disp: msm: sde: remove unused functions from sde code

Cleanup unused functions from all modules in sde driver.

Change-Id: Ia0e72ab9c281b4200a63ce35bf184e83fe1db5d2
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>

msm/sde/sde_formats.h

@@ -65,18 +65,6 @@ int sde_format_get_plane_sizes(
 		struct sde_hw_fmt_layout *layout,
 		const uint32_t *pitches);
 
-/**
- * sde_format_get_block_size - get block size of given format when
- *	operating in block mode
- * @fmt:             pointer to sde_format
- * @w:               pointer to width of the block
- * @h:               pointer to height of the block
- *
- * Return: 0 if success; error oode otherwise
- */
-int sde_format_get_block_size(const struct sde_format *fmt,
-		uint32_t *w, uint32_t *h);
-
 /**
  * sde_format_check_modified_format - validate format and buffers for
  *                   sde non-standard, i.e. modified format