Hi Vikas,
Some nitpicks inline
Subject: s/Complaint/Compliant
On 2 January 2013 18:47, Vikas C Sajjan <vikas.sajjan@xxxxxxxxxx> wrote:
> From: Vikas Sajjan <vikas.sajjan@xxxxxxxxxx>
>
Please add some description about this patch here.
> Signed-off-by: Vikas Sajjan <vikas.sajjan@xxxxxxxxxx>
> ---
> drivers/video/exynos/exynos_mipi_dsi.c | 46 ++++++++++++++++++-------
> drivers/video/exynos/exynos_mipi_dsi_common.c | 22 ++++++++----
> drivers/video/exynos/exynos_mipi_dsi_common.h | 12 +++----
> include/video/exynos_mipi_dsim.h | 5 ++-
> 4 files changed, 56 insertions(+), 29 deletions(-)
>
> diff --git a/drivers/video/exynos/exynos_mipi_dsi.c b/drivers/video/exynos/exynos_mipi_dsi.c
> index 07d70a3..88b2aa9 100644
> --- a/drivers/video/exynos/exynos_mipi_dsi.c
> +++ b/drivers/video/exynos/exynos_mipi_dsi.c
> @@ -32,14 +32,13 @@
> #include <linux/notifier.h>
> #include <linux/regulator/consumer.h>
> #include <linux/pm_runtime.h>
> -
> +#include <video/display.h>
> #include <video/exynos_mipi_dsim.h>
>
> #include <plat/fb.h>
>
> #include "exynos_mipi_dsi_common.h"
> #include "exynos_mipi_dsi_lowlevel.h"
> -
> struct mipi_dsim_ddi {
> int bus_id;
> struct list_head list;
> @@ -111,12 +110,13 @@ static void exynos_mipi_update_cfg(struct mipi_dsim_device *dsim)
> exynos_mipi_dsi_stand_by(dsim, 1);
> }
>
> -static int exynos_mipi_dsi_early_blank_mode(struct mipi_dsim_device *dsim,
> +static int exynos_mipi_dsi_early_blank_mode(struct video_source *video_source,
> int power)
> {
> + struct mipi_dsim_device *dsim = container_of(video_source,
> + struct mipi_dsim_device, video_source);
> struct mipi_dsim_lcd_driver *client_drv = dsim->dsim_lcd_drv;
> struct mipi_dsim_lcd_device *client_dev = dsim->dsim_lcd_dev;
> -
> switch (power) {
> case FB_BLANK_POWERDOWN:
> if (dsim->suspended)
> @@ -139,12 +139,13 @@ static int exynos_mipi_dsi_early_blank_mode(struct mipi_dsim_device *dsim,
> return 0;
> }
>
> -static int exynos_mipi_dsi_blank_mode(struct mipi_dsim_device *dsim, int power)
> +static int exynos_mipi_dsi_blank_mode(struct video_source *video_source, int power)
> {
> + struct mipi_dsim_device *dsim = container_of(video_source,
> + struct mipi_dsim_device, video_source);
> struct platform_device *pdev = to_platform_device(dsim->dev);
> struct mipi_dsim_lcd_driver *client_drv = dsim->dsim_lcd_drv;
> struct mipi_dsim_lcd_device *client_dev = dsim->dsim_lcd_dev;
> -
> switch (power) {
> case FB_BLANK_UNBLANK:
> if (!dsim->suspended)
> @@ -319,12 +320,19 @@ static struct mipi_dsim_ddi *exynos_mipi_dsi_bind_lcd_ddi(
> return NULL;
> }
>
> -/* define MIPI-DSI Master operations. */
> -static struct mipi_dsim_master_ops master_ops = {
> - .cmd_read = exynos_mipi_dsi_rd_data,
> - .cmd_write = exynos_mipi_dsi_wr_data,
> - .get_dsim_frame_done = exynos_mipi_dsi_get_frame_done_status,
> - .clear_dsim_frame_done = exynos_mipi_dsi_clear_frame_done,
>
+static void panel_dsi_release(struct video_source *src)
How about exynos_dsi_panel_release in line with other function names?
