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Commit 13af8164 authored by Nathan Williams's avatar Nathan Williams Committed by David S. Miller
Browse files

solos-pci: add firmware upgrade support for new models 



Signed-off-by: default avatarNathan Williams <nathan@traverse.com.au>
Signed-off-by: default avatarDavid Woodhouse <David.Woodhouse@intel.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7fbdadb5

drivers/atm/solos-pci.c

+42 −11
Original line number Diff line number Diff line
@@ -42,7 +42,8 @@ 
#include <linux/swab.h>

#include <linux/slab.h>



#define VERSION "0.07"

#define VERSION "1.04"

#define DRIVER_VERSION 0x01

#define PTAG "solos-pci"



#define CONFIG_RAM_SIZE	128
@@ -57,16 +58,20 @@ 
#define FPGA_MODE	0x5C

#define FLASH_MODE	0x58

#define GPIO_STATUS	0x54

#define DRIVER_VER	0x50

#define TX_DMA_ADDR(port)	(0x40 + (4 * (port)))

#define RX_DMA_ADDR(port)	(0x30 + (4 * (port)))



#define DATA_RAM_SIZE	32768

#define BUF_SIZE	2048

#define OLD_BUF_SIZE	4096 /* For FPGA versions <= 2*/

#define FPGA_PAGE	528 /* FPGA flash page size*/

#define SOLOS_PAGE	512 /* Solos flash page size*/

#define FPGA_BLOCK	(FPGA_PAGE * 8) /* FPGA flash block size*/

#define SOLOS_BLOCK	(SOLOS_PAGE * 8) /* Solos flash block size*/

/* Old boards use ATMEL AD45DB161D flash */

#define ATMEL_FPGA_PAGE	528 /* FPGA flash page size*/

#define ATMEL_SOLOS_PAGE	512 /* Solos flash page size*/

#define ATMEL_FPGA_BLOCK	(ATMEL_FPGA_PAGE * 8) /* FPGA block size*/

#define ATMEL_SOLOS_BLOCK	(ATMEL_SOLOS_PAGE * 8) /* Solos block size*/

/* Current boards use M25P/M25PE SPI flash */

#define SPI_FLASH_BLOCK	(256 * 64)



#define RX_BUF(card, nr) ((card->buffers) + (nr)*(card->buffer_size)*2)

#define TX_BUF(card, nr) ((card->buffers) + (nr)*(card->buffer_size)*2 + (card->buffer_size))
@@ -128,6 +133,7 @@ struct solos_card { 
	int using_dma;

	int fpga_version;

	int buffer_size;

	int atmel_flash;

};
@@ -630,16 +636,25 @@ static int flash_upgrade(struct solos_card *card, int chip) 
	switch (chip) {

	case 0:

		fw_name = "solos-FPGA.bin";

		blocksize = FPGA_BLOCK;

		if (card->atmel_flash)

			blocksize = ATMEL_FPGA_BLOCK;

		else

			blocksize = SPI_FLASH_BLOCK;

		break;

	case 1:

		fw_name = "solos-Firmware.bin";

		blocksize = SOLOS_BLOCK;

		if (card->atmel_flash)

			blocksize = ATMEL_SOLOS_BLOCK;

		else

			blocksize = SPI_FLASH_BLOCK;

		break;

	case 2:

		if (card->fpga_version > LEGACY_BUFFERS){

			fw_name = "solos-db-FPGA.bin";

			blocksize = FPGA_BLOCK;

			if (card->atmel_flash)

				blocksize = ATMEL_FPGA_BLOCK;

			else

				blocksize = SPI_FLASH_BLOCK;

		} else {

			dev_info(&card->dev->dev, "FPGA version doesn't support"

					" daughter board upgrades\n");
@@ -649,7 +664,10 @@ static int flash_upgrade(struct solos_card *card, int chip) 
	case 3:

		if (card->fpga_version > LEGACY_BUFFERS){

			fw_name = "solos-Firmware.bin";

			blocksize = SOLOS_BLOCK;

			if (card->atmel_flash)

				blocksize = ATMEL_SOLOS_BLOCK;

			else

				blocksize = SPI_FLASH_BLOCK;

		} else {

			dev_info(&card->dev->dev, "FPGA version doesn't support"

					" daughter board upgrades\n");
@@ -665,6 +683,9 @@ static int flash_upgrade(struct solos_card *card, int chip) 


	dev_info(&card->dev->dev, "Flash upgrade starting\n");



	/* New FPGAs require driver version before permitting flash upgrades */

	iowrite32(DRIVER_VERSION, card->config_regs + DRIVER_VER);



	numblocks = fw->size / blocksize;

	dev_info(&card->dev->dev, "Firmware size: %zd\n", fw->size);

	dev_info(&card->dev->dev, "Number of blocks: %d\n", numblocks);
@@ -694,9 +715,13 @@ static int flash_upgrade(struct solos_card *card, int chip) 
		/* dev_info(&card->dev->dev, "Set FPGA Flash mode to Block Write\n"); */

		iowrite32(((chip * 2) + 1), card->config_regs + FLASH_MODE);



		/* Copy block to buffer, swapping each 16 bits */

		/* Copy block to buffer, swapping each 16 bits for Atmel flash */

		for(i = 0; i < blocksize; i += 4) {

			uint32_t word = swahb32p((uint32_t *)(fw->data + offset + i));

			uint32_t word;

			if (card->atmel_flash)

				word = swahb32p((uint32_t *)(fw->data + offset + i));

			else

				word = *(uint32_t *)(fw->data + offset + i);

			if(card->fpga_version > LEGACY_BUFFERS)

				iowrite32(word, FLASH_BUF + i);

			else
@@ -1230,6 +1255,12 @@ static int fpga_probe(struct pci_dev *dev, const struct pci_device_id *id) 
		db_fpga_upgrade = db_firmware_upgrade = 0;

	}



	/* Stopped using Atmel flash after 0.03-38 */

	if (fpga_ver < 39)

		card->atmel_flash = 1;

	else

		card->atmel_flash = 0;



	if (card->fpga_version >= DMA_SUPPORTED) {

		pci_set_master(dev);

		card->using_dma = 1;