT(1)
 #define ADV7180_FLAG_MIPI_CSI2		BIT(2)
 #define ADV7180_FLAG_I2P		BIT(3)
+#define ADV7180_FLAG_TEST_PATTERN	BIT(4)
 
 struct adv7180_chip_info {
 	unsigned int flags;
@@ -682,11 +683,15 @@ static int adv7180_init_controls(struct adv7180_state *state)
 			  ADV7180_HUE_MAX, 1, ADV7180_HUE_DEF);
 	v4l2_ctrl_new_custom(&state->ctrl_hdl, &adv7180_ctrl_fast_switch, NULL);
 
-	v4l2_ctrl_new_std_menu_items(&state->ctrl_hdl, &adv7180_ctrl_ops,
-				      V4L2_CID_TEST_PATTERN,
-				      ARRAY_SIZE(test_pattern_menu) - 1,
-				      0, ARRAY_SIZE(test_pattern_menu) - 1,
-				      test_pattern_menu);
+	if (state->chip_info->flags & ADV7180_FLAG_TEST_PATTERN) {
+		v4l2_ctrl_new_std_menu_items(&state->ctrl_hdl,
+					     &adv7180_ctrl_ops,
+					     V4L2_CID_TEST_PATTERN,
+					     ARRAY_SIZE(test_pattern_menu) - 1,
+					     0,
+					     ARRAY_SIZE(test_pattern_menu) - 1,
+					     test_pattern_menu);
+	}
 
 	state->sd.ctrl_handler = &state->ctrl_hdl;
 	if (state->ctrl_hdl.error) {
@@ -1221,7 +1226,7 @@ static const struct adv7180_chip_info adv7182_info = {
 };
 
 static const struct adv7180_chip_info adv7280_info = {
-	.flags = ADV7180_FLAG_V2 | ADV7180_FLAG_I2P,
+	.flags = ADV7180_FLAG_V2 | ADV7180_FLAG_I2P | ADV7180_FLAG_TEST_PATTERN,
 	.valid_input_mask = BIT(ADV7182_INPUT_CVBS_AIN1) |
 		BIT(ADV7182_INPUT_CVBS_AIN2) |
 		BIT(ADV7182_INPUT_CVBS_AIN3) |
@@ -1235,7 +1240,8 @@ static const struct adv7180_chip_info adv7280_info = {
 };
 
 static const struct adv7180_chip_info adv7280_m_info = {
-	.flags = ADV7180_FLAG_V2 | ADV7180_FLAG_MIPI_CSI2 | ADV7180_FLAG_I2P,
+	.flags = ADV7180_FLAG_V2 | ADV7180_FLAG_MIPI_CSI2 | ADV7180_FLAG_I2P |
+		ADV7180_FLAG_TEST_PATTERN,
 	.valid_input_mask = BIT(ADV7182_INPUT_CVBS_AIN1) |
 		BIT(ADV7182_INPUT_CVBS_AIN2) |
 		BIT(ADV7182_INPUT_CVBS_AIN3) |
@@ -1256,7 +1262,8 @@ static const struct adv7180_chip_info adv7280_m_info = {
 };
 
 static const struct adv7180_chip_info adv7281_info = {
-	.flags = ADV7180_FLAG_V2 | ADV7180_FLAG_MIPI_CSI2,
+	.flags = ADV7180_FLAG_V2 | ADV7180_FLAG_MIPI_CSI2 |
+		ADV7180_FLAG_TEST_PATTERN,
 	.valid_input_mask = BIT(ADV7182_INPUT_CVBS_AIN1) |
 		BIT(ADV7182_INPUT_CVBS_AIN2) |
 		BIT(ADV7182_INPUT_CVBS_AIN7) |
@@ -1271,7 +1278,8 @@ static const struct adv7180_chip_info adv7281_info = {
 };
 
 static const struct adv7180_chip_info adv7281_m_info = {
-	.flags = ADV7180_FLAG_V2 | ADV7180_FLAG_MIPI_CSI2,
+	.flags = ADV7180_FLAG_V2 | ADV7180_FLAG_MIPI_CSI2 |
+		ADV7180_FLAG_TEST_PATTERN,
 	.valid_input_mask = BIT(ADV7182_INPUT_CVBS_AIN1) |
 		BIT(ADV7182_INPUT_CVBS_AIN2) |
 		BIT(ADV7182_INPUT_CVBS_AIN3) |
@@ -1291,7 +1299,8 @@ static const struct adv7180_chip_info adv7281_m_info = {
 };
 
 static const struct adv7180_chip_info adv7281_ma_info = {
-	.flags = ADV7180_FLAG_V2 | ADV7180_FLAG_MIPI_CSI2,
+	.flags = ADV7180_FLAG_V2 | ADV7180_FLAG_MIPI_CSI2 |
+		ADV7180_FLAG_TEST_PATTERN,
 	.valid_input_mask = BIT(ADV7182_INPUT_CVBS_AIN1) |
 		BIT(ADV7182_INPUT_CVBS_AIN2) |
 		BIT(ADV7182_INPUT_CVBS_AIN3) |
@@ -1316,7 +1325,7 @@ static const struct adv7180_chip_info adv7281_ma_info = {
 };
 
