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2025-06-30drm/vmwgfx: Fix guests running with TDX/SEVMarko Kiiskila
Commit 81256a50aa0f ("x86/mm: Make memremap(MEMREMAP_WB) map memory as encrypted by default") changed the default behavior of memremap(MEMREMAP_WB) and started mapping memory as encrypted. The driver requires the fifo memory to be decrypted to communicate with the host but was relaying on the old default behavior of memremap(MEMREMAP_WB) and thus broke. Fix it by explicitly specifying the desired behavior and passing MEMREMAP_DEC to memremap. Fixes: 81256a50aa0f ("x86/mm: Make memremap(MEMREMAP_WB) map memory as encrypted by default") Signed-off-by: Marko Kiiskila <marko.kiiskila@broadcom.com> Signed-off-by: Zack Rusin <zack.rusin@broadcom.com> Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Link: https://lore.kernel.org/r/20250618192926.1092450-1-zack.rusin@broadcom.com
2025-06-30drm/bridge: aux-hpd-bridge: fix assignment of the of_nodeDmitry Baryshkov
Perform fix similar to the one in the commit 85e444a68126 ("drm/bridge: Fix assignment of the of_node of the parent to aux bridge"). The assignment of the of_node to the aux HPD bridge needs to mark the of_node as reused, otherwise driver core will attempt to bind resources like pinctrl, which is going to fail as corresponding pins are already marked as used by the parent device. Fix that by using the device_set_of_node_from_dev() helper instead of assigning it directly. Fixes: e560518a6c2e ("drm/bridge: implement generic DP HPD bridge") Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20250608-fix-aud-hpd-bridge-v1-1-4641a6f8e381@oss.qualcomm.com
2025-06-30drm/bridge: panel: move prepare_prev_first handling to ↵Dmitry Baryshkov
drm_panel_bridge_add_typed The commit 5ea6b1702781 ("drm/panel: Add prepare_prev_first flag to drm_panel") and commit 0974687a19c3 ("drm/bridge: panel: Set pre_enable_prev_first from drmm_panel_bridge_add") added handling of panel's prepare_prev_first to devm_panel_bridge_add() and drmm_panel_bridge_add(). However if the driver calls drm_panel_bridge_add_typed() directly, then the flag won't be handled and thus the drm_bridge.pre_enable_prev_first will not be set. Move prepare_prev_first handling to the drm_panel_bridge_add_typed() so that there is no way to miss the flag. Fixes: 5ea6b1702781 ("drm/panel: Add prepare_prev_first flag to drm_panel") Fixes: 0974687a19c3 ("drm/bridge: panel: Set pre_enable_prev_first from drmm_panel_bridge_add") Reported-by: Svyatoslav Ryhel <clamor95@gmail.com> Closes: https://lore.kernel.org/dri-devel/CAPVz0n3YZass3Bns1m0XrFxtAC0DKbEPiW6vXimQx97G243sXw@mail.gmail.com/ Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20250220-panel_prev_first-v1-1-b9e787825a1a@linaro.org
2025-06-30drm/ttm: fix error handling in ttm_buffer_object_transferChristian König
Unlocking the resv object was missing in the error path, additionally to that we should move over the resource only after the fence slot was reserved. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Matthew Brost <matthew.brost@intel.com> Fixes: c8d4c18bfbc4a ("dma-buf/drivers: make reserving a shared slot mandatory v4") Cc: <stable@vger.kernel.org> Link: https://lore.kernel.org/r/20250616130726.22863-3-christian.koenig@amd.com
2025-06-30dma-buf: fix timeout handling in dma_resv_wait_timeout v2Christian König
Even the kerneldoc says that with a zero timeout the function should not wait for anything, but still return 1 to indicate that the fences are signaled now. Unfortunately that isn't what was implemented, instead of only returning 1 we also waited for at least one jiffies. Fix that by adjusting the handling to what the function is actually documented to do. v2: improve code readability Reported-by: Marek Olšák <marek.olsak@amd.com> Reported-by: Lucas Stach <l.stach@pengutronix.de> Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Lucas Stach <l.stach@pengutronix.de> Cc: <stable@vger.kernel.org> Link: https://lore.kernel.org/r/20250129105841.1806-1-christian.koenig@amd.com
2025-06-27drm/vesadrm: Avoid NULL-ptr deref in vesadrm_pmi_cmap_write()Thomas Zimmermann
Only set PMI fields if the screen_info's Vesa PM segment has been set. Vesa PMI is the power-management interface. It also provides means to set the color palette. The interface is optional, so not all VESA graphics cards support it. Print vesafb's warning [1] if the hardware palette cannot be set at all. If unsupported the field PrimaryPalette in struct vesadrm.pmi is NULL, which results in a segmentation fault. Happens with qemu's Cirrus emulation. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Fixes: 814d270b31d2 ("drm/sysfb: vesadrm: Add gamma correction") Link: https://elixir.bootlin.com/linux/v6.15/source/drivers/video/fbdev/vesafb.c#L375 # 1 Cc: Thomas Zimmermann <tzimmermann@suse.de> Cc: Javier Martinez Canillas <javierm@redhat.com> Cc: dri-devel@lists.freedesktop.org Acked-by: Javier Martinez Canillas <javierm@redhat.com> Link: https://lore.kernel.org/r/20250617140944.142392-1-tzimmermann@suse.de
2025-06-27drm/panel: panel-simple: get rid of panel_dpi hackMaxime Ripard
The empty panel_dpi struct was only ever used as a discriminant, but it's kind of a hack, and with the reworks done in the previous patches, we shouldn't need it anymore. Let's get rid of it. Reviewed-by: Javier Martinez Canillas <javierm@redhat.com> Tested-by: Francesco Dolcini <francesco.dolcini@toradex.com> # Toradex Colibri iMX6 Link: https://lore.kernel.org/r/20250626-drm-panel-simple-fixes-v2-5-5afcaa608bdc@kernel.org Signed-off-by: Maxime Ripard <mripard@kernel.org>
2025-06-27drm/panel: panel-simple: Add function to look panel data upMaxime Ripard
Commit de04bb0089a9 ("drm/panel/panel-simple: Use the new allocation in place of devm_kzalloc()") moved the call to drm_panel_init into the devm_drm_panel_alloc(), which needs a connector type to initialize properly. In the panel-dpi compatible case, the passed panel_desc structure is an empty one used as a discriminant, and the connector type it contains isn't actually initialized. It is initialized through a call to panel_dpi_probe() later in the function, which used to be before the call to drm_panel_init() that got merged into devm_drm_panel_alloc(). So, we do need a proper panel_desc pointer before the call to devm_drm_panel_alloc() now. All cases associate their panel_desc with the panel compatible and use of_device_get_match_data, except for the panel-dpi compatible. In that case, we're expected to call panel_dpi_probe, which will allocate and initialize the panel_desc for us. Let's create such a helper function that would be called first in the driver and will lookup the desc by compatible, or allocate one if relevant. Reported-by: Francesco Dolcini <francesco@dolcini.it> Closes: https://lore.kernel.org/all/20250612081834.GA248237@francesco-nb/ Fixes: de04bb0089a9 ("drm/panel/panel-simple: Use the new allocation in place of devm_kzalloc()") Reviewed-by: Javier Martinez Canillas <javierm@redhat.com> Tested-by: Francesco Dolcini <francesco.dolcini@toradex.com> # Toradex Colibri iMX6 Link: https://lore.kernel.org/r/20250626-drm-panel-simple-fixes-v2-4-5afcaa608bdc@kernel.org Signed-off-by: Maxime Ripard <mripard@kernel.org>
