Hi,
On 6/27/2018 5:30 PM, Jani Nikula wrote:
On Tue, 26 Jun 2018, Mahesh Kumar <mahesh1.ku...@intel.com> wrote:
This patch implements "verify_crc_source" callback function for
rockchip drm driver.
Signed-off-by: Mahesh Kumar <mahesh1.ku...@intel.com>
Cc: dri-devel@lists.freedesktop.org
---
drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index c9222119767d..ea4884ac4cb0 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -1138,12 +1138,32 @@ static int vop_crtc_set_crc_source(struct drm_crtc
*crtc,
return ret;
}
+
+static int
+vop_crtc_verify_crc_source(struct drm_crtc *crtc, const char *source_name,
+ size_t *values_cnt)
+{
+ if ((source_name && strcmp(source_name, "auto") == 0) || !source_name) {
Drive-by review:
IOW,
if (!source_name || strcmp(source_name, "auto") == 0)
Better yet, reverse the logic,
if (source_name && strcmp(source_name, "auto") != 0)
return -EINVAL;
*values_cnt = 3;
return 0;
thanks for review,
Will reverse the logic as suggested.
-Mahesh
BR,
Jani.
+ *values_cnt = 3;
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
#else
static int vop_crtc_set_crc_source(struct drm_crtc *crtc,
const char *source_name, size_t *values_cnt)
{
return -ENODEV;
}
+
+static int
+vop_crtc_verify_crc_source(struct drm_crtc *crtc, const char *source_name,
+ size_t *values_cnt)
+{
+ return -ENODEV;
+}
#endif
static const struct drm_crtc_funcs vop_crtc_funcs = {
@@ -1156,6 +1176,7 @@ static const struct drm_crtc_funcs vop_crtc_funcs = {
.enable_vblank = vop_crtc_enable_vblank,
.disable_vblank = vop_crtc_disable_vblank,
.set_crc_source = vop_crtc_set_crc_source,
+ .verify_crc_source = vop_crtc_verify_crc_source,
};
static void vop_fb_unref_worker(struct drm_flip_work *work, void *val)
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