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2021-06-04usb: typec: tcpm: cancel vdm and state machine hrtimer when unregister tcpm portLi Jun
A pending hrtimer may expire after the kthread_worker of tcpm port is destroyed, see below kernel dump when do module unload, fix it by cancel the 2 hrtimers. [ 111.517018] Unable to handle kernel paging request at virtual address ffff8000118cb880 [ 111.518786] blk_update_request: I/O error, dev sda, sector 60061185 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 111.526594] Mem abort info: [ 111.526597] ESR = 0x96000047 [ 111.526600] EC = 0x25: DABT (current EL), IL = 32 bits [ 111.526604] SET = 0, FnV = 0 [ 111.526607] EA = 0, S1PTW = 0 [ 111.526610] Data abort info: [ 111.526612] ISV = 0, ISS = 0x00000047 [ 111.526615] CM = 0, WnR = 1 [ 111.526619] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000041d75000 [ 111.526623] [ffff8000118cb880] pgd=10000001bffff003, p4d=10000001bffff003, pud=10000001bfffe003, pmd=10000001bfffa003, pte=0000000000000000 [ 111.526642] Internal error: Oops: 96000047 [#1] PREEMPT SMP [ 111.526647] Modules linked in: dwc3_imx8mp dwc3 phy_fsl_imx8mq_usb [last unloaded: tcpci] [ 111.526663] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.13.0-rc4-00927-gebbe9dbd802c-dirty #36 [ 111.526670] Hardware name: NXP i.MX8MPlus EVK board (DT) [ 111.526674] pstate: 800000c5 (Nzcv daIF -PAN -UAO -TCO BTYPE=--) [ 111.526681] pc : queued_spin_lock_slowpath+0x1a0/0x390 [ 111.526695] lr : _raw_spin_lock_irqsave+0x88/0xb4 [ 111.526703] sp : ffff800010003e20 [ 111.526706] x29: ffff800010003e20 x28: ffff00017f380180 [ 111.537156] buffer_io_error: 6 callbacks suppressed [ 111.537162] Buffer I/O error on dev sda1, logical block 60040704, async page read [ 111.539932] x27: ffff00017f3801c0 [ 111.539938] x26: ffff800010ba2490 x25: 0000000000000000 x24: 0000000000000001 [ 111.543025] blk_update_request: I/O error, dev sda, sector 60061186 op 0x0:(READ) flags 0x0 phys_seg 7 prio class 0 [ 111.548304] [ 111.548306] x23: 00000000000000c0 x22: ffff0000c2a9f184 x21: ffff00017f380180 [ 111.551374] Buffer I/O error on dev sda1, logical block 60040705, async page read [ 111.554499] [ 111.554503] x20: ffff0000c5f14210 x19: 00000000000000c0 x18: 0000000000000000 [ 111.557391] Buffer I/O error on dev sda1, logical block 60040706, async page read [ 111.561218] [ 111.561222] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000 [ 111.564205] Buffer I/O error on dev sda1, logical block 60040707, async page read [ 111.570887] x14: 00000000000000f5 x13: 0000000000000001 x12: 0000000000000040 [ 111.570902] x11: ffff0000c05ac6d8 [ 111.583420] Buffer I/O error on dev sda1, logical block 60040708, async page read [ 111.588978] x10: 0000000000000000 x9 : 0000000000040000 [ 111.588988] x8 : 0000000000000000 [ 111.597173] Buffer I/O error on dev sda1, logical block 60040709, async page read [ 111.605766] x7 : ffff00017f384880 x6 : ffff8000118cb880 [ 111.605777] x5 : ffff00017f384880 [ 111.611094] Buffer I/O error on dev sda1, logical block 60040710, async page read [ 111.617086] x4 : 0000000000000000 x3 : ffff0000c2a9f184 [ 111.617096] x2 : ffff8000118cb880 [ 111.622242] Buffer I/O error on dev sda1, logical block 60040711, async page read [ 111.626927] x1 : ffff8000118cb880 x0 : ffff00017f384888 [ 111.626938] Call trace: [ 111.626942] queued_spin_lock_slowpath+0x1a0/0x390 [ 111.795809] kthread_queue_work+0x30/0xc0 [ 111.799828] state_machine_timer_handler+0x20/0x30 [ 111.804624] __hrtimer_run_queues+0x140/0x1e0 [ 111.808990] hrtimer_interrupt+0xec/0x2c0 [ 111.813004] arch_timer_handler_phys+0x38/0x50 [ 111.817456] handle_percpu_devid_irq+0x88/0x150 [ 111.821991] __handle_domain_irq+0x80/0xe0 [ 111.826093] gic_handle_irq+0xc0/0x140 [ 111.829848] el1_irq+0xbc/0x154 [ 111.832991] arch_cpu_idle+0x1c/0x2c [ 111.836572] default_idle_call+0x24/0x6c [ 111.840497] do_idle+0x238/0x2ac [ 111.843729] cpu_startup_entry+0x2c/0x70 [ 111.847657] rest_init+0xdc/0xec [ 111.850890] arch_call_rest_init+0x14/0x20 [ 111.854988] start_kernel+0x508/0x540 [ 111.858659] Code: 910020e0 8b0200c2 f861d884 aa0203e1 (f8246827) [ 111.864760] ---[ end trace 308b9a4a3dcb73ac ]--- [ 111.869381] Kernel panic - not syncing: Oops: Fatal exception in interrupt [ 111.876258] SMP: stopping secondary CPUs [ 111.880185] Kernel Offset: disabled [ 111.883673] CPU features: 0x00001001,20000846 [ 111.888031] Memory Limit: none [ 111.891090] ---[ end Kernel panic - not syncing: Oops: Fatal exception in interrupt ]--- Fixes: 3ed8e1c2ac99 ("usb: typec: tcpm: Migrate workqueue to RT priority for processing events") Cc: stable <stable@vger.kernel.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Li Jun <jun.li@nxp.com> Link: https://lore.kernel.org/r/1622627829-11070-1-git-send-email-jun.li@nxp.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-06-04usb: typec: tcpm: Properly handle Alert and Status MessagesKyle Tso
When receiving Alert Message, if it is not unexpected but is unsupported for some reason, the port should return Not_Supported Message response. Also, according to PD3.0 Spec 6.5.2.1.4 Event Flags Field, the OTP/OVP/OCP flags in the Event Flags field in Status Message no longer require Get_PPS_Status Message to clear them. Thus remove it when receiving Status Message with those flags being set. In addition, add the missing AMS operations for Status Message. Fixes: 64f7c494a3c0 ("typec: tcpm: Add support for sink PPS related messages") Fixes: 0908c5aca31e ("usb: typec: tcpm: AMS and Collision Avoidance") Signed-off-by: Kyle Tso <kyletso@google.com> Link: https://lore.kernel.org/r/20210531164928.2368606-1-kyletso@google.com Cc: stable <stable@vger.kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-06-04usb: dwc3-meson-g12a: fix usb2 PHY glue init when phy0 is disabledNeil Armstrong
