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Message-ID: <20240417165708.2965612-4-andriy.shevchenko@linux.intel.com>
Date: Wed, 17 Apr 2024 19:55:15 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
linux-mmc@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org
Cc: Aubin Constans <aubin.constans@...rochip.com>,
Ulf Hansson <ulf.hansson@...aro.org>,
Nicolas Ferre <nicolas.ferre@...rochip.com>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Claudiu Beznea <claudiu.beznea@...on.dev>
Subject: [PATCH v1 3/5] mmc: atmel-mci: Replace platform device pointer by generic one
There no need to keep a pointer to a platform device as it's not
used outside of ->probe() and ->remove() callbacks.
Replace platform device pointer by generic one in host structure.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
drivers/mmc/host/atmel-mci.c | 44 ++++++++++++++++++------------------
1 file changed, 22 insertions(+), 22 deletions(-)
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
index c4dfd4c7785f..3aed57c392fa 100644
--- a/drivers/mmc/host/atmel-mci.c
+++ b/drivers/mmc/host/atmel-mci.c
@@ -296,7 +296,7 @@ struct atmel_mci_dma {
* rate and timeout calculations.
* @mapbase: Physical address of the MMIO registers.
* @mck: The peripheral bus clock hooked up to the MMC controller.
- * @pdev: Platform device associated with the MMC controller.
+ * @dev: Device associated with the MMC controller.
* @slot: Slots sharing this MMC controller.
* @caps: MCI capabilities depending on MCI version.
* @prepare_data: function to setup MCI before data transfer which
@@ -373,7 +373,7 @@ struct atmel_mci {
unsigned long bus_hz;
unsigned long mapbase;
struct clk *mck;
- struct platform_device *pdev;
+ struct device *dev;
struct atmel_mci_slot *slot[ATMCI_MAX_NR_SLOTS];
@@ -526,7 +526,7 @@ static void atmci_show_status_reg(struct seq_file *s,
static int atmci_regs_show(struct seq_file *s, void *v)
{
struct atmel_mci *host = s->private;
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
u32 *buf;
int ret = 0;
@@ -726,7 +726,7 @@ static inline unsigned int atmci_convert_chksize(struct atmel_mci *host,
static void atmci_timeout_timer(struct timer_list *t)
{
struct atmel_mci *host = from_timer(host, t, timer);
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
dev_dbg(dev, "software timeout\n");
@@ -846,7 +846,7 @@ static u32 atmci_prepare_command(struct mmc_host *mmc,
static void atmci_send_command(struct atmel_mci *host,
struct mmc_command *cmd, u32 cmd_flags)
{
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
unsigned int timeout_ms = cmd->busy_timeout ? cmd->busy_timeout :
ATMCI_CMD_TIMEOUT_MS;
@@ -863,7 +863,7 @@ static void atmci_send_command(struct atmel_mci *host,
static void atmci_send_stop_cmd(struct atmel_mci *host, struct mmc_data *data)
{
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
dev_dbg(dev, "send stop command\n");
atmci_send_command(host, data->stop, host->stop_cmdr);
@@ -937,8 +937,8 @@ static void atmci_pdc_set_both_buf(struct atmel_mci *host, int dir)
*/
static void atmci_pdc_cleanup(struct atmel_mci *host)
{
- struct device *dev = &host->pdev->dev;
struct mmc_data *data = host->data;
+ struct device *dev = host->dev;
if (data)
dma_unmap_sg(dev, data->sg, data->sg_len, mmc_get_dma_dir(data));
@@ -951,7 +951,7 @@ static void atmci_pdc_cleanup(struct atmel_mci *host)
*/
static void atmci_pdc_complete(struct atmel_mci *host)
{
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
int transfer_size = host->data->blocks * host->data->blksz;
int i;
@@ -989,8 +989,8 @@ static void atmci_dma_cleanup(struct atmel_mci *host)
static void atmci_dma_complete(void *arg)
{
struct atmel_mci *host = arg;
- struct device *dev = &host->pdev->dev;
struct mmc_data *data = host->data;
+ struct device *dev = host->dev;
dev_vdbg(dev, "DMA complete\n");
