From dfff048953eb1e38e1f1ee718ff1295f219f1a89 Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Mon, 9 Mar 2015 11:04:02 -0300 Subject: [PATCH] [media] vivid-tpg: add const where appropriate Added 'const' to several functions where that is possible to do. Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/vivid/vivid-tpg.c | 8 ++++---- drivers/media/platform/vivid/vivid-tpg.h | 8 +++++--- 2 files changed, 9 insertions(+), 7 deletions(-) diff --git a/drivers/media/platform/vivid/vivid-tpg.c b/drivers/media/platform/vivid/vivid-tpg.c index 048b1f128a19..2b7362d4b618 100644 --- a/drivers/media/platform/vivid/vivid-tpg.c +++ b/drivers/media/platform/vivid/vivid-tpg.c @@ -1241,8 +1241,8 @@ static void tpg_precalculate_line(struct tpg_data *tpg) /* need this to do rgb24 rendering */ typedef struct { u16 __; u8 _; } __packed x24; -void tpg_gen_text(struct tpg_data *tpg, u8 *basep[TPG_MAX_PLANES][2], - int y, int x, char *text) +void tpg_gen_text(const struct tpg_data *tpg, u8 *basep[TPG_MAX_PLANES][2], + int y, int x, char *text) { int line; unsigned step = V4L2_FIELD_HAS_T_OR_B(tpg->field) ? 2 : 1; @@ -1389,7 +1389,7 @@ void tpg_update_mv_step(struct tpg_data *tpg) } /* Map the line number relative to the crop rectangle to a frame line number */ -static unsigned tpg_calc_frameline(struct tpg_data *tpg, unsigned src_y, +static unsigned tpg_calc_frameline(const struct tpg_data *tpg, unsigned src_y, unsigned field) { switch (field) { @@ -1406,7 +1406,7 @@ static unsigned tpg_calc_frameline(struct tpg_data *tpg, unsigned src_y, * Map the line number relative to the compose rectangle to a destination * buffer line number. */ -static unsigned tpg_calc_buffer_line(struct tpg_data *tpg, unsigned y, +static unsigned tpg_calc_buffer_line(const struct tpg_data *tpg, unsigned y, unsigned field) { y += tpg->compose.top; diff --git a/drivers/media/platform/vivid/vivid-tpg.h b/drivers/media/platform/vivid/vivid-tpg.h index b62f392bb10d..82ce9bfa8604 100644 --- a/drivers/media/platform/vivid/vivid-tpg.h +++ b/drivers/media/platform/vivid/vivid-tpg.h @@ -193,12 +193,14 @@ void tpg_reset_source(struct tpg_data *tpg, unsigned width, unsigned height, u32 field); void tpg_set_font(const u8 *f); -void tpg_gen_text(struct tpg_data *tpg, +void tpg_gen_text(const struct tpg_data *tpg, u8 *basep[TPG_MAX_PLANES][2], int y, int x, char *text); void tpg_calc_text_basep(struct tpg_data *tpg, u8 *basep[TPG_MAX_PLANES][2], unsigned p, u8 *vbuf); -void tpg_fill_plane_buffer(struct tpg_data *tpg, v4l2_std_id std, unsigned p, u8 *vbuf); -void tpg_fillbuffer(struct tpg_data *tpg, v4l2_std_id std, unsigned p, u8 *vbuf); +void tpg_fill_plane_buffer(struct tpg_data *tpg, v4l2_std_id std, + unsigned p, u8 *vbuf); +void tpg_fillbuffer(struct tpg_data *tpg, v4l2_std_id std, + unsigned p, u8 *vbuf); bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc); void tpg_s_crop_compose(struct tpg_data *tpg, const struct v4l2_rect *crop, const struct v4l2_rect *compose); -- 2.39.5