aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--drivers/firmware/sysfb.c12
-rw-r--r--drivers/gpu/drm/drm_fbdev_generic.c3
-rw-r--r--drivers/gpu/drm/drm_panel_orientation_quirks.c9
-rw-r--r--drivers/gpu/drm/i915/display/intel_ddi.c3
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_connector.c3
-rw-r--r--drivers/gpu/drm/panthor/panthor_drv.c6
-rw-r--r--drivers/gpu/drm/panthor/panthor_sched.c44
-rw-r--r--drivers/gpu/drm/ttm/ttm_bo.c1
-rw-r--r--drivers/gpu/drm/xe/xe_gt_mcr.c6
-rw-r--r--drivers/gpu/drm/xe/xe_migrate.c8
-rw-r--r--include/uapi/drm/panthor_drm.h5
11 files changed, 73 insertions, 27 deletions
diff --git a/drivers/firmware/sysfb.c b/drivers/firmware/sysfb.c
index 880ffcb50088..921f61507ae8 100644
--- a/drivers/firmware/sysfb.c
+++ b/drivers/firmware/sysfb.c
@@ -101,8 +101,10 @@ static __init struct device *sysfb_parent_dev(const struct screen_info *si)
if (IS_ERR(pdev)) {
return ERR_CAST(pdev);
} else if (pdev) {
- if (!sysfb_pci_dev_is_enabled(pdev))
+ if (!sysfb_pci_dev_is_enabled(pdev)) {
+ pci_dev_put(pdev);
return ERR_PTR(-ENODEV);
+ }
return &pdev->dev;
}
@@ -137,7 +139,7 @@ static __init int sysfb_init(void)
if (compatible) {
pd = sysfb_create_simplefb(si, &mode, parent);
if (!IS_ERR(pd))
- goto unlock_mutex;
+ goto put_device;
}
/* if the FB is incompatible, create a legacy framebuffer device */
@@ -155,7 +157,7 @@ static __init int sysfb_init(void)
pd = platform_device_alloc(name, 0);
if (!pd) {
ret = -ENOMEM;
- goto unlock_mutex;
+ goto put_device;
}
pd->dev.parent = parent;
@@ -170,9 +172,11 @@ static __init int sysfb_init(void)
if (ret)
goto err;
- goto unlock_mutex;
+ goto put_device;
err:
platform_device_put(pd);
+put_device:
+ put_device(parent);
unlock_mutex:
mutex_unlock(&disable_lock);
return ret;
diff --git a/drivers/gpu/drm/drm_fbdev_generic.c b/drivers/gpu/drm/drm_fbdev_generic.c
index 97e579c33d84..1e200d815e1a 100644
--- a/drivers/gpu/drm/drm_fbdev_generic.c
+++ b/drivers/gpu/drm/drm_fbdev_generic.c
@@ -84,7 +84,8 @@ static int drm_fbdev_generic_helper_fb_probe(struct drm_fb_helper *fb_helper,
sizes->surface_width, sizes->surface_height,
sizes->surface_bpp);
- format = drm_mode_legacy_fb_format(sizes->surface_bpp, sizes->surface_depth);
+ format = drm_driver_legacy_fb_format(dev, sizes->surface_bpp,
+ sizes->surface_depth);
buffer = drm_client_framebuffer_create(client, sizes->surface_width,
sizes->surface_height, format);
if (IS_ERR(buffer))
diff --git a/drivers/gpu/drm/drm_panel_orientation_quirks.c b/drivers/gpu/drm/drm_panel_orientation_quirks.c
index 2166208a961d..3860a8ce1e2d 100644
--- a/drivers/gpu/drm/drm_panel_orientation_quirks.c
+++ b/drivers/gpu/drm/drm_panel_orientation_quirks.c
@@ -420,13 +420,20 @@ static const struct dmi_system_id orientation_data[] = {
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Galaxy Book 10.6"),
},
.driver_data = (void *)&lcd1280x1920_rightside_up,
- }, { /* Valve Steam Deck */
+ }, { /* Valve Steam Deck (Jupiter) */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Valve"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Jupiter"),
DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "1"),
},
.driver_data = (void *)&lcd800x1280_rightside_up,
+ }, { /* Valve Steam Deck (Galileo) */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Valve"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Galileo"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "1"),
+ },
+ .driver_data = (void *)&lcd800x1280_rightside_up,
}, { /* VIOS LTH17 */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "VIOS"),
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index 3c3fc53376ce..6bff169fa8d4 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -2088,6 +2088,9 @@ icl_program_mg_dp_mode(struct intel_digital_port *dig_port,
u32 ln0, ln1, pin_assignment;
u8 width;
+ if (DISPLAY_VER(dev_priv) >= 14)
+ return;
+
if (!intel_encoder_is_tc(&dig_port->base) ||
intel_tc_port_in_tbt_alt_mode(dig_port))
return;
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
index 856b3ef5edb8..0c71d761d378 100644
--- a/drivers/gpu/drm/nouveau/nouveau_connector.c
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
@@ -1001,6 +1001,9 @@ nouveau_connector_get_modes(struct drm_connector *connector)
struct drm_display_mode *mode;
mode = drm_mode_duplicate(dev, nv_connector->native_mode);
+ if (!mode)
+ return 0;
+
drm_mode_probed_add(connector, mode);
ret = 1;
}
diff --git a/drivers/gpu/drm/panthor/panthor_drv.c b/drivers/gpu/drm/panthor/panthor_drv.c
index b8a84f26b3ef..b5e7b919f241 100644
--- a/drivers/gpu/drm/panthor/panthor_drv.c
+++ b/drivers/gpu/drm/panthor/panthor_drv.c
@@ -86,15 +86,15 @@ panthor_get_uobj_array(const struct drm_panthor_obj_array *in, u32 min_stride,
int ret = 0;
void *out_alloc;
+ if (!in->count)
+ return NULL;
+
/* User stride must be at least the minimum object size, otherwise it might
* lack useful information.
