From b6705157b2db521ec7ff3b3ac205230f231798a6 Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Tue, 14 Feb 2017 22:31:51 +0100 Subject: drm/rockchip: add extcon dependency for DP The newly added DP driver links against the extcon core, which fails when extcon is a module and this driver is not: drivers/gpu/drm/rockchip/cdn-dp-core.o: In function `cdn_dp_get_port_lanes': cdn-dp-core.c:(.text.cdn_dp_get_port_lanes+0x24): undefined reference to `extcon_get_state' cdn-dp-core.c:(.text.cdn_dp_get_port_lanes+0x44): undefined reference to `extcon_get_property' Let's make Kconfig enforce correct behavior with a dependency. Fixes: 1a0f7ed3abe2 ("drm/rockchip: cdn-dp: add cdn DP support for rk3399") Signed-off-by: Arnd Bergmann Reviewed-by: Guenter Roeck Acked-by: Mark Yao Signed-off-by: Sean Paul Link: http://patchwork.freedesktop.org/patch/msgid/20170214213215.2888509-1-arnd@arndb.de --- drivers/gpu/drm/rockchip/Kconfig | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/gpu/drm/rockchip') diff --git a/drivers/gpu/drm/rockchip/Kconfig b/drivers/gpu/drm/rockchip/Kconfig index ad31b3eb408f..0e4eb845cbb0 100644 --- a/drivers/gpu/drm/rockchip/Kconfig +++ b/drivers/gpu/drm/rockchip/Kconfig @@ -24,6 +24,7 @@ config ROCKCHIP_ANALOGIX_DP config ROCKCHIP_CDN_DP tristate "Rockchip cdn DP" depends on DRM_ROCKCHIP + depends on EXTCON select SND_SOC_HDMI_CODEC if SND_SOC help This selects support for Rockchip SoC specific extensions -- cgit From efe0220fc2d2cc1cbd6c663dd3d652ac2b9afd1a Mon Sep 17 00:00:00 2001 From: Christophe JAILLET Date: Mon, 20 Feb 2017 08:08:15 +0100 Subject: drm/rockchip: cdn-dp: Fix error handling It is likely that both 'clk_disable_unprepare()' should be called if 'pm_runtime_get_sync()' fails. Add a new label for that, because 'err_set_rate' is not meaningful in this case. Add a missing call to 'pm_runtime_put()'. Fixes: 1a0f7ed3abe2 ("drm/rockchip: cdn-dp: add cdn DP support for rk3399") Signed-off-by: Christophe JAILLET Acked-by: Mark Yao Signed-off-by: Sean Paul Link: http://patchwork.freedesktop.org/patch/msgid/20170220070815.23096-1-christophe.jaillet@wanadoo.fr --- drivers/gpu/drm/rockchip/cdn-dp-core.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/rockchip') diff --git a/drivers/gpu/drm/rockchip/cdn-dp-core.c b/drivers/gpu/drm/rockchip/cdn-dp-core.c index 9ab67a670885..fd79a70b8552 100644 --- a/drivers/gpu/drm/rockchip/cdn-dp-core.c +++ b/drivers/gpu/drm/rockchip/cdn-dp-core.c @@ -111,7 +111,7 @@ static int cdn_dp_clk_enable(struct cdn_dp_device *dp) ret = pm_runtime_get_sync(dp->dev); if (ret < 0) { DRM_DEV_ERROR(dp->dev, "cannot get pm runtime %d\n", ret); - goto err_pclk; + goto err_pm_runtime_get; } reset_control_assert(dp->core_rst); @@ -133,6 +133,8 @@ static int cdn_dp_clk_enable(struct cdn_dp_device *dp) return 0; err_set_rate: + pm_runtime_put(dp->dev); +err_pm_runtime_get: clk_disable_unprepare(dp->core_clk); err_core_clk: clk_disable_unprepare(dp->pclk); -- cgit