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| author | Lucas Stach <l.stach@pengutronix.de> | 2016-08-17 15:27:52 +0200 |
|---|---|---|
| committer | Lucas Stach <l.stach@pengutronix.de> | 2016-09-15 15:29:39 +0200 |
| commit | 229855b650bd0716a3d9e82a68ebedee20a35020 (patch) | |
| tree | 84797c3680569967f2b39c3d94df21d3f284ff65 /drivers/gpu/drm/etnaviv/etnaviv_gpu.c | |
| parent | b88163e36c0256e182447eecffba5f4b2a3f413e (diff) | |
| download | op-kernel-dev-229855b650bd0716a3d9e82a68ebedee20a35020.zip op-kernel-dev-229855b650bd0716a3d9e82a68ebedee20a35020.tar.gz | |
drm/etnaviv: split out FE start
Split out into a new externally visible function, as the IOMMUv2
code needs this functionality, too.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Diffstat (limited to 'drivers/gpu/drm/etnaviv/etnaviv_gpu.c')
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index 74e09dc..fcf4b92 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -526,6 +526,14 @@ static void etnaviv_gpu_enable_mlcg(struct etnaviv_gpu *gpu) gpu_write(gpu, VIVS_PM_MODULE_CONTROLS, pmc); } +void etnaviv_gpu_start_fe(struct etnaviv_gpu *gpu, u32 address, u16 prefetch) +{ + gpu_write(gpu, VIVS_FE_COMMAND_ADDRESS, address); + gpu_write(gpu, VIVS_FE_COMMAND_CONTROL, + VIVS_FE_COMMAND_CONTROL_ENABLE | + VIVS_FE_COMMAND_CONTROL_PREFETCH(prefetch)); +} + static void etnaviv_gpu_hw_init(struct etnaviv_gpu *gpu) { u16 prefetch; @@ -573,11 +581,8 @@ static void etnaviv_gpu_hw_init(struct etnaviv_gpu *gpu) prefetch = etnaviv_buffer_init(gpu); gpu_write(gpu, VIVS_HI_INTR_ENBL, ~0U); - gpu_write(gpu, VIVS_FE_COMMAND_ADDRESS, - etnaviv_iommu_get_cmdbuf_va(gpu, gpu->buffer)); - gpu_write(gpu, VIVS_FE_COMMAND_CONTROL, - VIVS_FE_COMMAND_CONTROL_ENABLE | - VIVS_FE_COMMAND_CONTROL_PREFETCH(prefetch)); + etnaviv_gpu_start_fe(gpu, etnaviv_iommu_get_cmdbuf_va(gpu, gpu->buffer), + prefetch); } int etnaviv_gpu_init(struct etnaviv_gpu *gpu) |
