| Message ID | 1565790533-10043-3-git-send-email-hugues.fruchet@st.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | DCMI bridge support | expand |
Hi Hugues, On Wed, Aug 14, 2019 at 03:48:51PM +0200, Hugues Fruchet wrote: > Add a trace of the set of supported fourcc/mbus_code which > intersect between DCMI and source sub-device. > > Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com> > --- > drivers/media/platform/stm32/stm32-dcmi.c | 12 ++++++++++-- > 1 file changed, 10 insertions(+), 2 deletions(-) > > diff --git a/drivers/media/platform/stm32/stm32-dcmi.c b/drivers/media/platform/stm32/stm32-dcmi.c > index b462f71..18acecf 100644 > --- a/drivers/media/platform/stm32/stm32-dcmi.c > +++ b/drivers/media/platform/stm32/stm32-dcmi.c > @@ -1447,12 +1447,20 @@ static int dcmi_formats_init(struct stm32_dcmi *dcmi) > /* Code supported, have we got this fourcc yet? */ > for (j = 0; j < num_fmts; j++) > if (sd_fmts[j]->fourcc == > - dcmi_formats[i].fourcc) > + dcmi_formats[i].fourcc) { > /* Already available */ > + dev_dbg(dcmi->dev, "Skipping fourcc/code: %4.4s/0x%x\n", > + (char *)&sd_fmts[j]->fourcc, > + mbus_code.code); > break; > - if (j == num_fmts) > + } > + if (j == num_fmts) { > /* New */ > sd_fmts[num_fmts++] = dcmi_formats + i; > + dev_dbg(dcmi->dev, "Supported fourcc/code: %4.4s/0x%x\n", Over 80 characters per line. > + (char *)&sd_fmts[num_fmts - 1]->fourcc, > + sd_fmts[num_fmts - 1]->mbus_code); > + } > } > mbus_code.index++; > }
Hi Sakari, On 8/16/19 10:15 AM, Sakari Ailus wrote: > Hi Hugues, > > On Wed, Aug 14, 2019 at 03:48:51PM +0200, Hugues Fruchet wrote: >> Add a trace of the set of supported fourcc/mbus_code which >> intersect between DCMI and source sub-device. >> >> Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com> >> --- >> drivers/media/platform/stm32/stm32-dcmi.c | 12 ++++++++++-- >> 1 file changed, 10 insertions(+), 2 deletions(-) >> >> diff --git a/drivers/media/platform/stm32/stm32-dcmi.c b/drivers/media/platform/stm32/stm32-dcmi.c >> index b462f71..18acecf 100644 >> --- a/drivers/media/platform/stm32/stm32-dcmi.c >> +++ b/drivers/media/platform/stm32/stm32-dcmi.c >> @@ -1447,12 +1447,20 @@ static int dcmi_formats_init(struct stm32_dcmi *dcmi) >> /* Code supported, have we got this fourcc yet? */ >> for (j = 0; j < num_fmts; j++) >> if (sd_fmts[j]->fourcc == >> - dcmi_formats[i].fourcc) >> + dcmi_formats[i].fourcc) { >> /* Already available */ >> + dev_dbg(dcmi->dev, "Skipping fourcc/code: %4.4s/0x%x\n", >> + (char *)&sd_fmts[j]->fourcc, >> + mbus_code.code); >> break; >> - if (j == num_fmts) >> + } >> + if (j == num_fmts) { >> /* New */ >> sd_fmts[num_fmts++] = dcmi_formats + i; >> + dev_dbg(dcmi->dev, "Supported fourcc/code: %4.4s/0x%x\n", > > Over 80 characters per line. > This an exception of the "80 chars" in order to be able to grep in kernel messages: https://www.kernel.org/doc/html/v4.10/process/coding-style.html "However, never break user-visible strings such as printk messages, because that breaks the ability to grep for them." This exception is managed in checkpatch.pl (--strict). >> + (char *)&sd_fmts[num_fmts - 1]->fourcc, >> + sd_fmts[num_fmts - 1]->mbus_code); >> + } >> } >> mbus_code.index++; >> } > BR, Hugues.
Hi Hugues, On Mon, Aug 19, 2019 at 07:23:17AM +0000, Hugues FRUCHET wrote: > Hi Sakari, > > On 8/16/19 10:15 AM, Sakari Ailus wrote: > > Hi Hugues, > > > > On Wed, Aug 14, 2019 at 03:48:51PM +0200, Hugues Fruchet wrote: > >> Add a trace of the set of supported fourcc/mbus_code which > >> intersect between DCMI and source sub-device. > >> > >> Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com> > >> --- > >> drivers/media/platform/stm32/stm32-dcmi.c | 12 ++++++++++-- > >> 1 file changed, 10 insertions(+), 2 deletions(-) > >> > >> diff --git a/drivers/media/platform/stm32/stm32-dcmi.c b/drivers/media/platform/stm32/stm32-dcmi.c > >> index b462f71..18acecf 100644 > >> --- a/drivers/media/platform/stm32/stm32-dcmi.c > >> +++ b/drivers/media/platform/stm32/stm32-dcmi.c > >> @@ -1447,12 +1447,20 @@ static int dcmi_formats_init(struct stm32_dcmi *dcmi) > >> /* Code supported, have we got this fourcc yet? */ > >> for (j = 0; j < num_fmts; j++) > >> if (sd_fmts[j]->fourcc == > >> - dcmi_formats[i].fourcc) > >> + dcmi_formats[i].fourcc) { > >> /* Already available */ > >> + dev_dbg(dcmi->dev, "Skipping fourcc/code: %4.4s/0x%x\n", > >> + (char *)&sd_fmts[j]->fourcc, > >> + mbus_code.code); > >> break; > >> - if (j == num_fmts) > >> + } > >> + if (j == num_fmts) { > >> /* New */ > >> sd_fmts[num_fmts++] = dcmi_formats + i; > >> + dev_dbg(dcmi->dev, "Supported fourcc/code: %4.4s/0x%x\n", > > > > Over 80 characters per line. > > > > This an exception of the "80 chars" in order to be able to grep in > kernel messages: > https://www.kernel.org/doc/html/v4.10/process/coding-style.html > "However, never break user-visible strings such as printk messages, > because that breaks the ability to grep for them." > > This exception is managed in checkpatch.pl (--strict). This exception is for cases where wrapping the line in the usual way, e.g. at argument boundaries, does not prevent it exceeding 80 characters. But it is not the case here.
