Finalize detailed timing parsing constness by making struct edid also
const in callbacks and closure.

Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
 drivers/gpu/drm/drm_edid.c | 48 +++++++++++++++++++-------------------
 1 file changed, 24 insertions(+), 24 deletions(-)

diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index dae394688e5b..625fa6a4a93a 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -97,7 +97,7 @@ static int oui(u8 first, u8 second, u8 third)
 
 struct detailed_mode_closure {
        struct drm_connector *connector;
-       struct edid *edid;
+       const struct edid *edid;
        bool preferred;
        u32 quirks;
        int modes;
@@ -2424,7 +2424,7 @@ is_rb(const struct detailed_timing *descriptor, void 
*data)
 
 /* EDID 1.4 defines this explicitly.  For EDID 1.3, we guess, badly. */
 static bool
-drm_monitor_supports_rb(struct edid *edid)
+drm_monitor_supports_rb(const struct edid *edid)
 {
        if (edid->revision >= 4) {
                bool ret = false;
@@ -2452,7 +2452,7 @@ find_gtf2(const struct detailed_timing *descriptor, void 
*data)
 
 /* Secondary GTF curve kicks in above some break frequency */
 static int
-drm_gtf2_hbreak(struct edid *edid)
+drm_gtf2_hbreak(const struct edid *edid)
 {
        const struct detailed_timing *descriptor = NULL;
 
@@ -2464,7 +2464,7 @@ drm_gtf2_hbreak(struct edid *edid)
 }
 
 static int
-drm_gtf2_2c(struct edid *edid)
+drm_gtf2_2c(const struct edid *edid)
 {
        const struct detailed_timing *descriptor = NULL;
 
@@ -2476,7 +2476,7 @@ drm_gtf2_2c(struct edid *edid)
 }
 
 static int
-drm_gtf2_m(struct edid *edid)
+drm_gtf2_m(const struct edid *edid)
 {
        const struct detailed_timing *descriptor = NULL;
 
@@ -2488,7 +2488,7 @@ drm_gtf2_m(struct edid *edid)
 }
 
 static int
-drm_gtf2_k(struct edid *edid)
+drm_gtf2_k(const struct edid *edid)
 {
        const struct detailed_timing *descriptor = NULL;
 
@@ -2500,7 +2500,7 @@ drm_gtf2_k(struct edid *edid)
 }
 
 static int
-drm_gtf2_2j(struct edid *edid)
+drm_gtf2_2j(const struct edid *edid)
 {
        const struct detailed_timing *descriptor = NULL;
 
@@ -2515,7 +2515,7 @@ drm_gtf2_2j(struct edid *edid)
  * standard_timing_level - get std. timing level(CVT/GTF/DMT)
  * @edid: EDID block to scan
  */
-static int standard_timing_level(struct edid *edid)
+static int standard_timing_level(const struct edid *edid)
 {
        if (edid->revision >= 2) {
                if (edid->revision >= 4 && (edid->features & 
DRM_EDID_FEATURE_DEFAULT_GTF))
@@ -2558,7 +2558,7 @@ static int drm_mode_hsync(const struct drm_display_mode 
*mode)
  * and convert them into a real mode using CVT/GTF/DMT.
  */
 static struct drm_display_mode *
-drm_mode_std(struct drm_connector *connector, struct edid *edid,
+drm_mode_std(struct drm_connector *connector, const struct edid *edid,
             const struct std_timing *t)
 {
        struct drm_device *dev = connector->dev;
@@ -2720,7 +2720,7 @@ drm_mode_do_interlace_quirk(struct drm_display_mode *mode,
  * return a new struct drm_display_mode.
  */
 static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev,
-                                                 struct edid *edid,
+                                                 const struct edid *edid,
                                                  const struct detailed_timing 
*timing,
                                                  u32 quirks)
 {
@@ -2820,7 +2820,7 @@ static struct drm_display_mode *drm_mode_detailed(struct 
drm_device *dev,
 
 static bool
 mode_in_hsync_range(const struct drm_display_mode *mode,
-                   struct edid *edid, const u8 *t)
+                   const struct edid *edid, const u8 *t)
 {
        int hsync, hmin, hmax;
 
@@ -2837,7 +2837,7 @@ mode_in_hsync_range(const struct drm_display_mode *mode,
 
 static bool
 mode_in_vsync_range(const struct drm_display_mode *mode,
-                   struct edid *edid, const u8 *t)
+                   const struct edid *edid, const u8 *t)
 {
        int vsync, vmin, vmax;
 
