From: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
To: linux-kernel@vger.kernel.org, linux-media@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-sunxi@lists.linux.dev
Cc: Yong Deng <yong.deng@magewell.com>,
Paul Kocialkowski <paul.kocialkowski@bootlin.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Chen-Yu Tsai <wens@csie.org>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Samuel Holland <samuel@sholland.org>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
Maxime Ripard <maxime@cerno.tech>
Subject: [PATCH v4 03/45] media: sun6i-csi: Tidy up platform code
Date: Fri, 15 Apr 2022 17:27:29 +0200 [thread overview]
Message-ID: <20220415152811.636419-4-paul.kocialkowski@bootlin.com> (raw)
In-Reply-To: <20220415152811.636419-1-paul.kocialkowski@bootlin.com>
Various renames, variables lowering and other cosmetic changes in the
platform-support code. No functional change intended.
Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Reviewed-by: Maxime Ripard <maxime@cerno.tech>
---
.../platform/sunxi/sun6i-csi/sun6i_csi.c | 98 ++++++++++---------
.../platform/sunxi/sun6i-csi/sun6i_csi.h | 4 +-
2 files changed, 56 insertions(+), 46 deletions(-)
diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
index 5fbaa1e99412..becd8d17f8eb 100644
--- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
+++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
@@ -153,25 +153,25 @@ int sun6i_csi_set_power(struct sun6i_csi_device *csi_dev, bool enable)
if (!enable) {
regmap_update_bits(regmap, CSI_EN_REG, CSI_EN_CSI_EN, 0);
- clk_disable_unprepare(csi_dev->clk_ram);
+ clk_disable_unprepare(csi_dev->clock_ram);
if (of_device_is_compatible(dev->of_node,
"allwinner,sun50i-a64-csi"))
- clk_rate_exclusive_put(csi_dev->clk_mod);
- clk_disable_unprepare(csi_dev->clk_mod);
+ clk_rate_exclusive_put(csi_dev->clock_mod);
+ clk_disable_unprepare(csi_dev->clock_mod);
reset_control_assert(csi_dev->reset);
return 0;
}
- ret = clk_prepare_enable(csi_dev->clk_mod);
+ ret = clk_prepare_enable(csi_dev->clock_mod);
if (ret) {
dev_err(csi_dev->dev, "Enable csi clk err %d\n", ret);
return ret;
}
if (of_device_is_compatible(dev->of_node, "allwinner,sun50i-a64-csi"))
- clk_set_rate_exclusive(csi_dev->clk_mod, 300000000);
+ clk_set_rate_exclusive(csi_dev->clock_mod, 300000000);
- ret = clk_prepare_enable(csi_dev->clk_ram);
+ ret = clk_prepare_enable(csi_dev->clock_ram);
if (ret) {
dev_err(csi_dev->dev, "Enable clk_dram_csi clk err %d\n", ret);
goto clk_mod_disable;
@@ -188,11 +188,11 @@ int sun6i_csi_set_power(struct sun6i_csi_device *csi_dev, bool enable)
return 0;
clk_ram_disable:
- clk_disable_unprepare(csi_dev->clk_ram);
+ clk_disable_unprepare(csi_dev->clock_ram);
clk_mod_disable:
if (of_device_is_compatible(dev->of_node, "allwinner,sun50i-a64-csi"))
- clk_rate_exclusive_put(csi_dev->clk_mod);
- clk_disable_unprepare(csi_dev->clk_mod);
+ clk_rate_exclusive_put(csi_dev->clock_mod);
+ clk_disable_unprepare(csi_dev->clock_mod);
return ret;
}
@@ -776,12 +776,11 @@ static int sun6i_csi_v4l2_init(struct sun6i_csi_device *csi_dev)
return ret;
}
-/* -----------------------------------------------------------------------------
- * Resources and IRQ
- */
-static irqreturn_t sun6i_csi_isr(int irq, void *dev_id)
+/* Platform */
+
+static irqreturn_t sun6i_csi_interrupt(int irq, void *private)
{
- struct sun6i_csi_device *csi_dev = (struct sun6i_csi_device *)dev_id;
+ struct sun6i_csi_device *csi_dev = private;
struct regmap *regmap = csi_dev->regmap;
u32 status;
@@ -816,73 +815,82 @@ static const struct regmap_config sun6i_csi_regmap_config = {
.max_register = 0x9c,
};