When only PHY1 is used (for example on Odroid-HC4), the regmap init code uses the usb2 ports when doesn't initialize the PHY1 regmap entry. This fixes: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000020 ... pc : regmap_update_bits_base+0x40/0xa0 lr : dwc3_meson_g12a_usb2_init_phy+0x4c/0xf8 ... Call trace: regmap_update_bits_base+0x40/0xa0 dwc3_meson_g12a_usb2_init_phy+0x4c/0xf8 dwc3_meson_g12a_usb2_init+0x7c/0xc8 dwc3_meson_g12a_usb_init+0x28/0x48 dwc3_meson_g12a_probe+0x298/0x540 platform_probe+0x70/0xe0 really_probe+0xf0/0x4d8 driver_probe_device+0xfc/0x168 ... Fixes: 013af227f58a97 ("usb: dwc3: meson-g12a: handle the phy and glue registers separately") Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> Cc: stable <stable@vger.kernel.org> Link: https://lore.kernel.org/r/20210601084830.260196-1-narmstrong@baylibre.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-06-04usb: dwc3: meson-g12a: Disable the regulator in the error handling path of ↵Christophe JAILLET
the probe If an error occurs after a successful 'regulator_enable()' call, 'regulator_disable()' must be called. Fix the error handling path of the probe accordingly. The remove function doesn't need to be fixed, because the 'regulator_disable()' call is already hidden in 'dwc3_meson_g12a_suspend()' which is called via 'pm_runtime_set_suspended()' in the remove function. Fixes: c99993376f72 ("usb: dwc3: Add Amlogic G12A DWC3 glue") Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Acked-by: Neil Armstrong <narmstrong@baylibre.com> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Link: https://lore.kernel.org/r/79df054046224bbb0716a8c5c2082650290eec86.1621616013.git.christophe.jaillet@wanadoo.fr Cc: stable <stable@vger.kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-06-04Merge tag 'phy-fixes-5.13' of ↵Greg Kroah-Hartman
git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy into char-misc-linus Vinod writes: phy: fixes for 5.13 Phy driver fixes for few drivers: cadence, mtk-tphy, sparx5, wiz mostly fixing error code and checking return codes etc * tag 'phy-fixes-5.13' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy: phy: Sparx5 Eth SerDes: check return value after calling platform_get_resource() phy: ralink: phy-mt7621-pci: drop 'of_match_ptr' to fix -Wunused-const-variable phy: ti: Fix an error code in wiz_probe() phy: phy-mtk-tphy: Fix some resource leaks in mtk_phy_init() phy: cadence: Sierra: Fix error return code in cdns_sierra_phy_probe() phy: usb: Fix misuse of IS_ENABLED
2021-06-04usb: typec: tcpm: Fix misuses of AMS invocationKyle Tso
tcpm_ams_start is used to initiate an AMS as well as checking Collision Avoidance conditions but not for flagging passive AMS (initiated by the port partner). Fix the misuses of tcpm_ams_start in tcpm_pd_svdm. ATTENTION doesn't need responses so the AMS flag is not needed here. Fixes: 0bc3ee92880d ("usb: typec: tcpm: Properly interrupt VDM AMS") Signed-off-by: Kyle Tso <kyletso@google.com> Link: https://lore.kernel.org/r/20210601123151.3441914-5-kyletso@google.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-06-04usb: typec: tcpm: Introduce snk_vdo_v1 for SVDM version 1.0Kyle Tso
The ID Header VDO and Product VDOs defined in USB PD Spec rev 2.0 and rev 3.1 are quite different. Add an additional array snk_vdo_v1 and send it as the response to the port partner if it only supports SVDM version 1.0. Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Signed-off-by: Kyle Tso <kyletso@google.com> Link: https://lore.kernel.org/r/20210601123151.3441914-4-kyletso@google.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-06-04usb: typec: tcpm: Correct the responses in SVDM Version 2.0 DFPKyle Tso
In USB PD Spec Rev 3.1 Ver 1.0, section "6.12.5 Applicability of Structured VDM Commands", DFP is allowed and recommended to respond to Discovery Identity with ACK. And in section "6.4.4.2.5.1 Commands other than Attention", NAK should be returned only when receiving Messages with invalid fields, Messages in wrong situation, or unrecognize Messages. Still keep the original design for SVDM Version 1.0 for backward compatibilities. Fixes: 193a68011fdc ("staging: typec: tcpm: Respond to Discover Identity commands") Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Signed-off-by: Kyle Tso <kyletso@google.com> Link: https://lore.kernel.org/r/20210601123151.3441914-2-kyletso@google.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-06-04Revert "usb: dwc3: core: Add shutdown callback for dwc3"Alexandru Elisei
This reverts commit 568262bf5492a9bb2fcc4c204b8d38fd6be64e28. The commit causes the following panic when shutting down a rockpro64-v2 board: [..] [ 41.684569] xhci-hcd xhci-hcd.2.auto: USB bus 1 deregistered [ 41.686301] Unable to handle kernel NULL pointer dereference at virtual address 00000000000000a0 [ 41.687096] Mem abort info: [ 41.687345] ESR = 0x96000004 [ 41.687615] EC = 0x25: DABT (current EL), IL = 32 bits [ 41.688082] SET = 0, FnV = 0 [ 41.688352] EA = 0, S1PTW = 0 [ 41.688628] Data abort info: [ 41.688882] ISV = 0, ISS = 0x00000004 [ 41.689219] CM = 0, WnR = 0 [ 41.689481] user pgtable: 4k pages, 48-bit VAs, pgdp=00000000073b2000 [ 41.690046] [00000000000000a0] pgd=0000000000000000, p4d=0000000000000000 [ 41.690654] Internal error: Oops: 96000004 [#1] PREEMPT SMP [ 41.691143] Modules linked in: [ 41.691416] CPU: 5 PID: 1 Comm: shutdown Not tainted 5.13.0-rc4 #43 [ 