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authorLad, Prabhakar <prabhakar.lad@ti.com>2012-09-27 02:33:12 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-10-05 21:56:22 -0300
commitf4ad8d74e1ab54861bf084052a032c708dd0e227 (patch)
tree248f2b82c0c28bf053cb6a06780ba9ae83acb50c /drivers/media/platform/davinci
parent99b32b24889a4671244f4ef99fed779e017ce8be (diff)
[media] media: davinci: vpif: add check for NULL handler
for da850/omap-l138, there is no need to setup_input_channel_mode() and set_clock(), to avoid adding dummy code in board file just returning zero add a check in the driver itself to call the handler only if its not NULL. Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com> Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/platform/davinci')
-rw-r--r--drivers/media/platform/davinci/vpif_capture.c13
-rw-r--r--drivers/media/platform/davinci/vpif_display.c13
2 files changed, 14 insertions, 12 deletions
diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c
index 0bafecac492..8dbbd4bffb8 100644
--- a/drivers/media/platform/davinci/vpif_capture.c
+++ b/drivers/media/platform/davinci/vpif_capture.c
@@ -311,12 +311,13 @@ static int vpif_start_streaming(struct vb2_queue *vq, unsigned int count)
}
/* configure 1 or 2 channel mode */
- ret = vpif_config_data->setup_input_channel_mode
- (vpif->std_info.ycmux_mode);
-
- if (ret < 0) {
- vpif_dbg(1, debug, "can't set vpif channel mode\n");
- return ret;
+ if (vpif_config_data->setup_input_channel_mode) {
+ ret = vpif_config_data->
+ setup_input_channel_mode(vpif->std_info.ycmux_mode);
+ if (ret < 0) {
+ vpif_dbg(1, debug, "can't set vpif channel mode\n");
+ return ret;
+ }
}
/* Call vpif_set_params function to set the parameters and addresses */
diff --git a/drivers/media/platform/davinci/vpif_display.c b/drivers/media/platform/davinci/vpif_display.c
index a5b88689aba..749368321c5 100644
--- a/drivers/media/platform/davinci/vpif_display.c
+++ b/drivers/media/platform/davinci/vpif_display.c
@@ -280,12 +280,13 @@ static int vpif_start_streaming(struct vb2_queue *vq, unsigned int count)
}
/* clock settings */
- ret =
- vpif_config_data->set_clock(ch->vpifparams.std_info.ycmux_mode,
- ch->vpifparams.std_info.hd_sd);
- if (ret < 0) {
- vpif_err("can't set clock\n");
- return ret;
+ if (vpif_config_data->set_clock) {
+ ret = vpif_config_data->set_clock(ch->vpifparams.std_info.
+ ycmux_mode, ch->vpifparams.std_info.hd_sd);
+ if (ret < 0) {
+ vpif_err("can't set clock\n");
+ return ret;
+ }
}
/* set the parameters and addresses */