diff mbox series

[v3] remoteproc: remove unnecessary (void*) conversions

Message ID 20230328015749.1608-1-yuzhe@nfschina.com (mailing list archive)
State New, archived
Headers show
Series [v3] remoteproc: remove unnecessary (void*) conversions | expand

Commit Message

Yu Zhe March 28, 2023, 1:57 a.m. UTC
Pointer variables of void * type do not require type cast.

Reported-by: kernel test robot <lkp@intel.com>
Link: https://lore.kernel.org/oe-kbuild-all/202303272213.jOYrwBZu-lkp@intel.com/
Signed-off-by: Yu Zhe <yuzhe@nfschina.com>
---
 drivers/remoteproc/da8xx_remoteproc.c     | 12 ++++++------
 drivers/remoteproc/mtk_scp.c              | 12 ++++++------
 drivers/remoteproc/qcom_q6v5_adsp.c       | 10 +++++-----
 drivers/remoteproc/qcom_q6v5_mss.c        |  8 ++++----
 drivers/remoteproc/qcom_q6v5_pas.c        | 14 +++++++-------
 drivers/remoteproc/qcom_wcnss.c           | 10 +++++-----
 drivers/remoteproc/remoteproc_core.c      |  2 +-
 drivers/remoteproc/stm32_rproc.c          |  2 +-
 drivers/remoteproc/ti_k3_dsp_remoteproc.c |  2 +-
 drivers/remoteproc/ti_k3_r5_remoteproc.c  |  2 +-
 drivers/remoteproc/xlnx_r5_remoteproc.c   | 16 ++++++++--------
 11 files changed, 45 insertions(+), 45 deletions(-)

Comments

Dan Carpenter March 28, 2023, 7:40 a.m. UTC | #1
On Tue, Mar 28, 2023 at 09:57:49AM +0800, Yu Zhe wrote:
>  static void devm_rproc_free(struct device *dev, void *res)
>  {
> -	rproc_free(*(struct rproc **)res);
> +	rproc_free(res);

This introduces a bug.

regards,
dan carpenter
diff mbox series

Patch

diff --git a/drivers/remoteproc/da8xx_remoteproc.c b/drivers/remoteproc/da8xx_remoteproc.c
index 98e0be9476a4..768217f0f5cd 100644
--- a/drivers/remoteproc/da8xx_remoteproc.c
+++ b/drivers/remoteproc/da8xx_remoteproc.c
@@ -84,7 +84,7 @@  struct da8xx_rproc {
  */
 static irqreturn_t handle_event(int irq, void *p)
 {
-	struct rproc *rproc = (struct rproc *)p;
+	struct rproc *rproc = p;
 
 	/* Process incoming buffers on all our vrings */
 	rproc_vq_interrupt(rproc, 0);
@@ -104,8 +104,8 @@  static irqreturn_t handle_event(int irq, void *p)
  */
 static irqreturn_t da8xx_rproc_callback(int irq, void *p)
 {
-	struct rproc *rproc = (struct rproc *)p;
-	struct da8xx_rproc *drproc = (struct da8xx_rproc *)rproc->priv;
+	struct rproc *rproc = p;
+	struct da8xx_rproc *drproc = rproc->priv;
 	u32 chipsig;
 
 	chipsig = readl(drproc->chipsig);
@@ -133,7 +133,7 @@  static irqreturn_t da8xx_rproc_callback(int irq, void *p)
 static int da8xx_rproc_start(struct rproc *rproc)
 {
 	struct device *dev = rproc->dev.parent;
-	struct da8xx_rproc *drproc = (struct da8xx_rproc *)rproc->priv;
+	struct da8xx_rproc *drproc = rproc->priv;
 	struct clk *dsp_clk = drproc->dsp_clk;
 	struct reset_control *dsp_reset = drproc->dsp_reset;
 	int ret;
@@ -183,7 +183,7 @@  static int da8xx_rproc_stop(struct rproc *rproc)
 /* kick a virtqueue */
 static void da8xx_rproc_kick(struct rproc *rproc, int vqid)
 {
-	struct da8xx_rproc *drproc = (struct da8xx_rproc *)rproc->priv;
+	struct da8xx_rproc *drproc = rproc->priv;
 
 	/* Interrupt remote proc */
 	writel(SYSCFG_CHIPSIG2, drproc->chipsig);
@@ -360,7 +360,7 @@  static int da8xx_rproc_probe(struct platform_device *pdev)
 static int da8xx_rproc_remove(struct platform_device *pdev)
 {
 	struct rproc *rproc = platform_get_drvdata(pdev);
-	struct da8xx_rproc *drproc = (struct da8xx_rproc *)rproc->priv;
+	struct da8xx_rproc *drproc = rproc->priv;
 	struct device *dev = &pdev->dev;
 
