]> git.ipfire.org Git - thirdparty/kernel/stable-queue.git/commitdiff
5.3-stable patches
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 21 Nov 2019 21:36:21 +0000 (22:36 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 21 Nov 2019 21:36:21 +0000 (22:36 +0100)
added patches:
fbdev-ditch-fb_edid_add_monspecs.patch

queue-5.3/fbdev-ditch-fb_edid_add_monspecs.patch [new file with mode: 0644]
queue-5.3/series

diff --git a/queue-5.3/fbdev-ditch-fb_edid_add_monspecs.patch b/queue-5.3/fbdev-ditch-fb_edid_add_monspecs.patch
new file mode 100644 (file)
index 0000000..f691c93
--- /dev/null
@@ -0,0 +1,238 @@
+From 3b8720e63f4a1fc6f422a49ecbaa3b59c86d5aaf Mon Sep 17 00:00:00 2001
+From: Daniel Vetter <daniel.vetter@ffwll.ch>
+Date: Sun, 21 Jul 2019 22:19:56 +0200
+Subject: fbdev: Ditch fb_edid_add_monspecs
+
+From: Daniel Vetter <daniel.vetter@ffwll.ch>
+
+commit 3b8720e63f4a1fc6f422a49ecbaa3b59c86d5aaf upstream.
+
+It's dead code ever since
+
+commit 34280340b1dc74c521e636f45cd728f9abf56ee2
+Author: Geert Uytterhoeven <geert+renesas@glider.be>
+Date:   Fri Dec 4 17:01:43 2015 +0100
+
+    fbdev: Remove unused SH-Mobile HDMI driver
+
+Also with this gone we can remove the cea_modes db. This entire thing
+is massively incomplete anyway, compared to the CEA parsing that
+drm_edid.c does.
+
+Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
+Cc: Tavis Ormandy <taviso@gmail.com>
+Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
+Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
+Link: https://patchwork.freedesktop.org/patch/msgid/20190721201956.941-1-daniel.vetter@ffwll.ch
+Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+
+---
+ drivers/video/fbdev/core/fbmon.c  |   96 --------------------------------------
+ drivers/video/fbdev/core/modedb.c |   57 ----------------------
+ include/linux/fb.h                |    3 -
+ 3 files changed, 156 deletions(-)
+
+--- a/drivers/video/fbdev/core/fbmon.c
++++ b/drivers/video/fbdev/core/fbmon.c
+@@ -999,98 +999,6 @@ void fb_edid_to_monspecs(unsigned char *
+       DPRINTK("========================================\n");
+ }
+-/**
+- * fb_edid_add_monspecs() - add monitor video modes from E-EDID data
+- * @edid:     128 byte array with an E-EDID block
+- * @spacs:    monitor specs to be extended
+- */
+-void fb_edid_add_monspecs(unsigned char *edid, struct fb_monspecs *specs)
+-{
+-      unsigned char *block;
+-      struct fb_videomode *m;
+-      int num = 0, i;
+-      u8 svd[64], edt[(128 - 4) / DETAILED_TIMING_DESCRIPTION_SIZE];
+-      u8 pos = 4, svd_n = 0;
+-
+-      if (!edid)
+-              return;
+-
+-      if (!edid_checksum(edid))
+-              return;
+-
+-      if (edid[0] != 0x2 ||
+-          edid[2] < 4 || edid[2] > 128 - DETAILED_TIMING_DESCRIPTION_SIZE)
+-              return;
+-
+-      DPRINTK("  Short Video Descriptors\n");
+-
+-      while (pos < edid[2]) {
+-              u8 len = edid[pos] & 0x1f, type = (edid[pos] >> 5) & 7;
+-              pr_debug("Data block %u of %u bytes\n", type, len);
+-              if (type == 2) {
+-                      for (i = pos; i < pos + len; i++) {
+-                              u8 idx = edid[pos + i] & 0x7f;
+-                              svd[svd_n++] = idx;
+-                              pr_debug("N%sative mode #%d\n",
+-                                       edid[pos + i] & 0x80 ? "" : "on-n", idx);
