diff options
Diffstat (limited to 'drivers/gpu/drm/msm/adreno')
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/adreno_gpu.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index 031579e1481f..a3b54cc76495 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -176,6 +176,17 @@ int adreno_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit, OUT_PKT3(ring, CP_INTERRUPT, 1); OUT_RING(ring, 0x80000000); + /* Workaround for missing irq issue on 8x16/a306. Unsure if the + * root cause is a platform issue or some a306 quirk, but this + * keeps things humming along: + */ + if (adreno_is_a306(adreno_gpu)) { + OUT_PKT3(ring, CP_WAIT_FOR_IDLE, 1); + OUT_RING(ring, 0x00000000); + OUT_PKT3(ring, CP_INTERRUPT, 1); + OUT_RING(ring, 0x80000000); + } + #if 0 if (adreno_is_a3xx(adreno_gpu)) { /* Dummy set-constant to trigger context rollover */ |