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Tue, 12 Apr 2022 00:35:28 -0400 (EDT) From: Samuel Holland To: Chen-Yu Tsai , Jernej Skrabec , Maxime Ripard Cc: Samuel Holland , Daniel Vetter , David Airlie , Philipp Zabel , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-sunxi@lists.linux.dev Subject: [PATCH 5/6] drm/sun4i: sun8i-hdmi-phy: Separate A83T and H3 PHY ops Date: Mon, 11 Apr 2022 23:35:10 -0500 Message-Id: <20220412043512.49364-6-samuel@sholland.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220412043512.49364-1-samuel@sholland.org> References: <20220412043512.49364-1-samuel@sholland.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220411_213530_504167_8CAF8079 X-CRM114-Status: GOOD ( 15.32 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Since the driver already needs to support multiple sets of ops, we can drop the mid-layer used by the A83T and H3 PHYs. They share only a small amount of code; factor this out as sun8i_hdmi_phy_set_polarity. For clarity, this commit keeps the existing function order. Signed-off-by: Samuel Holland --- drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h | 5 -- drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c | 89 +++++++++++++------------- 2 files changed, 46 insertions(+), 48 deletions(-) diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h index f0b1aaad27d9..f082b8ecfe2c 100644 --- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h +++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h @@ -156,11 +156,6 @@ struct sun8i_hdmi_phy_variant { const struct dw_hdmi_phy_config *phy_cfg; const struct dw_hdmi_phy_ops *phy_ops; void (*phy_init)(struct sun8i_hdmi_phy *phy); - void (*phy_disable)(struct dw_hdmi *hdmi, - struct sun8i_hdmi_phy *phy); - int (*phy_config)(struct dw_hdmi *hdmi, - struct sun8i_hdmi_phy *phy, - unsigned int clk_rate); }; struct sun8i_hdmi_phy { diff --git a/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c b/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c index 71062e4e8666..5be5c360ca7d 100644 --- a/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c +++ b/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c @@ -123,10 +123,18 @@ static const struct dw_hdmi_phy_config sun50i_h6_phy_config[] = { { ~0UL, 0x0000, 0x0000, 0x0000} }; -static int sun8i_hdmi_phy_config_a83t(struct dw_hdmi *hdmi, - struct sun8i_hdmi_phy *phy, - unsigned int clk_rate) +static void sun8i_hdmi_phy_set_polarity(struct sun8i_hdmi_phy *phy, + const struct drm_display_mode *mode); + +static int sun8i_a83t_hdmi_phy_config(struct dw_hdmi *hdmi, void *data, + const struct drm_display_info *display, + const struct drm_display_mode *mode) { + unsigned int clk_rate = mode->crtc_clock * 1000; + struct sun8i_hdmi_phy *phy = data; + + sun8i_hdmi_phy_set_polarity(phy, mode); + regmap_update_bits(phy->regs, SUN8I_HDMI_PHY_REXT_CTRL_REG, SUN8I_HDMI_PHY_REXT_CTRL_REXT_EN, SUN8I_HDMI_PHY_REXT_CTRL_REXT_EN); @@ -185,10 +193,12 @@ static int sun8i_hdmi_phy_config_a83t(struct dw_hdmi *hdmi, return 0; } -static int sun8i_hdmi_phy_config_h3(struct dw_hdmi *hdmi, - struct sun8i_hdmi_phy *phy, - unsigned int clk_rate) +static int sun8i_h3_hdmi_phy_config(struct dw_hdmi *hdmi, void *data, + const struct drm_display_info *display, + const struct drm_display_mode *mode) { + unsigned int clk_rate = mode->crtc_clock * 1000; + struct sun8i_hdmi_phy *phy = data; u32 pll_cfg1_init; u32 pll_cfg2_init; u32 ana_cfg1_end; @@ -197,6 +207,11 @@ static int sun8i_hdmi_phy_config_h3(struct dw_hdmi *hdmi, u32 b_offset = 0; u32 val; + if (phy->variant->has_phy_clk) + clk_set_rate(phy->clk_phy, clk_rate); + + sun8i_hdmi_phy_set_polarity(phy, mode); + /* bandwidth / frequency independent settings */ pll_cfg1_init = SUN8I_HDMI_PHY_PLL_CFG1_LDO2_EN | @@ -333,11 +348,9 @@ static int sun8i_hdmi_phy_config_h3(struct dw_hdmi *hdmi, return 0; } -static int sun8i_hdmi_phy_config(struct dw_hdmi *hdmi, void *data, - const struct drm_display_info *display, - const struct drm_display_mode *mode) +static void sun8i_hdmi_phy_set_polarity(struct sun8i_hdmi_phy *phy, + const struct drm_display_mode *mode) { - struct sun8i_hdmi_phy *phy = (struct sun8i_hdmi_phy *)data; u32 val = 0; if (mode->flags & DRM_MODE_FLAG_NHSYNC) @@ -348,16 +361,12 @@ static int sun8i_hdmi_phy_config(struct dw_hdmi *hdmi, void *data, regmap_update_bits(phy->regs, SUN8I_HDMI_PHY_DBG_CTRL_REG, SUN8I_HDMI_PHY_DBG_CTRL_POL_MASK, val); - - if (phy->variant->has_phy_clk) - clk_set_rate(phy->clk_phy, mode->crtc_clock * 1000); - - return phy->variant->phy_config(hdmi, phy, mode->crtc_clock * 1000); }; -static void sun8i_hdmi_phy_disable_a83t(struct dw_hdmi *hdmi, - struct sun8i_hdmi_phy *phy) +static void sun8i_a83t_hdmi_phy_disable(struct dw_hdmi *hdmi, void *data) { + struct sun8i_hdmi_phy *phy = data; + dw_hdmi_phy_gen2_txpwron(hdmi, 0); dw_hdmi_phy_gen2_pddq(hdmi, 1); @@ -365,9 +374,10 @@ static void sun8i_hdmi_phy_disable_a83t(struct dw_hdmi *hdmi, SUN8I_HDMI_PHY_REXT_CTRL_REXT_EN, 0); } -static void sun8i_hdmi_phy_disable_h3(struct dw_hdmi *hdmi, - struct sun8i_hdmi_phy *phy) +static void sun8i_h3_hdmi_phy_disable(struct dw_hdmi *hdmi, void *data) { + struct sun8i_hdmi_phy *phy = data; + regmap_write(phy->regs, SUN8I_HDMI_PHY_ANA_CFG1_REG, SUN8I_HDMI_PHY_ANA_CFG1_LDOEN | SUN8I_HDMI_PHY_ANA_CFG1_ENVBS | @@ -375,19 +385,20 @@ static void sun8i_hdmi_phy_disable_h3(struct dw_hdmi *hdmi, regmap_write(phy->regs, SUN8I_HDMI_PHY_PLL_CFG1_REG, 0); } -static void sun8i_hdmi_phy_disable(struct dw_hdmi *hdmi, void *data) -{ - struct sun8i_hdmi_phy *phy = (struct sun8i_hdmi_phy *)data; - - phy->variant->phy_disable(hdmi, phy); -} +static const struct dw_hdmi_phy_ops sun8i_a83t_hdmi_phy_ops = { + .init = sun8i_a83t_hdmi_phy_config, + .disable = sun8i_a83t_hdmi_phy_disable, + .read_hpd = dw_hdmi_phy_read_hpd, + .update_hpd = dw_hdmi_phy_update_hpd, + .setup_hpd = dw_hdmi_phy_setup_hpd, +}; -static const struct dw_hdmi_phy_ops sun8i_hdmi_phy_ops = { - .init = &sun8i_hdmi_phy_config, - .disable = &sun8i_hdmi_phy_disable, - .read_hpd = &dw_hdmi_phy_read_hpd, - .update_hpd = &dw_hdmi_phy_update_hpd, - .setup_hpd = &dw_hdmi_phy_setup_hpd, +static const struct dw_hdmi_phy_ops sun8i_h3_hdmi_phy_ops = { + .init = sun8i_h3_hdmi_phy_config, + .disable = sun8i_h3_hdmi_phy_disable, + .read_hpd = dw_hdmi_phy_read_hpd, + .update_hpd = dw_hdmi_phy_update_hpd, + .setup_hpd = dw_hdmi_phy_setup_hpd, }; static void sun8i_hdmi_phy_unlock(struct sun8i_hdmi_phy *phy) @@ -587,35 +598,27 @@ static const struct regmap_config sun8i_hdmi_phy_regmap_config = { }; static const struct sun8i_hdmi_phy_variant sun8i_a83t_hdmi_phy = { - .phy_ops = &sun8i_hdmi_phy_ops, + .phy_ops = &sun8i_a83t_hdmi_phy_ops, .phy_init = &sun8i_hdmi_phy_init_a83t, - .phy_disable = &sun8i_hdmi_phy_disable_a83t, - .phy_config = &sun8i_hdmi_phy_config_a83t, }; static const struct sun8i_hdmi_phy_variant sun8i_h3_hdmi_phy = { .has_phy_clk = true, - .phy_ops = &sun8i_hdmi_phy_ops, + .phy_ops = &sun8i_h3_hdmi_phy_ops, .phy_init = &sun8i_hdmi_phy_init_h3, - .phy_disable = &sun8i_hdmi_phy_disable_h3, - .phy_config = &sun8i_hdmi_phy_config_h3, }; static const struct sun8i_hdmi_phy_variant sun8i_r40_hdmi_phy = { .has_phy_clk = true, .has_second_pll = true, - .phy_ops = &sun8i_hdmi_phy_ops, + .phy_ops = &sun8i_h3_hdmi_phy_ops, .phy_init = &sun8i_hdmi_phy_init_h3, - .phy_disable = &sun8i_hdmi_phy_disable_h3, - .phy_config = &sun8i_hdmi_phy_config_h3, }; static const struct sun8i_hdmi_phy_variant sun50i_a64_hdmi_phy = { .has_phy_clk = true, - .phy_ops = &sun8i_hdmi_phy_ops, + .phy_ops = &sun8i_h3_hdmi_phy_ops, .phy_init = &sun8i_hdmi_phy_init_h3, - .phy_disable = &sun8i_hdmi_phy_disable_h3, - .phy_config = &sun8i_hdmi_phy_config_h3, }; static const struct sun8i_hdmi_phy_variant sun50i_h6_hdmi_phy = { -- 2.35.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel