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Mon, 24 Feb 2020 04:10:24 -0500 (EST) From: Maxime Ripard To: Nicolas Saenz Julienne , Eric Anholt Subject: [PATCH 66/89] drm/vc4: hdmi: Move accessors to vc4_hdmi Date: Mon, 24 Feb 2020 10:07:08 +0100 Message-Id: <5806fef7798cf7dcf65485c01278843123015c98.1582533919.git-series.maxime@cerno.tech> X-Mailer: git-send-email 2.24.1 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200224_011027_357050_84AE09DF X-CRM114-Status: GOOD ( 11.58 ) X-Spam-Score: -0.9 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-0.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [64.147.123.17 listed in list.dnswl.org] -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tim Gover , Dave Stevenson , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, Phil Elwell , linux-arm-kernel@lists.infradead.org, Maxime Ripard Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The current driver only supports a single HDMI controller, and part of the issue is that the main vc4_dev structure holds a pointer to its (only) HDMI controller, and the HDMI registers accessors will use it to retrieve the mapped addresses. Let's modify those accessors to use directly the vc4_hdmi structure so that we can eventually get rid of that single global pointer. Signed-off-by: Maxime Ripard --- drivers/gpu/drm/vc4/vc4_hdmi.c | 16 +++------------- drivers/gpu/drm/vc4/vc4_hdmi.h | 8 ++++---- 2 files changed, 7 insertions(+), 17 deletions(-) diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index a08c25e0c056..ec3062c4469f 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -122,6 +122,7 @@ vc4_hdmi_connector_detect(struct drm_connector *connector, bool force) { struct drm_device *dev = connector->dev; struct vc4_dev *vc4 = to_vc4_dev(dev); + struct vc4_hdmi *vc4_hdmi = vc4->hdmi; if (vc4->hdmi->hpd_gpio) { if (gpio_get_value_cansleep(vc4->hdmi->hpd_gpio) ^ @@ -238,6 +239,7 @@ static int vc4_hdmi_stop_packet(struct drm_encoder *encoder, { struct drm_device *dev = encoder->dev; struct vc4_dev *vc4 = to_vc4_dev(dev); + struct vc4_hdmi *vc4_hdmi = vc4->hdmi; u32 packet_id = type - 0x80; HDMI_WRITE(VC4_HDMI_RAM_PACKET_CONFIG, @@ -252,6 +254,7 @@ static void vc4_hdmi_write_infoframe(struct drm_encoder *encoder, { struct drm_device *dev = encoder->dev; struct vc4_dev *vc4 = to_vc4_dev(dev); + struct vc4_hdmi *vc4_hdmi = vc4->hdmi; u32 packet_id = frame->any.type - 0x80; u32 packet_reg = VC4_HDMI_RAM_PACKET(packet_id); uint8_t buffer[VC4_HDMI_PACKET_STRIDE]; @@ -619,9 +622,6 @@ static const struct drm_encoder_helper_funcs vc4_hdmi_encoder_helper_funcs = { /* HDMI audio codec callbacks */ static void vc4_hdmi_audio_set_mai_clock(struct vc4_hdmi *vc4_hdmi) { - struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base; - struct drm_device *drm = encoder->dev; - struct vc4_dev *vc4 = to_vc4_dev(drm); u32 hsm_clock = clk_get_rate(vc4_hdmi->hsm_clock); unsigned long n, m; @@ -641,8 +641,6 @@ static void vc4_hdmi_set_n_cts(struct vc4_hdmi *vc4_hdmi) { struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base; struct drm_crtc *crtc = encoder->crtc; - struct drm_device *drm = encoder->dev; - struct vc4_dev *vc4 = to_vc4_dev(drm); const struct drm_display_mode *mode = &crtc->state->adjusted_mode; u32 samplerate = vc4_hdmi->audio.samplerate; u32 n, cts; @@ -679,7 +677,6 @@ static int vc4_hdmi_audio_startup(struct snd_pcm_substream *substream, struct vc4_hdmi *vc4_hdmi = dai_to_hdmi(dai); struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base; struct drm_connector *connector = &vc4_hdmi->connector.base; - struct vc4_dev *vc4 = to_vc4_dev(encoder->dev); int ret; if (vc4_hdmi->audio.substream && vc4_hdmi->audio.substream != substream) @@ -710,9 +707,7 @@ static int vc4_hdmi_audio_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) static void vc4_hdmi_audio_reset(struct vc4_hdmi *vc4_hdmi) { struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base; - struct drm_device *drm = encoder->dev; struct device *dev = &vc4_hdmi->pdev->dev; - struct vc4_dev *vc4 = to_vc4_dev(drm); int ret; ret = vc4_hdmi_stop_packet(encoder, HDMI_INFOFRAME_TYPE_AUDIO); @@ -743,10 +738,7 @@ static int vc4_hdmi_audio_hw_params(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { struct vc4_hdmi *vc4_hdmi = dai_to_hdmi(dai); - struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base; - struct drm_device *drm = encoder->dev; struct device *dev = &vc4_hdmi->pdev->dev; - struct vc4_dev *vc4 = to_vc4_dev(drm); u32 audio_packet_config, channel_mask; u32 channel_map, i; @@ -817,8 +809,6 @@ static int vc4_hdmi_audio_trigger(struct snd_pcm_substream *substream, int cmd, { struct vc4_hdmi *vc4_hdmi = dai_to_hdmi(dai); struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base; - struct drm_device *drm = encoder->dev; - struct vc4_dev *vc4 = to_vc4_dev(drm); switch (cmd) { case SNDRV_PCM_TRIGGER_START: diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.h b/drivers/gpu/drm/vc4/vc4_hdmi.h index 17079a39f1b1..cdc9d90f62ac 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.h +++ b/drivers/gpu/drm/vc4/vc4_hdmi.h @@ -78,9 +78,9 @@ struct vc4_hdmi { struct debugfs_regset32 hd_regset; }; -#define HDMI_READ(offset) readl(vc4->hdmi->hdmicore_regs + offset) -#define HDMI_WRITE(offset, val) writel(val, vc4->hdmi->hdmicore_regs + offset) -#define HD_READ(offset) readl(vc4->hdmi->hd_regs + offset) -#define HD_WRITE(offset, val) writel(val, vc4->hdmi->hd_regs + offset) +#define HDMI_READ(offset) readl(vc4_hdmi->hdmicore_regs + offset) +#define HDMI_WRITE(offset, val) writel(val, vc4_hdmi->hdmicore_regs + offset) +#define HD_READ(offset) readl(vc4_hdmi->hd_regs + offset) +#define HD_WRITE(offset, val) writel(val, vc4_hdmi->hd_regs + offset) #endif /* _VC4_HDMI_H_ */