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@linux.intel.com>
Link: https://lore.kernel.org/r/20240417165708.2965612-4-andriy.shevchenko@linux.intel.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
index c4dfd4c7785fe67c6a10e51d5b6118835686114e..3aed57c392fa8d1ee0cb1acf1ec0320bff633c23 100644 (file)
--- 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);