 	/*
diff --git a/drivers/remoteproc/mtk_scp.c b/drivers/remoteproc/mtk_scp.c
index 0861b76f185f..e1d93e63d7df 100644
--- a/drivers/remoteproc/mtk_scp.c
+++ b/drivers/remoteproc/mtk_scp.c
@@ -74,8 +74,8 @@  static void scp_wdt_handler(struct mtk_scp *scp, u32 scp_to_host)
 
 static void scp_init_ipi_handler(void *data, unsigned int len, void *priv)
 {
-	struct mtk_scp *scp = (struct mtk_scp *)priv;
-	struct scp_run *run = (struct scp_run *)data;
+	struct mtk_scp *scp = priv;
+	struct scp_run *run = data;
 
 	scp->run.signaled = run->signaled;
 	strscpy(scp->run.fw_ver, run->fw_ver, SCP_FW_VER_LEN);
@@ -498,7 +498,7 @@  static int scp_parse_fw(struct rproc *rproc, const struct firmware *fw)
 
 static int scp_start(struct rproc *rproc)
 {
-	struct mtk_scp *scp = (struct mtk_scp *)rproc->priv;
+	struct mtk_scp *scp = rproc->priv;
 	struct device *dev = scp->dev;
 	struct scp_run *run = &scp->run;
 	int ret;
@@ -587,7 +587,7 @@  static void *mt8192_scp_da_to_va(struct mtk_scp *scp, u64 da, size_t len)
 
 static void *scp_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem)
 {
-	struct mtk_scp *scp = (struct mtk_scp *)rproc->priv;
+	struct mtk_scp *scp = rproc->priv;
 
 	return scp->data->scp_da_to_va(scp, da, len);
 }
@@ -627,7 +627,7 @@  static void mt8195_scp_stop(struct mtk_scp *scp)
 
 static int scp_stop(struct rproc *rproc)
 {
-	struct mtk_scp *scp = (struct mtk_scp *)rproc->priv;
+	struct mtk_scp *scp = rproc->priv;
 	int ret;
 
 	ret = clk_prepare_enable(scp->clk);
@@ -829,7 +829,7 @@  static int scp_probe(struct platform_device *pdev)
 	if (!rproc)
 		return dev_err_probe(dev, -ENOMEM, "unable to allocate remoteproc\n");
 
-	scp = (struct mtk_scp *)rproc->priv;
+	scp = rproc->priv;
 	scp->rproc = rproc;
 	scp->dev = dev;
 	scp->data = of_device_get_match_data(dev);
diff --git a/drivers/remoteproc/qcom_q6v5_adsp.c b/drivers/remoteproc/qcom_q6v5_adsp.c
index 08d8dad22ca7..d546ab9dc141 100644
--- a/drivers/remoteproc/qcom_q6v5_adsp.c
+++ b/drivers/remoteproc/qcom_q6v5_adsp.c
@@ -321,7 +321,7 @@  static int qcom_adsp_shutdown(struct qcom_adsp *adsp)
 
 static int adsp_load(struct rproc *rproc, const struct firmware *fw)
 {
-	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
+	struct qcom_adsp *adsp = rproc->priv;
 	int ret;
 
 	ret = qcom_mdt_load_no_init(adsp->dev, fw, rproc->firmware, 0,
@@ -379,7 +379,7 @@  static int adsp_map_carveout(struct rproc *rproc)
 
 static int adsp_start(struct rproc *rproc)
 {
-	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
+	struct qcom_adsp *adsp = rproc->priv;
 	int ret;
 	unsigned int val;
 
@@ -469,7 +469,7 @@  static void qcom_adsp_pil_handover(struct qcom_q6v5 *q6v5)
 
 static int adsp_stop(struct rproc *rproc)
 {
-	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
+	struct qcom_adsp *adsp = rproc->priv;
 	int handover;
 	int ret;
 
@@ -492,7 +492,7 @@  static int adsp_stop(struct rproc *rproc)
 
 static void *adsp_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem)
 {
-	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
+	struct qcom_adsp *adsp = rproc->priv;
 	int offset;
 
 	offset = da - adsp->mem_reloc;
@@ -696,7 +696,7 @@  static int adsp_probe(struct platform_device *pdev)
 	rproc->has_iommu = desc->has_iommu;
 	rproc_coredump_set_elf_info(rproc, ELFCLASS32, EM_NONE);
 