-static int sun6i_csi_resource_request(struct sun6i_csi_device *csi_dev,
- struct platform_device *pdev)
+static int sun6i_csi_resources_setup(struct sun6i_csi_device *csi_dev,
+ struct platform_device *platform_dev)
{
+ struct device *dev = csi_dev->dev;
void __iomem *io_base;
int ret;
int irq;
- io_base = devm_platform_ioremap_resource(pdev, 0);
+ /* Registers */
+
+ io_base = devm_platform_ioremap_resource(platform_dev, 0);
if (IS_ERR(io_base))
return PTR_ERR(io_base);
- csi_dev->regmap = devm_regmap_init_mmio_clk(&pdev->dev, "bus", io_base,
+ csi_dev->regmap = devm_regmap_init_mmio_clk(dev, "bus", io_base,
&sun6i_csi_regmap_config);
if (IS_ERR(csi_dev->regmap)) {
- dev_err(&pdev->dev, "Failed to init register map\n");
+ dev_err(dev, "failed to init register map\n");
return PTR_ERR(csi_dev->regmap);
}
- csi_dev->clk_mod = devm_clk_get(&pdev->dev, "mod");
- if (IS_ERR(csi_dev->clk_mod)) {
- dev_err(&pdev->dev, "Unable to acquire csi clock\n");
- return PTR_ERR(csi_dev->clk_mod);
+ /* Clocks */
+
+ csi_dev->clock_mod = devm_clk_get(dev, "mod");
+ if (IS_ERR(csi_dev->clock_mod)) {
+ dev_err(dev, "failed to acquire module clock\n");
+ return PTR_ERR(csi_dev->clock_mod);
}
- csi_dev->clk_ram = devm_clk_get(&pdev->dev, "ram");
- if (IS_ERR(csi_dev->clk_ram)) {
- dev_err(&pdev->dev, "Unable to acquire dram-csi clock\n");
- return PTR_ERR(csi_dev->clk_ram);
+ csi_dev->clock_ram = devm_clk_get(dev, "ram");
+ if (IS_ERR(csi_dev->clock_ram)) {
+ dev_err(dev, "failed to acquire ram clock\n");
+ return PTR_ERR(csi_dev->clock_ram);
}
- csi_dev->reset = devm_reset_control_get_shared(&pdev->dev, NULL);
+ /* Reset */
+
+ csi_dev->reset = devm_reset_control_get_shared(dev, NULL);
if (IS_ERR(csi_dev->reset)) {
- dev_err(&pdev->dev, "Cannot get reset controller\n");
+ dev_err(dev, "failed to acquire reset\n");
return PTR_ERR(csi_dev->reset);
}
- irq = platform_get_irq(pdev, 0);
+ /* Interrupt */
+
+ irq = platform_get_irq(platform_dev, 0);
if (irq < 0)
return -ENXIO;
- ret = devm_request_irq(&pdev->dev, irq, sun6i_csi_isr, 0,
- SUN6I_CSI_NAME, csi_dev);
+ ret = devm_request_irq(dev, irq, sun6i_csi_interrupt, 0, SUN6I_CSI_NAME,
+ csi_dev);
if (ret) {
- dev_err(&pdev->dev, "Cannot request csi IRQ\n");
+ dev_err(dev, "failed to request interrupt\n");
return ret;
}
return 0;
}
-static int sun6i_csi_probe(struct platform_device *pdev)
+static int sun6i_csi_probe(struct platform_device *platform_dev)
{
struct sun6i_csi_device *csi_dev;
+ struct device *dev = &platform_dev->dev;
int ret;
- csi_dev = devm_kzalloc(&pdev->dev, sizeof(*csi_dev), GFP_KERNEL);
+ csi_dev = devm_kzalloc(dev, sizeof(*csi_dev), GFP_KERNEL);
if (!csi_dev)
return -ENOMEM;
- csi_dev->dev = &pdev->dev;
+ csi_dev->dev = &platform_dev->dev;
+ platform_set_drvdata(platform_dev, csi_dev);
- ret = sun6i_csi_resource_request(csi_dev, pdev);
+ ret = sun6i_csi_resources_setup(csi_dev, platform_dev);
if (ret)
return ret;
- platform_set_drvdata(pdev, csi_dev);
-
return sun6i_csi_v4l2_init(csi_dev);
}
@@ -903,16 +911,18 @@ static const struct of_device_id sun6i_csi_of_match[] = {
{ .compatible = "allwinner,sun50i-a64-csi", },
{},
};
+
MODULE_DEVICE_TABLE(of, sun6i_csi_of_match);
static struct platform_driver sun6i_csi_platform_driver = {
- .probe = sun6i_csi_probe,
- .remove = sun6i_csi_remove,
- .driver = {
- .name = SUN6I_CSI_NAME,
- .of_match_table = of_match_ptr(sun6i_csi_of_match),
+ .probe = sun6i_csi_probe,
+ .remove = sun6i_csi_remove,
+ .driver = {
+ .name = SUN6I_CSI_NAME,
+ .of_match_table = of_match_ptr(sun6i_csi_of_match),
},
};
+
module_platform_driver(sun6i_csi_platform_driver);
MODULE_DESCRIPTION("Allwinner A31 Camera Sensor Interface driver");
diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h
index e4e7ac6c869f..945d0cb5ab39 100644
--- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h
+++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h
@@ -51,8 +51,8 @@ struct sun6i_csi_device {
struct sun6i_video video;
struct regmap *regmap;
- struct clk *clk_mod;
- struct clk *clk_ram;
+ struct clk *clock_mod;
+ struct clk *clock_ram;
struct reset_control *reset;
int planar_offset[3];
--
2.35.2
next prev parent reply other threads:[~2022-04-15 15:28 UTC|newest]
Thread overview: 84+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-15 15:27 [PATCH v4 00/45] Allwinner A31/A83T MIPI CSI-2 and A31 ISP / CSI Rework Paul Kocialkowski
2022-04-15 15:27 ` [PATCH v4 01/45] media: sun6i-csi: Define and use driver name and (reworked) description Paul Kocialkowski
2022-04-15 15:27 ` [PATCH v4 02/45] media: sun6i-csi: Refactor main driver data structures Paul Kocialkowski
2022-04-15 15:27 ` Paul Kocialkowski [this message]
2022-04-15 15:27 ` [PATCH v4 04/45] media: sun6i-csi: Always set exclusive module clock rate Paul Kocialkowski
2022-04-15 15:27 ` [PATCH v4 05/45] media: sun6i-csi: Define and use variant to get " Paul Kocialkowski
2022-04-15 15:27 ` [PATCH v4 06/45] media: sun6i-csi: Use runtime pm for clocks and reset Paul Kocialkowski
2022-04-27 18:31 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 07/45] media: sun6i-csi: Tidy up Kconfig Paul Kocialkowski
2022-04-27 18:32 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 08/45] media: sun6i-csi: Tidy up v4l2 code Paul Kocialkowski
2022-04-15 15:27 ` [PATCH v4 09/45] media: sun6i-csi: Tidy up video code Paul Kocialkowski
2022-04-15 15:27 ` [PATCH v4 10/45] media: sun6i-csi: Pass and store csi device directly in " Paul Kocialkowski
2022-04-15 15:27 ` [PATCH v4 11/45] media: sun6i-csi: Register the media device after creation Paul Kocialkowski
2022-04-27 18:40 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 12/45] media: sun6i-csi: Add media ops with link notify callback Paul Kocialkowski
2022-04-27 18:42 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 13/45] media: sun6i-csi: Introduce and use video helper functions Paul Kocialkowski
2022-04-27 18:50 ` Jernej Škrabec
2022-04-28 8:04 ` Paul Kocialkowski
2022-04-28 8:11 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 14/45] media: sun6i-csi: Move csi buffer definition to main header file Paul Kocialkowski
2022-04-15 15:27 ` [PATCH v4 15/45] media: media-entity: Add helper to get a single enabled link Paul Kocialkowski
2022-04-15 15:27 ` [PATCH v4 16/45] media: sun6i-csi: Add bridge v4l2 subdev with port management Paul Kocialkowski
2022-04-15 15:27 ` [PATCH v4 17/45] media: sun6i-csi: Rename sun6i_video to sun6i_csi_capture Paul Kocialkowski
2022-04-15 15:27 ` [PATCH v4 18/45] media: sun6i-csi: Add capture state using vsync for page flip Paul Kocialkowski
2022-04-15 15:27 ` [PATCH v4 19/45] media: sun6i-csi: Rework register definitions, invert misleading fields Paul Kocialkowski
2022-04-27 18:56 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 20/45] media: sun6i-csi: Add dimensions and format helpers to capture Paul Kocialkowski
2022-04-27 18:57 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 21/45] media: sun6i-csi: Implement address configuration without indirection Paul Kocialkowski
2022-04-27 19:16 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 22/45] media: sun6i-csi: Split stream sequences and irq code in capture Paul Kocialkowski
2022-04-27 19:19 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 23/45] media: sun6i-csi: Move power management to runtime pm " Paul Kocialkowski
