From: CK Hu <ck.hu@mediatek.com>
To: yongqiang.niu@mediatek.com
Cc: Philipp Zabel <p.zabel@pengutronix.de>,
Rob Herring <robh+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
Mark Rutland <mark.rutland@arm.com>,
dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org
Subject: Re: [PATCH v5, 18/32] drm/mediatek: add gmc_bits for ovl private data
Date: Wed, 9 Oct 2019 17:19:43 +0800 [thread overview]
Message-ID: <1570612783.7713.3.camel@mtksdaap41> (raw)
In-Reply-To: <1567090254-15566-19-git-send-email-yongqiang.niu@mediatek.com>
Hi, Yongqiang:
On Thu, 2019-08-29 at 22:50 +0800, yongqiang.niu@mediatek.com wrote:
> From: Yongqiang Niu <yongqiang.niu@mediatek.com>
>
> This patch add gmc_bits for ovl private data
> GMC register was set RDMA ultra and pre-ultra threshold.
> 10bit GMC register define is different with other SOC, gmc_thrshd_l not
> used.
>
Applied to mediatek-drm-next-5.5 [1], thanks.
[1]
https://github.com/ckhu-mediatek/linux.git-tags/commits/mediatek-drm-next-5.5
Regards,
CK
> Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
> Reviewed-by: CK Hu <ck.hu@mediatek.com>
> ---
> drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 23 +++++++++++++++++++++--
> 1 file changed, 21 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> index c4f07c2..82eaefd 100644
> --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> @@ -31,7 +31,9 @@
> #define DISP_REG_OVL_ADDR_MT8173 0x0f40
> #define DISP_REG_OVL_ADDR(ovl, n) ((ovl)->data->addr + 0x20 * (n))
>
> -#define OVL_RDMA_MEM_GMC 0x40402020
> +#define GMC_THRESHOLD_BITS 16
> +#define GMC_THRESHOLD_HIGH ((1 << GMC_THRESHOLD_BITS) / 4)
> +#define GMC_THRESHOLD_LOW ((1 << GMC_THRESHOLD_BITS) / 8)
>
> #define OVL_CON_BYTE_SWAP BIT(24)
> #define OVL_CON_MTX_YUV_TO_RGB (6 << 16)
> @@ -49,6 +51,7 @@
>
> struct mtk_disp_ovl_data {
> unsigned int addr;
> + unsigned int gmc_bits;
> bool fmt_rgb565_is_0;
> };
>
> @@ -132,9 +135,23 @@ static unsigned int mtk_ovl_layer_nr(struct mtk_ddp_comp *comp)
> static void mtk_ovl_layer_on(struct mtk_ddp_comp *comp, unsigned int idx)
> {
> unsigned int reg;
> + unsigned int gmc_thrshd_l;
> + unsigned int gmc_thrshd_h;
> + unsigned int gmc_value;
> + struct mtk_disp_ovl *ovl = comp_to_ovl(comp);
>
> writel(0x1, comp->regs + DISP_REG_OVL_RDMA_CTRL(idx));
> - writel(OVL_RDMA_MEM_GMC, comp->regs + DISP_REG_OVL_RDMA_GMC(idx));
> +
> + gmc_thrshd_l = GMC_THRESHOLD_LOW >>
> + (GMC_THRESHOLD_BITS - ovl->data->gmc_bits);
> + gmc_thrshd_h = GMC_THRESHOLD_HIGH >>
> + (GMC_THRESHOLD_BITS - ovl->data->gmc_bits);
> + if (ovl->data->gmc_bits == 10)
> + gmc_value = gmc_thrshd_h | gmc_thrshd_h << 16;
> + else
> + gmc_value = gmc_thrshd_l | gmc_thrshd_l << 8 |
> + gmc_thrshd_h << 16 | gmc_thrshd_h << 24;
> + writel(gmc_value, comp->regs + DISP_REG_OVL_RDMA_GMC(idx));
>
> reg = readl(comp->regs + DISP_REG_OVL_SRC_CON);
> reg = reg | BIT(idx);
> @@ -316,11 +333,13 @@ static int mtk_disp_ovl_remove(struct platform_device *pdev)
>
> static const struct mtk_disp_ovl_data mt2701_ovl_driver_data = {
> .addr = DISP_REG_OVL_ADDR_MT2701,
> + .gmc_bits = 8,
> .fmt_rgb565_is_0 = false,
> };
>
> static const struct mtk_disp_ovl_data mt8173_ovl_driver_data = {
> .addr = DISP_REG_OVL_ADDR_MT8173,
> + .gmc_bits = 8,
> .fmt_rgb565_is_0 = true,
> };
>
next prev parent reply other threads:[~2019-10-09 9:19 UTC|newest]
Thread overview: 72+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-29 14:50 [PATCH v5, 00/32] add drm support for MT8183 yongqiang.niu
[not found] ` <1567090254-15566-1-git-send-email-yongqiang.niu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2019-08-29 14:50 ` [PATCH v5, 01/32] dt-bindings: mediatek: add binding for mt8183 display yongqiang.niu-NuS5LvNUpcJWk0Htik3J/w
2019-08-30 5:15 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 08/32] drm/mediatek: add mutex mod register offset into ddp private data yongqiang.niu-NuS5LvNUpcJWk0Htik3J/w
2019-10-09 9:32 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 02/32] dt-bindings: mediatek: add ovl_2l description for mt8183 display yongqiang.niu
2019-09-04 1:44 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 03/32] dt-bindings: mediatek: add ccorr " yongqiang.niu