-	adsp = (struct qcom_adsp *)rproc->priv;
+	adsp = rproc->priv;
 	adsp->dev = &pdev->dev;
 	adsp->rproc = rproc;
 	adsp->info_name = desc->sysmon_name;
diff --git a/drivers/remoteproc/qcom_q6v5_mss.c b/drivers/remoteproc/qcom_q6v5_mss.c
index ab053084f7a2..e7a67c8c16a0 100644
--- a/drivers/remoteproc/qcom_q6v5_mss.c
+++ b/drivers/remoteproc/qcom_q6v5_mss.c
@@ -1562,7 +1562,7 @@  static void qcom_q6v5_dump_segment(struct rproc *rproc,
 
 static int q6v5_start(struct rproc *rproc)
 {
-	struct q6v5 *qproc = (struct q6v5 *)rproc->priv;
+	struct q6v5 *qproc = rproc->priv;
 	int xfermemop_ret;
 	int ret;
 
@@ -1604,7 +1604,7 @@  static int q6v5_start(struct rproc *rproc)
 
 static int q6v5_stop(struct rproc *rproc)
 {
-	struct q6v5 *qproc = (struct q6v5 *)rproc->priv;
+	struct q6v5 *qproc = rproc->priv;
 	int ret;
 
 	ret = qcom_q6v5_request_stop(&qproc->q6v5, qproc->sysmon);
@@ -1662,7 +1662,7 @@  static int qcom_q6v5_register_dump_segments(struct rproc *rproc,
 
 static unsigned long q6v5_panic(struct rproc *rproc)
 {
-	struct q6v5 *qproc = (struct q6v5 *)rproc->priv;
+	struct q6v5 *qproc = rproc->priv;
 
 	return qcom_q6v5_panic(&qproc->q6v5);
 }
@@ -1977,7 +1977,7 @@  static int q6v5_probe(struct platform_device *pdev)
 	rproc->auto_boot = false;
 	rproc_coredump_set_elf_info(rproc, ELFCLASS32, EM_NONE);
 
-	qproc = (struct q6v5 *)rproc->priv;
+	qproc = rproc->priv;
 	qproc->dev = &pdev->dev;
 	qproc->rproc = rproc;
 	qproc->hexagon_mdt_image = "modem.mdt";
diff --git a/drivers/remoteproc/qcom_q6v5_pas.c b/drivers/remoteproc/qcom_q6v5_pas.c
index 0871108fb4dc..8eec88119fdd 100644
--- a/drivers/remoteproc/qcom_q6v5_pas.c
+++ b/drivers/remoteproc/qcom_q6v5_pas.c
@@ -186,7 +186,7 @@  static int adsp_shutdown_poll_decrypt(struct qcom_adsp *adsp)
 
 static int adsp_unprepare(struct rproc *rproc)
 {
-	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
+	struct qcom_adsp *adsp = rproc->priv;
 
 	/*
 	 * adsp_load() did pass pas_metadata to the SCM driver for storing
@@ -203,7 +203,7 @@  static int adsp_unprepare(struct rproc *rproc)
 
 static int adsp_load(struct rproc *rproc, const struct firmware *fw)
 {
-	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
+	struct qcom_adsp *adsp = rproc->priv;
 	int ret;
 
 	/* Store firmware handle to be used in adsp_start() */
@@ -244,7 +244,7 @@  static int adsp_load(struct rproc *rproc, const struct firmware *fw)
 
 static int adsp_start(struct rproc *rproc)
 {
-	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
+	struct qcom_adsp *adsp = rproc->priv;
 	int ret;
 
 	ret = qcom_q6v5_prepare(&adsp->q6v5);
@@ -360,7 +360,7 @@  static void qcom_pas_handover(struct qcom_q6v5 *q6v5)
 
 static int adsp_stop(struct rproc *rproc)
 {
-	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
+	struct qcom_adsp *adsp = rproc->priv;
 	int handover;
 	int ret;
 
@@ -390,7 +390,7 @@  static int adsp_stop(struct rproc *rproc)
 
 static void *adsp_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem)
 {
-	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
+	struct qcom_adsp *adsp = rproc->priv;
 	int offset;
 
 	offset = da - adsp->mem_reloc;
@@ -405,7 +405,7 @@  static void *adsp_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iom
 
 static unsigned long adsp_panic(struct rproc *rproc)
 {
-	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
+	struct qcom_adsp *adsp = rproc->priv;
 
 	return qcom_q6v5_panic(&adsp->q6v5);
 }
@@ -683,7 +683,7 @@  static int adsp_probe(struct platform_device *pdev)
 	rproc->auto_boot = desc->auto_boot;
 	rproc_coredump_set_elf_info(rproc, ELFCLASS32, EM_NONE);
 
