[PATCH 40/45] media: qcom: camss: sa8775p: add AWB BG parameters

[Gjorgji . Rosikopulos . gjorgji . rosikopulos]

From: Gjorgji Rosikopulos <gjorgji.rosikopulos@xxxxxxxxxxxxxxxx>

Configure and control the AWB BG statistics block from IFE parameter
buffers. Derive its grid from the active pixel-path size.

Signed-off-by: Gjorgji Rosikopulos <gjorgji.rosikopulos@xxxxxxxxxxxxxxxx>
Signed-off-by: Atanas Filipov <atanas.filipov@xxxxxxxxxxxxxxxx>
---
 .../platform/qcom/camss/camss-ife-mod-v41x.c      | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/media/platform/qcom/camss/camss-ife-mod-v41x.c b/drivers/media/platform/qcom/camss/camss-ife-mod-v41x.c
index 3c53f585133c..b35a3f375026 100644
--- a/drivers/media/platform/qcom/camss/camss-ife-mod-v41x.c
+++ b/drivers/media/platform/qcom/camss/camss-ife-mod-v41x.c
@@ -678,6 +678,17 @@ static void mod_v41x_params_apply_gamma(void *priv, const union camss_ife_params
 	mod_v41x_glut_apply(ctx, &block->gamma_256, enable);
 }
 
+static void mod_v41x_params_apply_bg_stats(void *priv, const union camss_ife_params_block *block)
+{
+	struct ife_pp_ctx *ctx = priv;
+	bool enable = block->header.flags & V4L2_ISP_PARAMS_FL_BLOCK_ENABLE;
+
+	if (enable)
+		mod_v41x_awb_bg_enable(ctx);
+	else
+		mod_v41x_awb_bg_disable(ctx);
+}
+
 static const struct v4l2_isp_params_block_type_info mod_v41x_params_type_info[] = {
 	[CAMSS_IFE_PARAMS_COLOR_CORRECT] = {
 		.size = sizeof(struct camss_ife_params_color_correct),
@@ -691,6 +702,9 @@ static const struct v4l2_isp_params_block_type_info mod_v41x_params_type_info[]
 	[CAMSS_IFE_PARAMS_WB_GAIN] = {
 		.size = sizeof(struct camss_ife_params_wb_gain),
 	},
+	[CAMSS_IFE_PARAMS_BG_STATS] = {
+		.size = sizeof(struct camss_ife_params_bg_stats),
+	},
 };
 
 static const camss_ife_params_handler_fn mod_v41x_params_handlers[] = {
@@ -698,6 +712,7 @@ static const camss_ife_params_handler_fn mod_v41x_params_handlers[] = {
 	[CAMSS_IFE_PARAMS_LSC] = mod_v41x_params_apply_lsc,
 	[CAMSS_IFE_PARAMS_GAMMA_256] = mod_v41x_params_apply_gamma,
 	[CAMSS_IFE_PARAMS_WB_GAIN] = mod_v41x_params_apply_wb,
+	[CAMSS_IFE_PARAMS_BG_STATS] = mod_v41x_params_apply_bg_stats,
 };
 
 static_assert(ARRAY_SIZE(mod_v41x_params_handlers) ==
-- 
2.34.1