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c=relaxed/relaxed; s=default; d=rock-chips.com; v=1; bh=41zTvRE2jVBg29HAtbvVhLPeaBIa2sv0X5Jp+BcE0Wc=; h=date:mime-version:subject:message-id:from; Received: from [172.16.12.141] (unknown [58.22.7.114]) by smtp.qiye.163.com (Hmail) with ESMTPA id 9D9C184021D; Sat, 27 Apr 2024 18:12:27 +0800 (CST) Message-ID: Date: Sat, 27 Apr 2024 18:12:26 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v12 27/28] drm/rockchip: inno_hdmi: Switch to HDMI connector To: Maxime Ripard , Maarten Lankhorst , Thomas Zimmermann , David Airlie , Daniel Vetter , Jonathan Corbet , Sandy Huang , =?UTF-8?Q?Heiko_St=C3=BCbner?= , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland Cc: Hans Verkuil , Sebastian Wick , =?UTF-8?B?VmlsbGUgU3lyasOkbMOk?= , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-sunxi@lists.linux.dev References: <20240423-kms-hdmi-connector-state-v12-0-3338e4c0b189@kernel.org> <20240423-kms-hdmi-connector-state-v12-27-3338e4c0b189@kernel.org> Content-Language: en-US From: Andy Yan In-Reply-To: <20240423-kms-hdmi-connector-state-v12-27-3338e4c0b189@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-HM-Spam-Status: e1kfGhgUHx5ZQUpXWQgPGg8OCBgUHx5ZQUlOS1dZFg8aDwILHllBWSg2Ly tZV1koWUFDSUNOT01LS0k3V1ktWUFJV1kPCRoVCBIfWUFZQx8ZGVZKSx0YSk5CS0JKTEtVEwETFh oSFyQUDg9ZV1kYEgtZQVlOQ1VJSVVMVUpKT1lXWRYaDxIVHRRZQVlPS0hVSk5MSUpJVUpLS1VKQl kG X-HM-Tid: 0a8f1f0abd8f03a4kunm9d9c184021d X-HM-MType: 1 X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6MRQ6SSo*FzNLLikcGlFNLjcf ER4KCixVSlVKTEpPSUpJTE9CSkxIVTMWGhIXVRoVHwJVAhoVOwkUGBBWGBMSCwhVGBQWRVlXWRIL WUFZTkNVSUlVTFVKSk9ZV1kIAVlBSk1JS0I3Bg++ Hi Maxime, On 4/23/24 18:45, Maxime Ripard wrote: > The new HDMI connector infrastructure allows to remove some boilerplate, > especially to generate infoframes. Let's switch to it. > > Reviewed-by: Heiko Stuebner > Acked-by: Heiko Stuebner > Signed-off-by: Maxime Ripard > --- > drivers/gpu/drm/rockchip/Kconfig | 1 + > drivers/gpu/drm/rockchip/inno_hdmi.c | 143 +++++++++++++---------------------- > 2 files changed, 53 insertions(+), 91 deletions(-) > > diff --git a/drivers/gpu/drm/rockchip/Kconfig b/drivers/gpu/drm/rockchip/Kconfig > index 4c7072e6e34e..e2ec20c2e2eb 100644 > --- a/drivers/gpu/drm/rockchip/Kconfig > +++ b/drivers/gpu/drm/rockchip/Kconfig > @@ -72,10 +72,11 @@ config ROCKCHIP_DW_MIPI_DSI > enable MIPI DSI on RK3288 or RK3399 based SoC, you should > select this option. > > config ROCKCHIP_INNO_HDMI > bool "Rockchip specific extensions for Innosilicon HDMI" > + depends on Is this supposed to be DRM_DISPLAY_HDMI_STATE_HELPER whith you introduced in PATCH 04/28? I couldn't find any place where DRM_HDMI_STATE_HELPER is defined. > help > This selects support for Rockchip SoC specific extensions > for the Innosilicon HDMI driver. If you want to enable > HDMI on RK3036 based SoC, you should select this option. > > diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.c b/drivers/gpu/drm/rockchip/inno_hdmi.c > index 1d2261643743..3756259bfb10 100644 > --- a/drivers/gpu/drm/rockchip/inno_hdmi.c > +++ b/drivers/gpu/drm/rockchip/inno_hdmi.c > @@ -65,13 +65,11 @@ struct inno_hdmi { > const struct inno_hdmi_variant *variant; > }; > > struct inno_hdmi_connector_state { > struct drm_connector_state base; > - unsigned int enc_out_format; > unsigned int colorimetry; > - bool rgb_limited_range; > }; > > static struct inno_hdmi *encoder_to_inno_hdmi(struct drm_encoder *encoder) > { > struct rockchip_encoder *rkencoder = to_rockchip_encoder(encoder); > @@ -255,90 +253,53 @@ static void inno_hdmi_reset(struct inno_hdmi *hdmi) > hdmi_modb(hdmi, HDMI_SYS_CTRL, msk, val); > > inno_hdmi_standby(hdmi); > } > > -static void inno_hdmi_disable_frame(struct inno_hdmi *hdmi, > - enum hdmi_infoframe_type type) > +static int inno_hdmi_disable_frame(struct drm_connector *connector, > + enum hdmi_infoframe_type type) > { > - struct drm_connector *connector = &hdmi->connector; > - > - if (type != HDMI_INFOFRAME_TYPE_AVI) { > - drm_err(connector->dev, > - "Unsupported infoframe type: %u\n", type); > - return; > - } > - > - hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_BUF_INDEX, INFOFRAME_AVI); > -} > - > -static int inno_hdmi_upload_frame(struct inno_hdmi *hdmi, > - union hdmi_infoframe *frame, enum hdmi_infoframe_type type) > -{ > - struct drm_connector *connector = &hdmi->connector; > - u8 packed_frame[HDMI_MAXIMUM_INFO_FRAME_SIZE]; > - ssize_t rc, i; > + struct inno_hdmi *hdmi = connector_to_inno_hdmi(connector); > > if (type != HDMI_INFOFRAME_TYPE_AVI) { > drm_err(connector->dev, > "Unsupported infoframe type: %u\n", type); > return 0; > } > > - inno_hdmi_disable_frame(hdmi, type); > + hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_BUF_INDEX, INFOFRAME_AVI); > > - rc = hdmi_infoframe_pack(frame, packed_frame, > - sizeof(packed_frame)); > - if (rc < 0) > - return rc; > + return 0; > +} > > - for (i = 0; i < rc; i++) > +static int inno_hdmi_upload_frame(struct drm_connector *connector, > + enum hdmi_infoframe_type type, > + const u8 *buffer, size_t len) > +{ > + struct inno_hdmi *hdmi = connector_to_inno_hdmi(connector); > + u8 packed_frame[HDMI_MAXIMUM_INFO_FRAME_SIZE]; > + ssize_t i; > + > + if (type != HDMI_INFOFRAME_TYPE_AVI) { > + drm_err(connector->dev, > + "Unsupported infoframe type: %u\n", type); > + return 0; > + } > + > + inno_hdmi_disable_frame(connector, type); > + > + for (i = 0; i < len; i++) > hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_ADDR + i, > packed_frame[i]); > > return 0; > } > > -static int inno_hdmi_config_video_avi(struct inno_hdmi *hdmi, > - struct drm_display_mode *mode) > -{ > - struct drm_connector *connector = &hdmi->connector; > - struct drm_connector_state *conn_state = connector->state; > - struct inno_hdmi_connector_state *inno_conn_state = > - to_inno_hdmi_conn_state(conn_state); > - union hdmi_infoframe frame; > - int rc; > - > - rc = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi, > - &hdmi->connector, > - mode); > - if (rc) { > - inno_hdmi_disable_frame(hdmi, HDMI_INFOFRAME_TYPE_AVI); > - return rc; > - } > - > - if (inno_conn_state->enc_out_format == HDMI_COLORSPACE_YUV444) > - frame.avi.colorspace = HDMI_COLORSPACE_YUV444; > - else if (inno_conn_state->enc_out_format == HDMI_COLORSPACE_YUV422) > - frame.avi.colorspace = HDMI_COLORSPACE_YUV422; > - else > - frame.avi.colorspace = HDMI_COLORSPACE_RGB; > - > - if (inno_conn_state->enc_out_format == HDMI_COLORSPACE_RGB) { > - drm_hdmi_avi_infoframe_quant_range(&frame.avi, > - connector, mode, > - inno_conn_state->rgb_limited_range ? > - HDMI_QUANTIZATION_RANGE_LIMITED : > - HDMI_QUANTIZATION_RANGE_FULL); > - } else { > - frame.avi.quantization_range = HDMI_QUANTIZATION_RANGE_DEFAULT; > - frame.avi.ycc_quantization_range = > - HDMI_YCC_QUANTIZATION_RANGE_LIMITED; > - } > - > - return inno_hdmi_upload_frame(hdmi, &frame, HDMI_INFOFRAME_TYPE_AVI); > -} > +static const struct drm_connector_hdmi_funcs inno_hdmi_hdmi_connector_funcs = { > + .clear_infoframe = inno_hdmi_disable_frame, > + .write_infoframe = inno_hdmi_upload_frame, > +}; > > static int inno_hdmi_config_video_csc(struct inno_hdmi *hdmi) > { > struct drm_connector *connector = &hdmi->connector; > struct drm_connector_state *conn_state = connector->state; > @@ -359,12 +320,12 @@ static int inno_hdmi_config_video_csc(struct inno_hdmi *hdmi) > value = v_VIDEO_INPUT_BITS(VIDEO_INPUT_8BITS) | > v_VIDEO_OUTPUT_COLOR(0) | > v_VIDEO_INPUT_CSP(0); > hdmi_writeb(hdmi, HDMI_VIDEO_CONTRL2, value); > > - if (inno_conn_state->enc_out_format == HDMI_COLORSPACE_RGB) { > - if (inno_conn_state->rgb_limited_range) { > + if (conn_state->hdmi.output_format == HDMI_COLORSPACE_RGB) { > + if (conn_state->hdmi.is_limited_range) { > csc_mode = CSC_RGB_0_255_TO_RGB_16_235_8BIT; > auto_csc = AUTO_CSC_DISABLE; > c0_c2_change = C0_C2_CHANGE_DISABLE; > csc_enable = v_CSC_ENABLE; > > @@ -378,18 +339,18 @@ static int inno_hdmi_config_video_csc(struct inno_hdmi *hdmi) > v_VIDEO_C0_C2_SWAP(C0_C2_CHANGE_DISABLE)); > return 0; > } > } else { > if (inno_conn_state->colorimetry == HDMI_COLORIMETRY_ITU_601) { > - if (inno_conn_state->enc_out_format == HDMI_COLORSPACE_YUV444) { > + if (conn_state->hdmi.output_format == HDMI_COLORSPACE_YUV444) { > csc_mode = CSC_RGB_0_255_TO_ITU601_16_235_8BIT; > auto_csc = AUTO_CSC_DISABLE; > c0_c2_change = C0_C2_CHANGE_DISABLE; > csc_enable = v_CSC_ENABLE; > } > } else { > - if (inno_conn_state->enc_out_format == HDMI_COLORSPACE_YUV444) { > + if (conn_state->hdmi.output_format == HDMI_COLORSPACE_YUV444) { > csc_mode = CSC_RGB_0_255_TO_ITU709_16_235_8BIT; > auto_csc = AUTO_CSC_DISABLE; > c0_c2_change = C0_C2_CHANGE_DISABLE; > csc_enable = v_CSC_ENABLE; > } > @@ -460,14 +421,16 @@ static int inno_hdmi_config_video_timing(struct inno_hdmi *hdmi, > > return 0; > } > > static int inno_hdmi_setup(struct inno_hdmi *hdmi, > - struct drm_display_mode *mode) > + struct drm_crtc_state *new_crtc_state, > + struct drm_connector_state *new_conn_state) > { > - struct drm_display_info *display = &hdmi->connector.display_info; > - unsigned long mpixelclock = mode->clock * 1000; > + struct drm_connector *connector = &hdmi->connector; > + struct drm_display_info *display = &connector->display_info; > + struct drm_display_mode *mode = &new_crtc_state->adjusted_mode; > > /* Mute video and audio output */ > hdmi_modb(hdmi, HDMI_AV_MUTE, m_AUDIO_MUTE | m_VIDEO_BLACK, > v_AUDIO_MUTE(1) | v_VIDEO_MUTE(1)); > > @@ -477,26 +440,26 @@ static int inno_hdmi_setup(struct inno_hdmi *hdmi, > > inno_hdmi_config_video_timing(hdmi, mode); > > inno_hdmi_config_video_csc(hdmi); > > - if (display->is_hdmi) > - inno_hdmi_config_video_avi(hdmi, mode); > + drm_atomic_helper_connector_hdmi_update_infoframes(connector, > + new_conn_state->state); > > /* > * When IP controller have configured to an accurate video > * timing, then the TMDS clock source would be switched to > * DCLK_LCDC, so we need to init the TMDS rate to mode pixel > * clock rate, and reconfigure the DDC clock. > */ > - inno_hdmi_i2c_init(hdmi, mpixelclock); > + inno_hdmi_i2c_init(hdmi, new_conn_state->hdmi.tmds_char_rate); > > /* Unmute video and audio output */ > hdmi_modb(hdmi, HDMI_AV_MUTE, m_AUDIO_MUTE | m_VIDEO_BLACK, > v_AUDIO_MUTE(0) | v_VIDEO_MUTE(0)); > > - inno_hdmi_power_up(hdmi, mpixelclock); > + inno_hdmi_power_up(hdmi, new_conn_state->hdmi.tmds_char_rate); > > return 0; > } > > static enum drm_mode_status inno_hdmi_display_mode_valid(struct inno_hdmi *hdmi, > @@ -544,11 +507,11 @@ static void inno_hdmi_encoder_enable(struct drm_encoder *encoder, > > crtc_state = drm_atomic_get_new_crtc_state(state, conn_state->crtc); > if (WARN_ON(!crtc_state)) > return; > > - inno_hdmi_setup(hdmi, &crtc_state->adjusted_mode); > + inno_hdmi_setup(hdmi, crtc_state, conn_state); > } > > static void inno_hdmi_encoder_disable(struct drm_encoder *encoder, > struct drm_atomic_state *state) > { > @@ -561,11 +524,10 @@ static int > inno_hdmi_encoder_atomic_check(struct drm_encoder *encoder, > struct drm_crtc_state *crtc_state, > struct drm_connector_state *conn_state) > { > struct rockchip_crtc_state *s = to_rockchip_crtc_state(crtc_state); > - struct inno_hdmi *hdmi = encoder_to_inno_hdmi(encoder); > struct drm_display_mode *mode = &crtc_state->adjusted_mode; > u8 vic = drm_match_cea_mode(mode); > struct inno_hdmi_connector_state *inno_conn_state = > to_inno_hdmi_conn_state(conn_state); > > @@ -578,16 +540,11 @@ inno_hdmi_encoder_atomic_check(struct drm_encoder *encoder, > vic == 17 || vic == 18) > inno_conn_state->colorimetry = HDMI_COLORIMETRY_ITU_601; > else > inno_conn_state->colorimetry = HDMI_COLORIMETRY_ITU_709; > > - inno_conn_state->enc_out_format = HDMI_COLORSPACE_RGB; > - inno_conn_state->rgb_limited_range = > - drm_default_rgb_quant_range(mode) == HDMI_QUANTIZATION_RANGE_LIMITED; > - > - return inno_hdmi_display_mode_valid(hdmi, > - &crtc_state->adjusted_mode) == MODE_OK ? 0 : -EINVAL; > + return 0; > } > > static struct drm_encoder_helper_funcs inno_hdmi_encoder_helper_funcs = { > .atomic_check = inno_hdmi_encoder_atomic_check, > .atomic_enable = inno_hdmi_encoder_enable, > @@ -660,14 +617,13 @@ static void inno_hdmi_connector_reset(struct drm_connector *connector) > inno_conn_state = kzalloc(sizeof(*inno_conn_state), GFP_KERNEL); > if (!inno_conn_state) > return; > > __drm_atomic_helper_connector_reset(connector, &inno_conn_state->base); > + __drm_atomic_helper_connector_hdmi_reset(connector, connector->state); > > inno_conn_state->colorimetry = HDMI_COLORIMETRY_ITU_709; > - inno_conn_state->enc_out_format = HDMI_COLORSPACE_RGB; > - inno_conn_state->rgb_limited_range = false; > } > > static struct drm_connector_state * > inno_hdmi_connector_duplicate_state(struct drm_connector *connector) > { > @@ -696,10 +652,11 @@ static const struct drm_connector_funcs inno_hdmi_connector_funcs = { > .atomic_duplicate_state = inno_hdmi_connector_duplicate_state, > .atomic_destroy_state = inno_hdmi_connector_destroy_state, > }; > > static struct drm_connector_helper_funcs inno_hdmi_connector_helper_funcs = { > + .atomic_check = drm_atomic_helper_connector_hdmi_check, > .get_modes = inno_hdmi_connector_get_modes, > .mode_valid = inno_hdmi_connector_mode_valid, > }; > > static int inno_hdmi_register(struct drm_device *drm, struct inno_hdmi *hdmi) > @@ -723,14 +680,18 @@ static int inno_hdmi_register(struct drm_device *drm, struct inno_hdmi *hdmi) > > hdmi->connector.polled = DRM_CONNECTOR_POLL_HPD; > > drm_connector_helper_add(&hdmi->connector, > &inno_hdmi_connector_helper_funcs); > - drm_connector_init_with_ddc(drm, &hdmi->connector, > - &inno_hdmi_connector_funcs, > - DRM_MODE_CONNECTOR_HDMIA, > - hdmi->ddc); > + drmm_connector_hdmi_init(drm, &hdmi->connector, > + "Rockchip", "Inno HDMI", > + &inno_hdmi_connector_funcs, > + &inno_hdmi_hdmi_connector_funcs, > + DRM_MODE_CONNECTOR_HDMIA, > + hdmi->ddc, > + BIT(HDMI_COLORSPACE_RGB), > + 8); > > drm_connector_attach_encoder(&hdmi->connector, encoder); > > return 0; > } >