-	adsp = (struct qcom_adsp *)rproc->priv;
+	adsp = rproc->priv;
 	adsp->dev = &pdev->dev;
 	adsp->rproc = rproc;
 	adsp->minidump_id = desc->minidump_id;
diff --git a/drivers/remoteproc/qcom_wcnss.c b/drivers/remoteproc/qcom_wcnss.c
index 9d4d04fff8c6..0fc317265064 100644
--- a/drivers/remoteproc/qcom_wcnss.c
+++ b/drivers/remoteproc/qcom_wcnss.c
@@ -154,7 +154,7 @@  static const struct wcnss_data pronto_v3_data = {
 
 static int wcnss_load(struct rproc *rproc, const struct firmware *fw)
 {
-	struct qcom_wcnss *wcnss = (struct qcom_wcnss *)rproc->priv;
+	struct qcom_wcnss *wcnss = rproc->priv;
 	int ret;
 
 	ret = qcom_mdt_load(wcnss->dev, fw, rproc->firmware, WCNSS_PAS_ID,
@@ -227,7 +227,7 @@  static void wcnss_configure_iris(struct qcom_wcnss *wcnss)
 
 static int wcnss_start(struct rproc *rproc)
 {
-	struct qcom_wcnss *wcnss = (struct qcom_wcnss *)rproc->priv;
+	struct qcom_wcnss *wcnss = rproc->priv;
 	int ret, i;
 
 	mutex_lock(&wcnss->iris_lock);
@@ -293,7 +293,7 @@  static int wcnss_start(struct rproc *rproc)
 
 static int wcnss_stop(struct rproc *rproc)
 {
-	struct qcom_wcnss *wcnss = (struct qcom_wcnss *)rproc->priv;
+	struct qcom_wcnss *wcnss = rproc->priv;
 	int ret;
 
 	if (wcnss->state) {
@@ -320,7 +320,7 @@  static int wcnss_stop(struct rproc *rproc)
 
 static void *wcnss_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem)
 {
-	struct qcom_wcnss *wcnss = (struct qcom_wcnss *)rproc->priv;
+	struct qcom_wcnss *wcnss = rproc->priv;
 	int offset;
 
 	offset = da - wcnss->mem_reloc;
@@ -566,7 +566,7 @@  static int wcnss_probe(struct platform_device *pdev)
 	}
 	rproc_coredump_set_elf_info(rproc, ELFCLASS32, EM_NONE);
 
-	wcnss = (struct qcom_wcnss *)rproc->priv;
+	wcnss = rproc->priv;
 	wcnss->dev = &pdev->dev;
 	wcnss->rproc = rproc;
 	platform_set_drvdata(pdev, wcnss);
diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
index 80072b6b6283..c48089e83026 100644
--- a/drivers/remoteproc/remoteproc_core.c
+++ b/drivers/remoteproc/remoteproc_core.c
@@ -2584,7 +2584,7 @@  EXPORT_SYMBOL(rproc_del);
 
 static void devm_rproc_free(struct device *dev, void *res)
 {
-	rproc_free(*(struct rproc **)res);
+	rproc_free(res);
 }
 
 /**
diff --git a/drivers/remoteproc/stm32_rproc.c b/drivers/remoteproc/stm32_rproc.c
index 7d782ed9e589..22c0241c2c97 100644
--- a/drivers/remoteproc/stm32_rproc.c
+++ b/drivers/remoteproc/stm32_rproc.c
@@ -629,7 +629,7 @@  stm32_rproc_get_loaded_rsc_table(struct rproc *rproc, size_t *table_sz)
 	 * entire area by overwriting it with the initial values stored in rproc->clean_table.
 	 */
 	*table_sz = RSC_TBL_SIZE;
-	return (struct resource_table *)ddata->rsc_va;
+	return ddata->rsc_va;
 }
 
 static const struct rproc_ops st_rproc_ops = {
diff --git a/drivers/remoteproc/ti_k3_dsp_remoteproc.c b/drivers/remoteproc/ti_k3_dsp_remoteproc.c
index ec626a37fef6..4bee10acf6fa 100644
--- a/drivers/remoteproc/ti_k3_dsp_remoteproc.c
+++ b/drivers/remoteproc/ti_k3_dsp_remoteproc.c
@@ -429,7 +429,7 @@  static struct resource_table *k3_dsp_get_loaded_rsc_table(struct rproc *rproc,
 	 * the hard-coded value suffices to support the IPC-only mode.
 	 */
 	*rsc_table_sz = 256;
-	return (struct resource_table *)kproc->rmem[0].cpu_addr;
+	return kproc->rmem[0].cpu_addr;
 }
 