+-                      }
+-              } else if (type == 3 && len >= 3) {
+-                      /* Check Vendor Specific Data Block.  For HDMI,
+-                         it is always 00-0C-03 for HDMI Licensing, LLC. */
+-                      if (edid[pos + 1] == 3 && edid[pos + 2] == 0xc &&
+-                          edid[pos + 3] == 0)
+-                              specs->misc |= FB_MISC_HDMI;
+-              }
+-              pos += len + 1;
+-      }
+-
+-      block = edid + edid[2];
+-
+-      DPRINTK("  Extended Detailed Timings\n");
+-
+-      for (i = 0; i < (128 - edid[2]) / DETAILED_TIMING_DESCRIPTION_SIZE;
+-           i++, block += DETAILED_TIMING_DESCRIPTION_SIZE)
+-              if (PIXEL_CLOCK != 0)
+-                      edt[num++] = block - edid;
+-
+-      /* Yikes, EDID data is totally useless */
+-      if (!(num + svd_n))
+-              return;
+-
+-      m = kcalloc(specs->modedb_len + num + svd_n,
+-                  sizeof(struct fb_videomode),
+-                  GFP_KERNEL);
+-
+-      if (!m)
+-              return;
+-
+-      memcpy(m, specs->modedb, specs->modedb_len * sizeof(struct fb_videomode));
+-
+-      for (i = specs->modedb_len; i < specs->modedb_len + num; i++) {
+-              get_detailed_timing(edid + edt[i - specs->modedb_len], &m[i]);
+-              if (i == specs->modedb_len)
+-                      m[i].flag |= FB_MODE_IS_FIRST;
+-              pr_debug("Adding %ux%u@%u\n", m[i].xres, m[i].yres, m[i].refresh);
+-      }
+-
+-      for (i = specs->modedb_len + num; i < specs->modedb_len + num + svd_n; i++) {
+-              int idx = svd[i - specs->modedb_len - num];
+-              if (!idx || idx >= ARRAY_SIZE(cea_modes)) {
+-                      pr_warn("Reserved SVD code %d\n", idx);
+-              } else if (!cea_modes[idx].xres) {
+-                      pr_warn("Unimplemented SVD code %d\n", idx);
+-              } else {
+-                      memcpy(&m[i], cea_modes + idx, sizeof(m[i]));
+-                      pr_debug("Adding SVD #%d: %ux%u@%u\n", idx,
+-                               m[i].xres, m[i].yres, m[i].refresh);
+-              }
+-      }
+-
+-      kfree(specs->modedb);
+-      specs->modedb = m;
+-      specs->modedb_len = specs->modedb_len + num + svd_n;
+-}
+-
+ /*
+  * VESA Generalized Timing Formula (GTF)
+  */
+@@ -1500,9 +1408,6 @@ int fb_parse_edid(unsigned char *edid, s
+ void fb_edid_to_monspecs(unsigned char *edid, struct fb_monspecs *specs)
+ {
+ }
+-void fb_edid_add_monspecs(unsigned char *edid, struct fb_monspecs *specs)
+-{
+-}
+ void fb_destroy_modedb(struct fb_videomode *modedb)
+ {
+ }
+@@ -1610,7 +1515,6 @@ EXPORT_SYMBOL(fb_firmware_edid);
+ EXPORT_SYMBOL(fb_parse_edid);
+ EXPORT_SYMBOL(fb_edid_to_monspecs);
+-EXPORT_SYMBOL(fb_edid_add_monspecs);
+ EXPORT_SYMBOL(fb_get_mode);
+ EXPORT_SYMBOL(fb_validate_mode);
+ EXPORT_SYMBOL(fb_destroy_modedb);
+--- a/drivers/video/fbdev/core/modedb.c
++++ b/drivers/video/fbdev/core/modedb.c
+@@ -289,63 +289,6 @@ static const struct fb_videomode modedb[
+ };
+ #ifdef CONFIG_FB_MODE_HELPERS
+-const struct fb_videomode cea_modes[65] = {
+-      /* #1: 640x480p@59.94/60Hz */
+-      [1] = {
+-              NULL, 60, 640, 480, 39722, 48, 16, 33, 10, 96, 2, 0,
+-              FB_VMODE_NONINTERLACED, 0,
+-      },