41.691966] Hardware name: Pine64 RockPro64 v2.0 (DT) [ 41.692409] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--) [ 41.692937] pc : down_read_interruptible+0xec/0x200 [ 41.693373] lr : simple_recursive_removal+0x48/0x280 [ 41.693815] sp : ffff800011fab910 [ 41.694107] x29: ffff800011fab910 x28: ffff0000008fe480 x27: ffff0000008fe4d8 [ 41.694736] x26: ffff800011529a90 x25: 00000000000000a0 x24: ffff800011edd030 [ 41.695364] x23: 0000000000000080 x22: 0000000000000000 x21: ffff800011f23994 [ 41.695992] x20: ffff800011f23998 x19: ffff0000008fe480 x18: ffffffffffffffff [ 41.696620] x17: 000c0400bb44ffff x16: 0000000000000009 x15: ffff800091faba3d [ 41.697248] x14: 0000000000000004 x13: 0000000000000000 x12: 0000000000000020 [ 41.697875] x11: 0101010101010101 x10: 7f7f7f7f7f7f7f7f x9 : 6f6c746364716e62 [ 41.698502] x8 : 7f7f7f7f7f7f7f7f x7 : fefefeff6364626d x6 : 0000000000000440 [ 41.699130] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 00000000000000a0 [ 41.699758] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 00000000000000a0 [ 41.700386] Call trace: [ 41.700602] down_read_interruptible+0xec/0x200 [ 41.701003] debugfs_remove+0x5c/0x80 [ 41.701328] dwc3_debugfs_exit+0x1c/0x6c [ 41.701676] dwc3_remove+0x34/0x1a0 [ 41.701988] platform_remove+0x28/0x60 [ 41.702322] __device_release_driver+0x188/0x22c [ 41.702730] device_release_driver+0x2c/0x44 [ 41.703106] bus_remove_device+0x124/0x130 [ 41.703468] device_del+0x16c/0x424 [ 41.703777] platform_device_del.part.0+0x1c/0x90 [ 41.704193] platform_device_unregister+0x28/0x44 [ 41.704608] of_platform_device_destroy+0xe8/0x100 [ 41.705031] device_for_each_child_reverse+0x64/0xb4 [ 41.705470] of_platform_depopulate+0x40/0x84 [ 41.705853] __dwc3_of_simple_teardown+0x20/0xd4 [ 41.706260] dwc3_of_simple_shutdown+0x14/0x20 [ 41.706652] platform_shutdown+0x28/0x40 [ 41.706998] device_shutdown+0x158/0x330 [ 41.707344] kernel_power_off+0x38/0x7c [ 41.707684] __do_sys_reboot+0x16c/0x2a0 [ 41.708029] __arm64_sys_reboot+0x28/0x34 [ 41.708383] invoke_syscall+0x48/0x114 [ 41.708716] el0_svc_common.constprop.0+0x44/0xdc [ 41.709131] do_el0_svc+0x28/0x90 [ 41.709426] el0_svc+0x2c/0x54 [ 41.709698] el0_sync_handler+0xa4/0x130 [ 41.710045] el0_sync+0x198/0x1c0 [ 41.710342] Code: c8047c62 35ffff84 17fffe5f f9800071 (c85ffc60) [ 41.710881] ---[ end trace 406377df5178f75c ]--- [ 41.711299] Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b [ 41.712084] Kernel Offset: disabled [ 41.712391] CPU features: 0x10001031,20000846 [ 41.712775] Memory Limit: none [ 41.713049] ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b ]--- As Felipe explained: "dwc3_shutdown() is just called dwc3_remove() directly, then we end up calling debugfs_remove_recursive() twice." Reverting the commit fixes the panic. Fixes: 568262bf5492 ("usb: dwc3: core: Add shutdown callback for dwc3") Acked-by: Felipe Balbi <balbi@kernel.org> Signed-off-by: Alexandru Elisei <alexandru.elisei@arm.com> Link: https://lore.kernel.org/r/20210603151742.298243-1-alexandru.elisei@arm.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-06-04Merge tag 'drm/tegra/for-5.13-rc5' of ↵Dave Airlie
ssh://git.freedesktop.org/git/tegra/linux into drm-fixes drm/tegra: Fixes for v5.13-rc5 The most important change here fixes a race condition that causes either HDA or (more frequently) display to malfunction because they race for enabling the SOR power domain at probe time. Other than that, there's a couple of build warnings for issues introduced in v5.13 as well as some minor fixes, such as reference leak plugs. Signed-off-by: Dave Airlie <airlied@redhat.com> From: Thierry Reding <thierry.reding@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210603144624.788861-1-thierry.reding@gmail.com
2021-06-04Merge tag 'amd-drm-fixes-5.13-2021-06-02' of ↵Dave Airlie
https://gitlab.freedesktop.org/agd5f/linux into drm-fixes amd-drm-fixes-5.13-2021-06-02: amdgpu: - Display fixes - FRU EEPROM error handling fix - RAS fix - PSP fix - Releasing pinned BO fix Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210603040410.4080-1-alexander.deucher@amd.com
2021-06-03Merge tag 'for-net-2021-06-03' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth bluetooth pull request for net: - Fixes UAF and CVE-2021-3564 - Fix VIRTIO_ID_BT to use an unassigned ID - Fix firmware loading on some Intel Controllers Signed-off-by: David S. Miller <davem@davemloft.net>
2021-06-03virtio-net: fix for skb_over_panic inside big modeXuan Zhuo
In virtio-net's large packet mode, there is a hole in the space behind buf. hdr_padded_len - hdr_len We must take this into account when calculating tailroom. [ 44.544385] skb_put.cold (net/core/skbuff.c:5254 (discriminator 1) net/core/skbuff.c:5252 (discriminator 1)) [ 44.544864] page_to_skb (drivers/net/virtio_net.c:485) [ 44.545361] receive_buf (drivers/net/virtio_net.c:849 drivers/net/virtio_net.c:1131) [ 44.545870] ? netif_receive_skb_list_internal (net/core/dev.c:5714) [ 44.546628] ? dev_gro_receive (net/core/dev.c:6103) [ 44.547135] ? napi_complete_done (./include/linux/list.h:35 net/core/dev.c:5867 net/core/dev.c:5862 net/core/dev.c:6565) [ 44.547672] virtnet_poll (drivers/net/virtio_net.c:1427 drivers/net/virtio_net.c:1525) [ 44.548251] __napi_poll (net/core/dev.c:6985) [ 44.548744] net_rx_action (net/core/dev.c:7054 net/core/dev.c:7139) [ 44.549264] __do_softirq (./arch/x86/include/asm/jump_label.h:19 ./include/linux/jump_label.h:200 ./include/trace/events/irq.h:142 kernel/softirq.c:560) [ 44.549762] irq_exit_rcu (kernel/softirq.c:433 kernel/softirq.c:637 kernel/softirq.c:649) [ 44.551384] common_interrupt (arch/x86/kernel/irq.c:240 (discriminator 13)) [ 44.551991] ? asm_common_interrupt (./arch/x86/include/asm/idtentry.h:638) [ 44.552654] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:638) Fixes: fb32856b16ad ("virtio-net: page_to_skb() use build_skb when there's sufficient tailroom") Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com> Reported-by: Corentin Noël <corentin.noel@collabora.com> Tested-by: Corentin Noël <corentin.noel@collabora.