Hi,
On Fri, Jul 15, 2016 at 12:26:06PM -0400, Javier Martinez Canillas wrote:
> The buffer planes' dma-buf are currently mapped when buffers are queued
> from userspace but it's more appropriate to do the mapping when buffers
> are queued in the driver since that's when the actual DMA operation
Hi,
On Fri, Jul 15, 2016 at 12:26:06PM -0400, Javier Martinez Canillas wrote:
> The buffer planes' dma-buf are currently mapped when buffers are queued
> from userspace but it's more appropriate to do the mapping when buffers
> are queued in the driver since that's when the actual DMA operation
.3: failed to request GPIO#0: -16
Fix this by setting enable_gpio to -1 which is not a valid gpio
number.
Signed-off-by: Michael Olbrich
---
Sorry, I sent the wrong version. This one actually compiles.
Michael
drivers/video/backlight/pwm_bl.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/dri
.3: failed to request GPIO#0: -16
Fix this by setting enable_gpio to -1 which is not a valid gpio
number.
Signed-off-by: Michael Olbrich
---
drivers/video/backlight/pwm_bl.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c
ind
to request GPIO#0: -16
Fix this by setting enable_gpio to -1 which is not a valid gpio
number.
Signed-off-by: Michael Olbrich m.olbr...@pengutronix.de
---
drivers/video/backlight/pwm_bl.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight
to request GPIO#0: -16
Fix this by setting enable_gpio to -1 which is not a valid gpio
number.
Signed-off-by: Michael Olbrich m.olbr...@pengutronix.de
---
Sorry, I sent the wrong version. This one actually compiles.
Michael
drivers/video/backlight/pwm_bl.c | 1 +
1 file changed, 1 insertion(+)
diff
On Tue, Jan 08, 2013 at 07:31:30AM -0700, Jonathan Corbet wrote:
> On Tue, 08 Jan 2013 07:50:41 +0100
> Marek Szyprowski wrote:
>
> > > Couldn't this performance difference be due to the usage of GFP_DMA inside
> > > the VB2 code, like Federico's new patch series is proposing?
> > >
> > > If
On Tue, Jan 08, 2013 at 07:31:30AM -0700, Jonathan Corbet wrote:
On Tue, 08 Jan 2013 07:50:41 +0100
Marek Szyprowski m.szyprow...@samsung.com wrote:
Couldn't this performance difference be due to the usage of GFP_DMA inside
the VB2 code, like Federico's new patch series is proposing?
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