*/
if (in->stride < min_stride)
return ERR_PTR(-EINVAL);
- if (!in->count)
- return NULL;
-
out_alloc = kvmalloc_array(in->count, obj_size, GFP_KERNEL);
if (!out_alloc)
return ERR_PTR(-ENOMEM);
diff --git a/drivers/gpu/drm/panthor/panthor_sched.c b/drivers/gpu/drm/panthor/panthor_sched.c
index 79ffcbc41d78..9a0ff48f7061 100644
--- a/drivers/gpu/drm/panthor/panthor_sched.c
+++ b/drivers/gpu/drm/panthor/panthor_sched.c
@@ -459,6 +459,16 @@ struct panthor_queue {
atomic64_t seqno;
/**
+ * @last_fence: Fence of the last submitted job.
+ *
+ * We return this fence when we get an empty command stream.
+ * This way, we are guaranteed that all earlier jobs have completed
+ * when drm_sched_job::s_fence::finished without having to feed
+ * the CS ring buffer with a dummy job that only signals the fence.
+ */
+ struct dma_fence *last_fence;
+
+ /**
* @in_flight_jobs: List containing all in-flight jobs.
*
* Used to keep track and signal panthor_job::done_fence when the
@@ -829,6 +839,9 @@ static void group_free_queue(struct panthor_group *group, struct panthor_queue *
panthor_kernel_bo_destroy(queue->ringbuf);
panthor_kernel_bo_destroy(queue->iface.mem);
+ /* Release the last_fence we were holding, if any. */
+ dma_fence_put(queue->fence_ctx.last_fence);
+
kfree(queue);
}
@@ -2784,9 +2797,6 @@ static void group_sync_upd_work(struct work_struct *work)
spin_lock(&queue->fence_ctx.lock);
list_for_each_entry_safe(job, job_tmp, &queue->fence_ctx.in_flight_jobs, node) {
- if (!job->call_info.size)
- continue;
-
if (syncobj->seqno < job->done_fence->seqno)
break;
@@ -2865,11 +2875,14 @@ queue_run_job(struct drm_sched_job *sched_job)
static_assert(sizeof(call_instrs) % 64 == 0,
"call_instrs is not aligned on a cacheline");
- /* Stream size is zero, nothing to do => return a NULL fence and let
- * drm_sched signal the parent.
+ /* Stream size is zero, nothing to do except making sure all previously
+ * submitted jobs are done before we signal the
+ * drm_sched_job::s_fence::finished fence.
*/
- if (!job->call_info.size)
- return NULL;
+ if (!job->call_info.size) {
+ job->done_fence = dma_fence_get(queue->fence_ctx.last_fence);
+ return dma_fence_get(job->done_fence);
+ }
ret = pm_runtime_resume_and_get(ptdev->base.dev);
if (drm_WARN_ON(&ptdev->base, ret))
@@ -2928,6 +2941,10 @@ queue_run_job(struct drm_sched_job *sched_job)
}
}
+ /* Update the last fence. */
+ dma_fence_put(queue->fence_ctx.last_fence);
+ queue->fence_ctx.last_fence = dma_fence_get(job->done_fence);
+
done_fence = dma_fence_get(job->done_fence);
out_unlock:
@@ -3378,10 +3395,15 @@ panthor_job_create(struct panthor_file *pfile,
goto err_put_job;
}
- job->done_fence = kzalloc(sizeof(*job->done_fence), GFP_KERNEL);
- if (!job->done_fence) {
- ret = -ENOMEM;
- goto err_put_job;
+ /* Empty command streams don't need a fence, they'll pick the one from
+ * the previously submitted job.