2019-09-04 1:44 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 04/32] dt-bindings: mediatek: add dither " yongqiang.niu
2019-09-04 1:45 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 05/32] dt-bindings: mediatek: add mutex " yongqiang.niu
2019-09-02 13:38 ` Rob Herring
2019-09-04 1:45 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 06/32] arm64: dts: add display nodes for mt8183 yongqiang.niu
2019-08-29 14:50 ` [PATCH v5, 07/32] drm/mediatek: add mutex mod into ddp private data yongqiang.niu
2019-10-09 9:31 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 09/32] drm/mediatek: add mutex sof " yongqiang.niu
2019-10-09 9:33 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 10/32] drm/mediatek: add mutex sof register offset " yongqiang.niu
2019-10-09 9:33 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 11/32] drm/mediatek: split DISP_REG_CONFIG_DSI_SEL setting into another use case yongqiang.niu
2019-08-30 5:21 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 12/32] drm/mediatek: add mmsys private data for ddp path config yongqiang.niu
2019-08-30 5:27 ` CK Hu
2019-08-30 5:40 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 13/32] drm/mediatek: move rdma sout from mtk_ddp_mout_en into mtk_ddp_sout_sel yongqiang.niu
2019-08-30 5:41 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 14/32] drm/mediatek: add ddp component CCORR yongqiang.niu
2019-10-09 9:10 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 15/32] drm/mediatek: add commponent OVL_2L0 yongqiang.niu
2019-10-09 9:17 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 16/32] drm/mediatek: add component OVL_2L1 yongqiang.niu
2019-10-09 9:18 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 17/32] drm/mediatek: add component DITHER yongqiang.niu
2019-10-09 9:11 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 18/32] drm/mediatek: add gmc_bits for ovl private data yongqiang.niu
2019-10-09 9:19 ` CK Hu [this message]
2019-08-29 14:50 ` [PATCH v5, 19/32] drm/medaitek: add layer_nr " yongqiang.niu
2019-10-09 9:20 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 20/32] drm/mediatek: add function to background color input select for ovl/ovl_2l direct link yongqiang.niu
2019-10-09 9:24 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 21/32] drm/mediatek: add background color input select function for ovl/ovl_2l yongqiang.niu
2019-10-09 9:24 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 22/32] drm/mediatek: add ovl0/ovl_2l0 usecase yongqiang.niu
2019-08-30 5:58 ` CK Hu
2019-09-02 8:11 ` CK Hu
2019-10-09 9:29 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 23/32] drm/mediatek: distinguish ovl and ovl_2l by layer_nr yongqiang.niu
2019-10-09 9:28 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 24/32] drm/mediatek: add clock property check before get it yongqiang.niu
2019-08-30 6:11 ` CK Hu
2019-10-09 9:36 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 25/32] drm/mediatek: add connection from OVL0 to OVL_2L0 yongqiang.niu
2019-08-30 6:20 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 26/32] drm/mediatek: add connection from RDMA0 to COLOR0 yongqiang.niu
2019-08-30 6:23 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 27/32] drm/mediatek: add connection from RDMA1 to DSI0 yongqiang.niu
2019-08-30 6:25 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 28/32] drm/mediatek: add connection from OVL_2L0 to RDMA0 yongqiang.niu
2019-08-30 6:30 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 29/32] drm/mediatek: add connection from OVL_2L1 to RDMA1 yongqiang.niu
2019-08-30 6:33 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 30/32] drm/mediatek: add connection from DITHER0 to DSI0 yongqiang.niu
2019-08-30 6:34 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 31/32] drm/mediatek: add connection from RDMA0 " yongqiang.niu
2019-08-30 6:36 ` CK Hu
2019-08-29 14:50 ` [PATCH v5, 32/32] drm/mediatek: add support for mediatek SOC MT8183 yongqiang.niu
2019-08-30 6:38 ` CK Hu
2019-09-05 7:17 ` CK Hu
2020-05-21 10:52 ` Matthias Brugger
2019-10-09 9:47 ` [PATCH v5, 00/32] add drm support for MT8183 CK Hu
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