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2021-06-03Merge tag 'ieee802154-for-davem-2021-06-03' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/sschmidt/wpan Stefan Schmidt says: ==================== An update from ieee802154 for your *net* tree. This time we have fixes for the ieee802154 netlink code, as well as a driver fix. Zhen Lei, Wei Yongjun and Yang Li each had a patch to cleanup some return code handling ensuring we actually get a real error code when things fails. Dan Robertson fixed a potential null dereference in our netlink handling. Andy Shevchenko removed of_match_ptr()usage in the mrf24j40 driver. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2021-06-03Merge tag 'wireless-drivers-2021-06-03' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers Kalle Valo says: ==================== wireless-drivers fixes for v5.13 We have only mt76 fixes this time, most important being the fix for A-MSDU injection attacks. mt76 * mitigate A-MSDU injection attacks (CVE-2020-24588) * fix possible array out of bound access in mt7921_mcu_tx_rate_report * various aggregation and HE setting fixes * suspend/resume fix for pci devices * mt7615: fix crash when runtime-pm is not supported ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2021-06-03cxgb4: fix regression with HASH tc prio value updateRahul Lakkireddy
commit db43b30cd89c ("cxgb4: add ethtool n-tuple filter deletion") has moved searching for next highest priority HASH filter rule to cxgb4_flow_rule_destroy(), which searches the rhashtable before the the rule is removed from it and hence always finds at least 1 entry. Fix by removing the rule from rhashtable first before calling cxgb4_flow_rule_destroy() and hence avoid fetching stale info. Fixes: db43b30cd89c ("cxgb4: add ethtool n-tuple filter deletion") Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2021-06-04Merge tag 'drm-intel-fixes-2021-06-03' of ↵Dave Airlie
git://anongit.freedesktop.org/drm/drm-intel into drm-fixes drm/i915 fixes for v5.13-rc5: - Revert conversion to io_mapping_map_user() which lead to BUG_ON() - Fix check for error valued returns in a selftest Signed-off-by: Dave Airlie <airlied@redhat.com> From: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/87lf7rpcmp.fsf@intel.com
2021-06-03Bluetooth: btusb: Fix failing to init controllers with operation firmwareLuiz Augusto von Dentz
Some firmware when operation don't may have broken versions leading to error like the following: [ 6.176482] Bluetooth: hci0: Firmware revision 0.0 build 121 week 7 2021 [ 6.177906] bluetooth hci0: Direct firmware load for intel/ibt-20-0-0.sfi failed with error -2 [ 6.177910] Bluetooth: hci0: Failed to load Intel firmware file intel/ibt-20-0-0.sfi (-2) Since we load the firmware file just to check if its version had changed comparing to the one already loaded we can just skip since the firmware is already operation. Fixes: ac0565462e330 ("Bluetooth: btintel: Check firmware version before download") Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2021-06-03i2c: tegra-bpmp: Demote kernel-doc abusesLee Jones
Fixes the following W=1 kernel build warning(s): drivers/i2c/busses/i2c-tegra-bpmp.c:86: warning: Function parameter or member 'i2c' not described in 'tegra_bpmp_serialize_i2c_msg' drivers/i2c/busses/i2c-tegra-bpmp.c:86: warning: Function parameter or member 'request' not described in 'tegra_bpmp_serialize_i2c_msg' drivers/i2c/busses/i2c-tegra-bpmp.c:86: warning: Function parameter or member 'msgs' not described in 'tegra_bpmp_serialize_i2c_msg' drivers/i2c/busses/i2c-tegra-bpmp.c:86: warning: Function parameter or member 'num' not described in 'tegra_bpmp_serialize_i2c_msg' drivers/i2c/busses/i2c-tegra-bpmp.c:86: warning: expecting prototype for The serialized I2C format is simply the following(). Prototype was for tegra_bpmp_serialize_i2c_msg() instead drivers/i2c/busses/i2c-tegra-bpmp.c:130: warning: Function parameter or member 'i2c' not described in 'tegra_bpmp_i2c_deserialize' drivers/i2c/busses/i2c-tegra-bpmp.c:130: warning: Function parameter or member 'response' not described in 'tegra_bpmp_i2c_deserialize' drivers/i2c/busses/i2c-tegra-bpmp.c:130: warning: Function parameter or member 'msgs' not described in 'tegra_bpmp_i2c_deserialize' drivers/i2c/busses/i2c-tegra-bpmp.c:130: warning: Function parameter or member 'num' not described in 'tegra_bpmp_i2c_deserialize' drivers/i2c/busses/i2c-tegra-bpmp.c:130: warning: expecting prototype for The data in the BPMP(). Prototype was for tegra_bpmp_i2c_deserialize() instead Signed-off-by: Lee Jones <lee.jones@linaro.org> Acked-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Wolfram Sang <wsa@kernel.org>
2021-06-03i2c: altera: Fix formatting issue in struct and demote unworthy kernel-doc ↵Lee Jones
headers Fixes the following W=1 kernel build warning(s): drivers/i2c/busses/i2c-altera.c:74: warning: cannot understand function prototype: 'struct altr_i2c_dev ' drivers/i2c/busses/i2c-altera.c:180: warning: Function parameter or member 'idev' not described in 'altr_i2c_transfer' drivers/i2c/busses/i2c-altera.c:180: warning: Function parameter or member 'data' not described in 'altr_i2c_transfer' drivers/i2c/busses/i2c-altera.c:193: warning: Function parameter or member 'idev' not described in 'altr_i2c_empty_rx_fifo' drivers/i2c/busses/i2c-altera.c:209: warning: Function parameter or member 'idev' not described in 'altr_i2c_fill_tx_fifo' Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Wolfram Sang <wsa@kernel.org>