 /*
diff --git a/drivers/remoteproc/ti_k3_r5_remoteproc.c b/drivers/remoteproc/ti_k3_r5_remoteproc.c
index 0481926c6975..115901d1ea04 100644
--- a/drivers/remoteproc/ti_k3_r5_remoteproc.c
+++ b/drivers/remoteproc/ti_k3_r5_remoteproc.c
@@ -708,7 +708,7 @@  static struct resource_table *k3_r5_get_loaded_rsc_table(struct rproc *rproc,
 	 * the hard-coded value suffices to support the IPC-only mode.
 	 */
 	*rsc_table_sz = 256;
-	return (struct resource_table *)kproc->rmem[0].cpu_addr;
+	return kproc->rmem[0].cpu_addr;
 }
 
 /*
diff --git a/drivers/remoteproc/xlnx_r5_remoteproc.c b/drivers/remoteproc/xlnx_r5_remoteproc.c
index 2db57d394155..5dbc12bdc29e 100644
--- a/drivers/remoteproc/xlnx_r5_remoteproc.c
+++ b/drivers/remoteproc/xlnx_r5_remoteproc.c
@@ -242,7 +242,7 @@  static int add_mem_regions_carveout(struct rproc *rproc)
 	struct reserved_mem *rmem;
 	int i, num_mem_regions;
 
-	r5_core = (struct zynqmp_r5_core *)rproc->priv;
+	r5_core = rproc->priv;
 	num_mem_regions = r5_core->rmem_count;
 
 	for (i = 0; i < num_mem_regions; i++) {
@@ -363,7 +363,7 @@  static int add_tcm_carveout_split_mode(struct rproc *rproc)
 	size_t bank_size;
 	char *bank_name;
 
-	r5_core = (struct zynqmp_r5_core *)rproc->priv;
+	r5_core = rproc->priv;
 	dev = r5_core->dev;
 	num_banks = r5_core->tcm_bank_count;
 
@@ -432,7 +432,7 @@  static int add_tcm_carveout_lockstep_mode(struct rproc *rproc)
 	u32 pm_domain_id;
 	char *bank_name;
 
-	r5_core = (struct zynqmp_r5_core *)rproc->priv;
+	r5_core = rproc->priv;
 	dev = r5_core->dev;
 
 	/* Go through zynqmp banks for r5 node */
@@ -502,7 +502,7 @@  static int add_tcm_banks(struct rproc *rproc)
 	struct zynqmp_r5_core *r5_core;
 	struct device *dev;
 
-	r5_core = (struct zynqmp_r5_core *)rproc->priv;
+	r5_core = rproc->priv;
 	if (!r5_core)
 		return -EINVAL;
 
@@ -595,7 +595,7 @@  static int zynqmp_r5_rproc_unprepare(struct rproc *rproc)
 	u32 pm_domain_id;
 	int i;
 
-	r5_core = (struct zynqmp_r5_core *)rproc->priv;
+	r5_core = rproc->priv;
 
 	for (i = 0; i < r5_core->tcm_bank_count; i++) {
 		pm_domain_id = r5_core->tcm_banks[i]->pm_domain_id;
@@ -649,7 +649,7 @@  static struct zynqmp_r5_core *zynqmp_r5_add_rproc_core(struct device *cdev)
 	}
 
 	r5_rproc->auto_boot = false;
-	r5_core = (struct zynqmp_r5_core *)r5_rproc->priv;
+	r5_core = r5_rproc->priv;
 	r5_core->dev = cdev;
 	r5_core->np = dev_of_node(cdev);
 	if (!r5_core->np) {
@@ -978,12 +978,12 @@  static int zynqmp_r5_cluster_init(struct zynqmp_r5_cluster *cluster)
 
 static void zynqmp_r5_cluster_exit(void *data)
 {
-	struct platform_device *pdev = (struct platform_device *)data;
+	struct platform_device *pdev = data;
 	struct zynqmp_r5_cluster *cluster;
 	struct zynqmp_r5_core *r5_core;
 	int i;
 
-	cluster = (struct zynqmp_r5_cluster *)platform_get_drvdata(pdev);
+	cluster = platform_get_drvdata(pdev);
 	if (!cluster)
 		return;