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| author | Erico Nunes <nunes.erico@gmail.com> | 2024-04-05 17:29:49 +0200 |
|---|---|---|
| committer | Qiang Yu <yuq825@gmail.com> | 2024-04-15 09:05:38 +0800 |
| commit | 49c13b4d2dd4a831225746e758893673f6ae961c (patch) | |
| tree | 0224fab4f5fcdd8749e917de8c680937db25ea19 /drivers/gpu/drm/lima/lima_pp.c | |
| parent | 42d34193f9c905a2f36e2684bbd21dee37bd20b4 (diff) | |
| download | linux-49c13b4d2dd4a831225746e758893673f6ae961c.tar.gz linux-49c13b4d2dd4a831225746e758893673f6ae961c.tar.bz2 linux-49c13b4d2dd4a831225746e758893673f6ae961c.zip | |
drm/lima: add mask irq callback to gp and pp
This is needed because we want to reset those devices in device-agnostic
code such as lima_sched.
In particular, masking irqs will be useful before a hard reset to
prevent race conditions.
Signed-off-by: Erico Nunes <nunes.erico@gmail.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240405152951.1531555-2-nunes.erico@gmail.com
Diffstat (limited to 'drivers/gpu/drm/lima/lima_pp.c')
| -rw-r--r-- | drivers/gpu/drm/lima/lima_pp.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/lima/lima_pp.c b/drivers/gpu/drm/lima/lima_pp.c index d0d2db0ef1ce..a4a2ffe6527c 100644 --- a/drivers/gpu/drm/lima/lima_pp.c +++ b/drivers/gpu/drm/lima/lima_pp.c @@ -429,6 +429,9 @@ static void lima_pp_task_error(struct lima_sched_pipe *pipe) lima_pp_hard_reset(ip); } + + if (pipe->bcast_processor) + lima_bcast_reset(pipe->bcast_processor); } static void lima_pp_task_mmu_error(struct lima_sched_pipe *pipe) @@ -437,6 +440,20 @@ static void lima_pp_task_mmu_error(struct lima_sched_pipe *pipe) lima_sched_pipe_task_done(pipe); } +static void lima_pp_task_mask_irq(struct lima_sched_pipe *pipe) +{ + int i; + + for (i = 0; i < pipe->num_processor; i++) { + struct lima_ip *ip = pipe->processor[i]; + + pp_write(LIMA_PP_INT_MASK, 0); + } + + if (pipe->bcast_processor) + lima_bcast_mask_irq(pipe->bcast_processor); +} + static struct kmem_cache *lima_pp_task_slab; static int lima_pp_task_slab_refcnt; @@ -468,6 +485,7 @@ int lima_pp_pipe_init(struct lima_device *dev) pipe->task_fini = lima_pp_task_fini; pipe->task_error = lima_pp_task_error; pipe->task_mmu_error = lima_pp_task_mmu_error; + pipe->task_mask_irq = lima_pp_task_mask_irq; return 0; } |