Re: [PATCH] Revert "soundwire: qcom: Add set_channel_map api support"

On Wed, 09 Jul 2025 23:19:49 +0530, Amit Pundir wrote:

This reverts commit 7796c97df6b1b2206681a07f3c80f6023a6593d5.

This patch broke Dragonboard 845c (sdm845). I see:

Unexpected kernel BRK exception at EL1
Internal error: BRK handler: 00000000f20003e8 [#1]  SMP
pc : qcom_swrm_set_channel_map+0x7c/0x80 [soundwire_qcom]
lr : snd_soc_dai_set_channel_map+0x34/0x78
Call trace:
 qcom_swrm_set_channel_map+0x7c/0x80 [soundwire_qcom] (P)
 sdm845_dai_init+0x18c/0x2e0 [snd_soc_sdm845]
 snd_soc_link_init+0x28/0x6c
 snd_soc_bind_card+0x5f4/0xb0c
 snd_soc_register_card+0x148/0x1a4
 devm_snd_soc_register_card+0x50/0xb0
 sdm845_snd_platform_probe+0x124/0x148 [snd_soc_sdm845]
 platform_probe+0x6c/0xd0
 really_probe+0xc0/0x2a4
 __driver_probe_device+0x7c/0x130
 driver_probe_device+0x40/0x118
 __device_attach_driver+0xc4/0x108
 bus_for_each_drv+0x8c/0xf0
 __device_attach+0xa4/0x198
 device_initial_probe+0x18/0x28
 bus_probe_device+0xb8/0xbc
 deferred_probe_work_func+0xac/0xfc
 process_one_work+0x244/0x658
 worker_thread+0x1b4/0x360
 kthread+0x148/0x228
 ret_from_fork+0x10/0x20
Kernel panic - not syncing: BRK handler: Fatal exception

[...]

Applied, thanks!

[1/1] Revert "soundwire: qcom: Add set_channel_map api support" commit: 834bce6a715ae9a9c4dce7892454a19adf22b013

Best regards,