@@ -1079,7 +1079,7 @@ static u32 atmci_prepare_data(struct atmel_mci *host, struct mmc_data *data)
static u32
atmci_prepare_data_pdc(struct atmel_mci *host, struct mmc_data *data)
{
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
u32 iflags, tmp;
int i;
@@ -1231,7 +1231,7 @@ atmci_submit_data_dma(struct atmel_mci *host, struct mmc_data *data)
static void atmci_stop_transfer(struct atmel_mci *host)
{
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
dev_dbg(dev, "(%s) set pending xfer complete\n", __func__);
atmci_set_pending(host, EVENT_XFER_COMPLETE);
@@ -1249,7 +1249,7 @@ static void atmci_stop_transfer_pdc(struct atmel_mci *host)
static void atmci_stop_transfer_dma(struct atmel_mci *host)
{
struct dma_chan *chan = host->data_chan;
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
if (chan) {
dmaengine_terminate_all(chan);
@@ -1269,7 +1269,7 @@ static void atmci_stop_transfer_dma(struct atmel_mci *host)
static void atmci_start_request(struct atmel_mci *host,
struct atmel_mci_slot *slot)
{
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
struct mmc_request *mrq;
struct mmc_command *cmd;
struct mmc_data *data;
@@ -1364,7 +1364,7 @@ static void atmci_start_request(struct atmel_mci *host,
static void atmci_queue_request(struct atmel_mci *host,
struct atmel_mci_slot *slot, struct mmc_request *mrq)
{
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
dev_vdbg(&slot->mmc->class_dev, "queue request: state=%d\n",
host->state);
@@ -1385,7 +1385,7 @@ static void atmci_request(struct mmc_host *mmc, struct mmc_request *mrq)
{
struct atmel_mci_slot *slot = mmc_priv(mmc);
struct atmel_mci *host = slot->host;
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
struct mmc_data *data;
WARN_ON(slot->mrq);
@@ -1599,7 +1599,7 @@ static void atmci_request_end(struct atmel_mci *host, struct mmc_request *mrq)
{
struct atmel_mci_slot *slot = NULL;
struct mmc_host *prev_mmc = host->cur_slot->mmc;
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
WARN_ON(host->cmd || host->data);
@@ -1760,9 +1760,9 @@ static void atmci_detect_change(struct timer_list *t)
static void atmci_tasklet_func(struct tasklet_struct *t)
{
struct atmel_mci *host = from_tasklet(host, t, tasklet);
- struct device *dev = &host->pdev->dev;
struct mmc_request *mrq = host->mrq;
struct mmc_data *data = host->data;
+ struct device *dev = host->dev;
enum atmel_mci_state state = host->state;
enum atmel_mci_state prev_state;
u32 status;
@@ -2108,7 +2108,7 @@ static void atmci_sdio_interrupt(struct atmel_mci *host, u32 status)
static irqreturn_t atmci_interrupt(int irq, void *dev_id)
{
struct atmel_mci *host = dev_id;
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
u32 status, mask, pending;
unsigned int pass_count = 0;
@@ -2253,7 +2253,7 @@ static int atmci_init_slot(struct atmel_mci *host,
struct mci_slot_pdata *slot_data, unsigned int id,
u32 sdc_reg, u32 sdio_irq)
{
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
struct mmc_host *mmc;
struct atmel_mci_slot *slot;
int ret;
@@ -2377,7 +2377,7 @@ static void atmci_cleanup_slot(struct atmel_mci_slot *slot,
static int atmci_configure_dma(struct atmel_mci *host)
{
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
host->dma.chan = dma_request_chan(dev, "rxtx");
if (IS_ERR(host->dma.chan))
@@ -2403,7 +2403,7 @@ static int atmci_configure_dma(struct atmel_mci *host)
*/
static void atmci_get_cap(struct atmel_mci *host)
{
- struct device *dev = &host->pdev->dev;
+ struct device *dev = host->dev;
unsigned int version;
version = atmci_get_version(host);
@@ -2481,7 +2481,7 @@ static int atmci_probe(struct platform_device *pdev)
if (!host)
return -ENOMEM;
- host->pdev = pdev;
+ host->dev = dev;
spin_lock_init(&host->lock);
INIT_LIST_HEAD(&host->queue);
--
2.43.0.rc1.1336.g36b5255a03ac
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