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| author | Henning Schild <henning.schild@siemens.com> | 2022-06-06 19:41:36 +0300 |
|---|---|---|
| committer | Lee Jones <lee@kernel.org> | 2022-07-14 10:50:36 +0100 |
| commit | 759273c3c429ffbd8f24655fd0480cd408a1804c (patch) | |
| tree | a64160e117442f0d7b245005a1d9c079257e8721 /drivers/leds | |
| parent | e38da7d30f56ec6f9fae505a80561d4357cc7024 (diff) | |
| download | linux-759273c3c429ffbd8f24655fd0480cd408a1804c.tar.bz2 | |
leds: simatic-ipc-leds: Convert to use P2SB accessor
Since we have a common P2SB accessor in tree we may use it instead of
open coded variants.
Replace custom code by p2sb_bar() call.
Signed-off-by: Henning Schild <henning.schild@siemens.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Lee Jones <lee@kernel.org>
Diffstat (limited to 'drivers/leds')
| -rw-r--r-- | drivers/leds/simple/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/leds/simple/simatic-ipc-leds.c | 14 |
2 files changed, 8 insertions, 7 deletions
diff --git a/drivers/leds/simple/Kconfig b/drivers/leds/simple/Kconfig index 9f6a68336659..bbf8cff3c3f6 100644 --- a/drivers/leds/simple/Kconfig +++ b/drivers/leds/simple/Kconfig @@ -3,6 +3,7 @@ config LEDS_SIEMENS_SIMATIC_IPC tristate "LED driver for Siemens Simatic IPCs" depends on LEDS_CLASS depends on SIEMENS_SIMATIC_IPC + select P2SB help This option enables support for the LEDs of several Industrial PCs from Siemens. diff --git a/drivers/leds/simple/simatic-ipc-leds.c b/drivers/leds/simple/simatic-ipc-leds.c index 078d43f5ba38..2e7597c143d8 100644 --- a/drivers/leds/simple/simatic-ipc-leds.c +++ b/drivers/leds/simple/simatic-ipc-leds.c @@ -15,6 +15,7 @@ #include <linux/leds.h> #include <linux/module.h> #include <linux/pci.h> +#include <linux/platform_data/x86/p2sb.h> #include <linux/platform_data/x86/simatic-ipc-base.h> #include <linux/platform_device.h> #include <linux/sizes.h> @@ -38,8 +39,8 @@ static struct simatic_ipc_led simatic_ipc_leds_io[] = { { } }; -/* the actual start will be discovered with PCI, 0 is a placeholder */ -static struct resource simatic_ipc_led_mem_res = DEFINE_RES_MEM_NAMED(0, SZ_4K, KBUILD_MODNAME); +/* the actual start will be discovered with p2sb, 0 is a placeholder */ +static struct resource simatic_ipc_led_mem_res = DEFINE_RES_MEM_NAMED(0, 0, KBUILD_MODNAME); static void __iomem *simatic_ipc_led_memory; @@ -145,14 +146,13 @@ static int simatic_ipc_leds_probe(struct platform_device *pdev) ipcled = simatic_ipc_leds_mem; type = IORESOURCE_MEM; - /* get GPIO base from PCI */ - res->start = simatic_ipc_get_membase0(PCI_DEVFN(13, 0)); - if (res->start == 0) - return -ENODEV; + err = p2sb_bar(NULL, 0, res); + if (err) + return err; /* do the final address calculation */ res->start = res->start + (0xC5 << 16); - res->end += res->start; + res->end = res->start + SZ_4K - 1; simatic_ipc_led_memory = devm_ioremap_resource(dev, res); if (IS_ERR(simatic_ipc_led_memory)) |