6.1-stable review patch. If anyone has any objections, please let me know.
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From: Francesco Dolcini francesco.dolcini@toradex.com
[ Upstream commit e4a5e4442a8065c6959e045c061de801d545226d ]
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-france... Stable-dep-of: f1dabbe64506 ("drm/bridge: tc358768: Fix tc358768_ns_to_cnt()") Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/bridge/tc358768.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/bridge/tc358768.c b/drivers/gpu/drm/bridge/tc358768.c index bdeda705b67ca..70fd560ed394e 100644 --- a/drivers/gpu/drm/bridge/tc358768.c +++ b/drivers/gpu/drm/bridge/tc358768.c @@ -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;