 static const struct adv7180_chip_info adv7282_info = {
-	.flags = ADV7180_FLAG_V2 | ADV7180_FLAG_I2P,
+	.flags = ADV7180_FLAG_V2 | ADV7180_FLAG_I2P | ADV7180_FLAG_TEST_PATTERN,
 	.valid_input_mask = BIT(ADV7182_INPUT_CVBS_AIN1) |
 		BIT(ADV7182_INPUT_CVBS_AIN2) |
 		BIT(ADV7182_INPUT_CVBS_AIN7) |
@@ -1331,7 +1340,8 @@ static const struct adv7180_chip_info adv7282_info = {
 };
 
 static const struct adv7180_chip_info adv7282_m_info = {
-	.flags = ADV7180_FLAG_V2 | ADV7180_FLAG_MIPI_CSI2 | ADV7180_FLAG_I2P,
+	.flags = ADV7180_FLAG_V2 | ADV7180_FLAG_MIPI_CSI2 | ADV7180_FLAG_I2P |
+		ADV7180_FLAG_TEST_PATTERN,
 	.valid_input_mask = BIT(ADV7182_INPUT_CVBS_AIN1) |
 		BIT(ADV7182_INPUT_CVBS_AIN2) |
 		BIT(ADV7182_INPUT_CVBS_AIN3) |
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH AUTOSEL 6.12 262/486] media: tc358746: improve calculation of the D-PHY timing registers
       [not found] <20250505223922.2682012-1-sashal@kernel.org>
                   ` (6 preceding siblings ...)
  2025-05-05 22:35 ` [PATCH AUTOSEL 6.12 261/486] media: adv7180: Disable test-pattern control on adv7180 Sasha Levin
@ 2025-05-05 22:35 ` Sasha Levin
  2025-05-05 22:35 ` [PATCH AUTOSEL 6.12 277/486] drm/amdgpu: remove all KFD fences from the BO on release Sasha Levin
                   ` (5 subsequent siblings)
  13 siblings, 0 replies; 14+ messages in thread
From: Sasha Levin @ 2025-05-05 22:35 UTC (permalink / raw)
  To: linux-kernel, stable
  Cc: Matthias Fend, Marco Felsch, Hans Verkuil, Sasha Levin, mchehab,
	sakari.ailus, ribalda, linux-media

From: Matthias Fend <matthias.fend@emfend.at>

[ Upstream commit 78d7265e2e1ce349e7f3c6a085f2b66d7b73f4ca ]

When calculating D-PHY registers, using data rates that are not multiples
of 16 can lead to precision loss in division operations. This can result in
register values that produce timing violations against the MIPI standard.

An example:
cfg->hs_clk_rate = 294MHz
hf_clk = 18

If the desired value in cfg->init is 100us, which is the minimum allowed
value, then the LINEINITCNT register is calculated as 1799. But since the
actual clock is 18.375MHz instead of 18MHz, this setting results in a time
that is shorter than 100us and thus violates the standard. The correct
value for LINEINITCNT would be 1837.

Improve the precision of calculations by using Hz instead of MHz as unit.

Signed-off-by: Matthias Fend <matthias.fend@emfend.at>
Reviewed-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/i2c/tc358746.c | 19 +++++++------------
 1 file changed, 7 insertions(+), 12 deletions(-)

diff --git a/drivers/media/i2c/tc358746.c b/drivers/media/i2c/tc358746.c
index 389582420ba78..048a1a381b333 100644
--- a/drivers/media/i2c/tc358746.c
+++ b/drivers/media/i2c/tc358746.c
@@ -460,24 +460,20 @@ static int tc358746_apply_misc_config(struct tc358746 *tc358746)
 	return err;
 }
 
-/* Use MHz as base so the div needs no u64 */
-static u32 tc358746_cfg_to_cnt(unsigned int cfg_val,
-			       unsigned int clk_mhz,
-			       unsigned int time_base)
+static u32 tc358746_cfg_to_cnt(unsigned long cfg_val, unsigned long clk_hz,
+			       unsigned long long time_base)
 {
-	return DIV_ROUND_UP(cfg_val * clk_mhz, time_base);
+	return div64_u64((u64)cfg_val * clk_hz + time_base - 1, time_base);
 }
 
-static u32 tc358746_ps_to_cnt(unsigned int cfg_val,
-			      unsigned int clk_mhz)
+static u32 tc358746_ps_to_cnt(unsigned long cfg_val, unsigned long clk_hz)
 {
-	return tc358746_cfg_to_cnt(cfg_val, clk_mhz, USEC_PER_SEC);
+	return tc358746_cfg_to_cnt(cfg_val, clk_hz, PSEC_PER_SEC);
 }
 
-static u32 tc358746_us_to_cnt(unsigned int cfg_val,
-			      unsigned int clk_mhz)
+static u32 tc358746_us_to_cnt(unsigned long cfg_val, unsigned long clk_hz)
 {
-	return tc358746_cfg_to_cnt(cfg_val, clk_mhz, 1);
+	return tc358746_cfg_to_cnt(cfg_val, clk_hz, USEC_PER_SEC);
 }
 
 static int tc358746_apply_dphy_config(struct tc358746 *tc358746)
@@ -492,7 +488,6 @@ static int tc358746_apply_dphy_config(struct tc358746 *tc358746)
 