2022-04-27 19:21 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 24/45] media: sun6i-csi: Move register configuration to capture Paul Kocialkowski
2022-04-27 19:25 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 25/45] media: sun6i-csi: Rework capture format management with helper Paul Kocialkowski
2022-04-27 19:28 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 26/45] media: sun6i-csi: Remove custom format helper and rework configure Paul Kocialkowski
2022-04-27 19:30 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 27/45] media: sun6i-csi: Add bridge dimensions and format helpers Paul Kocialkowski
2022-04-27 19:31 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 28/45] media: sun6i-csi: Get mbus code from bridge instead of storing it Paul Kocialkowski
2022-04-27 19:32 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 29/45] media: sun6i-csi: Tidy capture configure code Paul Kocialkowski
2022-04-27 19:35 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 30/45] media: sun6i-csi: Introduce bridge format structure, list and helper Paul Kocialkowski
2022-04-27 19:36 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 31/45] media: sun6i-csi: Introduce capture " Paul Kocialkowski
2022-04-27 19:38 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 32/45] media: sun6i-csi: Configure registers from format tables Paul Kocialkowski
2022-04-27 19:40 ` Jernej Škrabec
2022-04-15 15:27 ` [PATCH v4 33/45] media: sun6i-csi: Introduce format match structure, list and helper Paul Kocialkowski
2022-04-27 19:43 ` Jernej Škrabec
2022-04-15 15:28 ` [PATCH v4 34/45] media: sun6i-csi: Implement capture link validation with logic Paul Kocialkowski
2022-04-27 19:45 ` Jernej Škrabec
2022-04-15 15:28 ` [PATCH v4 35/45] media: sun6i-csi: Get bridge subdev directly in capture stream ops Paul Kocialkowski
2022-04-27 19:47 ` Jernej Škrabec
2022-04-15 15:28 ` [PATCH v4 36/45] media: sun6i-csi: Move hardware control to the bridge Paul Kocialkowski
2022-04-15 15:28 ` [PATCH v4 37/45] media: sun6i-csi: Rename the capture video device to sun6i-csi-capture Paul Kocialkowski
2022-04-27 19:50 ` Jernej Škrabec
2022-04-15 15:28 ` [PATCH v4 38/45] media: sun6i-csi: Cleanup headers and includes, update copyright lines Paul Kocialkowski
2022-04-27 19:52 ` Jernej Škrabec
2022-04-15 15:28 ` [PATCH v4 39/45] media: sun6i-csi: Add support for MIPI CSI-2 to the bridge code Paul Kocialkowski
2022-04-27 19:54 ` Jernej Škrabec
2022-04-15 15:28 ` [PATCH v4 40/45] media: sun6i-csi: Only configure capture when streaming Paul Kocialkowski
2022-04-27 19:56 ` Jernej Škrabec
2022-04-15 15:28 ` [PATCH v4 41/45] media: sun6i-csi: Add extra checks to the interrupt routine Paul Kocialkowski
2022-04-27 19:57 ` Jernej Škrabec
2022-04-15 15:28 ` [PATCH v4 42/45] media: sun6i-csi: Request a shared interrupt Paul Kocialkowski
2022-04-27 19:02 ` Jernej Škrabec
2022-04-15 15:28 ` [PATCH v4 43/45] media: sun6i-csi: Detect the availability of the ISP Paul Kocialkowski
2022-04-27 20:07 ` Jernej Škrabec
2022-04-28 7:55 ` Paul Kocialkowski
2022-04-28 8:09 ` Jernej Škrabec
2022-04-28 11:39 ` Paul Kocialkowski
2022-04-28 8:11 ` Maxime Ripard
2022-04-28 11:43 ` Paul Kocialkowski
2022-04-29 14:24 ` Maxime Ripard
2022-04-15 15:28 ` [PATCH v4 44/45] media: sun6i-csi: Add support for hooking to the isp devices Paul Kocialkowski
2022-04-15 15:28 ` [PATCH v4 45/45] MAINTAINERS: Add myself as sun6i-csi maintainer and rename/move entry Paul Kocialkowski
2022-04-27 20:01 ` Jernej Škrabec
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