Message ID | 20190228151954.11265-1-andriy.shevchenko@linux.intel.com |
---|---|
State | Accepted |
Commit | edf18a83f8dc993279947cfc7faaba7dedf1ad82 |
Delegated to: | Bin Meng |
Headers | show |
Series | [U-Boot,v2] x86: acpi: Not every platform has serial console a first device | expand |
On Thu, Feb 28, 2019 at 11:19 PM Andy Shevchenko <andriy.shevchenko@linux.intel.com> wrote: > > We may not do an assumption that current console device is always a first > of UCLASS_SERIAL one. > > For example, on properly described Intel Edison board the console UART > is a third one. > > Use current serial device as described in global data. > > Fixes: a61cbad78e67 ("dm: serial: Adjust serial_getinfo() to use proper API") > Cc: Simon Glass <sjg@chromium.org> > Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> > --- > arch/x86/lib/acpi_table.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
On Fri, Mar 1, 2019 at 10:13 AM Bin Meng <bmeng.cn@gmail.com> wrote: > > On Thu, Feb 28, 2019 at 11:19 PM Andy Shevchenko > <andriy.shevchenko@linux.intel.com> wrote: > > > > We may not do an assumption that current console device is always a first > > of UCLASS_SERIAL one. > > > > For example, on properly described Intel Edison board the console UART > > is a third one. > > > > Use current serial device as described in global data. > > > > Fixes: a61cbad78e67 ("dm: serial: Adjust serial_getinfo() to use proper API") > > Cc: Simon Glass <sjg@chromium.org> > > Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> > > --- > > arch/x86/lib/acpi_table.c | 6 +++--- > > 1 file changed, 3 insertions(+), 3 deletions(-) > > > > Reviewed-by: Bin Meng <bmeng.cn@gmail.com> applied to u-boot-x86, thanks!
diff --git a/arch/x86/lib/acpi_table.c b/arch/x86/lib/acpi_table.c index 04058a60d7..270274f6b3 100644 --- a/arch/x86/lib/acpi_table.c +++ b/arch/x86/lib/acpi_table.c @@ -347,7 +347,7 @@ static void acpi_create_spcr(struct acpi_spcr *spcr) uint serial_width; int access_size; int space_id; - int ret; + int ret = -ENODEV; /* Fill out header fields */ acpi_fill_header(header, "SPCR"); @@ -355,8 +355,8 @@ static void acpi_create_spcr(struct acpi_spcr *spcr) header->revision = 2; /* Read the device once, here. It is reused below */ - ret = uclass_first_device_err(UCLASS_SERIAL, &dev); - if (!ret) + dev = gd->cur_serial_dev; + if (dev) ret = serial_getinfo(dev, &serial_info); if (ret) serial_info.type = SERIAL_CHIP_UNKNOWN;
We may not do an assumption that current console device is always a first of UCLASS_SERIAL one. For example, on properly described Intel Edison board the console UART is a third one. Use current serial device as described in global data. Fixes: a61cbad78e67 ("dm: serial: Adjust serial_getinfo() to use proper API") Cc: Simon Glass <sjg@chromium.org> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- arch/x86/lib/acpi_table.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)