 	/* The hs_byte_clk is also called SYSCLK in the excel sheet */
 	hs_byte_clk = cfg->hs_clk_rate / 8;
-	hs_byte_clk /= HZ_PER_MHZ;
 	hf_clk = hs_byte_clk / 2;
 
 	val = tc358746_us_to_cnt(cfg->init, hf_clk) - 1;
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH AUTOSEL 6.12 277/486] drm/amdgpu: remove all KFD fences from the BO on release
       [not found] <20250505223922.2682012-1-sashal@kernel.org>
                   ` (7 preceding siblings ...)
  2025-05-05 22:35 ` [PATCH AUTOSEL 6.12 262/486] media: tc358746: improve calculation of the D-PHY timing registers Sasha Levin
@ 2025-05-05 22:35 ` Sasha Levin
  2025-05-05 22:36 ` [PATCH AUTOSEL 6.12 320/486] media: test-drivers: vivid: don't call schedule in loop Sasha Levin
                   ` (4 subsequent siblings)
  13 siblings, 0 replies; 14+ messages in thread
From: Sasha Levin @ 2025-05-05 22:35 UTC (permalink / raw)
  To: linux-kernel, stable
  Cc: Christian König, James Zhu, Felix Kuehling, Alex Deucher,
	Sasha Levin, Felix.Kuehling, airlied, simona, sumit.semwal,
	tvrtko.ursulin, Yunxiang.Li, lijo.lazar, pratap.nirujogi,
	Arunpravin.PaneerSelvam, pierre-eric.pelloux-prayer, amd-gfx,
	dri-devel, linux-media, linaro-mm-sig

From: Christian König <christian.koenig@amd.com>

[ Upstream commit cb0de06d1b0afb2d0c600ad748069f5ce27730ec ]

Remove all KFD BOs from the private dma_resv object.

This prevents the KFD from being evict unecessarily when an exported BO
is released.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Reviewed-and-tested-by: James Zhu <James.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h    |  5 +-
 .../gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c  | 52 ++++++++-----------
 drivers/gpu/drm/amd/amdgpu/amdgpu_object.c    | 38 ++++++++------
 3 files changed, 47 insertions(+), 48 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
index f9d1194484423..581fe1a48f376 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
@@ -192,7 +192,7 @@ int kfd_debugfs_kfd_mem_limits(struct seq_file *m, void *data);
 #if IS_ENABLED(CONFIG_HSA_AMD)
 bool amdkfd_fence_check_mm(struct dma_fence *f, struct mm_struct *mm);
 struct amdgpu_amdkfd_fence *to_amdgpu_amdkfd_fence(struct dma_fence *f);
-int amdgpu_amdkfd_remove_fence_on_pt_pd_bos(struct amdgpu_bo *bo);
+void amdgpu_amdkfd_remove_all_eviction_fences(struct amdgpu_bo *bo);
 int amdgpu_amdkfd_evict_userptr(struct mmu_interval_notifier *mni,
 				unsigned long cur_seq, struct kgd_mem *mem);
 int amdgpu_amdkfd_bo_validate_and_fence(struct amdgpu_bo *bo,
@@ -212,9 +212,8 @@ struct amdgpu_amdkfd_fence *to_amdgpu_amdkfd_fence(struct dma_fence *f)
 }
 
 static inline
-int amdgpu_amdkfd_remove_fence_on_pt_pd_bos(struct amdgpu_bo *bo)
+void amdgpu_amdkfd_remove_all_eviction_fences(struct amdgpu_bo *bo)
 {
-	return 0;
 }
 
 static inline
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index fa572ba7f9fc1..1465b3adacb0a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -370,40 +370,32 @@ static int amdgpu_amdkfd_remove_eviction_fence(struct amdgpu_bo *bo,
 	return 0;
 }
 
-int amdgpu_amdkfd_remove_fence_on_pt_pd_bos(struct amdgpu_bo *bo)
+/**
+ * amdgpu_amdkfd_remove_all_eviction_fences - Remove all eviction fences
+ * @bo: the BO where to remove the evictions fences from.
+ *
+ * This functions should only be used on release when all references to the BO
+ * are already dropped. We remove the eviction fence from the private copy of
+ * the dma_resv object here since that is what is used during release to
+ * determine of the BO is idle or not.
+ */
+void amdgpu_amdkfd_remove_all_eviction_fences(struct amdgpu_bo *bo)
 {
-	struct amdgpu_bo *root = bo;
-	struct amdgpu_vm_bo_base *vm_bo;
-	struct amdgpu_vm *vm;
-	struct amdkfd_process_info *info;
-	struct amdgpu_amdkfd_fence *ef;
-	int ret;
-
-	/* we can always get vm_bo from root PD bo.*/
-	while (root->parent)
-		root = root->parent;
+	struct dma_resv *resv = &bo->tbo.base._resv;
+	struct dma_fence *fence, *stub;
+	struct dma_resv_iter cursor;
 
-	vm_bo = root->vm_bo;
-	if (!vm_bo)
-		return 0;
+	dma_resv_assert_held(resv);
 
-	vm = vm_bo->vm;
-	if (!vm)
-		return 0;
-
-	info = vm->process_info;
-	if (!info || !info->eviction_fence)
-		return 0;
-
-	ef = container_of(dma_fence_get(&info->eviction_fence->base),
-			struct amdgpu_amdkfd_fence, base);
-
-	BUG_ON(!dma_resv_trylock(bo->tbo.base.resv));
-	ret = amdgpu_amdkfd_remove_eviction_fence(bo, ef);
-	dma_resv_unlock(bo->tbo.base.resv);
+	stub = dma_fence_get_stub();
+	dma_resv_for_each_fence(&cursor, resv, DMA_RESV_USAGE_BOOKKEEP, fence) {
+		if (!to_amdgpu_amdkfd_fence(fence))
+			continue;
 
