net: wwan: iosm: Unify IO accessors used in the driver
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Mon, 6 Sep 2021 12:44:49 +0000 (15:44 +0300)
committerDavid S. Miller <davem@davemloft.net>
Mon, 6 Sep 2021 15:45:30 +0000 (16:45 +0100)
Currently we have readl()/writel()/ioread*()/iowrite*() APIs in use.
Let's unify to use only ioread*()/iowrite*() variants.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/wwan/iosm/iosm_ipc_mmio.c

index dadd8fa..09f94c1 100644 (file)
@@ -69,7 +69,7 @@ void ipc_mmio_update_cp_capability(struct iosm_mmio *ipc_mmio)
        unsigned int ver;
 
        ver = ipc_mmio_get_cp_version(ipc_mmio);
-       cp_cap = readl(ipc_mmio->base + ipc_mmio->offset.cp_capability);
+       cp_cap = ioread32(ipc_mmio->base + ipc_mmio->offset.cp_capability);
 
        ipc_mmio->has_mux_lite = (ver >= IOSM_CP_VERSION) &&
                                 !(cp_cap & DL_AGGR) && !(cp_cap & UL_AGGR);
@@ -150,8 +150,8 @@ enum ipc_mem_exec_stage ipc_mmio_get_exec_stage(struct iosm_mmio *ipc_mmio)
        if (!ipc_mmio)
                return IPC_MEM_EXEC_STAGE_INVALID;
 
-       return (enum ipc_mem_exec_stage)readl(ipc_mmio->base +
-                                             ipc_mmio->offset.exec_stage);
+       return (enum ipc_mem_exec_stage)ioread32(ipc_mmio->base +
+                                                ipc_mmio->offset.exec_stage);
 }
 
 void ipc_mmio_copy_chip_info(struct iosm_mmio *ipc_mmio, void *dest,
@@ -167,8 +167,8 @@ enum ipc_mem_device_ipc_state ipc_mmio_get_ipc_state(struct iosm_mmio *ipc_mmio)
        if (!ipc_mmio)
                return IPC_MEM_DEVICE_IPC_INVALID;
 
-       return (enum ipc_mem_device_ipc_state)
-               readl(ipc_mmio->base + ipc_mmio->offset.ipc_status);
+       return (enum ipc_mem_device_ipc_state)ioread32(ipc_mmio->base +
+                                                      ipc_mmio->offset.ipc_status);
 }
 
 enum rom_exit_code ipc_mmio_get_rom_exit_code(struct iosm_mmio *ipc_mmio)
@@ -176,8 +176,8 @@ enum rom_exit_code ipc_mmio_get_rom_exit_code(struct iosm_mmio *ipc_mmio)
        if (!ipc_mmio)
                return IMEM_ROM_EXIT_FAIL;
 
-       return (enum rom_exit_code)readl(ipc_mmio->base +
-                                        ipc_mmio->offset.rom_exit_code);
+       return (enum rom_exit_code)ioread32(ipc_mmio->base +
+                                           ipc_mmio->offset.rom_exit_code);
 }
 
 void ipc_mmio_config(struct iosm_mmio *ipc_mmio)
@@ -202,7 +202,7 @@ void ipc_mmio_set_psi_addr_and_size(struct iosm_mmio *ipc_mmio, dma_addr_t addr,
                return;
 
        iowrite64(addr, ipc_mmio->base + ipc_mmio->offset.psi_address);
-       writel(size, ipc_mmio->base + ipc_mmio->offset.psi_size);
+       iowrite32(size, ipc_mmio->base + ipc_mmio->offset.psi_size);
 }
 
 void ipc_mmio_set_contex_info_addr(struct iosm_mmio *ipc_mmio, phys_addr_t addr)
@@ -218,6 +218,8 @@ void ipc_mmio_set_contex_info_addr(struct iosm_mmio *ipc_mmio, phys_addr_t addr)
 
 int ipc_mmio_get_cp_version(struct iosm_mmio *ipc_mmio)
 {
-       return ipc_mmio ? readl(ipc_mmio->base + ipc_mmio->offset.cp_version) :
-                         -EFAULT;
+       if (ipc_mmio)
+               return ioread32(ipc_mmio->base + ipc_mmio->offset.cp_version);
+
+       return -EFAULT;
 }