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drm/client: Remove pitch from struct drm_client_buffer

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Only the client-buffer setup uses the pitch field from struct
drm_client_buffer. Remove the field and pass the value among setup
helpers.

Clients that need the pitch should rather look at the framebuffer's
pitches[0] directly.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com>
Tested-by: Francesco Valla <francesco@valla.it>
Link: https://patch.msgid.link/20251027121042.143588-2-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann
2025-10-27 13:09:12 +01:00
parent e4d82d7e90
commit dce4657ff5
2 changed files with 7 additions and 12 deletions
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14
drivers/gpu/drm/drm_client.c
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@@ -188,7 +188,7 @@ static void drm_client_buffer_delete(struct drm_client_buffer *buffer)
static struct drm_client_buffer *
drm_client_buffer_create(struct drm_client_dev *client, u32 width, u32 height,
u32 format, u32 *handle)
u32 format, u32 *handle, u32 *pitch)
{
const struct drm_format_info *info = drm_format_info(format);
struct drm_mode_create_dumb dumb_args = { };
@@ -216,9 +216,9 @@ drm_client_buffer_create(struct drm_client_dev *client, u32 width, u32 height,
goto err_delete;
}
buffer->pitch = dumb_args.pitch;
buffer->gem = obj;
*handle = dumb_args.handle;
*pitch = dumb_args.pitch;
return buffer;
@@ -353,7 +353,7 @@ static void drm_client_buffer_rmfb(struct drm_client_buffer *buffer)
static int drm_client_buffer_addfb(struct drm_client_buffer *buffer,
u32 width, u32 height, u32 format,
u32 handle)
u32 handle, u32 pitch)
{
struct drm_client_dev *client = buffer->client;
struct drm_mode_fb_cmd2 fb_req = { };
@@ -363,7 +363,7 @@ static int drm_client_buffer_addfb(struct drm_client_buffer *buffer,
fb_req.height = height;
fb_req.pixel_format = format;
fb_req.handles[0] = handle;
fb_req.pitches[0] = buffer->pitch;
fb_req.pitches[0] = pitch;
ret = drm_mode_addfb2(client->dev, &fb_req, client->file);
if (ret)
@@ -399,15 +399,15 @@ struct drm_client_buffer *
drm_client_framebuffer_create(struct drm_client_dev *client, u32 width, u32 height, u32 format)
{
struct drm_client_buffer *buffer;
u32 handle;
u32 handle, pitch;
int ret;
buffer = drm_client_buffer_create(client, width, height, format,
&handle);
&handle, &pitch);
if (IS_ERR(buffer))
return buffer;
ret = drm_client_buffer_addfb(buffer, width, height, format, handle);
ret = drm_client_buffer_addfb(buffer, width, height, format, handle, pitch);
/*
* The handle is only needed for creating the framebuffer, destroy it