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authorJakub Kicinski <kuba@kernel.org>2022-02-03 17:36:16 -0800
committerJakub Kicinski <kuba@kernel.org>2022-02-03 17:36:16 -0800
commitc59400a68c53374179cdc5f99fa77afbd092dcf8 (patch)
treec5e17286fa5b7867a5290a975cca3bc5759d510e /drivers/video/fbdev/hyperv_fb.c
parentMerge branch 'dsa-mv88e6xxx-phylink_generic_validate' (diff)
parentgcc-plugins/stackleak: Use noinstr in favor of notrace (diff)
downloadlinux-dev-c59400a68c53374179cdc5f99fa77afbd092dcf8.tar.xz
linux-dev-c59400a68c53374179cdc5f99fa77afbd092dcf8.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
No conflicts. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/video/fbdev/hyperv_fb.c')
-rw-r--r--drivers/video/fbdev/hyperv_fb.c16
1 files changed, 3 insertions, 13 deletions
diff --git a/drivers/video/fbdev/hyperv_fb.c b/drivers/video/fbdev/hyperv_fb.c
index 23999df52739..c8e0ea27caf1 100644
--- a/drivers/video/fbdev/hyperv_fb.c
+++ b/drivers/video/fbdev/hyperv_fb.c
@@ -287,8 +287,6 @@ struct hvfb_par {
static uint screen_width = HVFB_WIDTH;
static uint screen_height = HVFB_HEIGHT;
-static uint screen_width_max = HVFB_WIDTH;
-static uint screen_height_max = HVFB_HEIGHT;
static uint screen_depth;
static uint screen_fb_size;
static uint dio_fb_size; /* FB size for deferred IO */
@@ -582,7 +580,6 @@ static int synthvid_get_supported_resolution(struct hv_device *hdev)
int ret = 0;
unsigned long t;
u8 index;
- int i;
memset(msg, 0, sizeof(struct synthvid_msg));
msg->vid_hdr.type = SYNTHVID_RESOLUTION_REQUEST;
@@ -613,13 +610,6 @@ static int synthvid_get_supported_resolution(struct hv_device *hdev)
goto out;
}
- for (i = 0; i < msg->resolution_resp.resolution_count; i++) {
- screen_width_max = max_t(unsigned int, screen_width_max,
- msg->resolution_resp.supported_resolution[i].width);
- screen_height_max = max_t(unsigned int, screen_height_max,
- msg->resolution_resp.supported_resolution[i].height);
- }
-
screen_width =
msg->resolution_resp.supported_resolution[index].width;
screen_height =
@@ -941,7 +931,7 @@ static void hvfb_get_option(struct fb_info *info)
if (x < HVFB_WIDTH_MIN || y < HVFB_HEIGHT_MIN ||
(synthvid_ver_ge(par->synthvid_version, SYNTHVID_VERSION_WIN10) &&
- (x > screen_width_max || y > screen_height_max)) ||
+ (x * y * screen_depth / 8 > screen_fb_size)) ||
(par->synthvid_version == SYNTHVID_VERSION_WIN8 &&
x * y * screen_depth / 8 > SYNTHVID_FB_SIZE_WIN8) ||
(par->synthvid_version == SYNTHVID_VERSION_WIN7 &&
@@ -1194,8 +1184,8 @@ static int hvfb_probe(struct hv_device *hdev,
}
hvfb_get_option(info);
- pr_info("Screen resolution: %dx%d, Color depth: %d\n",
- screen_width, screen_height, screen_depth);
+ pr_info("Screen resolution: %dx%d, Color depth: %d, Frame buffer size: %d\n",
+ screen_width, screen_height, screen_depth, screen_fb_size);
ret = hvfb_getmem(hdev, info);
if (ret) {