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authorDafna Hirschfeld <dafna.hirschfeld@collabora.com>2021-01-21 15:44:04 +0100
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>2021-01-28 11:30:04 +0100
commita802a0430b863f03bc01aaea2d2bf6ff464f03e7 (patch)
tree1169d4f26503192046703af32e1248ddea936eb9 /drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c
parenta76f8dc8be471028540df24749e99a3ec0ac7c94 (diff)
media: rkisp1: stats: mask the hist_bins values
hist_bins is an array of type __u32. Each entry represents a 20 bit value. So mask out the unused bits. Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com> Acked-by: Helen Koike <helen.koike@collabora.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c')
-rw-r--r--drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c
index 4cdb180fa64d..3b2783700abc 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c
@@ -233,9 +233,11 @@ static void rkisp1_stats_get_hst_meas(struct rkisp1_stats *stats,
unsigned int i;
pbuf->meas_type |= RKISP1_CIF_ISP_STAT_HIST;
- for (i = 0; i < RKISP1_CIF_ISP_HIST_BIN_N_MAX; i++)
- pbuf->params.hist.hist_bins[i] =
- rkisp1_read(rkisp1, RKISP1_CIF_ISP_HIST_BIN_0 + i * 4);
+ for (i = 0; i < RKISP1_CIF_ISP_HIST_BIN_N_MAX; i++) {
+ u32 reg_val = rkisp1_read(rkisp1, RKISP1_CIF_ISP_HIST_BIN_0 + i * 4);
+
+ pbuf->params.hist.hist_bins[i] = RKISP1_CIF_ISP_HIST_GET_BIN(reg_val);
+ }
}
static void rkisp1_stats_get_bls_meas(struct rkisp1_stats *stats,

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