2025-06-27drm/panel: panel-simple: Make panel_simple_probe return its panelMaxime Ripard
In order to fix the regession introduced by commit de04bb0089a9 ("drm/panel/panel-simple: Use the new allocation in place of devm_kzalloc()"), we need to move the panel_desc lookup into the common panel_simple_probe() function. There's two callers for that function, the probe implementations of the platform and MIPI-DSI drivers panel-simple implements. The MIPI-DSI driver's probe will need to access the current panel_desc to initialize properly, which won't be possible anymore if we make that lookup in panel_simple_probe(). However, we can make panel_simple_probe() return the initialized panel_simple structure it allocated, which will contain a pointer to the associated panel_desc in its desc field. This doesn't fix de04bb0089a9 ("drm/panel/panel-simple: Use the new allocation in place of devm_kzalloc()") still, but makes progress towards that goal. Fixes: de04bb0089a9 ("drm/panel/panel-simple: Use the new allocation in place of devm_kzalloc()") Reviewed-by: Javier Martinez Canillas <javierm@redhat.com> Tested-by: Francesco Dolcini <francesco.dolcini@toradex.com> # Toradex Colibri iMX6 Link: https://lore.kernel.org/r/20250626-drm-panel-simple-fixes-v2-3-5afcaa608bdc@kernel.org Signed-off-by: Maxime Ripard <mripard@kernel.org>
2025-06-27drm/panel: panel-simple: make panel_dpi_probe return a panel_descMaxime Ripard
If the panel-simple driver is probed from a panel-dpi compatible, the driver will use an empty panel_desc structure as a descriminant. It will then allocate and fill another panel_desc as part of its probe. However, that allocation needs to happen after the panel_simple structure has been allocated, since panel_dpi_probe(), the function doing the panel_desc allocation and initialization, takes a panel_simple pointer as an argument. This pointer is used to fill the panel_simple->desc pointer that is still initialized with the empty panel_desc when panel_dpi_probe() is called. Since commit de04bb0089a9 ("drm/panel/panel-simple: Use the new allocation in place of devm_kzalloc()"), we will need the panel connector type found in panel_desc to allocate panel_simple. This creates a circular dependency where we need panel_desc to create panel_simple, and need panel_simple to create panel_desc. Let's break that dependency by making panel_dpi_probe simply return the panel_desc it initialized and move the panel_simple->desc assignment to the caller. This will not fix the breaking commit entirely, but will move us towards the right direction. Fixes: de04bb0089a9 ("drm/panel/panel-simple: Use the new allocation in place of devm_kzalloc()") Reviewed-by: Javier Martinez Canillas <javierm@redhat.com> Tested-by: Francesco Dolcini <francesco.dolcini@toradex.com> # Toradex Colibri iMX6 Link: https://lore.kernel.org/r/20250626-drm-panel-simple-fixes-v2-2-5afcaa608bdc@kernel.org Signed-off-by: Maxime Ripard <mripard@kernel.org>
2025-06-27drm/mipi-dsi: Add dev_is_mipi_dsi functionMaxime Ripard
This will be especially useful for generic panels (like panel-simple) which can take different code path depending on if they are MIPI-DSI devices or platform devices. Reviewed-by: Javier Martinez Canillas <javierm@redhat.com> Tested-by: Francesco Dolcini <francesco.dolcini@toradex.com> # Toradex Colibri iMX6 Link: https://lore.kernel.org/r/20250626-drm-panel-simple-fixes-v2-1-5afcaa608bdc@kernel.org Signed-off-by: Maxime Ripard <mripard@kernel.org>
2025-06-25drm/bridge: ti-sn65dsi86: Add HPD for DisplayPort connector typeJayesh Choudhary
By default, HPD was disabled on SN65DSI86 bridge. When the driver was added (commit "a095f15c00e27"), the HPD_DISABLE bit was set in pre-enable call which was moved to other function calls subsequently. Later on, commit "c312b0df3b13" added detect utility for DP mode. But with HPD_DISABLE bit set, all the HPD events are disabled[0] and the debounced state always return 1 (always connected state). Set HPD_DISABLE bit conditionally based on display sink's connector type. Since the HPD_STATE is reflected correctly only after waiting for debounce time (~100-400ms) and adding this delay in detect() is not feasible owing to the performace impact (glitches and frame drop), remove runtime calls in detect() and add hpd_enable()/disable() bridge hooks with runtime calls, to detect hpd properly without any delay. [0]: <https://www.ti.com/lit/gpn/SN65DSI86> (Pg. 32) Fixes: c312b0df3b13 ("drm/bridge: ti-sn65dsi86: Implement bridge connector operations for DP") Cc: Max Krummenacher <max.krummenacher@toradex.com> Reviewed-by: Douglas Anderson <dianders@chromium.org> Tested-by: Ernest Van Hoecke <ernest.vanhoecke@toradex.com> Signed-off-by: Jayesh Choudhary <j-choudhary@ti.com> Signed-off-by: Douglas Anderson <dianders@chromium.org> Link: https://lore.kernel.org/r/20250624044835.165708-1-j-choudhary@ti.com
2025-06-24drm/bridge-connector: Fix bridge in drm_connector_hdmi_audio_init()Chaoyi Chen
The bridge used in drm_connector_hdmi_audio_init() does not correctly point to the required audio bridge, which lead to incorrect audio configuration input. Fixes: 231adeda9f67 ("drm/bridge-connector: hook DisplayPort audio support") Signed-off-by: Chaoyi Chen <chaoyi.chen@rock-chips.com> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com> Tested-by: Stephan Gerhold <stephan.gerhold@linaro.org> Link: https://lore.kernel.org/r/20250620011616.118-1-kernel@airkyi.com Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
2025-06-23drm: writeback: Fix drm_writeback_connector_cleanup signatureLouis Chauvet
The drm_writeback_connector_cleanup have the signature: static void drm_writeback_connector_cleanup( struct drm_device *dev, struct drm_writeback_connector *wb_connector) But it is stored and used as a drmres_release_t typedef void (*drmres_release_t)(struct drm_device *dev, void *res); While the current code is valid and does not produce any warning, the CFI runtime check (CONFIG_CFI_CLANG) can fail because the function signature is not the same as drmres_release_t. In order to fix this, change the function signature to match what is expected by drmres_release_t. Fixes: 1914ba2b91ea ("drm: writeback: Create drmm variants for drm_writeback_connector initialization") Suggested-by: Mark Yacoub <markyacoub@google.com> Reviewed-by: Maíra Canal <mcanal@igalia.com> Link: https://lore.kernel.org/r/20250429-drm-fix-writeback-cleanup-v2-1-548ff3a4e284@bootlin.com Signed-off-by: Louis Chauvet <louis.chauvet@bootlin.com>
