Re: [PATCH v3 07/10] drm/bridge: analogix_dp: passing the connector as an argument in .get_modes()

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On 06/15/2016 12:28 AM, Daniel Vetter wrote:
On Tue, Jun 14, 2016 at 06:26:56PM +0200, Daniel Vetter wrote:
On Tue, Jun 14, 2016 at 07:46:29PM +0800, Yakir Yang wrote:
It's better to pass the connector to platform driver in .get_modes()
callback, just like what the .get_modes() helper function designed.

Signed-off-by: Yakir Yang <ykk@xxxxxxxxxxxxxx>
Also please drop the analogix prefix from the subject, this is for all
drm_bridge drivers.
Ok, strike all my comments, I was blind and didn't realize that this was a
private interface for only rockchip/exynos.

:)

-Daniel

-Daniel

---
Changes in v3:
- Avoid to change any internal driver state in .mode_valid interface. (Tomasz, reviewed at Google Gerrit)
     [https://chromium-review.googlesource.com/#/c/346318/10/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c@113]

Changes in v2: None

  drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 2 +-
  drivers/gpu/drm/exynos/exynos_dp.c                 | 4 ++--
  include/drm/bridge/analogix_dp.h                   | 3 ++-
  3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
index 4a1b3b8..1a890fa 100644
--- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
@@ -938,7 +938,7 @@ int analogix_dp_get_modes(struct drm_connector *connector)
  		num_modes += drm_panel_get_modes(dp->plat_data->panel);
if (dp->plat_data->get_modes)
-		num_modes += dp->plat_data->get_modes(dp->plat_data);
+		num_modes += dp->plat_data->get_modes(dp->plat_data, connector);
return num_modes;
  }
diff --git a/drivers/gpu/drm/exynos/exynos_dp.c b/drivers/gpu/drm/exynos/exynos_dp.c
index 468498e..8a555ed 100644
--- a/drivers/gpu/drm/exynos/exynos_dp.c
+++ b/drivers/gpu/drm/exynos/exynos_dp.c
@@ -67,10 +67,10 @@ static int exynos_dp_poweroff(struct analogix_dp_plat_data *plat_data)
  	return exynos_dp_crtc_clock_enable(plat_data, false);
  }
-static int exynos_dp_get_modes(struct analogix_dp_plat_data *plat_data)
+static int exynos_dp_get_modes(struct analogix_dp_plat_data *plat_data,
+			       struct drm_connector *connector)
  {
  	struct exynos_dp_device *dp = to_dp(plat_data);
-	struct drm_connector *connector = &dp->connector;
  	struct drm_display_mode *mode;
  	int num_modes = 0;
diff --git a/include/drm/bridge/analogix_dp.h b/include/drm/bridge/analogix_dp.h
index 82b8135..181db09 100644
--- a/include/drm/bridge/analogix_dp.h
+++ b/include/drm/bridge/analogix_dp.h
@@ -34,7 +34,8 @@ struct analogix_dp_plat_data {
  	int (*power_off)(struct analogix_dp_plat_data *);
  	int (*attach)(struct analogix_dp_plat_data *, struct drm_bridge *,
  		      struct drm_connector *);
-	int (*get_modes)(struct analogix_dp_plat_data *);
+	int (*get_modes)(struct analogix_dp_plat_data *,
+			 struct drm_connector *);
  };
int analogix_dp_resume(struct device *dev);
--
1.9.1


--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch


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