> +{
> + printk("dsi entity release\n");
Please use pr_* function here (instead of printk).
> +}
> +
> +static const struct common_video_source_ops dsi_common_ops = {
Some comments for this place holder would be good.
> +};
> +
> +static const struct dsi_video_source_ops exynos_dsi_ops = {
> + .dcs_read = exynos_mipi_dsi_rd_data,
> + .dcs_write = exynos_mipi_dsi_wr_data,
> + .get_frame_done = exynos_mipi_dsi_get_frame_done_status,
> + .clear_frame_done = exynos_mipi_dsi_clear_frame_done,
> .set_early_blank_mode = exynos_mipi_dsi_early_blank_mode,
> .set_blank_mode = exynos_mipi_dsi_blank_mode,
> };
> @@ -362,7 +370,6 @@ static int exynos_mipi_dsi_probe(struct platform_device *pdev)
> }
>
> dsim->dsim_config = dsim_config;
> - dsim->master_ops = &master_ops;
>
> mutex_init(&dsim->lock);
>
> @@ -463,6 +470,19 @@ static int exynos_mipi_dsi_probe(struct platform_device *pdev)
>
> dsim->suspended = false;
>
> + dsim->video_source.dev = &pdev->dev;
> + dsim->video_source.release = panel_dsi_release;
> + dsim->video_source.common_ops = &dsi_common_ops;
> + dsim->video_source.ops.dsi = &exynos_dsi_ops;
> + dsim->video_source.name = "exynos";
Can't we get this from pdev?
> +
> + ret = video_source_register(&dsim->video_source);
> + if (ret < 0) {
> + printk("dsi entity register failed\n");
Please use pr_* function here (instead of printk).
> + goto err_bind;
> + }
> + printk("dsi entity registered: %p\n", &dsim->video_source);
ditto.
> + return 0;
> done:
> platform_set_drvdata(pdev, dsim);
>
> diff --git a/drivers/video/exynos/exynos_mipi_dsi_common.c b/drivers/video/exynos/exynos_mipi_dsi_common.c
> index 3cd29a4..e59911e 100644
> --- a/drivers/video/exynos/exynos_mipi_dsi_common.c
> +++ b/drivers/video/exynos/exynos_mipi_dsi_common.c
> @@ -153,11 +153,12 @@ static void exynos_mipi_dsi_long_data_wr(struct mipi_dsim_device *dsim,
> }
> }
> }
> -
> -int exynos_mipi_dsi_wr_data(struct mipi_dsim_device *dsim, unsigned int data_id,
> - const unsigned char *data0, unsigned int data_size)
> +int exynos_mipi_dsi_wr_data(struct video_source *video_source, int data_id,
> + u8 *data0, size_t data_size)
> {
> unsigned int check_rx_ack = 0;
> + struct mipi_dsim_device *dsim = container_of(video_source,
> + struct mipi_dsim_device, video_source);
>
> if (dsim->state == DSIM_STATE_ULPS) {
> dev_err(dsim->dev, "state is ULPS.\n");
> @@ -340,12 +341,14 @@ static unsigned int exynos_mipi_dsi_response_size(unsigned int req_size)
> }
> }
>
> -int exynos_mipi_dsi_rd_data(struct mipi_dsim_device *dsim, unsigned int data_id,
> - unsigned int data0, unsigned int req_size, u8 *rx_buf)
> +int exynos_mipi_dsi_rd_data(struct video_source *video_source, int data_id,
> + u8 data0, u8 *rx_buf,size_t req_size)
> {
> unsigned int rx_data, rcv_pkt, i;
> u8 response = 0;
> u16 rxsize;
> + struct mipi_dsim_device *dsim = container_of(video_source,
> + struct mipi_dsim_device, video_source);
>
> if (dsim->state == DSIM_STATE_ULPS) {
> dev_err(dsim->dev, "state is ULPS.\n");
> @@ -843,13 +846,18 @@ int exynos_mipi_dsi_set_data_transfer_mode(struct mipi_dsim_device *dsim,
> return 0;
> }
>