2025-06-16drm/etnaviv: Protect the scheduler's pending list with its lockMaíra Canal
Commit 704d3d60fec4 ("drm/etnaviv: don't block scheduler when GPU is still active") ensured that active jobs are returned to the pending list when extending the timeout. However, it didn't use the pending list's lock to manipulate the list, which causes a race condition as the scheduler's workqueues are running. Hold the lock while manipulating the scheduler's pending list to prevent a race. Cc: stable@vger.kernel.org Fixes: 704d3d60fec4 ("drm/etnaviv: don't block scheduler when GPU is still active") Reported-by: Philipp Stanner <phasta@kernel.org> Closes: https://lore.kernel.org/dri-devel/964e59ba1539083ef29b06d3c78f5e2e9b138ab8.camel@mailbox.org/ Reviewed-by: Lucas Stach <l.stach@pengutronix.de> Reviewed-by: Philipp Stanner <phasta@kernel.org> Link: https://lore.kernel.org/r/20250602132240.93314-1-mcanal@igalia.com Signed-off-by: Maíra Canal <mcanal@igalia.com>
2025-06-16drm/v3d: Avoid NULL pointer dereference in `v3d_job_update_stats()`Maíra Canal
The following kernel Oops was recently reported by Mesa CI: [ 800.139824] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000588 [ 800.148619] Mem abort info: [ 800.151402] ESR = 0x0000000096000005 [ 800.155141] EC = 0x25: DABT (current EL), IL = 32 bits [ 800.160444] SET = 0, FnV = 0 [ 800.163488] EA = 0, S1PTW = 0 [ 800.166619] FSC = 0x05: level 1 translation fault [ 800.171487] Data abort info: [ 800.174357] ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000 [ 800.179832] CM = 0, WnR = 0, TnD = 0, TagAccess = 0 [ 800.184873] GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0 [ 800.190176] user pgtable: 4k pages, 39-bit VAs, pgdp=00000001014c2000 [ 800.196607] [0000000000000588] pgd=0000000000000000, p4d=0000000000000000, pud=0000000000000000 [ 800.205305] Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP [ 800.211564] Modules linked in: vc4 snd_soc_hdmi_codec drm_display_helper v3d cec gpu_sched drm_dma_helper drm_shmem_helper drm_kms_helper drm drm_panel_orientation_quirks snd_soc_core snd_compress snd_pcm_dmaengine snd_pcm i2c_brcmstb snd_timer snd backlight [ 800.234448] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.12.25+rpt-rpi-v8 #1 Debian 1:6.12.25-1+rpt1 [ 800.244182] Hardware name: Raspberry Pi 4 Model B Rev 1.4 (DT) [ 800.250005] pstate: 600000c5 (nZCv daIF -PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 800.256959] pc : v3d_job_update_stats+0x60/0x130 [v3d] [ 800.262112] lr : v3d_job_update_stats+0x48/0x130 [v3d] [ 800.267251] sp : ffffffc080003e60 [ 800.270555] x29: ffffffc080003e60 x28: ffffffd842784980 x27: 0224012000000000 [ 800.277687] x26: ffffffd84277f630 x25: ffffff81012fd800 x24: 0000000000000020 [ 800.284818] x23: ffffff8040238b08 x22: 0000000000000570 x21: 0000000000000158 [ 800.291948] x20: 0000000000000000 x19: ffffff8040238000 x18: 0000000000000000 [ 800.299078] x17: ffffffa8c1bd2000 x16: ffffffc080000000 x15: 0000000000000000 [ 800.306208] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000 [ 800.313338] x11: 0000000000000040 x10: 0000000000001a40 x9 : ffffffd83b39757c [ 800.320468] x8 : ffffffd842786420 x7 : 7fffffffffffffff x6 : 0000000000ef32b0 [ 800.327598] x5 : 00ffffffffffffff x4 : 0000000000000015 x3 : ffffffd842784980 [ 800.334728] x2 : 0000000000000004 x1 : 0000000000010002 x0 : 000000ba4c0ca382 [ 800.341859] Call trace: [ 800.344294] v3d_job_update_stats+0x60/0x130 [v3d] [ 800.349086] v3d_irq+0x124/0x2e0 [v3d] [ 800.352835] __handle_irq_event_percpu+0x58/0x218 [ 800.357539] handle_irq_event+0x54/0xb8 [ 800.361369] handle_fasteoi_irq+0xac/0x240 [ 800.365458] handle_irq_desc+0x48/0x68 [ 800.369200] generic_handle_domain_irq+0x24/0x38 [ 800.373810] gic_handle_irq+0x48/0xd8 [ 800.377464] call_on_irq_stack+0x24/0x58 [ 800.381379] do_interrupt_handler+0x88/0x98 [ 800.385554] el1_interrupt+0x34/0x68 [ 800.389123] el1h_64_irq_handler+0x18/0x28 [ 800.393211] el1h_64_irq+0x64/0x68 [ 800.396603] default_idle_call+0x3c/0x168 [ 800.400606] do_idle+0x1fc/0x230 [ 800.403827] cpu_startup_entry+0x40/0x50 [ 800.407742] rest_init+0xe4/0xf0 [ 800.410962] start_kernel+0x5e8/0x790 [ 800.414616] __primary_switched+0x80/0x90 [ 800.418622] Code: 8b170277 8b160296 11000421 b9000861 (b9401ac1) [ 800.424707] ---[ end trace 0000000000000000 ]--- [ 800.457313] ---[ end Kernel panic - not syncing: Oops: Fatal exception in interrupt ]--- This issue happens when the file descriptor is closed before the jobs submitted by it are completed. When the job completes, we update the global GPU stats and the per-fd GPU stats, which are exposed through fdinfo. If the file descriptor was closed, then the struct `v3d_file_priv` and its stats were already freed and we can't update the per-fd stats. Therefore, if the file descriptor was already closed, don't update the per-fd GPU stats, only update the global ones. Cc: stable@vger.kernel.org # v6.12+ Reviewed-by: Jose Maria Casanova Crespo <jmcasanova@igalia.com> Link: https://lore.kernel.org/r/20250602151451.10161-1-mcanal@igalia.com Signed-off-by: Maíra Canal <mcanal@igalia.com>
2025-06-13drm/nouveau/bl: increase buffer size to avoid truncate warningJacob Keller
The nouveau_get_backlight_name() function generates a unique name for the backlight interface, appending an id from 1 to 99 for all backlight devices after the first. GCC 15 (and likely other compilers) produce the following -Wformat-truncation warning: nouveau_backlight.c: In function ‘nouveau_backlight_init’: nouveau_backlight.c:56:69: error: ‘%d’ directive output may be truncated writing between 1 and 10 bytes into a region of size 3 [-Werror=format-truncation=] 56 | snprintf(backlight_name, BL_NAME_SIZE, "nv_backlight%d", nb); | ^~ In function ‘nouveau_get_backlight_name’, inlined from ‘nouveau_backlight_init’ at nouveau_backlight.c:351:7: nouveau_backlight.c:56:56: note: directive argument in the range [1, 2147483647] 56 | snprintf(backlight_name, BL_NAME_SIZE, "nv_backlight%d", nb); | ^~~~~~~~~~~~~~~~ nouveau_backlight.c:56:17: note: ‘snprintf’ output between 14 and 23 bytes into a destination of size 15 56 | snprintf(backlight_name, BL_NAME_SIZE, "nv_backlight%d", nb); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ The warning started appearing after commit ab244be47a8f ("drm/nouveau: Fix a potential theorical leak in nouveau_get_backlight_name()") This fix for the ida usage removed the explicit value check for ids larger than 99. The compiler is unable to intuit that the ida_alloc_max() limits the returned value range between 0 and 99. Because the compiler can no longer infer that the number ranges from 0 to 99, it thinks that it could use as many as 11 digits (10 + the potential - sign for negative numbers). The warning has gone unfixed for some time, with at least one kernel test robot report. The code breaks W=1 builds, which is especially frustrating with the introduction of CONFIG_WERROR. The string is stored temporarily on the stack and then copied into the device name. Its not a big deal to use 11 more bytes of stack rounding out to an even 24 bytes. Increase BL_NAME_SIZE to 24 to avoid the truncation warning. This fixes the W=1 builds that include this driver. Compile tested only. Fixes: ab244be47a8f ("drm/nouveau: Fix a potential theorical leak in nouveau_get_backlight_name()") Reported-by: kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/oe-kbuild-all/202312050324.0kv4PnfZ-lkp@intel.com/ Suggested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Link: https://lore.kernel.org/r/20250610-jk-nouveua-drm-bl-snprintf-fix-v2-1-7fdd4b84b48e@intel.com Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-06-13drm/nouveau: fix a use-after-free in r535_gsp_rpc_push()Zhi Wang
The RPC container is released after being passed to r535_gsp_rpc_send(). When sending the initial fragment of a large RPC and passing the caller's RPC container, the container will be freed prematurely. Subsequent attempts to send remaining fragments will therefore result in a use-after-free. Allocate a temporary RPC container for holding the initial fragment of a large RPC when sending. Free the caller's container when all fragments are successfully sent. Fixes: 176fdcbddfd2 ("drm/nouveau/gsp/r535: add support for booting GSP-RM") Signed-off-by: Zhi Wang <zhiw@nvidia.com> Link: https://lore.kernel.org/r/20250527163712.3444-1-zhiw@nvidia.com [ Rebase onto Blackwell changes. - Danilo ] Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-06-13drm/nouveau/gsp: Fix potential integer overflow on integer shiftsColin Ian King
The left shift int 32 bit integer constants 1 is evaluated using 32 bit arithmetic and then assigned to a 64 bit unsigned integer. In the case where the shift is 32 or more this can lead to an overflow. Avoid this by shifting using the BIT_ULL macro instead. Fixes: 6c3ac7bcfcff ("drm/nouveau/gsp: support deeper page tables in COPY_SERVER_RESERVED_PDES") Signed-off-by: Colin Ian King <colin.i.king@gmail.com> Signed-off-by: Danilo Krummrich <dakr@kernel.org> Link: https://lore.kernel.org/r/20250522131512.2768310-1-colin.i.king@gmail.com
2025-06-13drm/mgag200: Do not include <linux/export.h>Thomas Zimmermann
Fix the compile-time warning drivers/gpu/drm/mgag200/mgag200_ddc.c: warning: EXPORT_SYMBOL() is not used, but #include <linux/export.h> is present Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com> Link: https://lore.kernel.org/r/20250612085308.203861-1-tzimmermann@suse.de
2025-06-13drm/ast: Do not include <linux/export.h>Thomas Zimmermann
Fix the compile-time warning drivers/gpu/drm/ast/ast_mode.c: warning: EXPORT_SYMBOL() is not used, but #include <linux/export.h> is present Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com> Link: https://lore.kernel.org/r/20250612084257.200907-1-tzimmermann@suse.de
2025-06-12drm/arm/malidp: Silence informational messageAlexander Stein
When checking for unsupported expect an error is printed every time. This spams the log for platforms where this is expected, e.g. ls1028a having a Vivante (etnaviv) GPU and Mali display processor. Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com> Signed-off-by: Liviu Dudau <liviu.dudau@arm.com> Link: https://lore.kernel.org/r/20250523064042.3275926-1-alexander.stein@ew.tq-group.com
2025-06-12drm/ssd130x: fix ssd132x_clear_screen() columnsJohn Keeping
The number of columns relates to the width, not the height. Use the correct variable. Signed-off-by: John Keeping <jkeeping@inmusicbrands.com> Reviewed-by: Javier Martinez Canillas <javierm@redhat.com> Fixes: fdd591e00a9c ("drm/ssd130x: Add support for the SSD132x OLED controller family") Link: https://lore.kernel.org/r/20250611111307.1814876-1-jkeeping@inmusicbrands.com Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
2025-06-11udmabuf: use sgtable-based scatterlist wrappersMarek Szyprowski
Use common wrappers operating directly on the struct sg_table objects to fix incorrect use of scatterlists sync calls. dma_sync_sg_for_*() functions have to be called with the number of elements originally passed to dma_map_sg_*() function, not the one returned in sgtable's nents. Fixes: 1ffe09590121 ("udmabuf: fix dma-buf cpu access") CC: stable@vger.kernel.org Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Acked-by: Vivek Kasireddy <vivek.kasireddy@intel.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Christian König <christian.koenig@amd.com> Link: https://lore.kernel.org/r/20250507160913.2084079-3-m.szyprowski@samsung.com
2025-06-11dma-buf: fix compare in WARN_ON_ONCEChristian König
Smatch pointed out this trivial typo: drivers/dma-buf/dma-buf.c:1123 dma_buf_map_attachment() warn: passing positive error code '16' to 'ERR_PTR' drivers/dma-buf/dma-buf.c 1113 dma_resv_assert_held(attach->dmabuf->resv); 1114 1115 if (dma_buf_pin_on_map(attach)) { 1116 ret = attach->dmabuf->ops->pin(attach); 1117 /* 1118 * Catch exporters making buffers inaccessible even when 1119 * attachments preventing that exist. 1120 */ 1121 WARN_ON_ONCE(ret == EBUSY); ^^^^^ This was probably intended to be -EBUSY? 1122 if (ret) --> 1123 return ERR_PTR(ret); ^^^ Otherwise we will eventually crash. 1124 } 1125 1126 sg_table = attach->dmabuf->ops->map_dma_buf(attach, direction); 1127 if (!sg_table) 1128 sg_table = ERR_PTR(-ENOMEM); 1129 if (IS_ERR(sg_table)) 1130 goto error_unpin; 1131 Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com> Link: https://lore.kernel.org/r/20250605085336.62156-1-christian.koenig@amd.com
2025-06-11drm/sitronix: st7571-i2c: Select VIDEOMODE_HELPERSNathan Chancellor
This driver requires of_get_display_timing() from CONFIG_VIDEOMODE_HELPERS but does not select it. If no other driver selects it, there will be a failure from the linker if the driver is built in or modpost if it is a module. ERROR: modpost: "of_get_display_timing" [drivers/gpu/drm/sitronix/st7571-i2c.ko] undefined! Select CONFIG_VIDEOMODE_HELPERS to resolve the build failure. Fixes: 4b35f0f41ee2 ("drm/st7571-i2c: add support for Sitronix ST7571 LCD controller") Signed-off-by: Nathan Chancellor <nathan@kernel.org> Link: https://lore.kernel.org/r/20250610-drm-st7571-i2c-select-videomode-helpers-v1-1-d30b50ff6e64@kernel.org Signed-off-by: Maxime Ripard <mripard@kernel.org>
2025-06-10drm/meson: fix more rounding issues with 59.94Hz modesMartin Blumenstingl