2021-06-03Merge tag 'vfio-v5.13-rc5' of git://github.com/awilliam/linux-vfioLinus Torvalds
Pull VFIO fixes from Alex Williamson: - Fix error path return value (Zhen Lei) - Add vfio-pci CONFIG_MMU dependency (Randy Dunlap) - Replace open coding with struct_size() (Gustavo A. R. Silva) - Fix sample driver error path (Wei Yongjun) - Fix vfio-platform error path module_put() (Max Gurtovoy) * tag 'vfio-v5.13-rc5' of git://github.com/awilliam/linux-vfio: vfio/platform: fix module_put call in error flow samples: vfio-mdev: fix error handing in mdpy_fb_probe() vfio/iommu_type1: Use struct_size() for kzalloc() vfio/pci: zap_vma_ptes() needs MMU vfio/pci: Fix error return code in vfio_ecap_init()
2021-06-03Merge tag 'block-5.13-2021-06-03' of git://git.kernel.dk/linux-blockLinus Torvalds
Pull block fixes from Jens Axboe: "NVMe fixes from Christoph: - Fix corruption in RDMA in-capsule SGLs (Sagi Grimberg) - nvme-loop reset fixes (Hannes Reinecke) - nvmet fix for freeing unallocated p2pmem (Max Gurtovoy)" * tag 'block-5.13-2021-06-03' of git://git.kernel.dk/linux-block: nvmet: fix freeing unallocated p2pmem nvme-loop: do not warn for deleted controllers during reset nvme-loop: check for NVME_LOOP_Q_LIVE in nvme_loop_destroy_admin_queue() nvme-loop: clear NVME_LOOP_Q_LIVE when nvme_loop_configure_admin_queue() fails nvme-loop: reset queue count to 1 in nvme_loop_destroy_io_queues() nvme-rdma: fix in-casule data send for chained sgls
2021-06-03regulator: rt4801: Fix NULL pointer dereference if priv->enable_gpios is NULLAxel Lin
devm_gpiod_get_array_optional may return NULL if no GPIO was assigned. Signed-off-by: Axel Lin <axel.lin@ingics.com> Link: https://lore.kernel.org/r/20210603094944.1114156-1-axel.lin@ingics.com Signed-off-by: Mark Brown <broonie@kernel.org>
2021-06-03usb: dwc3: debugfs: Add and remove endpoint dirs dynamicallyJack Pham
The DWC3 DebugFS directory and files are currently created once during probe. This includes creation of subdirectories for each of the gadget's endpoints. This works fine for peripheral-only controllers, as dwc3_core_init_mode() calls dwc3_gadget_init() just prior to calling dwc3_debugfs_init(). However, for dual-role controllers, dwc3_core_init_mode() will instead call dwc3_drd_init() which is problematic in a few ways. First, the initial state must be determined, then dwc3_set_mode() will have to schedule drd_work and by then dwc3_debugfs_init() could have already been invoked. Even if the initial mode is peripheral, dwc3_gadget_init() happens after the DebugFS files are created, and worse so if the initial state is host and the controller switches to peripheral much later. And secondly, even if the gadget endpoints' debug entries were successfully created, if the controller exits peripheral mode, its dwc3_eps are freed so the debug files would now hold stale references. So it is best if the DebugFS endpoint entries are created and removed dynamically at the same time the underlying dwc3_eps are. Do this by calling dwc3_debugfs_create_endpoint_dir() as each endpoint is created, and conversely remove the DebugFS entry when the endpoint is freed. Fixes: 41ce1456e1db ("usb: dwc3: core: make dwc3_set_mode() work properly") Cc: stable <stable@vger.kernel.org> Reviewed-by: Peter Chen <peter.chen@kernel.org> Signed-off-by: Jack Pham <jackp@codeaurora.org> Link: https://lore.kernel.org/r/20210529192932.22912-1-jackp@codeaurora.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-06-03RDMA/mlx4: Do not map the core_clock page to user space unless enabledShay Drory
Currently when mlx4 maps the hca_core_clock page to the user space there are read-modifiable registers, one of which is semaphore, on this page as well as the clock counter. If user reads the wrong offset, it can modify the semaphore and hang the device. Do not map the hca_core_clock page to the user space unless the device has been put in a backwards compatibility mode to support this feature. After this patch, mlx4 core_clock won't be mapped to user space on the majority of existing devices and the uverbs device time feature in ibv_query_rt_values_ex() will be disabled. Fixes: 52033cfb5aab ("IB/mlx4: Add mmap call to map the hardware clock") Link: https://lore.kernel.org/r/9632304e0d6790af84b3b706d8c18732bc0d5e27.1622726305.git.leonro@nvidia.com Signed-off-by: Shay Drory <shayd@nvidia.com> Signed-off-by: Leon Romanovsky <leonro@nvidia.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
2021-06-03RDMA/mlx5: Use different doorbell memory for different processesMark Zhang
In a fork scenario, the parent and child can have same virtual address and also share the uverbs fd. That causes to the list_for_each_entry search return same doorbell physical page for all processes, even though that page has been COW' or copied. This patch takes the mm_struct into consideration during search, to make sure that VA's belonging to different processes are not intermixed. Resolves the malfunction of uverbs after fork in some specific cases. Fixes: e126ba97dba9 ("mlx5: Add driver for Mellanox Connect-IB adapters") Link: https://lore.kernel.org/r/feacc23fe0bc6e1088c6824d5583798745e72405.1622726212.git.leonro@nvidia.com Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Signed-off-by: Mark Zhang <markzhang@nvidia.com> Signed-off-by: Leon Romanovsky <leonro@nvidia.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
