diff options
| -rw-r--r-- | drivers/hwmon/xgene-hwmon.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/drivers/hwmon/xgene-hwmon.c b/drivers/hwmon/xgene-hwmon.c index aa44579a1e5a..9c0dbb8191ad 100644 --- a/drivers/hwmon/xgene-hwmon.c +++ b/drivers/hwmon/xgene-hwmon.c @@ -27,6 +27,7 @@ #include <linux/dma-mapping.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> +#include <linux/io.h> #include <linux/interrupt.h> #include <linux/kfifo.h> #include <linux/mailbox_controller.h> @@ -34,7 +35,7 @@ #include <linux/module.h> #include <linux/of.h> #include <linux/platform_device.h> -#include <acpi/acpi_io.h> + #include <acpi/pcc.h> /* SLIMpro message defines */ @@ -126,10 +127,10 @@ static u16 xgene_word_tst_and_clr(u16 *addr, u16 mask) { u16 ret, val; - val = readw_relaxed(addr); + val = le16_to_cpu(READ_ONCE(*addr)); ret = val & mask; val &= ~mask; - writew_relaxed(val, addr); + WRITE_ONCE(*addr, cpu_to_le16(val)); return ret; } @@ -137,7 +138,7 @@ static u16 xgene_word_tst_and_clr(u16 *addr, u16 mask) static int xgene_hwmon_pcc_rd(struct xgene_hwmon_dev *ctx, u32 *msg) { struct acpi_pcct_shared_memory *generic_comm_base = ctx->pcc_comm_addr; - void *ptr = generic_comm_base + 1; + u32 *ptr = (void *)(generic_comm_base + 1); int rc, i; u16 val; @@ -146,21 +147,21 @@ static int xgene_hwmon_pcc_rd(struct xgene_hwmon_dev *ctx, u32 *msg) ctx->resp_pending = true; /* Write signature for subspace */ - writel_relaxed(PCC_SIGNATURE_MASK | ctx->mbox_idx, - &generic_comm_base->signature); + WRITE_ONCE(generic_comm_base->signature, + cpu_to_le32(PCC_SIGNATURE_MASK | ctx->mbox_idx)); /* Write to the shared command region */ - writew_relaxed(MSG_TYPE(msg[0]) | PCCC_GENERATE_DB_INT, - &generic_comm_base->command); + WRITE_ONCE(generic_comm_base->command, + cpu_to_le16(MSG_TYPE(msg[0]) | PCCC_GENERATE_DB_INT)); /* Flip CMD COMPLETE bit */ - val = readw_relaxed(&generic_comm_base->status); + val = le16_to_cpu(READ_ONCE(generic_comm_base->status)); val &= ~PCCS_CMD_COMPLETE; - writew_relaxed(val, &generic_comm_base->status); + WRITE_ONCE(generic_comm_base->status, cpu_to_le16(val)); /* Copy the message to the PCC comm space */ for (i = 0; i < sizeof(struct slimpro_resp_msg) / 4; i++) - writel_relaxed(msg[i], ptr + i * 4); + WRITE_ONCE(ptr[i], cpu_to_le32(msg[i])); /* Ring the doorbell */ rc = mbox_send_message(ctx->mbox_chan, msg); @@ -689,9 +690,9 @@ static int xgene_hwmon_probe(struct platform_device *pdev) */ ctx->comm_base_addr = cppc_ss->base_address; if (ctx->comm_base_addr) { - ctx->pcc_comm_addr = - acpi_os_ioremap(ctx->comm_base_addr, - cppc_ss->length); + ctx->pcc_comm_addr = memremap(ctx->comm_base_addr, + cppc_ss->length, + MEMREMAP_WB); } else { dev_err(&pdev->dev, "Failed to get PCC comm region\n"); rc = -ENODEV; |
