snd_pcm_ops are not supposed to change at runtime. All functions working with snd_pcm_ops provided by <sound/pcm.h> work with const snd_pcm_ops. So mark the non-const structs as const.
Arvind Yadav (7): [PATCH 1/7] ALSA: ali5451: constify snd_pcm_ops structures [PATCH 2/7] ALSA: au88x0: constify snd_pcm_ops structures [PATCH 3/7] ALSA: echoaudio: constify snd_pcm_ops structures [PATCH 4/7] ALSA: intel8x0: constify snd_pcm_ops structures [PATCH 5/7] ALSA: intel8x0m: constify snd_pcm_ops structures [PATCH 6/7] ALSA: sis7019: constify snd_pcm_ops structures [PATCH 7/7] ALSA: trident: constify snd_pcm_ops structures
sound/pci/ali5451/ali5451.c | 12 ++++++------ sound/pci/au88x0/au88x0_pcm.c | 2 +- sound/pci/echoaudio/echoaudio.c | 8 ++++---- sound/pci/intel8x0.c | 24 ++++++++++++------------ sound/pci/intel8x0m.c | 8 ++++---- sound/pci/sis7019.c | 4 ++-- sound/pci/trident/trident_main.c | 4 ++-- 7 files changed, 31 insertions(+), 31 deletions(-)