2021-06-03ice: track AF_XDP ZC enabled queues in bitmapMaciej Fijalkowski
Commit c7a219048e45 ("ice: Remove xsk_buff_pool from VSI structure") silently introduced a regression and broke the Tx side of AF_XDP in copy mode. xsk_pool on ice_ring is set only based on the existence of the XDP prog on the VSI which in turn picks ice_clean_tx_irq_zc to be executed. That is not something that should happen for copy mode as it should use the regular data path ice_clean_tx_irq. This results in a following splat when xdpsock is run in txonly or l2fwd scenarios in copy mode: <snip> [ 106.050195] BUG: kernel NULL pointer dereference, address: 0000000000000030 [ 106.057269] #PF: supervisor read access in kernel mode [ 106.062493] #PF: error_code(0x0000) - not-present page [ 106.067709] PGD 0 P4D 0 [ 106.070293] Oops: 0000 [#1] PREEMPT SMP NOPTI [ 106.074721] CPU: 61 PID: 0 Comm: swapper/61 Not tainted 5.12.0-rc2+ #45 [ 106.081436] Hardware name: Intel Corporation S2600WFT/S2600WFT, BIOS SE5C620.86B.02.01.0008.031920191559 03/19/2019 [ 106.092027] RIP: 0010:xp_raw_get_dma+0x36/0x50 [ 106.096551] Code: 74 14 48 b8 ff ff ff ff ff ff 00 00 48 21 f0 48 c1 ee 30 48 01 c6 48 8b 87 90 00 00 00 48 89 f2 81 e6 ff 0f 00 00 48 c1 ea 0c <48> 8b 04 d0 48 83 e0 fe 48 01 f0 c3 66 66 2e 0f 1f 84 00 00 00 00 [ 106.115588] RSP: 0018:ffffc9000d694e50 EFLAGS: 00010206 [ 106.120893] RAX: 0000000000000000 RBX: ffff88984b8c8a00 RCX: ffff889852581800 [ 106.128137] RDX: 0000000000000006 RSI: 0000000000000000 RDI: ffff88984cd8b800 [ 106.135383] RBP: ffff888123b50001 R08: ffff889896800000 R09: 0000000000000800 [ 106.142628] R10: 0000000000000000 R11: ffffffff826060c0 R12: 00000000000000ff [ 106.149872] R13: 0000000000000000 R14: 0000000000000040 R15: ffff888123b50018 [ 106.157117] FS: 0000000000000000(0000) GS:ffff8897e0f40000(0000) knlGS:0000000000000000 [ 106.165332] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.171163] CR2: 0000000000000030 CR3: 000000000560a004 CR4: 00000000007706e0 [ 106.178408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 106.185653] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 106.192898] PKRU: 55555554 [ 106.195653] Call Trace: [ 106.198143] <IRQ> [ 106.200196] ice_clean_tx_irq_zc+0x183/0x2a0 [ice] [ 106.205087] ice_napi_poll+0x3e/0x590 [ice] [ 106.209356] __napi_poll+0x2a/0x160 [ 106.212911] net_rx_action+0xd6/0x200 [ 106.216634] __do_softirq+0xbf/0x29b [ 106.220274] irq_exit_rcu+0x88/0xc0 [ 106.223819] common_interrupt+0x7b/0xa0 [ 106.227719] </IRQ> [ 106.229857] asm_common_interrupt+0x1e/0x40 </snip> Fix this by introducing the bitmap of queues that are zero-copy enabled, where each bit, corresponding to a queue id that xsk pool is being configured on, will be set/cleared within ice_xsk_pool_{en,dis}able and checked within ice_xsk_pool(). The latter is a function used for deciding which napi poll routine is executed. Idea is being taken from our other drivers such as i40e and ixgbe. Fixes: c7a219048e45 ("ice: Remove xsk_buff_pool from VSI structure") Signed-off-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com> Tested-by: Kiran Bhandare <kiranx.bhandare@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2021-06-03igc: add correct exception tracing for XDPMagnus Karlsson
Add missing exception tracing to XDP when a number of different errors can occur. The support was only partial. Several errors where not logged which would confuse the user quite a lot not knowing where and why the packets disappeared. Fixes: 73f1071c1d29 ("igc: Add support for XDP_TX action") Fixes: 4ff320361092 ("igc: Add support for XDP_REDIRECT action") Reported-by: Jesper Dangaard Brouer <brouer@redhat.com> Signed-off-by: Magnus Karlsson <magnus.karlsson@intel.com> Tested-by: Dvora Fuxbrumer <dvorax.fuxbrumer@linux.intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2021-06-03ixgbevf: add correct exception tracing for XDPMagnus Karlsson
Add missing exception tracing to XDP when a number of different errors can occur. The support was only partial. Several errors where not logged which would confuse the user quite a lot not knowing where and why the packets disappeared. Fixes: 21092e9ce8b1 ("ixgbevf: Add support for XDP_TX action") Reported-by: Jesper Dangaard Brouer <brouer@redhat.com> Signed-off-by: Magnus Karlsson <magnus.karlsson@intel.com> Tested-by: Vishakha Jambekar <vishakha.jambekar@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2021-06-03igb: add correct exception tracing for XDPMagnus Karlsson
Add missing exception tracing to XDP when a number of different errors can occur. The support was only partial. Several errors where not logged which would confuse the user quite a lot not knowing where and why the packets disappeared. Fixes: 9cbc948b5a20 ("igb: add XDP support") Reported-by: Jesper Dangaard Brouer <brouer@redhat.com> Signed-off-by: Magnus Karlsson <magnus.karlsson@intel.com> Tested-by: Vishakha Jambekar <vishakha.jambekar@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2021-06-03ixgbe: add correct exception tracing for XDPMagnus Karlsson
Add missing exception tracing to XDP when a number of different errors can occur. The support was only partial. Several errors where not logged which would confuse the user quite a lot not knowing where and why the packets disappeared. Fixes: 33fdc82f0883 ("ixgbe: add support for XDP_TX action") Fixes: d0bcacd0a130 ("ixgbe: add AF_XDP zero-copy Rx support") Reported-by: Jesper Dangaard Brouer <brouer@redhat.com> Signed-off-by: Magnus Karlsson <magnus.karlsson@intel.com> Tested-by: Vishakha Jambekar <vishakha.jambekar@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2021-06-03ice: add correct exception tracing for XDPMagnus Karlsson