Hi Sakari, OK, I will change. Have you some other remarks on this serie in order that I group changes in the next version ? On 8/19/19 9:26 AM, Sakari Ailus wrote: > Hi Hugues, > > On Mon, Aug 19, 2019 at 07:23:17AM +0000, Hugues FRUCHET wrote: >> Hi Sakari, >> >> On 8/16/19 10:15 AM, Sakari Ailus wrote: >>> Hi Hugues, >>> >>> On Wed, Aug 14, 2019 at 03:48:51PM +0200, Hugues Fruchet wrote: >>>> Add a trace of the set of supported fourcc/mbus_code which >>>> intersect between DCMI and source sub-device. >>>> >>>> Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com> >>>> --- >>>> drivers/media/platform/stm32/stm32-dcmi.c | 12 ++++++++++-- >>>> 1 file changed, 10 insertions(+), 2 deletions(-) >>>> >>>> diff --git a/drivers/media/platform/stm32/stm32-dcmi.c b/drivers/media/platform/stm32/stm32-dcmi.c >>>> index b462f71..18acecf 100644 >>>> --- a/drivers/media/platform/stm32/stm32-dcmi.c >>>> +++ b/drivers/media/platform/stm32/stm32-dcmi.c >>>> @@ -1447,12 +1447,20 @@ static int dcmi_formats_init(struct stm32_dcmi *dcmi) >>>> /* Code supported, have we got this fourcc yet? */ >>>> for (j = 0; j < num_fmts; j++) >>>> if (sd_fmts[j]->fourcc == >>>> - dcmi_formats[i].fourcc) >>>> + dcmi_formats[i].fourcc) { >>>> /* Already available */ >>>> + dev_dbg(dcmi->dev, "Skipping fourcc/code: %4.4s/0x%x\n", >>>> + (char *)&sd_fmts[j]->fourcc, >>>> + mbus_code.code); >>>> break; >>>> - if (j == num_fmts) >>>> + } >>>> + if (j == num_fmts) { >>>> /* New */ >>>> sd_fmts[num_fmts++] = dcmi_formats + i; >>>> + dev_dbg(dcmi->dev, "Supported fourcc/code: %4.4s/0x%x\n", >>> >>> Over 80 characters per line. >>> >> >> This an exception of the "80 chars" in order to be able to grep in >> kernel messages: >> https://www.kernel.org/doc/html/v4.10/process/coding-style.html >> "However, never break user-visible strings such as printk messages, >> because that breaks the ability to grep for them." >> >> This exception is managed in checkpatch.pl (--strict). > > This exception is for cases where wrapping the line in the usual way, e.g. > at argument boundaries, does not prevent it exceeding 80 characters. But it is > not the case here. > BR, Hugues.
On Mon, Aug 19, 2019 at 07:40:53AM +0000, Hugues FRUCHET wrote: > Hi Sakari, > > OK, I will change. > > Have you some other remarks on this serie in order that I group changes > in the next version ? No other comments. Thanks.
diff --git a/drivers/media/platform/stm32/stm32-dcmi.c b/drivers/media/platform/stm32/stm32-dcmi.c index b462f71..18acecf 100644 --- a/drivers/media/platform/stm32/stm32-dcmi.c +++ b/drivers/media/platform/stm32/stm32-dcmi.c @@ -1447,12 +1447,20 @@ static int dcmi_formats_init(struct stm32_dcmi *dcmi) /* Code supported, have we got this fourcc yet? */ for (j = 0; j < num_fmts; j++) if (sd_fmts[j]->fourcc == - dcmi_formats[i].fourcc) + dcmi_formats[i].fourcc) { /* Already available */ + dev_dbg(dcmi->dev, "Skipping fourcc/code: %4.4s/0x%x\n", + (char *)&sd_fmts[j]->fourcc, + mbus_code.code); break; - if (j == num_fmts) + } + if (j == num_fmts) { /* New */ sd_fmts[num_fmts++] = dcmi_formats + i; + dev_dbg(dcmi->dev, "Supported fourcc/code: %4.4s/0x%x\n", + (char *)&sd_fmts[num_fmts - 1]->fourcc, + sd_fmts[num_fmts - 1]->mbus_code); + } } mbus_code.index++; }
Add a trace of the set of supported fourcc/mbus_code which intersect between DCMI and source sub-device. Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com> --- drivers/media/platform/stm32/stm32-dcmi.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-)