> -int exynos_mipi_dsi_get_frame_done_status(struct mipi_dsim_device *dsim)
> +int exynos_mipi_dsi_get_frame_done_status(struct video_source *video_source)
> {
> + struct mipi_dsim_device *dsim = container_of(video_source,
> + struct mipi_dsim_device, video_source);
> +
> return _exynos_mipi_dsi_get_frame_done_status(dsim);
> }
>
> -int exynos_mipi_dsi_clear_frame_done(struct mipi_dsim_device *dsim)
> +int exynos_mipi_dsi_clear_frame_done(struct video_source *video_source)
> {
> + struct mipi_dsim_device *dsim = container_of(video_source,
> + struct mipi_dsim_device, video_source);
> _exynos_mipi_dsi_clear_frame_done(dsim);
>
> return 0;
> diff --git a/drivers/video/exynos/exynos_mipi_dsi_common.h b/drivers/video/exynos/exynos_mipi_dsi_common.h
> index 4125522..cd89154 100644
> --- a/drivers/video/exynos/exynos_mipi_dsi_common.h
> +++ b/drivers/video/exynos/exynos_mipi_dsi_common.h
> @@ -18,10 +18,10 @@
> static DECLARE_COMPLETION(dsim_rd_comp);
> static DECLARE_COMPLETION(dsim_wr_comp);
>
> -int exynos_mipi_dsi_wr_data(struct mipi_dsim_device *dsim, unsigned int data_id,
> - const unsigned char *data0, unsigned int data_size);
> -int exynos_mipi_dsi_rd_data(struct mipi_dsim_device *dsim, unsigned int data_id,
> - unsigned int data0, unsigned int req_size, u8 *rx_buf);
> +int exynos_mipi_dsi_rd_data(struct video_source *video_source, int data_id,
> + u8 data0, u8 *rx_buf,size_t req_size);
> +int exynos_mipi_dsi_wr_data(struct video_source *video_source, int data_id,
> + u8 *data0, size_t data_size);
> irqreturn_t exynos_mipi_dsi_interrupt_handler(int irq, void *dev_id);
> void exynos_mipi_dsi_init_interrupt(struct mipi_dsim_device *dsim);
> int exynos_mipi_dsi_init_dsim(struct mipi_dsim_device *dsim);
> @@ -35,8 +35,8 @@ int exynos_mipi_dsi_set_data_transfer_mode(struct mipi_dsim_device *dsim,
> unsigned int mode);
> int exynos_mipi_dsi_enable_frame_done_int(struct mipi_dsim_device *dsim,
> unsigned int enable);
> -int exynos_mipi_dsi_get_frame_done_status(struct mipi_dsim_device *dsim);
> -int exynos_mipi_dsi_clear_frame_done(struct mipi_dsim_device *dsim);
> +int exynos_mipi_dsi_get_frame_done_status(struct video_source *video_source);
> +int exynos_mipi_dsi_clear_frame_done(struct video_source *video_source);
>
> extern struct fb_info *registered_fb[FB_MAX] __read_mostly;
>
> diff --git a/include/video/exynos_mipi_dsim.h b/include/video/exynos_mipi_dsim.h
> index 83ce5e6..e50438e 100644
> --- a/include/video/exynos_mipi_dsim.h
> +++ b/include/video/exynos_mipi_dsim.h
> @@ -17,7 +17,7 @@
>
> #include <linux/device.h>
> #include <linux/fb.h>
> -
> +#include <video/display.h>
> #define PANEL_NAME_SIZE (32)
>
> /*
> @@ -225,9 +225,8 @@ struct mipi_dsim_device {
> unsigned int irq;
> void __iomem *reg_base;
> struct mutex lock;
> -
> + struct video_source video_source;
> struct mipi_dsim_config *dsim_config;
> - struct mipi_dsim_master_ops *master_ops;
> struct mipi_dsim_lcd_device *dsim_lcd_dev;
> struct mipi_dsim_lcd_driver *dsim_lcd_drv;
>
> --
> 1.7.9.5
>
> --
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--
With warm regards,
Sachin
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