summaryrefslogtreecommitdiff
path: root/drivers/gpu
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/msm/adreno/a5xx_gpu.c7
-rw-r--r--drivers/gpu/drm/msm/adreno/adreno_gpu.c28
-rw-r--r--drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c6
-rw-r--r--drivers/gpu/drm/msm/disp/dpu1/dpu_power_handle.c2
-rw-r--r--drivers/gpu/drm/msm/msm_drv.h2
-rw-r--r--drivers/gpu/drm/msm/msm_gem.c33
6 files changed, 40 insertions, 38 deletions
diff --git a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
index bd84f71d27d8..ab1d9308c311 100644
--- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
@@ -11,6 +11,7 @@
*
*/
+#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/cpumask.h>
#include <linux/qcom_scm.h>
@@ -20,6 +21,7 @@
#include <linux/pm_opp.h>
#include <linux/nvmem-consumer.h>
#include <linux/iopoll.h>
+#include <linux/slab.h>
#include "msm_gem.h"
#include "msm_mmu.h"
#include "a5xx_gpu.h"
@@ -92,12 +94,13 @@ static int zap_shader_load_mdt(struct msm_gpu *gpu, const char *fwname)
ret = qcom_mdt_load(dev, fw, fwname, GPU_PAS_ID,
mem_region, mem_phys, mem_size, NULL);
} else {
- char newname[strlen("qcom/") + strlen(fwname) + 1];
+ char *newname;
- sprintf(newname, "qcom/%s", fwname);
+ newname = kasprintf(GFP_KERNEL, "qcom/%s", fwname);
ret = qcom_mdt_load(dev, fw, newname, GPU_PAS_ID,
mem_region, mem_phys, mem_size, NULL);
+ kfree(newname);
}
if (ret)
goto out;
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index 38ac50b73829..65c0ae7d8ad1 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -18,7 +18,9 @@
*/
#include <linux/ascii85.h>
+#include <linux/kernel.h>
#include <linux/pm_opp.h>
+#include <linux/slab.h>
#include "adreno_gpu.h"
#include "msm_gem.h"
#include "msm_mmu.h"
@@ -71,10 +73,12 @@ adreno_request_fw(struct adreno_gpu *adreno_gpu, const char *fwname)
{
struct drm_device *drm = adreno_gpu->base.dev;
const struct firmware *fw = NULL;
- char newname[strlen("qcom/") + strlen(fwname) + 1];
+ char *newname;
int ret;
- sprintf(newname, "qcom/%s", fwname);
+ newname = kasprintf(GFP_KERNEL, "qcom/%s", fwname);
+ if (!newname)
+ return ERR_PTR(-ENOMEM);
/*
* Try first to load from qcom/$fwfile using a direct load (to avoid
@@ -88,11 +92,12 @@ adreno_request_fw(struct adreno_gpu *adreno_gpu, const char *fwname)
dev_info(drm->dev, "loaded %s from new location\n",
newname);
adreno_gpu->fwloc = FW_LOCATION_NEW;
- return fw;
+ goto out;
} else if (adreno_gpu->fwloc != FW_LOCATION_UNKNOWN) {
dev_err(drm->dev, "failed to load %s: %d\n",
newname, ret);
- return ERR_PTR(ret);
+ fw = ERR_PTR(ret);
+ goto out;
}
}
@@ -107,11 +112,12 @@ adreno_request_fw(struct adreno_gpu *adreno_gpu, const char *fwname)
dev_info(drm->dev, "loaded %s from legacy location\n",
newname);
adreno_gpu->fwloc = FW_LOCATION_LEGACY;
- return fw;
+ goto out;
} else if (adreno_gpu->fwloc != FW_LOCATION_UNKNOWN) {
dev_err(drm->dev, "failed to load %s: %d\n",
fwname, ret);
- return ERR_PTR(ret);
+ fw = ERR_PTR(ret);
+ goto out;
}
}
@@ -127,16 +133,20 @@ adreno_request_fw(struct adreno_gpu *adreno_gpu, const char *fwname)
dev_info(drm->dev, "loaded %s with helper\n",
newname);
adreno_gpu->fwloc = FW_LOCATION_HELPER;
- return fw;
+ goto out;
} else if (adreno_gpu->fwloc != FW_LOCATION_UNKNOWN) {
dev_err(drm->dev, "failed to load %s: %d\n",
newname, ret);
- return ERR_PTR(ret);
+ fw = ERR_PTR(ret);
+ goto out;
}
}
dev_err(drm->dev, "failed to load %s\n", fwname);
- return ERR_PTR(-ENOENT);
+ fw = ERR_PTR(-ENOENT);
+out:
+ kfree(newname);
+ return fw;
}
static int adreno_load_fw(struct adreno_gpu *adreno_gpu)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
index 0bd3eda93e22..1b4de3486ef9 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -421,7 +421,7 @@ int dpu_encoder_helper_unregister_irq(struct dpu_encoder_phys *phys_enc,
ret = dpu_core_irq_disable(phys_enc->dpu_kms, &irq->irq_idx, 1);
if (ret) {
- DRM_ERROR("diable failed id=%u, intr=%d, hw=%d, irq=%d ret=%d",