-	dma_fence_put(&ef->base);
-	return ret;
+		dma_resv_replace_fences(resv, fence->context, stub,
+					DMA_RESV_USAGE_BOOKKEEP);
+	}
+	dma_fence_put(stub);
 }
 
 static int amdgpu_amdkfd_bo_validate(struct amdgpu_bo *bo, uint32_t domain,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 4c4bdc4f51b29..fc588ef598c09 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -1246,28 +1246,36 @@ void amdgpu_bo_release_notify(struct ttm_buffer_object *bo)
 	if (abo->kfd_bo)
 		amdgpu_amdkfd_release_notify(abo);
 
-	/* We only remove the fence if the resv has individualized. */
-	WARN_ON_ONCE(bo->type == ttm_bo_type_kernel
-			&& bo->base.resv != &bo->base._resv);
-	if (bo->base.resv == &bo->base._resv)
-		amdgpu_amdkfd_remove_fence_on_pt_pd_bos(abo);
+	/*
+	 * We lock the private dma_resv object here and since the BO is about to
+	 * be released nobody else should have a pointer to it.
+	 * So when this locking here fails something is wrong with the reference
+	 * counting.
+	 */
+	if (WARN_ON_ONCE(!dma_resv_trylock(&bo->base._resv)))
+		return;
+
+	amdgpu_amdkfd_remove_all_eviction_fences(abo);
 
 	if (!bo->resource || bo->resource->mem_type != TTM_PL_VRAM ||
 	    !(abo->flags & AMDGPU_GEM_CREATE_VRAM_WIPE_ON_RELEASE) ||
 	    adev->in_suspend || drm_dev_is_unplugged(adev_to_drm(adev)))
-		return;
+		goto out;
 
-	if (WARN_ON_ONCE(!dma_resv_trylock(bo->base.resv)))
-		return;
+	r = dma_resv_reserve_fences(&bo->base._resv, 1);
+	if (r)
+		goto out;
 
-	r = amdgpu_fill_buffer(abo, 0, bo->base.resv, &fence, true);
-	if (!WARN_ON(r)) {
-		amdgpu_vram_mgr_set_cleared(bo->resource);
-		amdgpu_bo_fence(abo, fence, false);
-		dma_fence_put(fence);
-	}
+	r = amdgpu_fill_buffer(abo, 0, &bo->base._resv, &fence, true);
+	if (WARN_ON(r))
+		goto out;
+
+	amdgpu_vram_mgr_set_cleared(bo->resource);
+	dma_resv_add_fence(&bo->base._resv, fence, DMA_RESV_USAGE_KERNEL);
+	dma_fence_put(fence);
 
-	dma_resv_unlock(bo->base.resv);
+out:
+	dma_resv_unlock(&bo->base._resv);
 }
 
 /**
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH AUTOSEL 6.12 320/486] media: test-drivers: vivid: don't call schedule in loop
       [not found] <20250505223922.2682012-1-sashal@kernel.org>
                   ` (8 preceding siblings ...)
  2025-05-05 22:35 ` [PATCH AUTOSEL 6.12 277/486] drm/amdgpu: remove all KFD fences from the BO on release Sasha Levin
@ 2025-05-05 22:36 ` Sasha Levin
  2025-05-05 22:36 ` [PATCH AUTOSEL 6.12 339/486] media: i2c: imx219: Correct the minimum vblanking value Sasha Levin
                   ` (3 subsequent siblings)
  13 siblings, 0 replies; 14+ messages in thread
From: Sasha Levin @ 2025-05-05 22:36 UTC (permalink / raw)
  To: linux-kernel, stable
  Cc: Hans Verkuil, Artem S . Tashkinov, Nicolas Dufresne,
	Mauro Carvalho Chehab, Sasha Levin, mchehab, linux-media

From: Hans Verkuil <hverkuil@xs4all.nl>

[ Upstream commit e4740118b752005cbed339aec9a1d1c43620e0b9 ]

Artem reported that the CPU load was 100% when capturing from
vivid at low resolution with ffmpeg.

This was caused by:

while (time_is_after_jiffies(cur_jiffies + wait_jiffies) &&
       !kthread_should_stop())
        schedule();

If there are no other processes running that can be scheduled,
then this is basically a busy-loop.

