From: Helen Koike <helen.koike@collabora.com>
To: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>,
linux-media@vger.kernel.org, ezequiel@collabora.com,
hverkuil@xs4all.nl, kernel@collabora.com, dafna3@gmail.com,
sakari.ailus@linux.intel.com, linux-rockchip@lists.infradead.org,
mchehab@kernel.org, laurent.pinchart@ideasonboard.com
Subject: Re: [PATCH 2/4] media: staging: rkisp1: cap: support uv swap only for semiplanar formats
Date: Mon, 30 Mar 2020 16:12:22 -0300 [thread overview]
Message-ID: <bf6628db-efda-cb12-8f44-372e53d72778@collabora.com> (raw)
In-Reply-To: <20200326201610.31762-3-dafna.hirschfeld@collabora.com>
On 3/26/20 5:16 PM, Dafna Hirschfeld wrote:
> The register RKISP1_CIF_MI_XTD_FORMAT_CTRL is relevant only
> for semiplanar formats, therefore the uv swap can be supported
> through this register only for semiplanar formats.
>
> Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
> ---
> drivers/staging/media/rkisp1/rkisp1-capture.c | 10 ++++++++--
> 1 file changed, 8 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/staging/media/rkisp1/rkisp1-capture.c b/drivers/staging/media/rkisp1/rkisp1-capture.c
> index 84a3cf565106..fa2849209433 100644
> --- a/drivers/staging/media/rkisp1/rkisp1-capture.c
> +++ b/drivers/staging/media/rkisp1/rkisp1-capture.c
> @@ -37,6 +37,10 @@
>
> #define RKISP1_MIN_BUFFERS_NEEDED 3
>
> +#define RKISP1_IS_SEMI_PLANAR(write_format) \
> + (((write_format) == RKISP1_MI_CTRL_MP_WRITE_YUV_SPLA) || \
> + ((write_format) == RKISP1_MI_CTRL_SP_WRITE_SPLA))
> +
> enum rkisp1_plane {
> RKISP1_PLANE_Y = 0,
> RKISP1_PLANE_CB = 1,
> @@ -429,7 +433,8 @@ static void rkisp1_mp_config(struct rkisp1_capture *cap)
> cap->config->mi.cr_size_init);
>
> rkisp1_irq_frame_end_enable(cap);
> - if (cap->pix.cfg->uv_swap) {
> + if (RKISP1_IS_SEMI_PLANAR(cap->pix.cfg->write_format) &&
> + cap->pix.cfg->uv_swap) {
> reg = rkisp1_read(rkisp1, RKISP1_CIF_MI_XTD_FORMAT_CTRL);
>
> reg = reg | RKISP1_CIF_MI_XTD_FMT_CTRL_MP_CB_CR_SWAP;
> @@ -466,7 +471,8 @@ static void rkisp1_sp_config(struct rkisp1_capture *cap)
> rkisp1_write(rkisp1, cap->sp_y_stride, RKISP1_CIF_MI_SP_Y_LLENGTH);
>
> rkisp1_irq_frame_end_enable(cap);
> - if (cap->pix.cfg->uv_swap) {
> + if (RKISP1_IS_SEMI_PLANAR(cap->pix.cfg->write_format) &&
> + cap->pix.cfg->uv_swap) {
> u32 reg = rkisp1_read(rkisp1, RKISP1_CIF_MI_XTD_FORMAT_CTRL);
>
> reg = reg | RKISP1_CIF_MI_XTD_FMT_CTRL_SP_CB_CR_SWAP;
>
next prev parent reply other threads:[~2020-03-30 19:12 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-26 20:16 [PATCH 0/4] media: staging: rkisp1: cap: various fixes for capture formats Dafna Hirschfeld
2020-03-26 20:16 ` [PATCH 1/4] media: staging: rkisp1: cap: fix issues when writing to uv swap register Dafna Hirschfeld
2020-03-30 19:11 ` Helen Koike
2020-03-26 20:16 ` [PATCH 2/4] media: staging: rkisp1: cap: support uv swap only for semiplanar formats Dafna Hirschfeld
2020-03-30 19:12 ` Helen Koike [this message]
2020-03-26 20:16 ` [PATCH 3/4] media: staging: rkisp1: cap: support uv swapped plane formats Dafna Hirschfeld
2020-03-30 19:13 ` Helen Koike
2020-03-26 20:16 ` [PATCH 4/4] media: staging: rkisp1: cap: remove unsupported formats Dafna Hirschfeld
2020-03-30 19:20 ` Helen Koike
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