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    Subject[PATCH v2 3/4] drm/etnaviv: show loadavg in debugfs
    Date
    Might be helpful to see the loadavg in debugfs.

    Signed-off-by: Christian Gmeiner <christian.gmeiner@gmail.com>
    ---
    drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 12 +++++++++++-
    1 file changed, 11 insertions(+), 1 deletion(-)

    diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
    index 202002ae75ee..113faff9b02e 100644
    --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
    +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
    @@ -926,7 +926,7 @@ int etnaviv_gpu_debugfs(struct etnaviv_gpu *gpu, struct seq_file *m)
    {
    struct dma_debug debug;
    u32 dma_lo, dma_hi, axi, idle;
    - int ret;
    + int ret, i;

    seq_printf(m, "%s Status:\n", dev_name(gpu->dev));

    @@ -1044,6 +1044,16 @@ int etnaviv_gpu_debugfs(struct etnaviv_gpu *gpu, struct seq_file *m)
    if (idle & VIVS_HI_IDLE_STATE_AXI_LP)
    seq_puts(m, "\t AXI low power mode\n");

    + seq_printf(m, "\tload:\n");
    + spin_lock_bh(&gpu->loadavg_spinlock);
    +
    + for (i = 0; i < ARRAY_SIZE(etna_idle_module_names); i++)
    + seq_printf(m, "\t %s: %u%%\n",
    + etna_idle_module_names[i].name,
    + gpu->loadavg_percentage[i]);
    +
    + spin_unlock_bh(&gpu->loadavg_spinlock);
    +
    if (gpu->identity.features & chipFeatures_DEBUG_MODE) {
    u32 read0 = gpu_read(gpu, VIVS_MC_DEBUG_READ0);
    u32 read1 = gpu_read(gpu, VIVS_MC_DEBUG_READ1);
    --
    2.36.1
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