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drm/bridge: tc358768: remove unused variable

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[ Upstream commit e4a5e4442a ]

Remove the unused phy_delay_nsk variable, before it was wrongly used
to compute some register value, the fixed computation is no longer using
it and therefore can be removed.

Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>
Reviewed-by: Robert Foss <rfoss@kernel.org>
Signed-off-by: Robert Foss <rfoss@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230427142934.55435-10-francesco@dolcini.it
Stable-dep-of: f1dabbe64506 ("drm/bridge: tc358768: Fix tc358768_ns_to_cnt()")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Francesco Dolcini
2023-04-27 16:29:34 +02:00
committed by Greg Kroah-Hartman
parent 1942dc48f4
commit e87a3c24ce
1 changed files with 1 additions and 3 deletions
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4
drivers/gpu/drm/bridge/tc358768.c
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@@ -647,7 +647,7 @@ static void tc358768_bridge_pre_enable(struct drm_bridge *bridge)
u32 val, val2, lptxcnt, hact, data_type;
s32 raw_val;
const struct drm_display_mode *mode;
u32 dsibclk_nsk, dsiclk_nsk, ui_nsk, phy_delay_nsk;
u32 dsibclk_nsk, dsiclk_nsk, ui_nsk;
u32 dsiclk, dsibclk, video_start;
const u32 internal_delay = 40;
int ret, i;
@@ -731,11 +731,9 @@ static void tc358768_bridge_pre_enable(struct drm_bridge *bridge)
dsibclk);
dsiclk_nsk = (u32)div_u64((u64)1000000000 * TC358768_PRECISION, dsiclk);
ui_nsk = dsiclk_nsk / 2;
phy_delay_nsk = dsibclk_nsk + 2 * dsiclk_nsk;
dev_dbg(priv->dev, "dsiclk_nsk: %u\n", dsiclk_nsk);
dev_dbg(priv->dev, "ui_nsk: %u\n", ui_nsk);
dev_dbg(priv->dev, "dsibclk_nsk: %u\n", dsibclk_nsk);
dev_dbg(priv->dev, "phy_delay_nsk: %u\n", phy_delay_nsk);
/* LP11 > 100us for D-PHY Rx Init */
val = tc358768_ns_to_cnt(100 * 1000, dsibclk_nsk) - 1;