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authorGerd Hoffmann <kraxel@redhat.com>2017-03-01 11:12:31 +0100
committerGerd Hoffmann <kraxel@redhat.com>2017-03-07 07:09:13 +0100
commitecefd94e8bde7de4f03d6fc874378d826537df7b (patch)
treecfc218ff3615f814b9c05bbc3ea07f01ce3ae673 /drivers/gpu/drm/qxl
parentdrm: qxl: Don't alloc fbdev if emulation is not supported (diff)
downloadlinux-dev-ecefd94e8bde7de4f03d6fc874378d826537df7b.tar.xz
linux-dev-ecefd94e8bde7de4f03d6fc874378d826537df7b.zip
qxl: drop mode_info.modes & related code.
very old qxl hardware revisions (predating qxl ksm support by a few years) supported a fixed list of video modes only. The list is still provided by the virtual hardware, for backward compatibility reasons. The qxl kms driver never ever looks at it, except for dumping it to the kernel log at load time in case debug logging is enabled. Drop that pointless code. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Reviewed-by: Gabriel Krisman Bertazi <krisman@collabora.co.uk> Link: http://patchwork.freedesktop.org/patch/msgid/1488363154-6889-2-git-send-email-kraxel@redhat.com
Diffstat (limited to 'drivers/gpu/drm/qxl')
-rw-r--r--drivers/gpu/drm/qxl/qxl_drv.h2
-rw-r--r--drivers/gpu/drm/qxl/qxl_kms.c22
2 files changed, 0 insertions, 24 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h
index c0481706e4b0..b43320fe5da5 100644
--- a/drivers/gpu/drm/qxl/qxl_drv.h
+++ b/drivers/gpu/drm/qxl/qxl_drv.h
@@ -160,8 +160,6 @@ struct qxl_mman {
};
struct qxl_mode_info {
- int num_modes;
- struct qxl_mode *modes;
bool mode_config_initialized;
/* pointer to fbdev info structure */
diff --git a/drivers/gpu/drm/qxl/qxl_kms.c b/drivers/gpu/drm/qxl/qxl_kms.c
index 2b1e1f3c825d..a9a741cda403 100644
--- a/drivers/gpu/drm/qxl/qxl_kms.c
+++ b/drivers/gpu/drm/qxl/qxl_kms.c
@@ -31,19 +31,9 @@
int qxl_log_level;
-static void qxl_dump_mode(struct qxl_device *qdev, void *p)
-{
- struct qxl_mode *m = p;
- DRM_DEBUG_KMS("%d: %dx%d %d bits, stride %d, %dmm x %dmm, orientation %d\n",
- m->id, m->x_res, m->y_res, m->bits, m->stride, m->x_mili,
- m->y_mili, m->orientation);
-}
-
static bool qxl_check_device(struct qxl_device *qdev)
{
struct qxl_rom *rom = qdev->rom;
- int mode_offset;
- int i;
if (rom->magic != 0x4f525851) {
DRM_ERROR("bad rom signature %x\n", rom->magic);
@@ -53,8 +43,6 @@ static bool qxl_check_device(struct qxl_device *qdev)
DRM_INFO("Device Version %d.%d\n", rom->id, rom->update_id);
DRM_INFO("Compression level %d log level %d\n", rom->compression_level,
rom->log_level);
- DRM_INFO("Currently using mode #%d, list at 0x%x\n",
- rom->mode, rom->modes_offset);
DRM_INFO("%d io pages at offset 0x%x\n",
rom->num_io_pages, rom->pages_offset);
DRM_INFO("%d byte draw area at offset 0x%x\n",
@@ -62,14 +50,6 @@ static bool qxl_check_device(struct qxl_device *qdev)
qdev->vram_size = rom->surface0_area_size;
DRM_INFO("RAM header offset: 0x%x\n", rom->ram_header_offset);
-
- mode_offset = rom->modes_offset / 4;
- qdev->mode_info.num_modes = ((u32 *)rom)[mode_offset];
- DRM_INFO("rom modes offset 0x%x for %d modes\n", rom->modes_offset,
- qdev->mode_info.num_modes);
- qdev->mode_info.modes = (void *)((uint32_t *)rom + mode_offset + 1);
- for (i = 0; i < qdev->mode_info.num_modes; i++)
- qxl_dump_mode(qdev, qdev->mode_info.modes + i);
return true;
}
@@ -282,7 +262,5 @@ void qxl_device_fini(struct qxl_device *qdev)
iounmap(qdev->ram_header);
iounmap(qdev->rom);
qdev->rom = NULL;
- qdev->mode_info.modes = NULL;
- qdev->mode_info.num_modes = 0;
qxl_debugfs_remove_files(qdev);
}