@@ -2853,7 +2853,7 @@ mode_in_vsync_range(const struct drm_display_mode *mode,
 }
 
 static u32
-range_pixel_clock(struct edid *edid, const u8 *t)
+range_pixel_clock(const struct edid *edid, const u8 *t)
 {
        /* unspecified */
        if (t[9] == 0 || t[9] == 255)
@@ -2868,7 +2868,7 @@ range_pixel_clock(struct edid *edid, const u8 *t)
 }
 
 static bool
-mode_in_range(const struct drm_display_mode *mode, struct edid *edid,
+mode_in_range(const struct drm_display_mode *mode, const struct edid *edid,
              const struct detailed_timing *timing)
 {
        u32 max_clock;
@@ -2914,7 +2914,7 @@ static bool valid_inferred_mode(const struct 
drm_connector *connector,
 }
 
 static int
-drm_dmt_modes_for_range(struct drm_connector *connector, struct edid *edid,
+drm_dmt_modes_for_range(struct drm_connector *connector, const struct edid 
*edid,
                        const struct detailed_timing *timing)
 {
        int i, modes = 0;
@@ -2949,7 +2949,7 @@ void drm_mode_fixup_1366x768(struct drm_display_mode 
*mode)
 }
 
 static int
-drm_gtf_modes_for_range(struct drm_connector *connector, struct edid *edid,
+drm_gtf_modes_for_range(struct drm_connector *connector, const struct edid 
*edid,
                        const struct detailed_timing *timing)
 {
        int i, modes = 0;
@@ -2978,7 +2978,7 @@ drm_gtf_modes_for_range(struct drm_connector *connector, 
struct edid *edid,
 }
 
 static int
-drm_cvt_modes_for_range(struct drm_connector *connector, struct edid *edid,
+drm_cvt_modes_for_range(struct drm_connector *connector, const struct edid 
*edid,
                        const struct detailed_timing *timing)
 {
        int i, modes = 0;
@@ -3046,7 +3046,7 @@ do_inferred_modes(const struct detailed_timing *timing, 
void *c)
 }
 
 static int
-add_inferred_modes(struct drm_connector *connector, struct edid *edid)
+add_inferred_modes(struct drm_connector *connector, const struct edid *edid)
 {
        struct detailed_mode_closure closure = {
                .connector = connector,
@@ -3108,7 +3108,7 @@ do_established_modes(const struct detailed_timing 
*timing, void *c)
  * (defined above).  Tease them out and add them to the global modes list.
  */
 static int
-add_established_modes(struct drm_connector *connector, struct edid *edid)
+add_established_modes(struct drm_connector *connector, const struct edid *edid)
 {
        struct drm_device *dev = connector->dev;
        unsigned long est_bits = edid->established_timings.t1 |
@@ -3145,7 +3145,7 @@ do_standard_modes(const struct detailed_timing *timing, 
void *c)
        struct detailed_mode_closure *closure = c;
        const struct detailed_non_pixel *data = &timing->data.other_data;
        struct drm_connector *connector = closure->connector;
-       struct edid *edid = closure->edid;
+       const struct edid *edid = closure->edid;
        int i;
 
        if (!is_display_descriptor(timing, EDID_DETAIL_STD_MODES))
@@ -3172,7 +3172,7 @@ do_standard_modes(const struct detailed_timing *timing, 
void *c)
  * GTF or CVT. Grab them from @edid and add them to the list.
  */
 static int
-add_standard_modes(struct drm_connector *connector, struct edid *edid)
+add_standard_modes(struct drm_connector *connector, const struct edid *edid)
 {
        int i, modes = 0;
        struct detailed_mode_closure closure = {
@@ -3264,7 +3264,7 @@ do_cvt_mode(const struct detailed_timing *timing, void *c)
 }
 
 static int
-add_cvt_modes(struct drm_connector *connector, struct edid *edid)
+add_cvt_modes(struct drm_connector *connector, const struct edid *edid)
 {
        struct detailed_mode_closure closure = {
                .connector = connector,
@@ -3318,7 +3318,7 @@ do_detailed_mode(const struct detailed_timing *timing, 
void *c)
  * @quirks: quirks to apply
  */
 static int
-add_detailed_modes(struct drm_connector *connector, struct edid *edid,
+add_detailed_modes(struct drm_connector *connector, const struct edid *edid,
                   u32 quirks)
 {
        struct detailed_mode_closure closure = {
@@ -4525,7 +4525,7 @@ monitor_name(const struct detailed_timing *timing, void 
*data)
        *res = timing->data.other_data.data.str.str;
 }
 
-static int get_monitor_name(struct edid *edid, char name[13])
+static int get_monitor_name(const struct edid *edid, char name[13])
 {
        const char *edid_name = NULL;
        int mnl;
-- 
2.30.2

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