Change it to wait_event_interruptible_timeout() which doesn't
have that problem.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Reported-by: Artem S. Tashkinov <aros@gmx.com>
Closes: https://bugzilla.kernel.org/show_bug.cgi?id=219570
Reviewed-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/test-drivers/vivid/vivid-kthread-cap.c  | 11 ++++++++---
 drivers/media/test-drivers/vivid/vivid-kthread-out.c  | 11 ++++++++---
 .../media/test-drivers/vivid/vivid-kthread-touch.c    | 11 ++++++++---
 drivers/media/test-drivers/vivid/vivid-sdr-cap.c      | 11 ++++++++---
 4 files changed, 32 insertions(+), 12 deletions(-)

diff --git a/drivers/media/test-drivers/vivid/vivid-kthread-cap.c b/drivers/media/test-drivers/vivid/vivid-kthread-cap.c
index 669bd96da4c79..273e8ed8c2a90 100644
--- a/drivers/media/test-drivers/vivid/vivid-kthread-cap.c
+++ b/drivers/media/test-drivers/vivid/vivid-kthread-cap.c
@@ -789,9 +789,14 @@ static int vivid_thread_vid_cap(void *data)
 			next_jiffies_since_start = jiffies_since_start;
 
 		wait_jiffies = next_jiffies_since_start - jiffies_since_start;
-		while (time_is_after_jiffies(cur_jiffies + wait_jiffies) &&
-		       !kthread_should_stop())
-			schedule();
+		if (!time_is_after_jiffies(cur_jiffies + wait_jiffies))
+			continue;
+
+		wait_queue_head_t wait;
+
+		init_waitqueue_head(&wait);
+		wait_event_interruptible_timeout(wait, kthread_should_stop(),
+					cur_jiffies + wait_jiffies - jiffies);
 	}
 	dprintk(dev, 1, "Video Capture Thread End\n");
 	return 0;
diff --git a/drivers/media/test-drivers/vivid/vivid-kthread-out.c b/drivers/media/test-drivers/vivid/vivid-kthread-out.c
index fac6208b51da8..015a7b166a1e6 100644
--- a/drivers/media/test-drivers/vivid/vivid-kthread-out.c
+++ b/drivers/media/test-drivers/vivid/vivid-kthread-out.c
@@ -235,9 +235,14 @@ static int vivid_thread_vid_out(void *data)
 			next_jiffies_since_start = jiffies_since_start;
 
 		wait_jiffies = next_jiffies_since_start - jiffies_since_start;
-		while (time_is_after_jiffies(cur_jiffies + wait_jiffies) &&
-		       !kthread_should_stop())
-			schedule();
+		if (!time_is_after_jiffies(cur_jiffies + wait_jiffies))
+			continue;
+
+		wait_queue_head_t wait;
+
+		init_waitqueue_head(&wait);
+		wait_event_interruptible_timeout(wait, kthread_should_stop(),
+					cur_jiffies + wait_jiffies - jiffies);
 	}
 	dprintk(dev, 1, "Video Output Thread End\n");
 	return 0;
diff --git a/drivers/media/test-drivers/vivid/vivid-kthread-touch.c b/drivers/media/test-drivers/vivid/vivid-kthread-touch.c
index fa711ee36a3fb..c862689786b69 100644
--- a/drivers/media/test-drivers/vivid/vivid-kthread-touch.c
+++ b/drivers/media/test-drivers/vivid/vivid-kthread-touch.c
@@ -135,9 +135,14 @@ static int vivid_thread_touch_cap(void *data)
 			next_jiffies_since_start = jiffies_since_start;
 
 		wait_jiffies = next_jiffies_since_start - jiffies_since_start;
-		while (time_is_after_jiffies(cur_jiffies + wait_jiffies) &&
-		       !kthread_should_stop())
-			schedule();
+		if (!time_is_after_jiffies(cur_jiffies + wait_jiffies))
+			continue;
+
+		wait_queue_head_t wait;
+
+		init_waitqueue_head(&wait);
+		wait_event_interruptible_timeout(wait, kthread_should_stop(),
+					cur_jiffies + wait_jiffies - jiffies);
 	}
 	dprintk(dev, 1, "Touch Capture Thread End\n");
 	return 0;
diff --git a/drivers/media/test-drivers/vivid/vivid-sdr-cap.c b/drivers/media/test-drivers/vivid/vivid-sdr-cap.c
index 38cda33dffb2a..97cfc58b70571 100644
--- a/drivers/media/test-drivers/vivid/vivid-sdr-cap.c
+++ b/drivers/media/test-drivers/vivid/vivid-sdr-cap.c
@@ -206,9 +206,14 @@ static int vivid_thread_sdr_cap(void *data)
 			next_jiffies_since_start = jiffies_since_start;
 
 		wait_jiffies = next_jiffies_since_start - jiffies_since_start;
-		while (time_is_after_jiffies(cur_jiffies + wait_jiffies) &&
-		       !kthread_should_stop())
-			schedule();
+		if (!time_is_after_jiffies(cur_jiffies + wait_jiffies))
+			continue;
+
+		wait_queue_head_t wait;
+
+		init_waitqueue_head(&wait);
+		wait_event_interruptible_timeout(wait, kthread_should_stop(),
+					cur_jiffies + wait_jiffies - jiffies);
 	}
 	dprintk(dev, 1, "SDR Capture Thread End\n");
 	return 0;
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH AUTOSEL 6.12 339/486] media: i2c: imx219: Correct the minimum vblanking value
       [not found] <20250505223922.2682012-1-sashal@kernel.org>
                   ` (9 preceding siblings ...)
  2025-05-05 22:36 ` [PATCH AUTOSEL 6.12 320/486] media: test-drivers: vivid: don't call schedule in loop Sasha Levin
@ 2025-05-05 22:36 ` Sasha Levin
  2025-05-05 22:36 ` [PATCH AUTOSEL 6.12 340/486] media: v4l: Memset argument to 0 before calling get_mbus_config pad op Sasha Levin
                   ` (2 subsequent siblings)
  13 siblings, 0 replies; 14+ messages in thread
From: Sasha Levin @ 2025-05-05 22:36 UTC (permalink / raw)
  To: linux-kernel, stable
  Cc: David Plowman, Jacopo Mondi, Dave Stevenson, Jai Luthra,
	Sakari Ailus, Hans Verkuil, Sasha Levin, mchehab, linux-media

From: David Plowman <david.plowman@raspberrypi.com>

[ Upstream commit e3b82d49bf676f3c873e642038765eac32ab6d39 ]

The datasheet for this sensor documents the minimum vblanking as being
32 lines. It does fix some problems with occasional black lines at the
bottom of images (tested on Raspberry Pi).