Commit 1017560164b6 ("drm/meson: use unsigned long long / Hz for frequency types") attempts to resolve video playback using 59.94Hz. using YUV420 by changing the clock calculation to use Hz instead of kHz (thus yielding more precision). The basic calculation itself is correct, however the comparisions in meson_vclk_vic_supported_freq() and meson_vclk_setup() don't work anymore for 59.94Hz modes (using the freq * 1000 / 1001 logic). For example, drm/edid specifies a 593407kHz clock for 3840x2160@59.94Hz. With the mentioend commit we convert this to Hz. Then meson_vclk tries to find a matchig "params" entry (as the clock setup code currently only supports specific frequencies) by taking the venc_freq from the params and calculating the "alt frequency" (used for the 59.94Hz modes) from it, which is: (594000000Hz * 1000) / 1001 = 593406593Hz Similar calculation is applied to the phy_freq (TMDS clock), which is 10 times the pixel clock. Implement a new meson_vclk_freqs_are_matching_param() function whose purpose is to compare if the requested and calculated frequencies. They may not match exactly (for the reasons mentioned above). Allow the clocks to deviate slightly to make the 59.94Hz modes again. Fixes: 1017560164b6 ("drm/meson: use unsigned long long / Hz for frequency types") Reported-by: Christian Hewitt <christianshewitt@gmail.com> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20250609202751.962208-1-martin.blumenstingl@googlemail.com
2025-06-10drm/meson: use vclk_freq instead of pixel_freq in debug printMartin Blumenstingl
meson_vclk_vic_supported_freq() has a debug print which includes the pixel freq. However, within the whole function the pixel freq is irrelevant, other than checking the end of the params array. Switch to printing the vclk_freq which is being compared / matched against the inputs to the function to avoid confusion when analyzing error reports from users. Fixes: e5fab2ec9ca4 ("drm/meson: vclk: add support for YUV420 setup") Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20250606221031.3419353-1-martin.blumenstingl@googlemail.com
2025-06-10drm/meson: fix debug log statement when setting the HDMI clocksMartin Blumenstingl
The "phy" and "vclk" frequency labels were swapped, making it more difficult to debug driver errors. Swap the label order to make them match with the actual frequencies printed to correct this. Fixes: e5fab2ec9ca4 ("drm/meson: vclk: add support for YUV420 setup") Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20250606203729.3311592-1-martin.blumenstingl@googlemail.com
2025-06-10drm/vc4: fix infinite EPROBE_DEFER loopGabriel Dalimonte
`vc4_hdmi_audio_init` calls `devm_snd_dmaengine_pcm_register` which may return EPROBE_DEFER. Calling `drm_connector_hdmi_audio_init` adds a child device. The driver model docs[1] state that adding a child device prior to returning EPROBE_DEFER may result in an infinite loop. [1] https://www.kernel.org/doc/html/v6.14/driver-api/driver-model/driver.html Fixes: 9640f1437a88 ("drm/vc4: hdmi: switch to using generic HDMI Codec infrastructure") Signed-off-by: Gabriel Dalimonte <gabriel.dalimonte@gmail.com> Link: https://lore.kernel.org/r/20250601-vc4-audio-inf-probe-v2-1-9ad43c7b6147@gmail.com Signed-off-by: Maxime Ripard <mripard@kernel.org>
2025-06-09accel/amdxdna: Fix incorrect PSP firmware sizeLizhi Hou
The incorrect PSP firmware size is used for initializing. It may cause error for newer version firmware. Fixes: 8c9ff1b181ba ("accel/amdxdna: Add a new driver for AMD AI Engine") Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Lizhi Hou <lizhi.hou@amd.com> Link: https://lore.kernel.org/r/20250604143217.1386272-1-lizhi.hou@amd.com
2025-06-08Merge tag 'timers-cleanups-2025-06-08' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull timer cleanup from Thomas Gleixner: "The delayed from_timer() API cleanup: The renaming to the timer_*() namespace was delayed due massive conflicts against Linux-next. Now that everything is upstream finish the conversion" * tag 'timers-cleanups-2025-06-08' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: treewide, timers: Rename from_timer() to timer_container_of()
2025-06-08Merge tag 'irq-urgent-2025-06-08' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull irq fix from Thomas Gleixner: "A single fix for the PCI/MSI code: The conversion to per device MSI domains created a MSI domain with size 1 instead of sizing it to the maximum possible number of MSI interrupts for the device. This "worked" as the subsequent allocations resized the domain, but the recent change to move the prepare() call into the domain creation path broke this works by chance mechanism. Size the domain properly at creation time" * tag 'irq-urgent-2025-06-08' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: PCI/MSI: Size device MSI domain with the maximum number of vectors
2025-06-08treewide, timers: Rename from_timer() to timer_container_of()Ingo Molnar
Move this API to the canonical timer_*() namespace. [ tglx: Redone against pre rc1 ] Signed-off-by: Ingo Molnar <mingo@kernel.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lore.kernel.org/all/aB2X0jCKQO56WdMt@gmail.com
2025-06-07Merge tag 'kbuild-v6.16' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild Pull Kbuild updates from Masahiro Yamada: - Add support for the EXPORT_SYMBOL_GPL_FOR_MODULES() macro, which exports a symbol only to specified modules - Improve ABI handling in gendwarfksyms - Forcibly link lib-y objects to vmlinux even if CONFIG_MODULES=n - Add checkers for redundant or missing <linux/export.h> inclusion - Deprecate the extra-y syntax - Fix a genksyms bug when including enum constants from *.symref files * tag 'kbuild-v6.16' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: (28 commits) genksyms: Fix enum consts from a reference affecting new values arch: use always-$(KBUILD_BUILTIN) for vmlinux.lds kbuild: set y instead of 1 to KBUILD_{BUILTIN,MODULES} efi/libstub: use 'targets' instead of extra-y in Makefile module: make __mod_device_table__* symbols static scripts/misc-check: check unnecessary #include <linux/export.h> when W=1 scripts/misc-check: check missing #include <linux/export.h> when W=1 scripts/misc-check: add double-quotes to satisfy shellcheck kbuild: move W=1 check for scripts/misc-check to top-level Makefile scripts/tags.sh: allow to use alternative ctags implementation kconfig: introduce menu type enum docs: symbol-namespaces: fix reST warning with literal block kbuild: link lib-y objects to vmlinux forcibly even when CONFIG_MODULES=n tinyconfig: enable CONFIG_LD_DEAD_CODE_DATA_ELIMINATION docs/core-api/symbol-namespaces: drop table of contents and section numbering modpost: check forbidden MODULE_IMPORT_NS("module:") at compile time kbuild: move kbuild syntax processing to scripts/Makefile.build Makefile: remove dependency on archscripts for header installation Documentation/kbuild: Add new gendwarfksyms kABI rules Documentation/kbuild: Drop section numbers ...
