Hi Prabhakar, On Wednesday 04 February 2015 20:55:02 Lad, Prabhakar wrote: > On Wed, Feb 4, 2015 at 5:03 PM, Laurent Pinchart wrote: > > On Thursday 15 January 2015 23:39:23 Lad, Prabhakar wrote: > >> From: Benoit Parrot <bparrot@xxxxxx> > >> > >> this patch adds support for omnivision's ov2659 > >> sensor. > >> > >> Signed-off-by: Benoit Parrot <bparrot@xxxxxx> > >> Signed-off-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx> > >> --- > >> > >> .../devicetree/bindings/media/i2c/ov2659.txt | 33 + > >> .../devicetree/bindings/vendor-prefixes.txt | 1 + > >> MAINTAINERS | 10 + > >> drivers/media/i2c/Kconfig | 11 + > >> drivers/media/i2c/Makefile | 1 + > >> drivers/media/i2c/ov2659.c | 1623 > >> +++++++++++++++++ > >> include/media/ov2659.h | 33 + > >> 7 files changed, 1712 insertions(+) > >> create mode 100644 > >> Documentation/devicetree/bindings/media/i2c/ov2659.txt > >> create mode 100644 drivers/media/i2c/ov2659.c > >> create mode 100644 include/media/ov2659.h [snip] > >> diff --git a/drivers/media/i2c/ov2659.c b/drivers/media/i2c/ov2659.c > >> new file mode 100644 > >> index 0000000..ce8ec8d > >> --- /dev/null > >> +++ b/drivers/media/i2c/ov2659.c > >> @@ -0,0 +1,1623 @@ [snip] > >> +static const struct ov2659_framesize ov2659_framesizes[] = { > >> + { /* QVGA */ > >> + .width = 320, > >> + .height = 240, > >> + .regs = ov2659_qvga, > >> + .max_exp_lines = 248, > >> + }, { /* VGA */ > >> + .width = 640, > >> + .height = 480, > >> + .regs = ov2659_vga, > >> + .max_exp_lines = 498, > >> + }, { /* SVGA */ > >> + .width = 800, > >> + .height = 600, > >> + .regs = ov2659_svga, > >> + .max_exp_lines = 498, > >> + }, { /* XGA */ > >> + .width = 1024, > >> + .height = 768, > >> + .regs = ov2659_xga, > >> + .max_exp_lines = 498, > >> + }, { /* 720P */ > >> + .width = 1280, > >> + .height = 720, > >> + .regs = ov2659_720p, > >> + .max_exp_lines = 498, > >> + }, { /* SXGA */ > >> + .width = 1280, > >> + .height = 1024, > >> + .regs = ov2659_sxga, > >> + .max_exp_lines = 1048, > >> + }, { /* UXGA */ > >> + .width = 1600, > >> + .height = 1200, > >> + .regs = ov2659_uxga, > >> + .max_exp_lines = 498, > >> + }, > >> +}; > > > > That's what bothers me the most about drivers for Omnivision sensors. For > > some reason (I'd bet on lack of proper documentation) they list a couple > > of supported resolutions with corresponding register values, instead of > > computing the register values from the format configured by userspace. > > That's not the way we want to go. Prabhakar, do you have enough > > documentation to fix that ? > > I am afraid I have limited documentation here. How limited ? :-) I assume someone has documentation, given that the patch contains a larger number of #define's with register names. -- Regards, Laurent Pinchart -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html