Re: [PATCH 06/15] drm/tegra: cleanup: drm_modeset_lock_all() --> DRM_MODESET_LOCK_ALL_BEGIN()
From: Sean Paul <sean@poorly.run>
Date: 2021-09-17 15:38:12
Also in:
amd-gfx, dri-devel, intel-gfx, linux-arm-msm, linux-renesas-soc, linux-tegra, lkml, nouveau
On Thu, Sep 16, 2021 at 11:15:43PM +0200, Fernando Ramos wrote:
quoted hunk ↗ jump to hunk
As requested in Documentation/gpu/todo.rst, replace driver calls to drm_modeset_lock_all() with DRM_MODESET_LOCK_ALL_BEGIN() and DRM_MODESET_LOCK_ALL_END() Signed-off-by: Fernando Ramos <redacted> --- drivers/gpu/drm/tegra/dsi.c | 6 ++++-- drivers/gpu/drm/tegra/hdmi.c | 5 +++-- drivers/gpu/drm/tegra/sor.c | 10 ++++++---- 3 files changed, 13 insertions(+), 8 deletions(-)diff --git a/drivers/gpu/drm/tegra/dsi.c b/drivers/gpu/drm/tegra/dsi.c index f46d377f0c30..77a496f6a2e9 100644 --- a/drivers/gpu/drm/tegra/dsi.c +++ b/drivers/gpu/drm/tegra/dsi.c@@ -202,10 +202,12 @@ static int tegra_dsi_show_regs(struct seq_file *s, void *data) struct tegra_dsi *dsi = node->info_ent->data; struct drm_crtc *crtc = dsi->output.encoder.crtc; struct drm_device *drm = node->minor->dev; + struct drm_modeset_acquire_ctx ctx; unsigned int i; int err = 0; + int ret;
You can use err here instead. With that fixed, Reviewed-by: Sean Paul <sean@poorly.run>
quoted hunk ↗ jump to hunk
- drm_modeset_lock_all(drm); + DRM_MODESET_LOCK_ALL_BEGIN(drm, ctx, 0, ret); if (!crtc || !crtc->state->active) { err = -EBUSY;@@ -220,7 +222,7 @@ static int tegra_dsi_show_regs(struct seq_file *s, void *data) } unlock: - drm_modeset_unlock_all(drm); + DRM_MODESET_LOCK_ALL_END(drm, ctx, ret); return err; }diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c index e5d2a4026028..669a2ebb55ae 100644 --- a/drivers/gpu/drm/tegra/hdmi.c +++ b/drivers/gpu/drm/tegra/hdmi.c@@ -1031,10 +1031,11 @@ static int tegra_hdmi_show_regs(struct seq_file *s, void *data) struct tegra_hdmi *hdmi = node->info_ent->data; struct drm_crtc *crtc = hdmi->output.encoder.crtc; struct drm_device *drm = node->minor->dev; + struct drm_modeset_acquire_ctx ctx; unsigned int i; int err = 0; - drm_modeset_lock_all(drm); + DRM_MODESET_LOCK_ALL_BEGIN(drm, ctx, 0, err); if (!crtc || !crtc->state->active) { err = -EBUSY;@@ -1049,7 +1050,7 @@ static int tegra_hdmi_show_regs(struct seq_file *s, void *data) } unlock: - drm_modeset_unlock_all(drm); + DRM_MODESET_LOCK_ALL_END(drm, ctx, err); return err; }diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c index 0ea320c1092b..323d95eb0cac 100644 --- a/drivers/gpu/drm/tegra/sor.c +++ b/drivers/gpu/drm/tegra/sor.c@@ -1490,10 +1490,11 @@ static int tegra_sor_show_crc(struct seq_file *s, void *data) struct tegra_sor *sor = node->info_ent->data; struct drm_crtc *crtc = sor->output.encoder.crtc; struct drm_device *drm = node->minor->dev; + struct drm_modeset_acquire_ctx ctx; int err = 0; u32 value; - drm_modeset_lock_all(drm); + DRM_MODESET_LOCK_ALL_BEGIN(drm, ctx, 0, err); if (!crtc || !crtc->state->active) { err = -EBUSY;@@ -1522,7 +1523,7 @@ static int tegra_sor_show_crc(struct seq_file *s, void *data) seq_printf(s, "%08x\n", value); unlock: - drm_modeset_unlock_all(drm); + DRM_MODESET_LOCK_ALL_END(drm, ctx, err); return err; }@@ -1652,10 +1653,11 @@ static int tegra_sor_show_regs(struct seq_file *s, void *data) struct tegra_sor *sor = node->info_ent->data; struct drm_crtc *crtc = sor->output.encoder.crtc; struct drm_device *drm = node->minor->dev; + struct drm_modeset_acquire_ctx ctx; unsigned int i; int err = 0; - drm_modeset_lock_all(drm); + DRM_MODESET_LOCK_ALL_BEGIN(drm, ctx, 0, err); if (!crtc || !crtc->state->active) { err = -EBUSY;@@ -1670,7 +1672,7 @@ static int tegra_sor_show_regs(struct seq_file *s, void *data) } unlock: - drm_modeset_unlock_all(drm); + DRM_MODESET_LOCK_ALL_END(drm, ctx, err); return err; }-- 2.33.0
-- Sean Paul, Software Engineer, Google / Chromium OS