[PATCH] drm/i915: Remove setparam ioctl
Ville Syrjälä
ville.syrjala at linux.intel.com
Wed Sep 30 06:40:35 PDT 2015
On Wed, Sep 30, 2015 at 10:46:59AM +0200, Daniel Vetter wrote:
> This was only used for the ums+gem combo, so ripe for removal now that
> we only have kms code left.
>
> v2: Drop fence_reg_start since it's now unused, noticed by Ville.
>
> Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
> Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
lgtm
Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> ---
> drivers/gpu/drm/i915/i915_debugfs.c | 1 -
> drivers/gpu/drm/i915/i915_dma.c | 33 ++-------------------------------
> drivers/gpu/drm/i915/i915_drv.h | 1 -
> drivers/gpu/drm/i915/i915_gem_fence.c | 2 +-
> 4 files changed, 3 insertions(+), 34 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> index 879771766973..84c7b6b294ee 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -952,7 +952,6 @@ static int i915_gem_fence_regs_info(struct seq_file *m, void *data)
> if (ret)
> return ret;
>
> - seq_printf(m, "Reserved fences = %d\n", dev_priv->fence_reg_start);
> seq_printf(m, "Total fences = %d\n", dev_priv->num_fence_regs);
> for (i = 0; i < dev_priv->num_fence_regs; i++) {
> struct drm_i915_gem_object *obj = dev_priv->fence_regs[i].obj;
> diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
> index b0b07be4e325..0fd2be7207cf 100644
> --- a/drivers/gpu/drm/i915/i915_dma.c
> +++ b/drivers/gpu/drm/i915/i915_dma.c
> @@ -76,7 +76,7 @@ static int i915_getparam(struct drm_device *dev, void *data,
> value = 1;
> break;
> case I915_PARAM_NUM_FENCES_AVAIL:
> - value = dev_priv->num_fence_regs - dev_priv->fence_reg_start;
> + value = dev_priv->num_fence_regs;
> break;
> case I915_PARAM_HAS_OVERLAY:
> value = dev_priv->overlay ? 1 : 0;
> @@ -184,35 +184,6 @@ static int i915_getparam(struct drm_device *dev, void *data,
> return 0;
> }
>
> -static int i915_setparam(struct drm_device *dev, void *data,
> - struct drm_file *file_priv)
> -{
> - struct drm_i915_private *dev_priv = dev->dev_private;
> - drm_i915_setparam_t *param = data;
> -
> - switch (param->param) {
> - case I915_SETPARAM_USE_MI_BATCHBUFFER_START:
> - case I915_SETPARAM_TEX_LRU_LOG_GRANULARITY:
> - case I915_SETPARAM_ALLOW_BATCHBUFFER:
> - /* Reject all old ums/dri params. */
> - return -ENODEV;
> -
> - case I915_SETPARAM_NUM_USED_FENCES:
> - if (param->value > dev_priv->num_fence_regs ||
> - param->value < 0)
> - return -EINVAL;
> - /* Userspace can use first N regs */
> - dev_priv->fence_reg_start = param->value;
> - break;
> - default:
> - DRM_DEBUG_DRIVER("unknown parameter %d\n",
> - param->param);
> - return -EINVAL;
> - }
> -
> - return 0;
> -}
> -
> static int i915_get_bridge_dev(struct drm_device *dev)
> {
> struct drm_i915_private *dev_priv = dev->dev_private;
> @@ -1247,7 +1218,7 @@ const struct drm_ioctl_desc i915_ioctls[] = {
> DRM_IOCTL_DEF_DRV(I915_IRQ_EMIT, drm_noop, DRM_AUTH),
> DRM_IOCTL_DEF_DRV(I915_IRQ_WAIT, drm_noop, DRM_AUTH),
> DRM_IOCTL_DEF_DRV(I915_GETPARAM, i915_getparam, DRM_AUTH|DRM_RENDER_ALLOW),
> - DRM_IOCTL_DEF_DRV(I915_SETPARAM, i915_setparam, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> + DRM_IOCTL_DEF_DRV(I915_SETPARAM, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> DRM_IOCTL_DEF_DRV(I915_ALLOC, drm_noop, DRM_AUTH),
> DRM_IOCTL_DEF_DRV(I915_FREE, drm_noop, DRM_AUTH),
> DRM_IOCTL_DEF_DRV(I915_INIT_HEAP, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 2b5d587220aa..7c0eb9da2478 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -1802,7 +1802,6 @@ struct drm_i915_private {
> struct mutex pps_mutex;
>
> struct drm_i915_fence_reg fence_regs[I915_MAX_NUM_FENCES]; /* assume 965 */
> - int fence_reg_start; /* 4 if userland hasn't ioctl'd us yet */
> int num_fence_regs; /* 8 on pre-965, 16 otherwise */
>
> unsigned int fsb_freq, mem_freq, is_ddr3;
> diff --git a/drivers/gpu/drm/i915/i915_gem_fence.c b/drivers/gpu/drm/i915/i915_gem_fence.c
> index 6077dffb318a..ab80f7370ab7 100644
> --- a/drivers/gpu/drm/i915/i915_gem_fence.c
> +++ b/drivers/gpu/drm/i915/i915_gem_fence.c
> @@ -322,7 +322,7 @@ i915_find_fence_reg(struct drm_device *dev)
>
> /* First try to find a free reg */
> avail = NULL;
> - for (i = dev_priv->fence_reg_start; i < dev_priv->num_fence_regs; i++) {
> + for (i = 0; i < dev_priv->num_fence_regs; i++) {
> reg = &dev_priv->fence_regs[i];
> if (!reg->obj)
> return reg;
> --
> 2.5.1
--
Ville Syrjälä
Intel OTC
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