+ */
+ if (job->call_info.size) {
+ job->done_fence = kzalloc(sizeof(*job->done_fence), GFP_KERNEL);
+ if (!job->done_fence) {
+ ret = -ENOMEM;
+ goto err_put_job;
+ }
}
ret = drm_sched_job_init(&job->base,
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 6396dece0db1..2427be8bc97f 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -346,6 +346,7 @@ static void ttm_bo_release(struct kref *kref)
if (!dma_resv_test_signaled(bo->base.resv,
DMA_RESV_USAGE_BOOKKEEP) ||
(want_init_on_free() && (bo->ttm != NULL)) ||
+ bo->type == ttm_bo_type_sg ||
!dma_resv_trylock(bo->base.resv)) {
/* The BO is not idle, resurrect it for delayed destroy */
ttm_bo_flush_all_fences(bo);
diff --git a/drivers/gpu/drm/xe/xe_gt_mcr.c b/drivers/gpu/drm/xe/xe_gt_mcr.c
index 577bd7043740..0443e07880a0 100644
--- a/drivers/gpu/drm/xe/xe_gt_mcr.c
+++ b/drivers/gpu/drm/xe/xe_gt_mcr.c
@@ -342,7 +342,7 @@ static void init_steering_oaddrm(struct xe_gt *gt)
else
gt->steering[OADDRM].group_target = 1;
- gt->steering[DSS].instance_target = 0; /* unused */
+ gt->steering[OADDRM].instance_target = 0; /* unused */
}
static void init_steering_sqidi_psmi(struct xe_gt *gt)
@@ -357,8 +357,8 @@ static void init_steering_sqidi_psmi(struct xe_gt *gt)
static void init_steering_inst0(struct xe_gt *gt)
{
- gt->steering[DSS].group_target = 0; /* unused */
- gt->steering[DSS].instance_target = 0; /* unused */
+ gt->steering[INSTANCE0].group_target = 0; /* unused */
+ gt->steering[INSTANCE0].instance_target = 0; /* unused */
}
static const struct {
diff --git a/drivers/gpu/drm/xe/xe_migrate.c b/drivers/gpu/drm/xe/xe_migrate.c
index 65e5a3f4c340..198f5c2189cb 100644
--- a/drivers/gpu/drm/xe/xe_migrate.c
+++ b/drivers/gpu/drm/xe/xe_migrate.c
@@ -1334,7 +1334,7 @@ xe_migrate_update_pgtables(struct xe_migrate *m,
GFP_KERNEL, true, 0);
if (IS_ERR(sa_bo)) {
err = PTR_ERR(sa_bo);
- goto err;
+ goto err_bb;
}
ppgtt_ofs = NUM_KERNEL_PDE +
@@ -1385,7 +1385,7 @@ xe_migrate_update_pgtables(struct xe_migrate *m,
update_idx);
if (IS_ERR(job)) {
err = PTR_ERR(job);
- goto err_bb;
+ goto err_sa;
}
/* Wait on BO move */
@@ -1434,12 +1434,12 @@ xe_migrate_update_pgtables(struct xe_migrate *m,
err_job:
xe_sched_job_put(job);
+err_sa:
+ drm_suballoc_free(sa_bo, NULL);
err_bb:
if (!q)
mutex_unlock(&m->job_mutex);
xe_bb_free(bb, NULL);
-err:
- drm_suballoc_free(sa_bo, NULL);
return ERR_PTR(err);
}
diff --git a/include/uapi/drm/panthor_drm.h b/include/uapi/drm/panthor_drm.h
index aaed8e12ad0b..926b1deb1116 100644
--- a/include/uapi/drm/panthor_drm.h
+++ b/include/uapi/drm/panthor_drm.h
@@ -802,6 +802,9 @@ struct drm_panthor_queue_submit {
* Must be 64-bit/8-byte aligned (the size of a CS instruction)
*
* Can be zero if stream_addr is zero too.
+ *
+ * When the stream size is zero, the queue submit serves as a
+ * synchronization point.
*/
__u32 stream_size;
@@ -822,6 +825,8 @@ struct drm_panthor_queue_submit {
* ensure the GPU doesn't get garbage when reading the indirect command
* stream buffers. If you want the cache flush to happen
* unconditionally, pass a zero here.
+ *
+ * Ignored when stream_size is zero.
*/
__u32 latest_flush;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.