2025-06-07Merge tag 'loongarch-6.16' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson Pull LoongArch updates from Huacai Chen: - Adjust the 'make install' operation - Support SCHED_MC (Multi-core scheduler) - Enable ARCH_SUPPORTS_MSEAL_SYSTEM_MAPPINGS - Enable HAVE_ARCH_STACKLEAK - Increase max supported CPUs up to 2048 - Introduce the numa_memblks conversion - Add PWM controller nodes in dts - Some bug fixes and other small changes * tag 'loongarch-6.16' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson: platform/loongarch: laptop: Unregister generic_sub_drivers on exit platform/loongarch: laptop: Add backlight power control support platform/loongarch: laptop: Get brightness setting from EC on probe LoongArch: dts: Add PWM support to Loongson-2K2000 LoongArch: dts: Add PWM support to Loongson-2K1000 LoongArch: dts: Add PWM support to Loongson-2K0500 LoongArch: vDSO: Correctly use asm parameters in syscall wrappers LoongArch: Fix panic caused by NULL-PMD in huge_pte_offset() LoongArch: Preserve firmware configuration when desired LoongArch: Avoid using $r0/$r1 as "mask" for csrxchg LoongArch: Introduce the numa_memblks conversion LoongArch: Increase max supported CPUs up to 2048 LoongArch: Enable HAVE_ARCH_STACKLEAK LoongArch: Enable ARCH_SUPPORTS_MSEAL_SYSTEM_MAPPINGS LoongArch: Add SCHED_MC (Multi-core scheduler) support LoongArch: Add some annotations in archhelp LoongArch: Using generic scripts/install.sh in `make install` LoongArch: Add a default install.sh
2025-06-07Merge tag 'sound-fix-6.16-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound Pull sound fixes from Takashi Iwai: "A collection of fix patches for the 6.16-rc1 merge window. Most of changes are about ASoC, especially lots of AVS driver fixes. Larger LOCs are seen in TAS571x codec drivers, but the changes are trivial and safe. The rest are all device-specific small fixes" * tag 'sound-fix-6.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (27 commits) ASoC: Intel: avs: boards: Fix rt5663 front end name ASoC: Intel: avs: Simplify verification of parse_int_array() result ALSA: usb-audio: Add implicit feedback quirk for RODE AI-1 ALSA: hda: Ignore unsol events for cards being shut down ALSA: hda: Add new pci id for AMD GPU display HD audio controller ALSA: hda: cs35l41: Constify regmap_irq_chip ALSA: usb-audio: Add a quirk for Lenovo Thinkpad Thunderbolt 3 dock ASoC: ti: omap-hdmi: Re-add dai_link->platform to fix card init ASoC: pcm: Do not open FEs with no BEs connected ASoC: rt1320: fix speaker noise when volume bar is 100% ASoC: Intel: avs: Include missing string.h ASoC: Intel: avs: Verify content returned by parse_int_array() ASoC: Intel: avs: Verify kcalloc() status when setting constraints ASoC: Intel: avs: Fix paths in MODULE_FIRMWARE hints ASoC: Intel: avs: Fix possible null-ptr-deref when initing hw ASoC: Intel: avs: Fix PPLCxFMT calculation ASoC: Intel: avs: Fix deadlock when the failing IPC is SET_D0IX ASoC: codecs: hda: Fix RPM usage count underflow ASoC: amd: yc: Add support for Lenovo Yoga 7 16ARP8 ASoC: tas571x: fix tas5733 num_controls ...
2025-06-07platform/loongarch: laptop: Unregister generic_sub_drivers on exitYao Zi
Without correct unregisteration, ACPI notify handlers and the platform drivers installed by generic_subdriver_init() will become dangling references after removing the loongson_laptop module, triggering various kernel faults when a hotkey is sent or at kernel shutdown. Cc: stable@vger.kernel.org Fixes: 6246ed09111f ("LoongArch: Add ACPI-based generic laptop driver") Signed-off-by: Yao Zi <ziyao@disroot.org> Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2025-06-07platform/loongarch: laptop: Add backlight power control supportYao Zi
loongson_laptop_turn_{on,off}_backlight() are designed for controlling the power of the backlight, but they aren't really used in the driver previously. Unify these two functions since they only differ in arguments passed to ACPI method, and wire up loongson_laptop_backlight_update() to update the power state of the backlight as well. Tested on the TongFang L860-T2 Loongson-3A5000 laptop. Cc: stable@vger.kernel.org Fixes: 6246ed09111f ("LoongArch: Add ACPI-based generic laptop driver") Signed-off-by: Yao Zi <ziyao@disroot.org> Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2025-06-06Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsiLinus Torvalds
Pull SCSI fixes from James Bottomley: "Mostly trivial updates and bug fixes (core update is a comment spelling fix). The bigger UFS update is the clock scaling and frequency fixes" * tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: ufs: qcom: Prevent calling phy_exit() before phy_init() scsi: ufs: qcom: Call ufs_qcom_cfg_timers() in clock scaling path scsi: ufs: qcom: Map devfreq OPP freq to UniPro Core Clock freq scsi: ufs: qcom: Check gear against max gear in vop freq_to_gear() scsi: aacraid: Remove useless code scsi: core: devinfo: Fix typo in comment scsi: ufs: core: Don't perform UFS clkscaling during host async scan
2025-06-06Merge tag 's390-6.16-2' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux Pull more s390 updates from Heiko Carstens: - Add missing select CRYPTO_ENGINE to CRYPTO_PAES_S390 - Fix secure storage access exception handling when fault handling is disabled * tag 's390-6.16-2' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: s390/mm: Fix in_atomic() handling in do_secure_storage_access() s390/crypto: Select crypto engine in Kconfig when PAES is chosen
2025-06-06Merge tag 'spi-v6.16-merge-window' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi Pull more spi updates from Mark Brown: "A small set of updates that came in during the merge window, we've got: - Some small fixes for the Broadcom and spi-pci1xxxx drivers - A change to the QPIC SNAND driver to flag that the error correction features are less useful than people might be expecting - A new device ID for the SOPHGO SG2042 - The addition of Yang Shen as a Huawei maintainer" * tag 'spi-v6.16-merge-window' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: spi: spi-qpic-snand: document the limited bit error reporting capability spi: bcm63xx-hsspi: fix shared reset spi: bcm63xx-spi: fix shared reset MAINTAINERS: Update HiSilicon SFC driver maintainer MAINTAINERS: Update HiSilicon SPI Controller driver maintainer spi: dt-bindings: spi-sg2044-nor: Add SOPHGO SG2042 spi: spi-pci1xxxx: Fix Probe failure with Dual SPI instance with INTx interrupts