+-      /* #3: 720x480p@59.94/60Hz */
+-      [3] = {
+-              NULL, 60, 720, 480, 37037, 60, 16, 30, 9, 62, 6, 0,
+-              FB_VMODE_NONINTERLACED, 0,
+-      },
+-      /* #5: 1920x1080i@59.94/60Hz */
+-      [5] = {
+-              NULL, 60, 1920, 1080, 13763, 148, 88, 15, 2, 44, 5,
+-              FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+-              FB_VMODE_INTERLACED, 0,
+-      },
+-      /* #7: 720(1440)x480iH@59.94/60Hz */
+-      [7] = {
+-              NULL, 60, 1440, 480, 18554/*37108*/, 114, 38, 15, 4, 124, 3, 0,
+-              FB_VMODE_INTERLACED, 0,
+-      },
+-      /* #9: 720(1440)x240pH@59.94/60Hz */
+-      [9] = {
+-              NULL, 60, 1440, 240, 18554, 114, 38, 16, 4, 124, 3, 0,
+-              FB_VMODE_NONINTERLACED, 0,
+-      },
+-      /* #18: 720x576pH@50Hz */
+-      [18] = {
+-              NULL, 50, 720, 576, 37037, 68, 12, 39, 5, 64, 5, 0,
+-              FB_VMODE_NONINTERLACED, 0,
+-      },
+-      /* #19: 1280x720p@50Hz */
+-      [19] = {
+-              NULL, 50, 1280, 720, 13468, 220, 440, 20, 5, 40, 5,
+-              FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+-              FB_VMODE_NONINTERLACED, 0,
+-      },
+-      /* #20: 1920x1080i@50Hz */
+-      [20] = {
+-              NULL, 50, 1920, 1080, 13480, 148, 528, 15, 5, 528, 5,
+-              FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+-              FB_VMODE_INTERLACED, 0,
+-      },
+-      /* #32: 1920x1080p@23.98/24Hz */
+-      [32] = {
+-              NULL, 24, 1920, 1080, 13468, 148, 638, 36, 4, 44, 5,
+-              FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+-              FB_VMODE_NONINTERLACED, 0,
+-      },
+-      /* #35: (2880)x480p4x@59.94/60Hz */
+-      [35] = {
+-              NULL, 60, 2880, 480, 9250, 240, 64, 30, 9, 248, 6, 0,
+-              FB_VMODE_NONINTERLACED, 0,
+-      },
+-};
+-
+ const struct fb_videomode vesa_modes[] = {
+       /* 0 640x350-85 VESA */
+       { NULL, 85, 640, 350, 31746,  96, 32, 60, 32, 64, 3,
+--- a/include/linux/fb.h
++++ b/include/linux/fb.h
+@@ -721,8 +721,6 @@ extern int fb_parse_edid(unsigned char *
+ extern const unsigned char *fb_firmware_edid(struct device *device);
+ extern void fb_edid_to_monspecs(unsigned char *edid,
+                               struct fb_monspecs *specs);
+-extern void fb_edid_add_monspecs(unsigned char *edid,
+-                               struct fb_monspecs *specs);
+ extern void fb_destroy_modedb(struct fb_videomode *modedb);
+ extern int fb_find_mode_cvt(struct fb_videomode *mode, int margins, int rb);
+ extern unsigned char *fb_ddc_read(struct i2c_adapter *adapter);
+@@ -796,7 +794,6 @@ struct dmt_videomode {
+ extern const char *fb_mode_option;
+ extern const struct fb_videomode vesa_modes[];
+-extern const struct fb_videomode cea_modes[65];
+ extern const struct dmt_videomode dmt_modes[];
+ struct fb_modelist {
index b901b4977d7fab4c9d44cea4568325114413f3e9..b5687af40481a6b71c14a6b21be4610a714119c2 100644 (file)
@@ -3,3 +3,4 @@ block-bfq-deschedule-empty-bfq_queues-not-referred-by-any-process.patch
 mm-memory_hotplug-don-t-access-uninitialized-memmaps-in-shrink_pgdat_span.patch
 mm-memory_hotplug-fix-updating-the-node-span.patch
 arm64-uaccess-ensure-pan-is-re-enabled-after-unhandled-uaccess-fault.patch
+fbdev-ditch-fb_edid_add_monspecs.patch