Add missing exception tracing to XDP when a number of different errors can occur. The support was only partial. Several errors where not logged which would confuse the user quite a lot not knowing where and why the packets disappeared. Fixes: efc2214b6047 ("ice: Add support for XDP") Fixes: 2d4238f55697 ("ice: Add support for AF_XDP") Reported-by: Jesper Dangaard Brouer <brouer@redhat.com> Signed-off-by: Magnus Karlsson <magnus.karlsson@intel.com> Tested-by: Kiran Bhandare <kiranx.bhandare@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2021-06-03i40e: add correct exception tracing for XDPMagnus Karlsson
Add missing exception tracing to XDP when a number of different errors can occur. The support was only partial. Several errors where not logged which would confuse the user quite a lot not knowing where and why the packets disappeared. Fixes: 74608d17fe29 ("i40e: add support for XDP_TX action") Fixes: 0a714186d3c0 ("i40e: add AF_XDP zero-copy Rx support") Reported-by: Jesper Dangaard Brouer <brouer@redhat.com> Signed-off-by: Magnus Karlsson <magnus.karlsson@intel.com> Tested-by: Kiran Bhandare <kiranx.bhandare@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2021-06-03igb: Fix XDP with PTP enabledKurt Kanzenbach
When using native XDP with the igb driver, the XDP frame data doesn't point to the beginning of the packet. It's off by 16 bytes. Everything works as expected with XDP skb mode. Actually these 16 bytes are used to store the packet timestamps. Therefore, pull the timestamp before executing any XDP operations and adjust all other code accordingly. The igc driver does it like that as well. Tested with Intel i210 card and AF_XDP sockets. Fixes: 9cbc948b5a20 ("igb: add XDP support") Signed-off-by: Kurt Kanzenbach <kurt@linutronix.de> Acked-by: Jesper Dangaard Brouer <brouer@redhat.com> Tested-by: Sandeep Penigalapati <sandeep.penigalapati@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2021-06-03dmaengine: idxd: Use cpu_feature_enabled()Borislav Petkov
When testing x86 feature bits, use cpu_feature_enabled() so that build-disabled features can remain off, regardless of what CPUID says. Fixes: 8e50d392652f ("dmaengine: idxd: Add shared workqueue support") Signed-off-by: Borislav Petkov <bp@suse.de> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Acked-By: Vinod Koul <vkoul@kernel.org> Cc: <stable@vger.kernel.org>
2021-06-03spi: stm32-qspi: Always wait BUSY bit to be cleared in stm32_qspi_wait_cmd()Patrice Chotard
In U-boot side, an issue has been encountered when QSPI source clock is running at low frequency (24 MHz for example), waiting for TCF bit to be set didn't ensure that all data has been send out the FIFO, we should also wait that BUSY bit is cleared. To prevent similar issue in kernel driver, we implement similar behavior by always waiting BUSY bit to be cleared. Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com> Link: https://lore.kernel.org/r/20210603073421.8441-1-patrice.chotard@foss.st.com Signed-off-by: Mark Brown <broonie@kernel.org>
2021-06-03regulator: hi6421v600: Fix .vsel_mask settingAxel Lin
Take ldo3_voltages as example, the ARRAY_SIZE(ldo3_voltages) is 16. i.e. the valid selector is 0 ~ 0xF. But in current code the vsel_mask is "(1 << 15) - 1", i.e. 0x7FFF. Fix it. Signed-off-by: Axel Lin <axel.lin@ingics.com> Link: https://lore.kernel.org/r/20210529013236.373847-1-axel.lin@ingics.com Signed-off-by: Mark Brown <broonie@kernel.org>
2021-06-03dmaengine: ipu: fix doc warning in ipu_irq.cYang Yingliang
Fix the following make W=1 warning and correct description: drivers/dma/ipu/ipu_irq.c:238: warning: expecting prototype for ipu_irq_map(). Prototype was for ipu_irq_unmap() instead Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Link: https://lore.kernel.org/r/20210603072425.2973570-1-yangyingliang@huawei.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2021-06-03dmaengine: rcar-dmac: Fix PM reference leak in rcar_dmac_probe()Zou Wei
pm_runtime_get_sync will increment pm usage counter even it failed. Forgetting to putting operation will result in reference leak here. Fix it by replacing it with pm_runtime_resume_and_get to keep usage counter balanced. Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Zou Wei <zou_wei@huawei.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Link: https://lore.kernel.org/r/1622442963-54095-1-git-send-email-zou_wei@huawei.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2021-06-03platform/surface: aggregator: Fix event disable functionMaximilian Luz
Disabling events silently fails due to the wrong command ID being used. Instead of the command ID for the disable call, the command ID for the enable call was being used. This causes the disable call to enable the event instead. As the event is already enabled when we call this function, the EC silently drops this command and does nothing. Use the correct command ID for disabling the event to fix this. Fixes: c167b9c7e3d6 ("platform/surface: Add Surface Aggregator subsystem") Signed-off-by: Maximilian Luz <luzmaximilian@gmail.com> Link: https://lore.kernel.org/r/20210603000636.568846-1-luzmaximilian@gmail.com Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2021-06-03net: ieee802154: mrf24j40: Drop unneeded of_match_ptr()Andy Shevchenko