2025-06-06Merge tag 'regulator-fix-v6.16-merge-window' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator Pull regulator fix from Mark Brown: "A very minor fix that came in during the merge window, checking for I/O errors in the MAX14577 driver" * tag 'regulator-fix-v6.16-merge-window' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: regulator: max14577: Add error check for max14577_read_reg()
2025-06-06Merge tag 'pwm/for-6.16-rc1-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/ukleinek/linux Pull pwm fixes from Uwe Kleine-König: "axi-pwmgen: Fix handling of external clock The pwm-axi-pwmgen device is backed by an FPGA and can be synthesized in different ways. Relevant here is that it can use one or two external clock signals. These fix clock handling for the two clocks case" * tag 'pwm/for-6.16-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/ukleinek/linux: pwm: axi-pwmgen: fix missing separate external clock dt-bindings: pwm: adi,axi-pwmgen: Fix clocks
2025-06-06Merge tag 'block-6.16-20250606' of git://git.kernel.dk/linuxLinus Torvalds
Pull more block updates from Jens Axboe: - NVMe pull request via Christoph: - TCP error handling fix (Shin'ichiro Kawasaki) - TCP I/O stall handling fixes (Hannes Reinecke) - fix command limits status code (Keith Busch) - support vectored buffers also for passthrough (Pavel Begunkov) - spelling fixes (Yi Zhang) - MD pull request via Yu: - fix REQ_RAHEAD and REQ_NOWAIT IO err handling for raid1/10 - fix max_write_behind setting for dm-raid - some minor cleanups - Integrity data direction fix and cleanup - bcache NULL pointer fix - Fix for loop missing write start/end handling - Decouple hardware queues and IO threads in ublk - Slew of ublk selftests additions and updates * tag 'block-6.16-20250606' of git://git.kernel.dk/linux: (29 commits) nvme: spelling fixes nvme-tcp: fix I/O stalls on congested sockets nvme-tcp: sanitize request list handling nvme-tcp: remove tag set when second admin queue config fails nvme: enable vectored registered bufs for passthrough cmds nvme: fix implicit bool to flags conversion nvme: fix command limits status code selftests: ublk: kublk: improve behavior on init failure block: flip iter directions in blk_rq_integrity_map_user() block: drop direction param from bio_integrity_copy_user() selftests: ublk: cover PER_IO_DAEMON in more stress tests Documentation: ublk: document UBLK_F_PER_IO_DAEMON selftests: ublk: add stress test for per io daemons selftests: ublk: add functional test for per io daemons selftests: ublk: kublk: decouple ublk_queues from ublk server threads selftests: ublk: kublk: move per-thread data out of ublk_queue selftests: ublk: kublk: lift queue initialization out of thread selftests: ublk: kublk: tie sqe allocation to io instead of queue selftests: ublk: kublk: plumb q_id in io_uring user_data ublk: have a per-io daemon instead of a per-queue daemon ...
2025-06-06Merge tag 'usb-6.16-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb Pull USB / Thunderbolt updates from Greg KH: "Here is the big set of USB and Thunderbolt changes for 6.16-rc1. Included in here are the following: - USB offload support for audio devices. I think this takes the record for the most number of patch series (30+) over the longest period of time (2+ years) to get merged properly. Many props go to Wesley Cheng for seeing this effort through, they took a major out-of-tree hacked-up-monstrosity that was created by multiple vendors for their specific devices, got it all merged into a semi-coherent set of changes, and got all of the different major subsystems to agree on how this should be implemented both with changes to their code as well as userspace apis, AND wrangled the hardware companies into agreeing to go forward with this, despite making them all redo work they had already done in their private device trees. This feature offers major power savings on embedded devices where a USB audio stream can continue to flow while the rest of the system is sleeping, something that devices running on battery power really care about. There are still some more small tweaks left to be done here, and those patches are still out for review and arguing among the different hardware companies, but this is a major step forward and a great example of how to do upstream development well. - small number of thunderbolt fixes and updates, things seem to be slowing down here (famous last words...) - xhci refactors and reworking to try to handle some rough corner cases in some hardware implementations where things don't always work properly - typec driver updates - USB3 power management reworking and updates - Removal of some old and orphaned UDC gadget drivers that had not been used in a very long time, dropping over 11 thousand lines from the tree, always a nice thing, making up for the 12k lines added for the USB offload feature. - lots of little updates and fixes in different drivers All of these have been in linux-next for over 2 weeks, the USB offload logic has been in there for 8 weeks now, with no reported issues" * tag 'usb-6.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (172 commits) ALSA: usb-audio: qcom: fix USB_XHCI dependency ASoC: qdsp6: fix compile-testing without CONFIG_OF usb: misc: onboard_usb_dev: fix build warning for CONFIG_USB_ONBOARD_DEV_USB5744=n usb: typec: tipd: fix typo in TPS_STATUS_HIGH_VOLAGE_WARNING macro USB: typec: fix const issue in typec_match() USB: gadget: udc: fix const issue in gadget_match_driver() USB: gadget: fix up const issue with struct usb_function_instance USB: serial: pl2303: add new chip PL2303GC-Q20 and PL2303GT-2AB USB: serial: bus: fix const issue in usb_serial_device_match() usb: usbtmc: Fix timeout value in get_stb usb: usbtmc: Fix read_stb function and get_stb ioctl ALSA: qc_audio_offload: try to reduce address space confusion ALSA: qc_audio_offload: avoid leaking xfer_buf allocation ALSA: qc_audio_offload: rename dma/iova/va/cpu/phys variables ALSA: usb-audio: qcom: Fix an error handling path in qc_usb_audio_probe() usb: misc: onboard_usb_dev: Fix usb5744 initialization sequence dt-bindings: usb: ti,usb8041: Add binding for TI USB8044 hub controller usb: misc: onboard_usb_dev: Add support for TI TUSB8044 hub usb: gadget: lpc32xx_udc: Use USB API functions rather than constants usb: gadget: epautoconf: Use USB API functions rather than constants ...
