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| author | Takashi Iwai <tiwai@suse.de> | 2015-12-21 13:46:30 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2015-12-21 13:46:30 +0300 |
| commit | 1d9d4495001d3c470e5c902ff35a6aa626924fc1 (patch) | |
| tree | 1ae39f4ccadb610bc16fea88a1f93b23a4df37b1 /drivers/gpu/drm/drm_modes.c | |
| parent | d3d33aabac51341065bcce0e9c2d9d27902a08c4 (diff) | |
| parent | e2dc7d7d8ed3019f72855af1c3dcda3fb456b488 (diff) | |
| download | linux-1d9d4495001d3c470e5c902ff35a6aa626924fc1.tar.xz | |
Merge branch 'topic/hdmi-jack' into for-next
Diffstat (limited to 'drivers/gpu/drm/drm_modes.c')
| -rw-r--r-- | drivers/gpu/drm/drm_modes.c | 35 |
1 files changed, 29 insertions, 6 deletions
diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index cd74a0953f42..ef6bd3656548 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -917,13 +917,30 @@ bool drm_mode_equal(const struct drm_display_mode *mode1, const struct drm_displ } else if (mode1->clock != mode2->clock) return false; + return drm_mode_equal_no_clocks(mode1, mode2); +} +EXPORT_SYMBOL(drm_mode_equal); + +/** + * drm_mode_equal_no_clocks - test modes for equality + * @mode1: first mode + * @mode2: second mode + * + * Check to see if @mode1 and @mode2 are equivalent, but + * don't check the pixel clocks. + * + * Returns: + * True if the modes are equal, false otherwise. + */ +bool drm_mode_equal_no_clocks(const struct drm_display_mode *mode1, const struct drm_display_mode *mode2) +{ if ((mode1->flags & DRM_MODE_FLAG_3D_MASK) != (mode2->flags & DRM_MODE_FLAG_3D_MASK)) return false; return drm_mode_equal_no_clocks_no_stereo(mode1, mode2); } -EXPORT_SYMBOL(drm_mode_equal); +EXPORT_SYMBOL(drm_mode_equal_no_clocks); /** * drm_mode_equal_no_clocks_no_stereo - test modes for equality @@ -1230,7 +1247,7 @@ bool drm_mode_parse_command_line_for_connector(const char *mode_option, unsigned int xres = 0, yres = 0, bpp = 32, refresh = 0; bool yres_specified = false, cvt = false, rb = false; bool interlace = false, margins = false, was_digit = false; - int i; + int i, err; enum drm_connector_force force = DRM_FORCE_UNSPECIFIED; #ifdef CONFIG_FB @@ -1250,7 +1267,9 @@ bool drm_mode_parse_command_line_for_connector(const char *mode_option, case '@': if (!refresh_specified && !bpp_specified && !yres_specified && !cvt && !rb && was_digit) { - refresh = simple_strtol(&name[i+1], NULL, 10); + err = kstrtouint(&name[i + 1], 10, &refresh); + if (err) + return false; refresh_specified = true; was_digit = false; } else @@ -1259,7 +1278,9 @@ bool drm_mode_parse_command_line_for_connector(const char *mode_option, case '-': if (!bpp_specified && !yres_specified && !cvt && !rb && was_digit) { - bpp = simple_strtol(&name[i+1], NULL, 10); + err = kstrtouint(&name[i + 1], 10, &bpp); + if (err) + return false; bpp_specified = true; was_digit = false; } else @@ -1267,7 +1288,9 @@ bool drm_mode_parse_command_line_for_connector(const char *mode_option, break; case 'x': if (!yres_specified && was_digit) { - yres = simple_strtol(&name[i+1], NULL, 10); + err = kstrtouint(&name[i + 1], 10, &yres); + if (err) + return false; yres_specified = true; was_digit = false; } else @@ -1491,4 +1514,4 @@ int drm_mode_convert_umode(struct drm_display_mode *out, out: return ret; -}
\ No newline at end of file +} |