Signed-off-by: David Plowman <david.plowman@raspberrypi.com>
Reviewed-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Signed-off-by: Jai Luthra <jai.luthra@ideasonboard.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/i2c/imx219.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/i2c/imx219.c b/drivers/media/i2c/imx219.c
index 906aa314b7f84..eaa1496c71bb2 100644
--- a/drivers/media/i2c/imx219.c
+++ b/drivers/media/i2c/imx219.c
@@ -74,7 +74,7 @@
 #define IMX219_REG_VTS			CCI_REG16(0x0160)
 #define IMX219_VTS_MAX			0xffff
 
-#define IMX219_VBLANK_MIN		4
+#define IMX219_VBLANK_MIN		32
 
 /* HBLANK control - read only */
 #define IMX219_PPL_DEFAULT		3448
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH AUTOSEL 6.12 340/486] media: v4l: Memset argument to 0 before calling get_mbus_config pad op
       [not found] <20250505223922.2682012-1-sashal@kernel.org>
                   ` (10 preceding siblings ...)
  2025-05-05 22:36 ` [PATCH AUTOSEL 6.12 339/486] media: i2c: imx219: Correct the minimum vblanking value Sasha Levin
@ 2025-05-05 22:36 ` Sasha Levin
  2025-05-05 22:38 ` [PATCH AUTOSEL 6.12 417/486] media: qcom: camss: csid: Only add TPG v4l2 ctrl if TPG hardware is available Sasha Levin
  2025-05-05 22:38 ` [PATCH AUTOSEL 6.12 418/486] media: qcom: camss: Add default case in vfe_src_pad_code Sasha Levin
  13 siblings, 0 replies; 14+ messages in thread
From: Sasha Levin @ 2025-05-05 22:36 UTC (permalink / raw)
  To: linux-kernel, stable
  Cc: Sakari Ailus, Tomi Valkeinen, Hans Verkuil, Sasha Levin, mchehab,
	laurent.pinchart+renesas, umang.jain, prabhakar.mahadev-lad.rj,
	tomm.merciai, linux-media

From: Sakari Ailus <sakari.ailus@linux.intel.com>

[ Upstream commit 91d6a99acfa5ce9f95ede775074b80f7193bd717 ]

Memset the config argument to get_mbus_config V4L2 sub-device pad
operation to zero before calling the operation. This ensures the callers
don't need to bother with it nor the implementations need to set all
fields that may not be relevant to them.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/v4l2-core/v4l2-subdev.c | 2 ++
 include/media/v4l2-subdev.h           | 4 +++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/media/v4l2-core/v4l2-subdev.c b/drivers/media/v4l2-core/v4l2-subdev.c
index 3a4ba08810d24..1193852bad599 100644
--- a/drivers/media/v4l2-core/v4l2-subdev.c
+++ b/drivers/media/v4l2-core/v4l2-subdev.c
@@ -439,6 +439,8 @@ static int call_enum_dv_timings(struct v4l2_subdev *sd,
 static int call_get_mbus_config(struct v4l2_subdev *sd, unsigned int pad,
 				struct v4l2_mbus_config *config)
 {
+	memset(config, 0, sizeof(*config));
+
 	return check_pad(sd, pad) ? :
 	       sd->ops->pad->get_mbus_config(sd, pad, config);
 }
diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
index 8daa0929865cf..43343f1586d13 100644
--- a/include/media/v4l2-subdev.h
+++ b/include/media/v4l2-subdev.h
@@ -821,7 +821,9 @@ struct v4l2_subdev_state {
  *		     possible configuration from the remote end, likely calling
  *		     this operation as close as possible to stream on time. The
  *		     operation shall fail if the pad index it has been called on
- *		     is not valid or in case of unrecoverable failures.
+ *		     is not valid or in case of unrecoverable failures. The
+ *		     config argument has been memset to 0 just before calling
+ *		     the op.
  *
  * @set_routing: Enable or disable data connection routes described in the
  *		 subdevice routing table. Subdevs that implement this operation
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH AUTOSEL 6.12 417/486] media: qcom: camss: csid: Only add TPG v4l2 ctrl if TPG hardware is available
       [not found] <20250505223922.2682012-1-sashal@kernel.org>
                   ` (11 preceding siblings ...)
  2025-05-05 22:36 ` [PATCH AUTOSEL 6.12 340/486] media: v4l: Memset argument to 0 before calling get_mbus_config pad op Sasha Levin
@ 2025-05-05 22:38 ` Sasha Levin
  2025-05-05 22:38 ` [PATCH AUTOSEL 6.12 418/486] media: qcom: camss: Add default case in vfe_src_pad_code Sasha Levin
  13 siblings, 0 replies; 14+ messages in thread
From: Sasha Levin @ 2025-05-05 22:38 UTC (permalink / raw)
  To: linux-kernel, stable
  Cc: Depeng Shao, Hans Verkuil, Sasha Levin, rfoss, todor.too,
	bryan.odonoghue, mchehab, linux-media, linux-arm-msm

From: Depeng Shao <quic_depengs@quicinc.com>

[ Upstream commit 2f1361f862a68063f37362f1beb400e78e289581 ]

There is no CSID TPG on some SoCs, so the v4l2 ctrl in CSID driver
shouldn't be registered. Checking the supported TPG modes to indicate
if the TPG hardware exists or not and only registering v4l2 ctrl for
CSID only when the TPG hardware is present.

