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disp: msm: remove gem functions without callsites

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Many upstream files and APIs have been removed in downstream
driver. Some function definintions are left dangling without
any caller. Remove the functions which are not used downstream.

Change-Id: I9f936e7cdac3be6f854b3c67725164fad785f0d4
Signed-off-by: Steve Cohen <quic_cohens@quicinc.com>
This commit is contained in:
Steve Cohen
2021-05-26 21:01:22 -04:00
committed by Jeykumar Sankaran
parent a683fba2e8
commit 5fe7c2f8a0
9 changed files with 2 additions and 545 deletions
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100
msm/msm_fb.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.
* Copyright (c) 2018-2021, The Linux Foundation. All rights reserved.
* Copyright (C) 2013 Red Hat
* Author: Rob Clark <robdclark@gmail.com>
*
@@ -38,63 +38,6 @@ static const struct drm_framebuffer_funcs msm_framebuffer_funcs = {
.dirty = drm_atomic_helper_dirtyfb,
};
#ifdef CONFIG_DEBUG_FS
void msm_framebuffer_describe(struct drm_framebuffer *fb, struct seq_file *m)
{
struct msm_framebuffer *msm_fb;
int i, n;
if (!fb) {
DRM_ERROR("from:%pS null fb\n", __builtin_return_address(0));
return;
}
msm_fb = to_msm_framebuffer(fb);
n = fb->format->num_planes;
seq_printf(m, "fb: %dx%d@%4.4s (%2d, ID:%d)\n",
fb->width, fb->height, (char *)&fb->format->format,
drm_framebuffer_read_refcount(fb), fb->base.id);
for (i = 0; i < n; i++) {
seq_printf(m, " %d: offset=%d pitch=%d, obj: ",
i, fb->offsets[i], fb->pitches[i]);
msm_gem_describe(fb->obj[i], m);
}
}
#endif
void msm_framebuffer_set_keepattrs(struct drm_framebuffer *fb, bool enable)
{
struct msm_framebuffer *msm_fb;
int i, n;
struct drm_gem_object *bo;
struct msm_gem_object *msm_obj;
if (!fb) {
DRM_ERROR("from:%pS null fb\n", __builtin_return_address(0));
return;
}
if (!fb->format) {
DRM_ERROR("from:%pS null fb->format\n",
__builtin_return_address(0));
return;
}
msm_fb = to_msm_framebuffer(fb);
n = fb->format->num_planes;
for (i = 0; i < n; i++) {
bo = msm_framebuffer_bo(fb, i);
if (bo) {
msm_obj = to_msm_bo(bo);
if (enable)
msm_obj->flags |= MSM_BO_KEEPATTRS;
else
msm_obj->flags &= ~MSM_BO_KEEPATTRS;
}
}
}
/* prepare/pin all the fb's bo's for scanout. Note that it is not valid
* to prepare an fb more multiple different initiator 'id's. But that
* should be fine, since only the scanout (mdpN) side of things needs
@@ -338,44 +281,3 @@ fail:
return ERR_PTR(ret);
}
struct drm_framebuffer *
msm_alloc_stolen_fb(struct drm_device *dev, int w, int h, int p, uint32_t format)
{
struct drm_mode_fb_cmd2 mode_cmd = {
.pixel_format = format,
.width = w,
.height = h,
.pitches = { p },
};
struct drm_gem_object *bo;
struct drm_framebuffer *fb;
int size;
/* allocate backing bo */
size = mode_cmd.pitches[0] * mode_cmd.height;
DBG("allocating %d bytes for fb %d", size, dev->primary->index);
bo = msm_gem_new(dev, size, MSM_BO_SCANOUT | MSM_BO_WC | MSM_BO_STOLEN);
if (IS_ERR(bo)) {
dev_warn(dev->dev, "could not allocate stolen bo\n");
/* try regular bo: */
bo = msm_gem_new(dev, size, MSM_BO_SCANOUT | MSM_BO_WC);
}
if (IS_ERR(bo)) {
dev_err(dev->dev, "failed to allocate buffer object\n");
return ERR_CAST(bo);
}
msm_gem_object_set_name(bo, "stolenfb");
fb = msm_framebuffer_init(dev, &mode_cmd, &bo);
if (IS_ERR(fb)) {
dev_err(dev->dev, "failed to allocate fb\n");
/* note: if fb creation failed, we can't rely on fb destroy
* to unref the bo:
*/
drm_gem_object_put(bo);
return ERR_CAST(fb);
}
return fb;
}