2025-06-06Merge tag 'tty-6.16-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty Pull tty/serial updates from Greg KH: "Here is the big set of tty and serial driver changes for 6.16-rc1. A little more churn than normal in this portion of the kernel for this development cycle, Jiri and Nicholas were busy with cleanups and reviews and fixes for the vt unicode handling logic which composed most of the overall work in here. Major changes are: - vt unicode changes/reverts/changes from Nicholas. This should help out a lot with screen readers and others that rely on vt console support - lock guard additions to the core tty/serial code to clean up lots of error handling logic - 8250 driver updates and fixes - device tree conversions to yaml - sh-sci driver updates - other small cleanups and updates for serial drivers and tty core portions All of these have been in linux-next for 2 weeks with no reported issues" * tag 'tty-6.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (105 commits) tty: serial: 8250_omap: fix TX with DMA for am33xx vt: add VT_GETCONSIZECSRPOS to retrieve console size and cursor position vt: bracketed paste support vt: remove VT_RESIZE and VT_RESIZEX from vt_compat_ioctl() vt: process the full-width ASCII fallback range programmatically vt: make use of ucs_get_fallback() when glyph is unavailable vt: add ucs_get_fallback() vt: create ucs_fallback_table.h_shipped with gen_ucs_fallback_table.py vt: introduce gen_ucs_fallback_table.py to create ucs_fallback_table.h vt: move glyph determination to a separate function vt: make sure displayed double-width characters are remembered as such vt: ucs.c: fix misappropriate in_range() usage serial: max3100: Replace open-coded parity calculation with parity8() dt-bindings: serial: 8250_omap: Drop redundant properties dt-bindings: serial: Convert socionext,milbeaut-usio-uart to DT schema dt-bindings: serial: Convert microchip,pic32mzda-uart to DT schema dt-bindings: serial: Convert arm,sbsa-uart to DT schema dt-bindings: serial: Convert snps,arc-uart to DT schema dt-bindings: serial: Convert marvell,armada-3700-uart to DT schema dt-bindings: serial: Convert lantiq,asc to DT schema ...
2025-06-06Merge tag 'char-misc-6.16-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc Pull char / misc / iio driver updates from Greg KH: "Here is the big char/misc/iio and other small driver subsystem pull request for 6.16-rc1. Overall, a lot of individual changes, but nothing major, just the normal constant forward progress of new device support and cleanups to existing subsystems. Highlights in here are: - Large IIO driver updates and additions and device tree changes - Android binder bugfixes and logfile fixes - mhi driver updates - comedi driver updates - counter driver updates and additions - coresight driver updates and additions - echo driver removal as there are no in-kernel users of it - nvmem driver updates - spmi driver updates - new amd-sbi driver "subsystem" and drivers added - rust miscdriver binding documentation fix - other small driver fixes and updates (uio, w1, acrn, hpet, xillybus, cardreader drivers, fastrpc and others) All of these have been in linux-next for quite a while with no reported problems" * tag 'char-misc-6.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (390 commits) binder: fix yet another UAF in binder_devices counter: microchip-tcb-capture: Add watch validation support dt-bindings: iio: adc: Add ROHM BD79100G iio: adc: add support for Nuvoton NCT7201 dt-bindings: iio: adc: add NCT7201 ADCs iio: chemical: Add driver for SEN0322 dt-bindings: trivial-devices: Document SEN0322 iio: adc: ad7768-1: reorganize driver headers iio: bmp280: zero-init buffer iio: ssp_sensors: optimalize -> optimize HID: sensor-hub: Fix typo and improve documentation iio: admv1013: replace redundant ternary operator with just len iio: chemical: mhz19b: Fix error code in probe() iio: adc: at91-sama5d2: use IIO_DECLARE_BUFFER_WITH_TS iio: accel: sca3300: use IIO_DECLARE_BUFFER_WITH_TS iio: adc: ad7380: use IIO_DECLARE_DMA_BUFFER_WITH_TS iio: adc: ad4695: rename AD4695_MAX_VIN_CHANNELS iio: adc: ad4695: use IIO_DECLARE_DMA_BUFFER_WITH_TS iio: introduce IIO_DECLARE_BUFFER_WITH_TS macros iio: make IIO_DMA_MINALIGN minimum of 8 bytes ...
2025-06-06Merge tag 'staging-6.16-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging Pull staging driver updates from Greg KH: "Here is the "big" set of staging driver changes for 6.16-rc1. Included in here are: - gpib driver cleanups and updates. This subsystem is _almost_ ready to be merged into the main portion of the kernel tree. Hopefully should happen in the next kernel merge cycle if all goes well. - sm750fb driver cleanups - rtl8723bs driver cleanups - other small driver cleanups for coding style issues All of these have been in for over 2 weeks with no reported issues" * tag 'staging-6.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (203 commits) staging: rtl8723bs: remove unnecessary braces for single statement blocks staging: rtl8723bs: Removed multiple blank lines of rtw_pwrctrl.c staging: sm750fb: rename `hw_sm750le_setBLANK` staging: sm750fb: rename `hw_sm750_setBLANK` staging: sm750fb: rename `hw_sm750_setColReg` staging: sm750fb: rename `hw_sm750_crtc_setMode` staging: sm750fb: rename `hw_sm750_crtc_checkMode` staging: sm750fb: rename `hw_sm750_output_setMode` staging: sm750fb: rename `hw_sm750le_deWait` staging: sm750fb: rename `hw_sm750_deWait` staging: sm750fb: rename `hw_sm750_initAccel` staging: gpib: switch to kmalloc(sizeof(*status)) staging: gpib: Fix secondary address restriction staging: gpib: Fix uapi include header guard name staging: gpib: Avoid unused variable warning staging: gpib: Declare driver entry points static staging: gpib: Fix PCMCIA config identifier staging: gpib: Avoid unused variable warnings staging: gpib: Fix lpvo request_system_control staging: sm750fb: rename sm750_hw_cursor_setData2 ...
2025-06-06Merge tag 'drm-fixes-2025-06-06' of https://gitlab.freedesktop.org/drm/kernelLinus Torvalds
Pull more drm fixes from Simona Vetter: "Another small batch of drm fixes, this time with a different baseline and hence separate. Drivers: - ivpu: - dma_resv locking - warning fixes - reset failure handling - improve logging - update fw file names - fix cmdqueue unregister - panel-simple: add Evervision VGG644804 Core Changes: - sysfb: screen_info type check - video: screen_info for relocated pci fb - drm/sched: signal fence of killed job - dummycon: deferred takeover fix" * tag 'drm-fixes-2025-06-06' of https://gitlab.freedesktop.org/drm/kernel: sysfb: Fix screen_info type check for VGA video: screen_info: Relocate framebuffers behind PCI bridges accel/ivpu: Fix warning in ivpu_gem_bo_free() accel/ivpu: Trigger device recovery on engine reset/resume failure accel/ivpu: Use dma_resv_lock() instead of a custom mutex drm/panel-simple: fix the warnings for the Evervision VGG644804 accel/ivpu: Reorder Doorbell Unregister and Command Queue Destruction accel/ivpu: Use firmware names from upstream repo accel/ivpu: Improve buffer object logging dummycon: Trigger redraw when switching consoles with deferred takeover drm/scheduler: signal scheduled fence when kill job