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drm/tegra: Fixes for v5.15-rc3 

This contains a fix for an UAPI error that happens when no IOMMU is
 enabled, as well as a few build warning fixes and plugs a potential
 memory leak.
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Merge tag 'drm/tegra/for-5.15-rc3' of ssh://git.freedesktop.org/git/tegra/linux into drm-fixes

drm/tegra: Fixes for v5.15-rc3

This contains a fix for an UAPI error that happens when no IOMMU is
enabled, as well as a few build warning fixes and plugs a potential
memory leak.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Thierry Reding <thierry.reding@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210924143537.1341882-1-thierry.reding@gmail.com
This commit is contained in:
Dave Airlie 2021-09-28 17:05:58 +10:00
parent 5816b3e657 c3dbfb9c49
commit 05812b971c
4 changed files with 5 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/tegra/dc.c
View File

@ -1845,7 +1845,6 @@ tegra_crtc_update_memory_bandwidth(struct drm_crtc *crtc,
bool prepare_bandwidth_transition)
{
const struct tegra_plane_state *old_tegra_state, *new_tegra_state;
const struct tegra_dc_state *old_dc_state, *new_dc_state;
u32 i, new_avg_bw, old_avg_bw, new_peak_bw, old_peak_bw;
const struct drm_plane_state *old_plane_state;
const struct drm_crtc_state *old_crtc_state;
@ -1858,8 +1857,6 @@ tegra_crtc_update_memory_bandwidth(struct drm_crtc *crtc,
return;
old_crtc_state = drm_atomic_get_old_crtc_state(state, crtc);
old_dc_state = to_const_dc_state(old_crtc_state);
new_dc_state = to_const_dc_state(crtc->state);
if (!crtc->state->active) {
if (!old_crtc_state->active)

6
drivers/gpu/drm/tegra/dc.h
View File

@ -35,12 +35,6 @@ static inline struct tegra_dc_state *to_dc_state(struct drm_crtc_state *state)
return NULL;
}
static inline const struct tegra_dc_state *
to_const_dc_state(const struct drm_crtc_state *state)
{
return to_dc_state((struct drm_crtc_state *)state);
}
struct tegra_dc_stats {
unsigned long frames;
unsigned long vblank;

2
drivers/gpu/drm/tegra/uapi.c
View File

@ -222,7 +222,7 @@ int tegra_drm_ioctl_channel_map(struct drm_device *drm, void *data, struct drm_f
mapping->iova = sg_dma_address(mapping->sgt->sgl);
}
mapping->iova_end = mapping->iova + host1x_to_tegra_bo(mapping->bo)->size;
mapping->iova_end = mapping->iova + host1x_to_tegra_bo(mapping->bo)->gem.size;
err = xa_alloc(&context->mappings, &args->mapping, mapping, XA_LIMIT(1, U32_MAX),
GFP_KERNEL);

6
drivers/gpu/host1x/fence.c
View File

@ -15,7 +15,7 @@
#include "intr.h"
#include "syncpt.h"
DEFINE_SPINLOCK(lock);
static DEFINE_SPINLOCK(lock);
struct host1x_syncpt_fence {
struct dma_fence base;
@ -152,8 +152,10 @@ struct dma_fence *host1x_fence_create(struct host1x_syncpt *sp, u32 threshold)
return ERR_PTR(-ENOMEM);
fence->waiter = kzalloc(sizeof(*fence->waiter), GFP_KERNEL);
if (!fence->waiter)
if (!fence->waiter) {
kfree(fence);
return ERR_PTR(-ENOMEM);
}
fence->sp = sp;
fence->threshold = threshold;