Message ID | 20191207044315.51770-3-sjg@chromium.org |
---|---|
State | Accepted |
Commit | 43c145b8b3eeb77a31d3dd4810929b14c29003de |
Delegated to: | Bin Meng |
Headers | show
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Series |
x86: Add initial support for apollolake
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On Sat, Dec 7, 2019 at 12:51 PM Simon Glass <sjg@chromium.org> wrote: > > This incorrectly shortens read operations if there is a maximum write size > but no maximum read size. Fix it. > > Signed-off-by: Simon Glass <sjg@chromium.org> > --- > > Changes in v6: None > Changes in v5: None > Changes in v4: None > Changes in v3: None > Changes in v2: None > > drivers/spi/ich.c | 8 +++++--- > 1 file changed, 5 insertions(+), 3 deletions(-) > Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
On Sun, Dec 8, 2019 at 11:56 AM Bin Meng <bmeng.cn@gmail.com> wrote: > > On Sat, Dec 7, 2019 at 12:51 PM Simon Glass <sjg@chromium.org> wrote: > > > > This incorrectly shortens read operations if there is a maximum write size > > but no maximum read size. Fix it. > > > > Signed-off-by: Simon Glass <sjg@chromium.org> > > --- > > > > Changes in v6: None > > Changes in v5: None > > Changes in v4: None > > Changes in v3: None > > Changes in v2: None > > > > drivers/spi/ich.c | 8 +++++--- > > 1 file changed, 5 insertions(+), 3 deletions(-) > > > > Reviewed-by: Bin Meng <bmeng.cn@gmail.com> applied to u-boot-x86/next, thanks!
diff --git a/drivers/spi/ich.c b/drivers/spi/ich.c index 08c37ca4ab..17b7a0ba0b 100644 --- a/drivers/spi/ich.c +++ b/drivers/spi/ich.c @@ -425,9 +425,11 @@ static int ich_spi_adjust_size(struct spi_slave *slave, struct spi_mem_op *op) page_offset = do_div(aux, ICH_BOUNDARY); } - if (op->data.dir == SPI_MEM_DATA_IN && slave->max_read_size) { - op->data.nbytes = min(ICH_BOUNDARY - page_offset, - slave->max_read_size); + if (op->data.dir == SPI_MEM_DATA_IN) { + if (slave->max_read_size) { + op->data.nbytes = min(ICH_BOUNDARY - page_offset, + slave->max_read_size); + } } else if (slave->max_write_size) { op->data.nbytes = min(ICH_BOUNDARY - page_offset, slave->max_write_size);
This incorrectly shortens read operations if there is a maximum write size but no maximum read size. Fix it. Signed-off-by: Simon Glass <sjg@chromium.org> --- Changes in v6: None Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: None drivers/spi/ich.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-)