Driver can be used in different environments and moreover, when compiled with !OF, the compiler may issue a warning due to unused mrf24j40_of_match variable. Hence drop unneeded of_match_ptr() call. While at it, update headers block to reflect above changes. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20210531132226.47081-1-andriy.shevchenko@linux.intel.com Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
2021-06-03dmaengine: idxd: Fix missing error code in idxd_cdev_open()Jiapeng Chong
The error code is missing in this code scenario, add the error code '-EINVAL' to the return value 'rc'. Eliminate the follow smatch warning: drivers/dma/idxd/cdev.c:113 idxd_cdev_open() warn: missing error code 'rc'. Reported-by: Abaci Robot <abaci@linux.alibaba.com> Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com> Acked-by: Dave Jiang <dave.jiang@intel.com> Link: https://lore.kernel.org/r/1622628446-87909-1-git-send-email-jiapeng.chong@linux.alibaba.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2021-06-03phy: Sparx5 Eth SerDes: check return value after calling platform_get_resource()Yang Yingliang
It will cause null-ptr-deref if platform_get_resource() returns NULL, we need check the return value. Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Link: https://lore.kernel.org/r/20210603051014.2674744-1-yangyingliang@huawei.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2021-06-03phy: ralink: phy-mt7621-pci: drop 'of_match_ptr' to fix -Wunused-const-variableSergio Paracuellos
The of_device_id is included unconditionally by of.h header and used in the driver as well. Remove of_match_ptr to fix W=1 compile test warning with !CONFIG_OF: drivers/phy/ralink/phy-mt7621-pci.c:341:34: warning: unused variable 'mt7621_pci_phy_ids' [-Wunused-const-variable] Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com> Link: https://lore.kernel.org/r/20210603043219.32646-1-sergio.paracuellos@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2021-06-02amd/display: convert DRM_DEBUG_ATOMIC to drm_dbg_atomicSimon Ser
This allows to tie the log message to a specific DRM device. Signed-off-by: Simon Ser <contact@emersion.fr> Cc: Alex Deucher <alexander.deucher@amd.com> Cc: Harry Wentland <hwentlan@amd.com> Cc: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-06-02drm/amdgpu: make sure we unpin the UVD BONirmoy Das
Releasing pinned BOs is illegal now. UVD 6 was missing from: commit 2f40801dc553 ("drm/amdgpu: make sure we unpin the UVD BO") Fixes: 2f40801dc553 ("drm/amdgpu: make sure we unpin the UVD BO") Cc: stable@vger.kernel.org Signed-off-by: Nirmoy Das <nirmoy.das@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-06-02drm/amd/amdgpu:save psp ring wptr to avoid attackVictor Zhao
[Why] When some tools performing psp mailbox attack, the readback value of register can be a random value which may break psp. [How] Use a psp wptr cache machanism to aovid the change made by attack. v2: unify change and add detailed reason Signed-off-by: Victor Zhao <Victor.Zhao@amd.com> Signed-off-by: Jingwen Chen <Jingwen.Chen2@amd.com> Reviewed-by: Monk Liu <monk.liu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-06-02drm/amd/display: Fix potential memory leak in DMUB hw_initRoman Li
[Why] On resume we perform DMUB hw_init which allocates memory: dm_resume->dm_dmub_hw_init->dc_dmub_srv_create->kzalloc That results in memory leak in suspend/resume scenarios. [How] Allocate memory for the DC wrapper to DMUB only if it was not allocated before. No need to reallocate it on suspend/resume. Signed-off-by: Lang Yu <Lang.Yu@amd.com> Signed-off-by: Roman Li <roman.li@amd.com> Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com> Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-06-02drm/amdgpu: Don't query CE and UE errorsLuben Tuikov
On QUERY2 IOCTL don't query counts of correctable and uncorrectable errors, since when RAS is enabled and supported on Vega20 server boards, this takes insurmountably long time, in O(n^3), which slows the system down to the point of it being unusable when we have GUI up. Fixes: ae363a212b14 ("drm/amdgpu: Add a new flag to AMDGPU_CTX_OP_QUERY_STATE2") Cc: Alexander Deucher <Alexander.Deucher@amd.com> Cc: stable@vger.kernel.org Signed-off-by: Luben Tuikov <luben.tuikov@amd.com> Reviewed-by: Alexander Deucher <Alexander.Deucher@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-06-02drm/amd/display: Fix overlay validation by considering cursorsRodrigo Siqueira
A few weeks ago, we saw a two cursor issue in a ChromeOS system. We fixed it in the commit: drm/amd/display: Fix two cursor duplication when using overlay (read the commit message for more details) After this change, we noticed that some IGT subtests related to kms_plane and kms_plane_scaling started to fail. After investigating this issue, we noticed that all subtests that fail have a primary plane covering the overlay plane, which is currently rejected by amdgpu dm. Fail those IGT tests highlight that our verification was too broad and compromises the overlay usage in our drive. This patch fixes this issue by ensuring that we only reject commits where the primary plane is not fully covered by the overlay when the cursor hardware is enabled. With this fix, all IGT tests start to pass again, which means our overlay support works as expected. Cc: Tianci.Yin <tianci.yin@amd.com> Cc: Harry Wentland <harry.wentland@amd.com> Cc: Nicholas Choi <nicholas.choi@amd.com> Cc: Bhawanpreet Lakha <bhawanpreet.lakha@amd.com> Cc: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com> Cc: Mark Yacoub <markyacoub@google.com> Cc: Daniel Wheeler <daniel.wheeler@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
generated by cgit (git 2.34.1) at 2025-09-12 21:18:53 +0000