From f60863116b4026713fba1810927f8639bfd6ae80 Mon Sep 17 00:00:00 2001 From: Russell King Date: Thu, 21 Jan 2016 15:20:19 +0000 Subject: [PATCH] drm: etnaviv: track current execution state Add tracking of the current execution state (iow, active GPU pipe). Signed-off-by: Russell King Signed-off-by: Lucas Stach --- drivers/gpu/drm/etnaviv/etnaviv_buffer.c | 1 + drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 3 +++ drivers/gpu/drm/etnaviv/etnaviv_gpu.h | 1 + 3 files changed, 5 insertions(+) diff --git a/drivers/gpu/drm/etnaviv/etnaviv_buffer.c b/drivers/gpu/drm/etnaviv/etnaviv_buffer.c index cfd08ef33eab..950db38c1324 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_buffer.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_buffer.c @@ -261,6 +261,7 @@ void etnaviv_buffer_queue(struct etnaviv_gpu *gpu, unsigned int event, if (gpu->switch_context) { etnaviv_cmd_select_pipe(buffer, cmdbuf->exec_state); + gpu->exec_state = cmdbuf->exec_state; gpu->switch_context = false; } diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index e9e66b99ab7c..2adee13058df 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -628,6 +628,7 @@ int etnaviv_gpu_init(struct etnaviv_gpu *gpu) /* Now program the hardware */ mutex_lock(&gpu->lock); etnaviv_gpu_hw_init(gpu); + gpu->exec_state = -1; mutex_unlock(&gpu->lock); pm_runtime_mark_last_busy(gpu->dev); @@ -877,6 +878,7 @@ static void recover_worker(struct work_struct *work) etnaviv_gpu_hw_init(gpu); gpu->switch_context = true; + gpu->exec_state = -1; mutex_unlock(&gpu->lock); pm_runtime_mark_last_busy(gpu->dev); @@ -1475,6 +1477,7 @@ static int etnaviv_gpu_hw_resume(struct etnaviv_gpu *gpu) etnaviv_gpu_hw_init(gpu); gpu->switch_context = true; + gpu->exec_state = -1; mutex_unlock(&gpu->lock); diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h index f233ac4c7c1c..0523f73f9fec 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h @@ -103,6 +103,7 @@ struct etnaviv_gpu { /* 'ring'-buffer: */ struct etnaviv_cmdbuf *buffer; + int exec_state; /* bus base address of memory */ u32 memory_base; -- 2.20.1