diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/drm/msm/adreno/a5xx_gpu.c | 7 | ||||
-rw-r--r-- | drivers/gpu/drm/msm/adreno/adreno_gpu.c | 28 | ||||
-rw-r--r-- | drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 6 | ||||
-rw-r--r-- | drivers/gpu/drm/msm/disp/dpu1/dpu_power_handle.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/msm/msm_drv.h | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/msm/msm_gem.c | 33 |
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 */ |