Signed-off-by: Depeng Shao <quic_depengs@quicinc.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 .../media/platform/qcom/camss/camss-csid.c    | 60 +++++++++++--------
 1 file changed, 35 insertions(+), 25 deletions(-)

diff --git a/drivers/media/platform/qcom/camss/camss-csid.c b/drivers/media/platform/qcom/camss/camss-csid.c
index 858db5d4ca75c..e51f2ed3f0315 100644
--- a/drivers/media/platform/qcom/camss/camss-csid.c
+++ b/drivers/media/platform/qcom/camss/camss-csid.c
@@ -683,11 +683,13 @@ static int csid_set_stream(struct v4l2_subdev *sd, int enable)
 	int ret;
 
 	if (enable) {
-		ret = v4l2_ctrl_handler_setup(&csid->ctrls);
-		if (ret < 0) {
-			dev_err(csid->camss->dev,
-				"could not sync v4l2 controls: %d\n", ret);
-			return ret;
+		if (csid->testgen.nmodes != CSID_PAYLOAD_MODE_DISABLED) {
+			ret = v4l2_ctrl_handler_setup(&csid->ctrls);
+			if (ret < 0) {
+				dev_err(csid->camss->dev,
+					"could not sync v4l2 controls: %d\n", ret);
+				return ret;
+			}
 		}
 
 		if (!csid->testgen.enabled &&
@@ -761,7 +763,8 @@ static void csid_try_format(struct csid_device *csid,
 		break;
 
 	case MSM_CSID_PAD_SRC:
-		if (csid->testgen_mode->cur.val == 0) {
+		if (csid->testgen.nmodes == CSID_PAYLOAD_MODE_DISABLED ||
+		    csid->testgen_mode->cur.val == 0) {
 			/* Test generator is disabled, */
 			/* keep pad formats in sync */
 			u32 code = fmt->code;
@@ -811,7 +814,8 @@ static int csid_enum_mbus_code(struct v4l2_subdev *sd,
 
 		code->code = csid->res->formats->formats[code->index].code;
 	} else {
-		if (csid->testgen_mode->cur.val == 0) {
+		if (csid->testgen.nmodes == CSID_PAYLOAD_MODE_DISABLED ||
+		    csid->testgen_mode->cur.val == 0) {
 			struct v4l2_mbus_framefmt *sink_fmt;
 
 			sink_fmt = __csid_get_format(csid, sd_state,
@@ -1190,7 +1194,8 @@ static int csid_link_setup(struct media_entity *entity,
 
 		/* If test generator is enabled */
 		/* do not allow a link from CSIPHY to CSID */
-		if (csid->testgen_mode->cur.val != 0)
+		if (csid->testgen.nmodes != CSID_PAYLOAD_MODE_DISABLED &&
+		    csid->testgen_mode->cur.val != 0)
 			return -EBUSY;
 
 		sd = media_entity_to_v4l2_subdev(remote->entity);
@@ -1283,24 +1288,27 @@ int msm_csid_register_entity(struct csid_device *csid,
 		 MSM_CSID_NAME, csid->id);
 	v4l2_set_subdevdata(sd, csid);
 
-	ret = v4l2_ctrl_handler_init(&csid->ctrls, 1);
-	if (ret < 0) {
-		dev_err(dev, "Failed to init ctrl handler: %d\n", ret);
-		return ret;
-	}
+	if (csid->testgen.nmodes != CSID_PAYLOAD_MODE_DISABLED) {
+		ret = v4l2_ctrl_handler_init(&csid->ctrls, 1);
+		if (ret < 0) {
+			dev_err(dev, "Failed to init ctrl handler: %d\n", ret);
+			return ret;
+		}
 
-	csid->testgen_mode = v4l2_ctrl_new_std_menu_items(&csid->ctrls,
-				&csid_ctrl_ops, V4L2_CID_TEST_PATTERN,
-				csid->testgen.nmodes, 0, 0,
-				csid->testgen.modes);
+		csid->testgen_mode =
+			v4l2_ctrl_new_std_menu_items(&csid->ctrls,
+						     &csid_ctrl_ops, V4L2_CID_TEST_PATTERN,
+						     csid->testgen.nmodes, 0, 0,
+						     csid->testgen.modes);
 
-	if (csid->ctrls.error) {
-		dev_err(dev, "Failed to init ctrl: %d\n", csid->ctrls.error);
-		ret = csid->ctrls.error;
-		goto free_ctrl;
-	}
+		if (csid->ctrls.error) {
+			dev_err(dev, "Failed to init ctrl: %d\n", csid->ctrls.error);
+			ret = csid->ctrls.error;
+			goto free_ctrl;
+		}
 