+ DRM_ERROR("disable failed id=%u, intr=%d, hw=%d, irq=%d ret=%d",
DRMID(phys_enc->parent), intr_idx, irq->hw_idx,
irq->irq_idx, ret);
}
@@ -2444,6 +2444,8 @@ int dpu_encoder_wait_for_event(struct drm_encoder *drm_enc,
for (i = 0; i < dpu_enc->num_phys_encs; i++) {
struct dpu_encoder_phys *phys = dpu_enc->phys_encs[i];
+ if (!phys)
+ continue;
switch (event) {
case MSM_ENC_COMMIT_DONE:
@@ -2461,7 +2463,7 @@ int dpu_encoder_wait_for_event(struct drm_encoder *drm_enc,
return -EINVAL;
};
- if (phys && fn_wait) {
+ if (fn_wait) {
DPU_ATRACE_BEGIN("wait_for_completion_event");
ret = fn_wait(phys);
DPU_ATRACE_END("wait_for_completion_event");
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_power_handle.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_power_handle.c
index a68f1249388c..a75eebca2f37 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_power_handle.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_power_handle.c
@@ -121,7 +121,7 @@ void dpu_power_resource_deinit(struct platform_device *pdev,
mutex_lock(&phandle->phandle_lock);
list_for_each_entry_safe(curr_client, next_client,
&phandle->power_client_clist, list) {
- pr_err("cliend:%s-%d still registered with refcount:%d\n",
+ pr_err("client:%s-%d still registered with refcount:%d\n",
curr_client->name, curr_client->id,
curr_client->refcount);
curr_client->active = false;
diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h
index 0cba86ed3f54..b611484866d6 100644
--- a/drivers/gpu/drm/msm/msm_drv.h
+++ b/drivers/gpu/drm/msm/msm_drv.h
@@ -263,7 +263,7 @@ void msm_gem_shrinker_cleanup(struct drm_device *dev);
int msm_gem_mmap_obj(struct drm_gem_object *obj,
struct vm_area_struct *vma);
int msm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
-int msm_gem_fault(struct vm_fault *vmf);
+vm_fault_t msm_gem_fault(struct vm_fault *vmf);
uint64_t msm_gem_mmap_offset(struct drm_gem_object *obj);
int msm_gem_get_iova(struct drm_gem_object *obj,
struct msm_gem_address_space *aspace, uint64_t *iova);
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index f583bb4222f9..f59ca27a4a35 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -219,7 +219,7 @@ int msm_gem_mmap(struct file *filp, struct vm_area_struct *vma)
return msm_gem_mmap_obj(vma->vm_private_data, vma);
}
-int msm_gem_fault(struct vm_fault *vmf)
+vm_fault_t msm_gem_fault(struct vm_fault *vmf)
{
struct vm_area_struct *vma = vmf->vma;
struct drm_gem_object *obj = vma->vm_private_data;
@@ -227,15 +227,18 @@ int msm_gem_fault(struct vm_fault *vmf)
struct page **pages;
unsigned long pfn;
pgoff_t pgoff;
- int ret;
+ int err;
+ vm_fault_t ret;
/*
* vm_ops.open/drm_gem_mmap_obj and close get and put
* a reference on obj. So, we dont need to hold one here.
*/
- ret = mutex_lock_interruptible(&msm_obj->lock);
- if (ret)
+ err = mutex_lock_interruptible(&msm_obj->lock);
+ if (err) {
+ ret = VM_FAULT_NOPAGE;
goto out;
+ }
if (WARN_ON(msm_obj->madv != MSM_MADV_WILLNEED)) {
mutex_unlock(&msm_obj->lock);
@@ -245,7 +248,7 @@ int msm_gem_fault(struct vm_fault *vmf)
/* make sure we have pages attached now */
pages = get_pages(obj);
if (IS_ERR(pages)) {
- ret = PTR_ERR(pages);
+ ret = vmf_error(PTR_ERR(pages));
goto out_unlock;
}
@@ -257,27 +260,11 @@ int msm_gem_fault(struct vm_fault *vmf)
VERB("Inserting %p pfn %lx, pa %lx", (void *)vmf->address,
pfn, pfn << PAGE_SHIFT);
- ret = vm_insert_mixed(vma, vmf->address, __pfn_to_pfn_t(pfn, PFN_DEV));
-
+ ret = vmf_insert_mixed(vma, vmf->address, __pfn_to_pfn_t(pfn, PFN_DEV));
out_unlock:
mutex_unlock(&msm_obj->lock);
out:
- switch (ret) {
- case -EAGAIN:
- case 0:
- case -ERESTARTSYS:
- case -EINTR:
- case -EBUSY:
- /*
- * EBUSY is ok: this just means that another thread
- * already did the job.
- */
- return VM_FAULT_NOPAGE;
- case -ENOMEM:
- return VM_FAULT_OOM;
- default:
- return VM_FAULT_SIGBUS;
- }
+ return ret;
}
/** get mmap offset */
generated by cgit (git 2.34.1) at 2024-06-09 13:11:08 +0000