Commit 90811148 authored by Russell King's avatar Russell King

ARM: l2c: convert Broadcom L2C-310 to new code

The Broadcom L2C-310 devices use ARMs L2C-310 R2P3 or later.  These
require no errata workarounds, and so we can directly call the l2c210
functions from their methods.
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 733c6bba
...@@ -1360,16 +1360,16 @@ static void bcm_inv_range(unsigned long start, unsigned long end) ...@@ -1360,16 +1360,16 @@ static void bcm_inv_range(unsigned long start, unsigned long end)
/* normal case, no cross section between start and end */ /* normal case, no cross section between start and end */
if (likely(bcm_addr_is_sys_emi(end) || !bcm_addr_is_sys_emi(start))) { if (likely(bcm_addr_is_sys_emi(end) || !bcm_addr_is_sys_emi(start))) {
l2x0_inv_range(new_start, new_end); l2c210_inv_range(new_start, new_end);
return; return;
} }
/* They cross sections, so it can only be a cross from section /* They cross sections, so it can only be a cross from section
* 2 to section 3 * 2 to section 3
*/ */
l2x0_inv_range(new_start, l2c210_inv_range(new_start,
bcm_l2_phys_addr(BCM_VC_EMI_SEC3_START_ADDR-1)); bcm_l2_phys_addr(BCM_VC_EMI_SEC3_START_ADDR-1));
l2x0_inv_range(bcm_l2_phys_addr(BCM_VC_EMI_SEC3_START_ADDR), l2c210_inv_range(bcm_l2_phys_addr(BCM_VC_EMI_SEC3_START_ADDR),
new_end); new_end);
} }
...@@ -1382,26 +1382,21 @@ static void bcm_clean_range(unsigned long start, unsigned long end) ...@@ -1382,26 +1382,21 @@ static void bcm_clean_range(unsigned long start, unsigned long end)
if (unlikely(end <= start)) if (unlikely(end <= start))
return; return;
if ((end - start) >= l2x0_size) {
l2x0_clean_all();
return;
}
new_start = bcm_l2_phys_addr(start); new_start = bcm_l2_phys_addr(start);
new_end = bcm_l2_phys_addr(end); new_end = bcm_l2_phys_addr(end);
/* normal case, no cross section between start and end */ /* normal case, no cross section between start and end */
if (likely(bcm_addr_is_sys_emi(end) || !bcm_addr_is_sys_emi(start))) { if (likely(bcm_addr_is_sys_emi(end) || !bcm_addr_is_sys_emi(start))) {
l2x0_clean_range(new_start, new_end); l2c210_clean_range(new_start, new_end);
return; return;
} }
/* They cross sections, so it can only be a cross from section /* They cross sections, so it can only be a cross from section
* 2 to section 3 * 2 to section 3
*/ */
l2x0_clean_range(new_start, l2c210_clean_range(new_start,
bcm_l2_phys_addr(BCM_VC_EMI_SEC3_START_ADDR-1)); bcm_l2_phys_addr(BCM_VC_EMI_SEC3_START_ADDR-1));
l2x0_clean_range(bcm_l2_phys_addr(BCM_VC_EMI_SEC3_START_ADDR), l2c210_clean_range(bcm_l2_phys_addr(BCM_VC_EMI_SEC3_START_ADDR),
new_end); new_end);
} }
...@@ -1415,7 +1410,7 @@ static void bcm_flush_range(unsigned long start, unsigned long end) ...@@ -1415,7 +1410,7 @@ static void bcm_flush_range(unsigned long start, unsigned long end)
return; return;
if ((end - start) >= l2x0_size) { if ((end - start) >= l2x0_size) {
l2x0_flush_all(); outer_cache.flush_all();
return; return;
} }
...@@ -1424,24 +1419,24 @@ static void bcm_flush_range(unsigned long start, unsigned long end) ...@@ -1424,24 +1419,24 @@ static void bcm_flush_range(unsigned long start, unsigned long end)
/* normal case, no cross section between start and end */ /* normal case, no cross section between start and end */
if (likely(bcm_addr_is_sys_emi(end) || !bcm_addr_is_sys_emi(start))) { if (likely(bcm_addr_is_sys_emi(end) || !bcm_addr_is_sys_emi(start))) {
l2x0_flush_range(new_start, new_end); l2c210_flush_range(new_start, new_end);
return; return;
} }
/* They cross sections, so it can only be a cross from section /* They cross sections, so it can only be a cross from section
* 2 to section 3 * 2 to section 3
*/ */
l2x0_flush_range(new_start, l2c210_flush_range(new_start,
bcm_l2_phys_addr(BCM_VC_EMI_SEC3_START_ADDR-1)); bcm_l2_phys_addr(BCM_VC_EMI_SEC3_START_ADDR-1));
l2x0_flush_range(bcm_l2_phys_addr(BCM_VC_EMI_SEC3_START_ADDR), l2c210_flush_range(bcm_l2_phys_addr(BCM_VC_EMI_SEC3_START_ADDR),
new_end); new_end);
} }
/* Broadcom L2C-310 start from ARMs R3P2 or later, and require no fixups */
static const struct l2c_init_data of_bcm_l2x0_data __initconst = { static const struct l2c_init_data of_bcm_l2x0_data __initconst = {
.num_lock = 8, .num_lock = 8,
.of_parse = l2c310_of_parse, .of_parse = l2c310_of_parse,
.enable = l2c_enable, .enable = l2c_enable,
.fixup = l2c310_fixup,
.save = l2c310_save, .save = l2c310_save,
.outer_cache = { .outer_cache = {
.inv_range = bcm_inv_range, .inv_range = bcm_inv_range,
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment