[PATCH drm/amdgpu 1/2] drm/amdgpu: Convert sysfs sprintf/snprintf family to sysfs_emit

Fix the following coccicheck warning: drivers/gpu//drm/amd/amdgpu/amdgpu_ras.c:434:9-17: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_xgmi.c:220:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_xgmi.c:249:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/df_v3_6.c:208:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_psp.c:2973:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_vram_mgr.c:75:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_vram_mgr.c:112:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_vram_mgr.c:58:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_vram_mgr.c:93:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_vram_mgr.c:125:9-17: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_gtt_mgr.c:52:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_gtt_mgr.c:71:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_device.c:140:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_device.c:164:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_device.c:186:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_device.c:208:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/amd/amdgpu/amdgpu_atombios.c:1916:8-16: WARNING: use scnprintf or sprintf

Signed-off-by: Tian Tao tiantao6@hisilicon.com --- drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 8 +++---- drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c | 6 ++---- drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 8 +++---- drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 32 +++++++++++++--------------- drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 4 ++-- drivers/gpu/drm/amd/amdgpu/df_v3_6.c | 2 +- 8 files changed, 29 insertions(+), 35 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c index 86add0f..5b04bfcb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c @@ -1947,7 +1947,7 @@ static ssize_t amdgpu_atombios_get_vbios_version(struct device *dev, struct amdgpu_device *adev = drm_to_adev(ddev); struct atom_context *ctx = adev->mode_info.atom_context;

- return snprintf(buf, PAGE_SIZE, "%s\n", ctx->vbios_version); + return sysfs_emit(buf, "%s\n", ctx->vbios_version); }

static DEVICE_ATTR(vbios_version, 0444, amdgpu_atombios_get_vbios_version, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 6447cd6..33b6e46 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -136,7 +136,7 @@ static ssize_t amdgpu_device_get_pcie_replay_count(struct device *dev, struct amdgpu_device *adev = drm_to_adev(ddev); uint64_t cnt = amdgpu_asic_get_pcie_replay_count(adev);

- return snprintf(buf, PAGE_SIZE, "%llu\n", cnt); + return sysfs_emit(buf, "%llu\n", cnt); }

static DEVICE_ATTR(pcie_replay_count, S_IRUGO, @@ -160,7 +160,7 @@ static ssize_t amdgpu_device_get_product_name(struct device *dev, struct drm_device *ddev = dev_get_drvdata(dev); struct amdgpu_device *adev = drm_to_adev(ddev);

- return snprintf(buf, PAGE_SIZE, "%s\n", adev->product_name); + return sysfs_emit(buf, "%s\n", adev->product_name); }

static DEVICE_ATTR(product_name, S_IRUGO, @@ -182,7 +182,7 @@ static ssize_t amdgpu_device_get_product_number(struct device *dev, struct drm_device *ddev = dev_get_drvdata(dev); struct amdgpu_device *adev = drm_to_adev(ddev);

- return snprintf(buf, PAGE_SIZE, "%s\n", adev->product_number); + return sysfs_emit(buf, "%s\n", adev->product_number); }

static DEVICE_ATTR(product_number, S_IRUGO, @@ -204,7 +204,7 @@ static ssize_t amdgpu_device_get_serial_number(struct device *dev, struct drm_device *ddev = dev_get_drvdata(dev); struct amdgpu_device *adev = drm_to_adev(ddev);

- return snprintf(buf, PAGE_SIZE, "%s\n", adev->serial); + return sysfs_emit(buf, "%s\n", adev->serial); }

static DEVICE_ATTR(serial_number, S_IRUGO, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c index 8980329..540c010 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c @@ -49,8 +49,7 @@ static ssize_t amdgpu_mem_info_gtt_total_show(struct device *dev, struct amdgpu_device *adev = drm_to_adev(ddev); struct ttm_resource_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT);

- return snprintf(buf, PAGE_SIZE, "%llu\n", - man->size * PAGE_SIZE); + return sysfs_emit(buf, "%llu\n", man->size * PAGE_SIZE); }

/** @@ -68,8 +67,7 @@ static ssize_t amdgpu_mem_info_gtt_used_show(struct device *dev, struct amdgpu_device *adev = drm_to_adev(ddev); struct ttm_resource_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT);

- return snprintf(buf, PAGE_SIZE, "%llu\n", - amdgpu_gtt_mgr_usage(man)); + return sysfs_emit(buf, "%llu\n", amdgpu_gtt_mgr_usage(man)); }

static DEVICE_ATTR(mem_info_gtt_total, S_IRUGO, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index 839917e..65b1df3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -2916,7 +2916,7 @@ static ssize_t psp_usbc_pd_fw_sysfs_read(struct device *dev, return ret; }

- return snprintf(buf, PAGE_SIZE, "%x\n", fw_ver); + return sysfs_emit(buf, "%x\n", fw_ver); }

static ssize_t psp_usbc_pd_fw_sysfs_write(struct device *dev, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index 1fb2a91..b319b05 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -431,15 +431,13 @@ static ssize_t amdgpu_ras_sysfs_read(struct device *dev, };

if (!amdgpu_ras_get_error_query_ready(obj->adev)) - return snprintf(buf, PAGE_SIZE, - "Query currently inaccessible\n"); + return sysfs_emit(buf, "Query currently inaccessible\n");

if (amdgpu_ras_error_query(obj->adev, &info)) return -EINVAL;

- return snprintf(buf, PAGE_SIZE, "%s: %lu\n%s: %lu\n", - "ue", info.ue_count, - "ce", info.ce_count); + return sysfs_emit(buf, "%s: %lu\n%s: %lu\n", "ue", info.ue_count, + "ce", info.ce_count); }

/* obj begin */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c index c89b66b..ba3b297 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c @@ -52,7 +52,7 @@ static ssize_t amdgpu_mem_info_vram_total_show(struct device *dev, struct drm_device *ddev = dev_get_drvdata(dev); struct amdgpu_device *adev = drm_to_adev(ddev);

- return snprintf(buf, PAGE_SIZE, "%llu\n", adev->gmc.real_vram_size); + return sysfs_emit(buf, "%llu\n", adev->gmc.real_vram_size); }

/** @@ -69,7 +69,7 @@ static ssize_t amdgpu_mem_info_vis_vram_total_show(struct device *dev, struct drm_device *ddev = dev_get_drvdata(dev); struct amdgpu_device *adev = drm_to_adev(ddev);

- return snprintf(buf, PAGE_SIZE, "%llu\n", adev->gmc.visible_vram_size); + return sysfs_emit(buf, "%llu\n", adev->gmc.visible_vram_size); }

/** @@ -87,8 +87,7 @@ static ssize_t amdgpu_mem_info_vram_used_show(struct device *dev, struct amdgpu_device *adev = drm_to_adev(ddev); struct ttm_resource_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);

- return snprintf(buf, PAGE_SIZE, "%llu\n", - amdgpu_vram_mgr_usage(man)); + return sysfs_emit(buf, "%llu\n", amdgpu_vram_mgr_usage(man)); }

/** @@ -106,8 +105,7 @@ static ssize_t amdgpu_mem_info_vis_vram_used_show(struct device *dev, struct amdgpu_device *adev = drm_to_adev(ddev); struct ttm_resource_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);

- return snprintf(buf, PAGE_SIZE, "%llu\n", - amdgpu_vram_mgr_vis_usage(man)); + return sysfs_emit(buf, "%llu\n", amdgpu_vram_mgr_vis_usage(man)); }

static ssize_t amdgpu_mem_info_vram_vendor(struct device *dev, @@ -119,27 +117,27 @@ static ssize_t amdgpu_mem_info_vram_vendor(struct device *dev,

switch (adev->gmc.vram_vendor) { case SAMSUNG: - return snprintf(buf, PAGE_SIZE, "samsung\n"); + return sysfs_emit(buf, "samsung\n"); case INFINEON: - return snprintf(buf, PAGE_SIZE, "infineon\n"); + return sysfs_emit(buf, "infineon\n"); case ELPIDA: - return snprintf(buf, PAGE_SIZE, "elpida\n"); + return sysfs_emit(buf, "elpida\n"); case ETRON: - return snprintf(buf, PAGE_SIZE, "etron\n"); + return sysfs_emit(buf, "etron\n"); case NANYA: - return snprintf(buf, PAGE_SIZE, "nanya\n"); + return sysfs_emit(buf, "nanya\n"); case HYNIX: - return snprintf(buf, PAGE_SIZE, "hynix\n"); + return sysfs_emit(buf, "hynix\n"); case MOSEL: - return snprintf(buf, PAGE_SIZE, "mosel\n"); + return sysfs_emit(buf, "mosel\n"); case WINBOND: - return snprintf(buf, PAGE_SIZE, "winbond\n"); + return sysfs_emit(buf, "winbond\n"); case ESMT: - return snprintf(buf, PAGE_SIZE, "esmt\n"); + return sysfs_emit(buf, "esmt\n"); case MICRON: - return snprintf(buf, PAGE_SIZE, "micron\n"); + return sysfs_emit(buf, "micron\n"); default: - return snprintf(buf, PAGE_SIZE, "unknown\n"); + return sysfs_emit(buf, "unknown\n"); } }

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c index 659b385..3d77fb2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c @@ -217,7 +217,7 @@ static ssize_t amdgpu_xgmi_show_device_id(struct device *dev, struct drm_device *ddev = dev_get_drvdata(dev); struct amdgpu_device *adev = drm_to_adev(ddev);

- return snprintf(buf, PAGE_SIZE, "%llu\n", adev->gmc.xgmi.node_id); + return sysfs_emit(buf, "%llu\n", adev->gmc.xgmi.node_id);

}

@@ -246,7 +246,7 @@ static ssize_t amdgpu_xgmi_show_error(struct device *dev,

adev->df.funcs->set_fica(adev, ficaa_pie_status_in, 0, 0);

- return snprintf(buf, PAGE_SIZE, "%u\n", error_count); + return sysfs_emit(buf, "%u\n", error_count); }

diff --git a/drivers/gpu/drm/amd/amdgpu/df_v3_6.c b/drivers/gpu/drm/amd/amdgpu/df_v3_6.c index 6b4b30a..40ef57b 100644 --- a/drivers/gpu/drm/amd/amdgpu/df_v3_6.c +++ b/drivers/gpu/drm/amd/amdgpu/df_v3_6.c @@ -205,7 +205,7 @@ static ssize_t df_v3_6_get_df_cntr_avail(struct device *dev, count++; }

- return snprintf(buf, PAGE_SIZE, "%i\n", count); + return sysfs_emit(buf, "%i\n", count); }

/* device attr for available perfmon counters */