-	csid->subdev.ctrl_handler = &csid->ctrls;
+		csid->subdev.ctrl_handler = &csid->ctrls;
+	}
 
 	ret = csid_init_formats(sd, NULL);
 	if (ret < 0) {
@@ -1331,7 +1339,8 @@ int msm_csid_register_entity(struct csid_device *csid,
 media_cleanup:
 	media_entity_cleanup(&sd->entity);
 free_ctrl:
-	v4l2_ctrl_handler_free(&csid->ctrls);
+	if (csid->testgen.nmodes != CSID_PAYLOAD_MODE_DISABLED)
+		v4l2_ctrl_handler_free(&csid->ctrls);
 
 	return ret;
 }
@@ -1344,7 +1353,8 @@ void msm_csid_unregister_entity(struct csid_device *csid)
 {
 	v4l2_device_unregister_subdev(&csid->subdev);
 	media_entity_cleanup(&csid->subdev.entity);
-	v4l2_ctrl_handler_free(&csid->ctrls);
+	if (csid->testgen.nmodes != CSID_PAYLOAD_MODE_DISABLED)
+		v4l2_ctrl_handler_free(&csid->ctrls);
 }
 
 inline bool csid_is_lite(struct csid_device *csid)
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [PATCH AUTOSEL 6.12 418/486] media: qcom: camss: Add default case in vfe_src_pad_code
       [not found] <20250505223922.2682012-1-sashal@kernel.org>
                   ` (12 preceding siblings ...)
  2025-05-05 22:38 ` [PATCH AUTOSEL 6.12 417/486] media: qcom: camss: csid: Only add TPG v4l2 ctrl if TPG hardware is available Sasha Levin
@ 2025-05-05 22:38 ` Sasha Levin
  13 siblings, 0 replies; 14+ messages in thread
From: Sasha Levin @ 2025-05-05 22:38 UTC (permalink / raw)
  To: linux-kernel, stable
  Cc: Depeng Shao, Bryan O'Donoghue, Hans Verkuil, Sasha Levin,
	rfoss, todor.too, mchehab, linux-media, linux-arm-msm

From: Depeng Shao <quic_depengs@quicinc.com>

[ Upstream commit 2f4204bb00b32eca3391a468d3b37e87feb96fa9 ]

Add a default case in vfe_src_pad_code to get rid of a compile
warning if a new hw enum is added.

Signed-off-by: Depeng Shao <quic_depengs@quicinc.com>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/platform/qcom/camss/camss-vfe.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/media/platform/qcom/camss/camss-vfe.c b/drivers/media/platform/qcom/camss/camss-vfe.c
index 83c5a36d071fc..8f6b0eccefb48 100644
--- a/drivers/media/platform/qcom/camss/camss-vfe.c
+++ b/drivers/media/platform/qcom/camss/camss-vfe.c
@@ -398,6 +398,10 @@ static u32 vfe_src_pad_code(struct vfe_line *line, u32 sink_code,
 			return sink_code;
 		}
 		break;
+	default:
+		WARN(1, "Unsupported HW version: %x\n",
+		     vfe->camss->res->version);
+		break;
 	}
 	return 0;
 }
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 14+ messages in thread

end of thread, other threads:[~2025-05-05 22:54 UTC | newest]

Thread overview: 14+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
     [not found] <20250505223922.2682012-1-sashal@kernel.org>
2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 187/486] media: c8sectpfe: Call of_node_put(i2c_bus) only once in c8sectpfe_probe() Sasha Levin
2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 192/486] drm/gem: Test for imported GEM buffers with helper Sasha Levin
2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 203/486] media: cx231xx: set device_caps for 417 Sasha Levin
2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 211/486] media: imx335: Set vblank immediately Sasha Levin
2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 220/486] media: uvcvideo: Add sanity check to uvc_ioctl_xu_ctrl_map Sasha Levin
2025-05-05 22:34 ` [PATCH AUTOSEL 6.12 221/486] media: uvcvideo: Handle uvc menu translation inside uvc_get_le_value Sasha Levin
2025-05-05 22:35 ` [PATCH AUTOSEL 6.12 261/486] media: adv7180: Disable test-pattern control on adv7180 Sasha Levin
2025-05-05 22:35 ` [PATCH AUTOSEL 6.12 262/486] media: tc358746: improve calculation of the D-PHY timing registers Sasha Levin
2025-05-05 22:35 ` [PATCH AUTOSEL 6.12 277/486] drm/amdgpu: remove all KFD fences from the BO on release Sasha Levin
2025-05-05 22:36 ` [PATCH AUTOSEL 6.12 320/486] media: test-drivers: vivid: don't call schedule in loop Sasha Levin
2025-05-05 22:36 ` [PATCH AUTOSEL 6.12 339/486] media: i2c: imx219: Correct the minimum vblanking value Sasha Levin
2025-05-05 22:36 ` [PATCH AUTOSEL 6.12 340/486] media: v4l: Memset argument to 0 before calling get_mbus_config pad op Sasha Levin
2025-05-05 22:38 ` [PATCH AUTOSEL 6.12 417/486] media: qcom: camss: csid: Only add TPG v4l2 ctrl if TPG hardware is available Sasha Levin
2025-05-05 22:38 ` [PATCH AUTOSEL 6.12 418/486] media: qcom: camss: Add default case in vfe_src_pad_code Sasha Levin

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