2023-05-30 09:08:35

by Guillaume Ranquet

[permalink] [raw]
Subject: [PATCH] phy: mediatek: hdmi: mt8195: fix prediv bad upper limit test

The pll prediv calculus searchs for the smallest prediv that gets
the ns_hdmipll_ck in the range of 5 GHz to 12 GHz.

A typo in the upper bound test was testing for 5Ghz to 1Ghz

Fixes: 45810d486bb44 ("phy: mediatek: add support for phy-mtk-hdmi-mt8195")
Signed-off-by: Guillaume Ranquet <[email protected]>
---
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
index 8aa7251de4a9..bbfe11d6a69d 100644
--- a/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
+++ b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
@@ -253,7 +253,7 @@ static int mtk_hdmi_pll_calc(struct mtk_hdmi_phy *hdmi_phy, struct clk_hw *hw,
for (i = 0; i < ARRAY_SIZE(txpredivs); i++) {
ns_hdmipll_ck = 5 * tmds_clk * txposdiv * txpredivs[i];
if (ns_hdmipll_ck >= 5 * GIGA &&
- ns_hdmipll_ck <= 1 * GIGA)
+ ns_hdmipll_ck <= 12 * GIGA)
break;
}
if (i == (ARRAY_SIZE(txpredivs) - 1) &&

---
base-commit: 9f925874281f7e8855855d6210d6e29d844e4307
change-id: 20230529-hdmi_phy_fix-9dab6eb42ef7

Best regards,
--
Guillaume Ranquet <[email protected]>



Subject: Re: [PATCH] phy: mediatek: hdmi: mt8195: fix prediv bad upper limit test

Il 30/05/23 10:43, Guillaume Ranquet ha scritto:
> The pll prediv calculus searchs for the smallest prediv that gets
> the ns_hdmipll_ck in the range of 5 GHz to 12 GHz.
>
> A typo in the upper bound test was testing for 5Ghz to 1Ghz
>
> Fixes: 45810d486bb44 ("phy: mediatek: add support for phy-mtk-hdmi-mt8195")
> Signed-off-by: Guillaume Ranquet <[email protected]>

Reviewed-by: AngeloGioacchino Del Regno <[email protected]>



2023-07-11 07:58:07

by Vinod Koul

[permalink] [raw]
Subject: Re: [PATCH] phy: mediatek: hdmi: mt8195: fix prediv bad upper limit test


On Tue, 30 May 2023 10:43:07 +0200, Guillaume Ranquet wrote:
> The pll prediv calculus searchs for the smallest prediv that gets
> the ns_hdmipll_ck in the range of 5 GHz to 12 GHz.
>
> A typo in the upper bound test was testing for 5Ghz to 1Ghz
>
>

Applied, thanks!

[1/1] phy: mediatek: hdmi: mt8195: fix prediv bad upper limit test
commit: 059c78ebf1e94a825e27cc3ef8a9d77cef06827e

Best regards,
--
~Vinod